RENAULT S.A.S. Patent applications |
Patent application number | Title | Published |
20160141734 | SYSTEM AND METHOD FOR REGULATING THE TEMPERATURE OF AN ELECTROCHEMICAL BATTERY - A system and method regulate the temperature of an electrochemical battery. The system can be incorporated in a hybrid or electric motor vehicle including at least two electrical-energy-accumulating elements, each element including at least one electrochemical cell. The system increases the intensity of the value of the current flowing through the battery up to a first threshold value and includes a module for disconnecting and connecting an electrical-energy-accumulating element. | 05-19-2016 |
20160140788 | DEVICE FOR PROTECTING THE ACCESS TO A VEHICLE BY MEANS OF A MOBILE PHONE - A method of access to a motor vehicle includes establishing contactless communication according to an NFC protocol between a badge of the motor vehicle and a smartphone, communicating an authentication key from the badge to the smartphone, transmitting the authentication key of the smartphone to a server by telephone communication, the server being capable of communicating with the vehicle, and recognizing the authentication key by the server and transmitting data concerning a status of the vehicle from the server to the smartphone. | 05-19-2016 |
20160140778 | METHOD AND SYSTEM FOR IDENTIFYING DAMAGE CAUSED TO A VEHICLE - A system for identifying damage caused to a vehicle includes an image capture device connected to a remote server by a transmission module. The image capture device is mobile. A method of identifying the damage caused to the vehicle includes capturing at least one image of the vehicle by an image capture device, transmitting the captured image to a remote server, and processing the captured image. The capturing includes guiding the image capture device toward a predefined zone of the vehicle. | 05-19-2016 |
20160131020 | TELESCOPICALLY CRUSHABLE AIR GUIDE FOR A MOTOR VEHICLE ENGINE RADIATOR AND VEHICLE PROVIDED WITH SAME - An air guide collects air from a grille located at the front of a vehicle engine compartment to a vertical radiator located in the engine compartment and which is fixed to a vehicle chassis. The air guide includes a main casing including an upper casing and a lower casing. The upper and lower casings include an opening toward the front to receive the air. The lower casing includes at least one substantially horizontal lower wall and two substantially vertical lateral walls. The lower casing axially and transversely abut the rear portion of the lower casing of the air guide relative to the chassis of the vehicle, at least in a lateral region of the lower casing, and a local structure for controlled preferred compression of the walls of the lower casing, at least in a lower portion of the lateral region of the lower casing. | 05-12-2016 |
20160121808 | FOOTREST INCORPORATING MEANS FOR STORING TYRE REPAIR EQUIPMENT - A footrest to be installed between a bulkhead and a floor of a motor vehicle includes a bearing wall to support the foot or feet of a passenger and a sound insulation mat extending opposite at least part of the bearing wall and attached to the floor. The mat includes an insulating layer between the floor and a covering layer attached to the insulating layer. The bearing wall includes a storage compartment and an internal face positioned facing an exterior face of the covering layer at installation of the foot rest. The storage compartment extends between the internal face of the bearing face and the exterior face of the covering layer. The storage compartment has a bottom wall fixed permanently to the internal face of the bearing wall by first, and second connecting members and includes housings the content of which is directly accessible without removing the storage compartment. | 05-05-2016 |
20160111993 | METHOD FOR CONTROLLING A SYNCHRONOUS ELECTRICAL MACHINE, CORRESPONDING SYSTEM AND MOTOR VEHICLE COMPRISING THE SYSTEM - A method for controlling a permanent magnet synchronous electrical machine powered by a battery delivering a supply voltage to terminals of the battery, the method including: calculating an initial direct voltage component Vdc and an initial quadratic voltage component in a rotating reference; checking a saturation condition; calculating an angle α of a formula; generating voltages to be applied to the electrical machine if α varies negatively and Vdc is positive or if α varies positively and V dc is negative. The method for example can be applied in a control of synchronous electrical machines. | 04-21-2016 |
20160107655 | OPERATING METHOD FOR A VEHICLE IN MANUAL MODE AND IN AUTONOMOUS MODE - An operating method for a vehicle includes a driving in manual mode, in which a longitudinal movement and a lateral movement are controlled by a human driver, and a driving in autonomous mode, in which the longitudinal movement and the lateral movement are controlled by an automated system. In the method, an alerting of the human driver is activated in particular in autonomous mode when the automated system receives a first distance that separates the vehicle from an end of the zone in which the autonomous mode is authorized. An automatic stopping of the vehicle before reaching the zone end is activated in autonomous mode when the human driver does not resume control of the vehicle after receiving the first distance from the automated system. | 04-21-2016 |
20160107537 | METHOD FOR MANAGING THE COOLING OF A BATTERY WITH ADJUSTABLE COOLING THRESHOLDS - A method for managing a battery located in a motor vehicle includes cooling the battery when a data item indicative of the temperature of the battery exceeds a first threshold, stopping the cooling of the battery when the data item indicative of the temperature of the battery drops below a second threshold, notably lower than the first threshold, and adjusting at least one of the first and second thresholds. | 04-21-2016 |
20160107535 | METHOD AND SYSTEM FOR CHARGING A MOTOR VEHICLE BATTERY ACCORDING TO TEMPERATURE - A method for charging a motor vehicle battery includes determining the electrolyte resistance frequency of the cell, determining the battery charge transfer resistance frequency, and charging the battery with a current at a charging current frequency greater than the electrolyte resistance frequency of the battery and less than the battery charge transfer resistance frequency. | 04-21-2016 |
20160103449 | OPERATING METHOD FOR A VEHICLE IN MANUAL MODE AND IN AUTONOMOUS MODE - An operating method for a vehicle includes driving in a manual mode, in which a longitudinal movement and a lateral movement are controlled by a human driver, and driving in an autonomous mode, in which the longitudinal movement and the lateral movement are controlled by an automated system. In the method, driving in semi-autonomous mode is activated from the autonomous mode by the human driver either resuming the longitudinal movement, such that the automated system continues to control the lateral movement, or resuming the lateral movement, such that the automated system continues to control the longitudinal movement. In the semi-autonomous mode, one or more automatic stop operations brake the vehicle when the human driver does not quickly resume control of the lateral movement and the longitudinal movement, which continues to be controlled by the automated system. | 04-14-2016 |
20160082860 | METHOD FOR MANAGING THE TEMPERATURE OF A BATTERY OF AN ELECTRIC OR HYBRID VEHICLE - A method for managing the temperature of a battery of an electric or hybrid vehicle includes recording a temperature value at which the cooling or heating of the battery is triggered. The method further includes, for two consecutive values in a predefined sequence of states of charge: a step of comparing a real gradient to a reference gradient of the battery temperature; and a step of modifying, depending on the comparison, the value of the trigger temperature, or the value of the power output by cooling or heating the battery; and also includes applying the modified trigger temperature or output power for the following two consecutive values of the state of charge of the battery in the predefined sequence. | 03-24-2016 |
20160075337 | METHOD FOR CONTROLLING THE CLAW COUPLING OF A GEARBOX - Method for controlling the claw coupling of two gearbox elements initially rotating at different speeds when the driver or the box computer requests claw coupling, characterized in that, in a first phase, the difference in rotational speed of the rotary elements is brought by a regulator to a non-zero reference value without any translational movement of the rotary elements toward one another, and in that the movement of the rotary elements until they are claw-coupled occurs in a second phase that begins when the difference in rotational speed reaches its desired value, during which phase the difference perceived by the regulator is modulated by a factor (F) that is a function of the raw difference between the measured value and the reference value. | 03-17-2016 |
20160075323 | METHOD FOR CONTROLLING THE STATE OF A DRIVE TRAIN OF A POWER TRAIN OF AN ELECTRIC, HYBRID OR COMBUSTION ENGINE VEHICLE - A method for controlling a state of a drive train of a power train including at least one motive power source and a set of couplers and reducers of which respective engagements define a plurality of states of the drive train, by engagement of one or a plurality of energy sources in provision of torque and by the ratio of transmission of same to wheels. States targeted from a current state are ranked in real time on the basis of the difference between the motive force available in a current state and in each target state. | 03-17-2016 |
20160068067 | SYSTEM AND METHOD FOR MONITORING THE TORQUE SUPPLIED BY THE MOTOR OF AN ELECTRIC OR HYBRID MOTOR VEHICLE - A system for monitoring torque supplied by a motor of a motor vehicle, for example an electric or hybrid vehicle. The system includes a mechanism determining a driver's request for torque, a mechanism estimating torque produced by a propulsion unit, a mechanism filtering the driver torque request which is connected at an input to a mechanism determining consistency between the torque request and the torque produced including a mechanism determining consistency of positive torque and a mechanism determining consistency of negative torque each including a mechanism determining phases of quasi-static variation of the request and a mechanism detecting torque anomalies which can construct an acceptable torque template and determine that a torque anomaly has occurred as a function of the torque estimate, the torque request, and the acceptable torque template. | 03-10-2016 |
20160052542 | METHOD FOR CONTROLLING A STEERING ACTUATOR COMPRISING A COUNTER-STEERING STEP BEFORE A DEACTIVATION STEP - A method for controlling an actuator for steering a wheel of a motor vehicle including an electrical actuator controlling steering angle of the steering wheel and a mechanism determining temperature of the actuator. The method includes: completing deactivating the actuator; and a counter-steering operation triggered when the temperature of the actuator is higher than or equal to a determined prevention threshold. | 02-25-2016 |
20160052507 | METHOD AND DEVICE FOR CONTROLLING AN ENERGY EQUIVALENCE FACTOR IN A HYBRID MOTOR PROPULSION PLANT - A method of determining an equivalence energy factor representing weighting applied between an infeed of energy of thermal origin and an infeed of energy of electrical origin, to minimize on an operating point overall energy consumption of a hybrid motor propulsion plant for an automotive vehicle including a heat engine and at least one electric motor powered by a battery. This factor is controlled in a discrete manner as a function of an instantaneous state of energy of the battery, and of an energy target, and as a function of the vehicle running conditions. | 02-25-2016 |
20160052412 | METHOD FOR CONTROLLING A POWER CONVERTER AND RELATED DEVICE - A system for controlling a power converter, the system configured to control at least two consecutive instances of closure of pairs of controlled switches including a bottom switch and a top switch. A measurement mechanism can measure, prior to a transition between closing of one pair of controlled switches and closing of another pair of controlled switches, electric potential at a connection point for at least two arms in which the controlled switches are affected by the transition. A comparison mechanism compares the measured potentials and a selection mechanism can select the top switch of the arm with a lowest measured electric potential and the bottom switch of the arm with a highest measured electric potential. A controller can control closing of the controlled switches selected during at least one additional time period around the transition. | 02-25-2016 |
20160046319 | MOTOR VEHICLE COMPRISING MEANS FOR POSITIONING A COLLAPSIBLE STEERING COLUMN - The invention relates to a motor vehicle comprising a bodyshell structure which delimits at least one cabin and a front compartment which are separated by an upper transverse cross member, said vehicle accepting a telescopic steering column ( | 02-18-2016 |
20160046291 | SYSTEM AND METHOD FOR CONTROLLING A FREE-WHEELING MOTOR VEHICLE - A system and method for controlling a free-wheeling motor vehicle including at least one internal combustion engine connected to drive wheels by a transmission. The method includes: determining engine torque at wheels; determining longitudinal acceleration of the vehicle when a free-wheeling driving mode is activated, on the basis of resisting torques on the wheels; determining longitudinal acceleration of the vehicle when the free-wheeling driving mode is deactivated on the basis of the engine torque and the resisting torques on the wheels; determining the difference in longitudinal acceleration between when the free-wheeling driving mode is activated and the free-wheeling driving mode is deactivated; and opening the transmission chain when the longitudinal acceleration difference leans substantially toward a value of zero. | 02-18-2016 |
20160043678 | MOTOR CURRENT MAPPING - An electric machine combined with an electronic control unit including a set of onboard maps of a same setpoint parameter on the basis of first and second operating variables of the machine, each of the maps being associated with a different level of a third operating parameter of the electric machine. The maps include ranges of authorized values, and at least one range of extrapolated values. The electronic control unit is configured, for values of the third parameter not associated with one of the onboard maps, to use interpolated values between two authorized values, or between one authorized value and one extrapolated value. | 02-11-2016 |
20160040779 | METHOD FOR CONTROLLING STATIONARY CLUTCHING OF A GEARBOX - A method for controlling the stationary clutching of an idler gear on a secondary shaft of a parallel shaft gearbox, by movement of a sliding gear constrained to rotate with said shaft towards the idler gear without the intervention of mechanical synchronisation members, characterised in that it involves: —activating the translational movement of the sliding gear towards the idler gear without previous synchronisation, if the two parts are unable to rotate when clutching is requested, and—activating a rotation of the idler gear following the free flight travel of the sliding gear to position the teeth of one in place of the holes of the other, if the clutch engagement threshold has not been crossed following a time delay. | 02-11-2016 |
20160032815 | COOLING SYSTEM AND METHOD FOR A HYBRID POWERTRAIN OF A MOTOR VEHICLE - A cooling system for a hybrid powertrain of a motor vehicle comprising an internal combustion engine and an electric traction assembly, comprising a main circuit that can be traversed by a coolant in order to cool the internal combustion engine to a first temperature level and a secondary circuit that can be traversed by a coolant to cool the electric traction assembly to a second temperature level, lower than the first level, each of the circuits and comprising a radiator capable of cooling the coolant by means of heat exchange with an air flow, at least one hydraulic pump for circulating the coolant in the coolant circuits, and one electronic control unit capable of controlling the hydraulic pumps. The control unit comprises a module for recovering information on the dynamics of the vehicle and a module for controlling the flow from the hydraulic pumps on the basis of that information. | 02-04-2016 |
20160031334 | METHOD OF REGULATING THE TEMPERATURE OF AN ACCUMULATOR BATTERY - A method of regulating temperature of an accumulator battery in a course of charging or discharging. The method includes: a) acquiring a state of charge relating to a level of charge of the accumulator battery, b) measuring values of the temperature of the accumulator battery at a first state of charge and at a second state of charge which is different, c) estimating, as a function of the values of the temperature measured in b), the value of the temperature of the accumulator battery at a future third state of charge, and d) controlling the temperature of the accumulator battery as a function of the value of the temperature estimated in c). | 02-04-2016 |
20160031313 | INSTALLATION OF A UREA TANK IN A COMMERCIAL VEHICLE HAVING A DIESEL ENGINE AND CORRESPONDING VEHICLE - A commercial vehicle including a diesel engine, a lower vehicle structure defining a vehicle floor, and, to a side, a running board providing access to a front seat of the vehicle, the lower structure supporting, under the floor, a gas oil tank including a filling pipe leading to the side of the vehicle, in a rear of the running board. The vehicle further includes a urea tank housed in immediate vicinity of the gas oil tank, and includes a filling pipe which leads into a rear front wall of the running board at a housing formed in the front wall of the running board and closable by a trap. | 02-04-2016 |
20160016497 | MOTOR VEHICLE SEAT HAVING A REVERSIBLE SITTING PART COMPRISING LOCKING MEANS - A motor vehicle seat including a seatback part and a sitting part, the sitting part including a base panel bordered at least partially by a side panel, and a mechanism mounting the seat on the vehicle floor panel in two different positions: a first accommodating position in which the side panel extends at least partially in an extension of the seatback part, between the seatback part and the sitting part base panel, and a second reversed position in which the base panel extends between the seatback part and the side panel of the sitting part. The motor vehicle seat further includes a mechanism locking the sitting part in at least one of the two accommodation and reversed positions, at least part of the locking mechanism belonging to the seatback part. | 01-21-2016 |
20160016491 | MOTOR VEHICLE SEAT COMPRISING A SEATBACK PART WITH A DETACHABLE PART PROVIDED WITH STORAGE MEANS - A seat for a motor vehicle includes a back part and a sitting part. The back part includes at least one detachable main part, which is adapted to be entirely separated from the rest of the seat. The detachable main part also includes, at the rear, storage fixed to the detachable main part. | 01-21-2016 |
20160016487 | MOTOR VEHICLE SEAT HAVING A REVERSIBLE SITTING PART WITH AN OPENING FOR THE PASSAGE OF A BASE FOR SECURING A SAFETY BELT - A motor vehicle seat including a sitting part including a base panel bordered at least partially by a side panel, the sitting part configured to be mounted on the vehicle floor panel in two different positions of: a first accommodating position, in which the side panel extends in a first direction, at the rear of the base panel and forms a portion of the seatback of the seat, and a second reversed position, in which the side panel extends in front of the base panel, in a second direction opposite the first. The sitting part further includes an opening configured for passage of a base for securing a safety belt when the sitting part is in the accommodating position. A motor vehicle can include the seat. | 01-21-2016 |
20160003273 | ASSEMBLY OF AN ELONGATE THIN LIP IN AN ELONGATE NARROW SLIT AND USE FOR ASSEMBLING AN AIR GUIDE ONTO A SHROUD - An assembly of a first element, such as a fan shroud, with a second element, such as an air guide, realized by assembling an elongate thin lip belonging to the second element in an elongate narrow slit formed by the three sides of an elongate planar plate attached in parallel to a planar wall of the first element. The elongate thin lip includes a concave edge and includes, at either side thereof, extended tips, and the elongate slit includes, at either side thereof, areas in which the thickness of the slit is increased, configured to engage with the extended tips of the lip so that the insertion of the lip into the slit begins by inserting the tips into the areas and then continues with gradual insertion of the rest of the concave edge of the lip as the lip is being advanced. | 01-07-2016 |
20160001770 | METHOD AND CORRESPONDING DEVICE FOR COUPLING A SHAFT OF AN ELECTRIC MOTOR WITH A WHEEL SHAFT OF AN ELECTRICALLY POWERED OR HYBRID MOTOR VEHICLE - A method and device for coupling an electric motor shaft with a wheel shaft of a vehicle includes measurement of rotation speed of the electric motor and measurement of rotation speed of the wheels. The method also includes formulating via a closed-loop control a first operating setpoint for the electric motor based on the measured rotation speed of the electric motor and the measured rotation speed of the wheels; formulating a second operating setpoint based on the measured rotation speed of the wheels to which at least one coefficient is applied; controlling the operation of the motor around a final operating setpoint formulated based on adding together the first and second operating setpoints; and coupling, if the measured speed of the wheels to which the at least one coefficient is applied is equal to the measured speed of the motor, the electric motor shaft with the wheel shaft. | 01-07-2016 |
20150379173 | METHOD FOR PROCESSING A SET OF DATA TO BE USED SUBSEQUENTLY WITH A VIEW TO GRAPHICALLY GENERATING AN ELECTRICAL DIAGRAM OF AN ELECTRICAL SYSTEM - A processing method that makes it possible to process a set of data to be used subsequently to graphically generate an electrical diagram of an electrical system, for example an electrical system for a motor vehicle. The method includes transmission of a model from a database to a computer, the model including a list of identifiers of parts of the electrical system, and, for each part identifier, a position of the part on the electrical diagram to be generated. After having determined a configuration of the electrical diagram and association between the electrical diagram parts and connectors, the computer determines a topology of the electrical diagram to be generated, the topology including connecting elements, each connecting element connecting at least two connectors. | 12-31-2015 |
20150377180 | SYSTEM FOR RECUPERATING HEAT FROM THE EXHAUST GASES IN AN INTERNAL COMBUSTION ENGINE, WITH TWO HEAT EXCHANGERS ON A GAS RECIRCULATION CIRCUIT - A system and method for recuperating energy for a motor vehicle equipped with an internal combustion engine. The system includes a recirculation circuit for the partial recirculation of the engine exhaust gases; a first coolant circuit passing through the engine and passing through a first cooling exchanger configured to collect heat energy from the recirculation circuit; a second circuit through which there circulates a state-change fluid to mechanically drive an output shaft of an expansion machine of the second circuit; and a third coolant circuit comprising a second cooling exchanger to collect heat energy from the recirculation circuit. The first circuit comprises at least one first coupling exchanger serving as a hot source for the second circuit. The first circuit and the third circuit are positioned in such a way that the circulation of coolant through the first circuit and through the third circuit can be independent. | 12-31-2015 |
20150367744 | MANAGING THE CHARGING OF A BATTERY - The invention concerns a method for managing the charging of an Li-ion battery on the basis of at least one parameter chosen from the group consisting of the deterioration of the battery and cell imbalance, comprising the following steps of receiving a signal determining the end-of-charge voltage value of said battery, of generating a control signal controlling the charging of said battery, and of transmitting the control signal to a charger, the control signal being generated such that the battery is charged on the basis of the end-of-charge voltage value determined in step a), said end-of-charge voltage value being increased on the basis of the state of deterioration of said Li-ion battery until a limit value is reached, in order to ensure a constant minimal level of required energy in said Li-ion battery, for a predetermined reference temperature. | 12-24-2015 |
20150367706 | AIR DISTRIBUTION DUCT FOR MOTOR VEHICLE - An air distribution duct configured to be connected to a heating and/or air-conditioning device of a motor vehicle, the air distribution duct including: a connection end configured to be connected to the heating and/or air conditioning device; a closed other end; a longilinear main branch with one end which forms the closed end and the other end which forms the connection end, one face of the main branch being pierced with one or a number of orifices; at least one other orifice situated on a secondary branch one end of which is connected to the main branch and the free other end of which is closed, the at least one other orifice being on a face situated on a same side of the duct as the other orifices of the main branch. | 12-24-2015 |
20150362558 | ASSESSMENT OF THE ENERGY THAT CAN BE EXTRACTED FROM A MOTOR VEHICLE BATTERY - A method for assessing a quantity of energy that can be extracted from a motor vehicle battery including: receiving an initial temperature value and an initial battery charge status value, corresponding to an initial point in time; estimating at least one subsequent temperature value on the basis of the initial temperature value received and the initial charge status value received; determining an estimated value of the quantity of energy that can be extracted from the battery on the basis of the at least one subsequent temperature value and the initial battery charge status value. | 12-17-2015 |
20150362535 | METHOD FOR DETERMINING THE AVERAGE VALUE OF A PERIODIC OR QUASI-PERIODIC VOLTAGE SIGNAL - A method for determining an average value of a periodic or quasi-periodic voltage signal that can be transmitted on a communication bus with a transmission period greater than the period of the signal. The method includes acquiring measurements of the signal with a measurement period corresponding to the transmission period of the average value on the bus, obtaining the average value from the acquired measurements, applying, for each measurement, a variable delay, defining a time of measurement within the measurement period, relative to a reference time, and obtaining the average value from the result of the measurement made at each time of measurement and from the results of the measurements made previously. | 12-17-2015 |
20150360678 | METHOD FOR REDUCING THE ENERGY OF THE ACCELERATION-BOOSTING TORQUE OF A HYBRID VEHICLE - A method for reducing energy of torque for electrically boosting acceleration of a hybrid vehicle including a power train, a heat engine, an electric machine capable of jointly or separately outputting a torque to a wheel in accordance with management laws optimizing energy consumption of the vehicle, and a traction battery which is capable of recovering all or part of kinetic energy of a decelerating vehicle in a form of electric energy, and rechargeable via the heat engine. In the method electric boost torque available for the torque boost is reduced by a reduction coefficient of 0 to 1 according to an amount of energy remaining in an energy range of the battery reserved for the torque boost. | 12-17-2015 |
20150354423 | SYSTEM FOR TREATING THE EXHAUST GASES OF A MOTOR VEHICLE ENGINE AND METHOD FOR CONTROLLING SAME - A system for treating exhaust gases of an engine on a motor vehicle including a particle filter, in which regeneration of the particle filter is controlled by bringing temperature of gases that are upstream from the particle filter to a first set temperature to initiate combustion of soot accumulated in the particle filter. A critical area and a normal area are defined on the basis of a point of operation of the engine, by a load of the engine and a speed. The temperature of the exhaust gases is brought to the first set temperature in the normal area and to a second set temperature, which is lower than the first set temperature, in the critical area. | 12-10-2015 |
20150353053 | DEVICE FOR AIR-CONDITIONING A VEHICLE COMPRISING A DEFROSTING PIPE NETWORK - A vehicle air-conditioning device, including: a defrosting pipe network which includes; a duct for defrosting an air-conditioning apparatus, a first duct connected to the defrosting duct and corresponding to a windshield defrosting strip, a second duct connected to the defrosting duct and corresponding to two side defrosting vents. The defrosting duct includes three different adjacent openings of two side openings and a central opening. The central opening is connected to an inlet of the second duct and located to a rear of the side openings along the longitudinal direction of the vehicle. The first duct includes two different inlets, each respectively connected to a side opening. | 12-10-2015 |
20150352977 | SYSTEM AND CORRESPONDING METHOD FOR CONTROLLING THE ROTATION SPEED OF AN ELECTRIC MOTOR OF A MOTOR VEHICLE - A system and method for controlling rotation speed of an electric motor of an electric or hybrid motor vehicle including a feedback-based regulator for regulating a torque setpoint using a control model, an input variable of the regulator being the torque setpoint as requested by a driver and the regulator using a pure delay. | 12-10-2015 |
20150352966 | MANAGEMENT OF THE CHARGE OF A BATTERY - A method for managing the charge of a battery comprising: control of a rapid charging phase at increasing voltage, followed by control of an absorption phase at decreasing current regulated to a first voltage value, and in which the rapid charging phase is controlled until the voltage at the terminals of the battery reaches a second voltage value that is strictly higher than the first voltage value. | 12-10-2015 |
20150352958 | METHOD OF VERIFYING THE OPERATION OF A MOTOR PROPULSION PLANT FITTED TO AN AUTOMOTIVE VEHICLE AND CORRESPONDING SYSTEM - A method and system for verifying operation of a motor propulsion plant fitted to an automotive vehicle with electric or hybrid traction, the motor propulsion plant including an electric motor including a permanent-magnet rotor. The method includes: a regulation of currents of a stator and a measurement of direct and quadratic components of the currents; an application, in a model of the electric motor linking control signals to the direct and quadratic components of the currents, of a change of variable in which X=Iq3+Id3, Y=Iq−Id; determination of minimum and maximum bounds for X and Y to deduce therefrom minimum and maximum bounds for Iq and Id; and a comparison between the measured direct and quadratic components of the currents and the minimum and maximum bounds for Iq and Id. | 12-10-2015 |
20150344077 | ARRANGEMENT FOR A MECHANICAL BASE STRUCTURE OF A MOTOR VEHICLE HAVING AN ENCLOSURE CONTAINING A DEVICE FOR CONTROLLING A CIRCUIT BREAKER - An arrangement for an electric traction or hybrid motor vehicle, which includes: at least one portion of a passenger compartment of the vehicle, a mechanical base structure defining a bottom of the passenger compartment portion, and an electrical device controlling a fuse, configured to be combined with a power supply battery that supplies electrical power to an electric traction engine of the vehicle. The mechanical base structure includes a recess accessible from the passenger compartment portion. The arrangement includes an enclosure that contains the device for controlling a fuse and is attached in the recess such that the device for controlling a fuse is accessible from the passenger compartment portion. | 12-03-2015 |
20150343993 | METHOD OF MAKING A VEHICLE AVAILABLE AND CORRESPONDING SYSTEM FOR MAKING A VEHICLE AVAILABLE - A method of making a vehicle available, including sending a message to unlock at least one vehicle door from a remote vehicle management server, following a user request, the user request having been subject to identification of the user and authorization of use by the user for the vehicle. The method further includes sending a message, independent of the above-mentioned unlocking message, authorizing starting of the vehicle by a control system of the vehicle from the remote vehicle management server. | 12-03-2015 |
20150343962 | MULTIMEDIA SCREEN SUPPORT NOTABLY FOR A MOTOR VEHICLE INSTRUMENT PANEL - A multimedia screen support, notably for an instrument panel of a motor vehicle, including a casing in which a carriage slides between a retracted position inside the casing and a deployed position outside the casing, wherein the carriage supports a stand pivoted at its base between a position in which it is laid down against the carriage, allowing the carriage and the stand to be retracted into the casing, and a raised position for holding a multimedia screen bearing on a bottom ledge of the stand, the bottom ledge also being movable relative to the base of the stand pivoted on the carriage, between an upper position which frees space below the stand and a lower position for lowering the position of a multimedia screen, notably in order to limit the extent to which it protrudes above the top edge of the stand. | 12-03-2015 |
20150343949 | REVERSING CAMERA INCORPORATED INTO THE LOGO - A reversing camera for a motor vehicle arranged on a rear of the vehicle within a trim element such as a logo, and the camera lies flush with the plane of bodywork of the vehicle. The field of view of the camera is not hampered by the element on which it is placed and everything to the rear of the vehicle can be seen. | 12-03-2015 |
20150340746 | BATTERY MODULE PROVIDED WITH A PELTIER CELL - A battery module including: a storage case, at least one storage battery cell housed inside the storage case, at least one Peltier cell with a first face in direct or indirect contact, via a heat conduction member, with the storage battery cell and a second face in direct or indirect contact, via a heat conduction member, with an outside of the storage case, and a unit controlling the Peltier cell. The Peltier cell and the control unit are supplied with current by the storage battery cell. | 11-26-2015 |
20150337776 | METHOD AND DEVICE FOR HEATING FUEL FOR AN INTERNAL COMBUSTION ENGINE - A method for heating fuel upon start-up of a hybrid vehicle combustion engine, in which method temperature of fuel and temperature outside the vehicle are compared against a first threshold below which starting of the vehicle is forbidden, and against a second threshold higher than the first threshold and above which the engine will start without the fuel being heated. The fuel is heated by exchange of heat with a cooling circuit for the vehicle battery when the external temperature is between the two thresholds. | 11-26-2015 |
20150336555 | METHOD TO SIGNAL THAT THE PARKING BRAKE OF AN AUTOMATIC OR AUTOMATED TRANSMISSION OF A VEHICLE IS NOT ENGAGED BEFORE THE DRIVER LEAVES THE VEHICLE - A method to signal that a parking brake of an automatic or automated transmission of a motor vehicle is not engaged, during the detection that the driver or passenger door has been opened after the engine has been turned off, characterised in that a vehicle computing unit other than the transmission computer records the last signal related to the engaged state of the parking brake and triggers an alert signal conveyed to the passengers of the vehicle if the driver or passenger door is open and the parking device of the transmission is not engaged. | 11-26-2015 |
20150336469 | SYSTEM COMPRISING A BATTERY FORMED BY BATTERY MODULES, AND CORRESPONDING METHOD FOR CONNECTING OR DISCONNECTING A BATTERY MODULE - A system and corresponding method, including a battery including a plurality of battery modules arranged in series, each module including a switch and a diode arranged in series and connected in parallel to the module. The system further includes a capacitor connected directly by an electrical connection to a point situated between the diode and the switch of each module, and directly to the negative terminal of the battery, and a load connected in parallel to the capacitor, a mechanism controlling each module switch using a pulse width modulation signal having a duty cycle that varies between 0% and 100%. | 11-26-2015 |
20150336447 | PLASTIC STIFFENING PANEL FOR A DOOR, COMPRISING A MOUNTING MECHANISM FOR A WINDOW LIFT SYSTEM - A stiffening panel for a motor vehicle door, for example a side door. The stiffening panel is arranged between a structure of the door, which structure can be made of plastic, located on a side of a passenger compartment of the vehicle and configured to absorb majority of external impacts on the door, in particular front and side impacts on the side door, and at least one decorative outer panel which can be made of plastic and mounted on the structure. The stiffening panel can be made from a plastic material and stiffen the decorative outer panel to enable the outer panel to withstand external impacts on the door from the opposite side of the passenger compartment. The stiffening panel includes mounting elements for a window lift system. The stiffening panel is arranged between the decorative outer panel and a window supported by the window lift system mounted on the stiffening panel. | 11-26-2015 |
20150329095 | METHOD FOR ESTIMATING THE PRESSURE IN A VACUUM RESERVOIR OF A BRAKE SERVO - A method for estimating pressure in a vacuum reservoir of a vacuum brake servo of a motor vehicle, the vehicle including: a braking device operated by pressure of a brake fluid; a brake servo amplifying force of an actuating member using a vacuum supplied by a reservoir; a pressure sensor configured to measure the braking pressure of the brake fluid; the method includes: calculating the braking pressure; calculating amplitude of a reduction in braking pressure; estimating increase of the pressure in the vacuum reservoir as a function of the amplitude. | 11-19-2015 |
20150328970 | LINK DEVICE FOR A MOTOR VEHICLE CRADLE - A link device for linking a motor vehicle cradle and a structural element of a body of the vehicle, the link device including a unitary ear including a base for connection to the cradle and an upper portion for connection to a structural element of the body. The ear includes a lateral portion including a bent U-shape for accommodating a bearing for guiding an anti-roll bar. | 11-19-2015 |
20150325888 | ELECTROCHEMICAL ELECTRICITY STORAGE CELL - An electrochemical electricity storage cell including a casing including: at least two positive electrodes connected to a positive terminal, at least two negative electrodes connected to a negative terminal, the positive and negative electrodes being stacked in an alternating manner in the casing. At least one spacer is placed between each of the positive and negative electrodes. At least one contact element is placed in contact with the positive and negative electrodes and the casing. | 11-12-2015 |
20150322876 | SUPERCHARGED ENGINE DIAGNOSTICS METHOD AND ASSOCIATED ENGINE - A diagnostics method for a supercharged internal combustion engine including a fixed-geometry turbocharger, including a compressor through which air admitted into an intake circuit passes, and a turbine rotationally connected to the compressor and through which exhaust gases pass, the method including: calculating a first integral with respect to time of a measurement of atmospheric pressure; calculating an integral with respect to time of a measurement of boost pressure; calculating a second integral with respect to time of a measurement of atmospheric pressure; calculating two diagnostics criteria dependent on the first integral of atmospheric pressure, on the integral of the boost pressure and on the second integral of the atmospheric pressure; comparing the first diagnostics criterion with a first diagnostics threshold and comparing the second diagnostics criterion with a second diagnostics threshold; and diagnosing a fault when at least one of the diagnostics criteria is below its associated diagnostics threshold. | 11-12-2015 |
20150318583 | COMMUNICATION SYSTEM IN AN ELECTRIC BATTERY - A system in a battery in which a plurality of elementary cells are connected between two first nodes. The system includes: a first device configured to apply an alternating signal to the first nodes; at least one second device connected to the second nodes of the cells; and at least one resonant element, an inductive element of which includes an inductance itself of the battery between the two nodes. | 11-05-2015 |
20150318536 | PRODUCTION OF A MATERIAL BASED ON LI4TI5O12 WITH MILLING IN THE PRESENCE OF CARBON - A process for producing a material based on Li | 11-05-2015 |
20150308398 | METHOD AND DEVICE FOR MONITORING/CONTROLLING THE STARTING OF A HEAT ENGINE OF A HYBRID VEHICLE - A method for monitoring/controlling starting of a heat engine of a hybrid vehicle including at least one electrical engine, including: launching a pseudo-sequence for starting the heat engine by using a start battery; measuring and recording progress over time of at least one parameter of the start battery, including a given current strength and voltage at terminals of the start battery; and detecting whether or not the progress over time of the at least one parameter reaches a predetermined value defining a state of the start battery, with or without a required capacity, for starting the heat engine during a given time interval. | 10-29-2015 |
20150307104 | ANALYSIS OF THE BEHAVIOUR OF A VEHICLE BRAKING SYSTEM WITH A DECOUPLED PEDAL - A diagnostic method for an a posteriori analysis of behavior of a vehicle braking system, the braking system including a regenerative braking mechanism, an additional braking mechanism, and a distribution device, the method including storing, in a non-volatile memory, at least one current value of a braking parameter from the distribution device for subsequent analysis based on the at least one value stored in the non-volatile memory, wherein the storage is triggered by execution of at least one event. | 10-29-2015 |
20150307089 | AUTOMATIC SLOT PARKING STRATEGY - The present invention relates to a method for assistance in the parking of a vehicle from a roadway into a free parking space, by one or more maneuvers of the slot parking type, comprising the following steps:
| 10-29-2015 |
20150307086 | METHOD AND SYSTEM FOR CONTROLLING A HYBRID VEHICLE WITH INDEPENDENT REAR ELECTRIC MOTORS - A method for controlling a hybrid vehicle including an internal combustion engine and electric motors each coupled to a wheel of a rear axle by a coupling device, and an electronic control unit connected to sensors, to a mechanism selecting a propulsion mode and also to the internal combustion engine and to the electric motors. The method includes: depending on running conditions of the vehicle and depending on the selected propulsion mode, controlling the coupling devices, controlling operation of the internal combustion engine and of the electric motors, and controlling torque of the internal combustion engine and of the electric motors. | 10-29-2015 |
20150301634 | SYSTEM AND METHOD FOR COMMUNICATION REPRODUCING AN INTERACTIVITY OF PHYSICAL TYPE - To reproduce an interactivity of physical type between at least two parties or participants in a meeting, the system comprises at least one display screen ( | 10-22-2015 |
20150300239 | METHOD FOR MANAGING A POWER TRAIN IMPLEMENTING AN ESTIMATION OF THE ENGINE TEMPERATURE AT THE END OF A STOP TIME OF AN ELEMENT OF THE POWER TRAIN - The method for managing a power train of a motor vehicle provided with an engine and an estimator of a temperature at a given point of the engine comprises a step of initializing the estimator when the power train is started. Said initialization step comprises the following steps: defining a stop time of an element of the power train; defining at least one value representative of the ambient air temperature; assessing a thermal parameter of the engine on the basis of the defined stop time and the value representative of the defined ambient air temperature; initializing the estimator from the assessed thermal parameter. | 10-22-2015 |
20150298743 | MOTOR VEHICLE HAVING A REAR ENGINE AND COMPRISING AN IMPROVED FRONT COMPARTMENT - The invention relates to a motor vehicle that includes a rear compartment, containing a power train of the motor vehicle, and a front compartment including: a first area which is located on the right for a vehicle driven on the right, or located on the left for a vehicle driven on the left, and which receives at least one steering column, a brake servo, and main rigid brake lines; and a second area which is located on one side of the vehicle, opposite the first area, and which receives at least one battery, characterized in that the front compartment includes a third area which is located between the first and second areas and which receives at least one hydraulic brake unit and secondary rigid brake lines. | 10-22-2015 |
20150298655 | SYSTEM FOR PROTECTING A MOTOR VEHICLE - A system for protecting a motor vehicle including an engine, the system including: a remote server transmitting a server authorization order; a system controlling operation of the engine; an unlocking mechanism unlocking the system for controlling operation of the engine; and a communication mechanism fitted in the vehicle and configured to receive the server authorization order and communicate with the unlocking mechanism. The remote server is configured to transmit the authorization order only if it receives a message including a first identification identifying a user and a second identification identifying a vehicle and if the vehicle identified by the second identification can be attributed to the user identified by the first identification. | 10-22-2015 |
20150298620 | ROOF STRUCTURE OF A MOTOR VEHICLE - The invention relates to a roof structure of a motor vehicle, comprising a front roof cross member and an intermediate roof cross member located behind the front cross member, said cross members extending in the transverse direction of the vehicle, the structure also comprising an equipment support connecting these cross members to one another approximately in the middle thereof, the support has, at a first end, indexing means that penetrate in the longitudinal direction of the vehicle into corresponding orifices provided in one of the cross members, these indexing means carrying out positioning in the transverse and vertical directions, while the first end cooperates in a bearing manner in the longitudinal direction with a vertical flank of said cross member, and the support has, at a second end, clip-fastening structures that carry out pre-retention in the vertical direction with the other cross member. | 10-22-2015 |
20150295242 | METHOD FOR PREPARING PARTIALLY SURFACE-PROTECTED ACTIVE MATERIALS FOR LITHIUM BATTERIES - The present invention relates to a method for preparing particles intended to be used, as active materials, within a composite electrode for lithium batteries, which are coated with at least one layer of oxide, preferably a layer of metal oxide covering only the areas which are capable of being more reactive with an electrolyte based on lithium hexafluorophosphate LiPF6. | 10-15-2015 |
20150293355 | HEAD-UP DISPLAY DEVICE AND METHOD - A head-up display device and method, for displaying at least one image, including: at least one projection mechanism generating a light beam laden with an image to be displayed; a partially reflecting screen including at least one near display zone and one far display zone configured to display the image in a field of vision of a user; and an active element configured to receive the light beam from the projection mechanism and transmit the light beam alternately to the display zones. | 10-15-2015 |
20150291221 | DEVICE FOR ATTACHING TWO STRUCTURAL PARTS TO EACH OTHER, COMPRISING A FLOATING POSITIONING ELEMENT - The invention relates to a device for attaching a cross-member of a dashboard to a front pillar lining, said device comprising a reinforcing element ( | 10-15-2015 |
20150291057 | SYSTEM AND METHOD FOR CONTROLLING A MOTOR VEHICLE WITH INDEPENDENT REAR ELECTRIC MACHINES - A method controls a motor vehicle including an internal combustion engine coupled to a first axle set and to at least two electric machines each one coupled to one wheel of a second axle set. The method includes determining the speed of at least one of the electric machines; comparing the determined speed against a threshold; and altering, if the determined speed is above the threshold, the maximum torque of the electric machines so as to limit the rotational speed of the machines. | 10-15-2015 |
20150288199 | METHOD FOR BALANCING THE CHARGE AND DISCHARGE LEVEL OF A BATTERY BY SWITCHING ITS BLOCKS OF CELLS - A device balancing overall levels of electrical charge in plural blocks of cells in a battery. The blocks can be connected in a circuit during a charging phase of the cells accumulating charge, and during a discharging phase of the cells giving back charge. The device includes one series switch and one parallel switch. The series switch can, when closed and the parallel switch is open, connect a block to the circuit, in series with the other blocks, so that the block is connected during the charging and discharging phases. The parallel switch can, when closed and the series switch is open, disconnect the block from the circuit, so that the block is disconnected if discharging disconnection conditions are met during the discharging phase or if charging disconnection conditions are met during the charging phase. The block includes a mechanism locally balancing charge levels of its cells when disconnected. | 10-08-2015 |
20150288194 | INDUCTIVE DEVICE LIMITING ACOUSTIC OSCILLATIONS - An inductive device including a winding in which a ferromagnetic body including gaps is inserted, the winding being held in a metal casing, and in which a thermally conductive film is placed between the ferromagnetic body and a base of the metal casing, the film having a stiffness lower than that of a synthetic resin | 10-08-2015 |
20150280293 | THERMAL PROTECTION CASE FOR A MOTOR VEHICLE BATTERY - A thermal protection device made from a polymer material, including two separate elements, a cover and a thermal protection case. The thermal protection case includes at least two foldable portions of which the link between the two is articulated about a hinge, the case configured to switch, by folding and unfolding, from a storage position to an operating position configured, by fixing to the battery support base that maintains the shape of same, to cover a motor vehicle battery, which may be in different formats depending on characteristics of the vehicle. | 10-01-2015 |
20150276043 | MOTOR VEHICLE DIFFERENTIAL COMPRISING A HOUSING PROVIDED WITH OIL RECOVERY MEANS - A motor vehicle differential including a housing holding a differential mechanism including a ring gear attached to a cage of planetary gears, the housing including a first half-housing that is configured to accommodate the cage of gears and at least a part of the ring gear, and a second half-housing closing the first half-housing, the first half-housing including a chamber that accommodates at least a part of the ring gear, and that includes at least a main transverse wall adjacent to a transverse face of the ring gear. The first half-housing includes a mechanism recovering the oil splashed onto the wall and a mechanism redirecting the recovered oil to the cage of planetary gears. | 10-01-2015 |
20150274094 | DEVICE FOR INSTALLING CABLE TRUNKING ON A MOTOR VEHICLE BODY PART - The invention relates to installing cable trunking ( | 10-01-2015 |
20150274025 | METHOD FOR RECOVERING ELECTRICAL ENERGY WITH VOLTAGE SMOOTHING ON AN ONBOARD ELECTRICAL NETWORK - During a method for recovering electrical energy, for example during a deceleration phase of a motor vehicle including at least one electric accumulator battery, a low alternator voltage is applied during a first type of vehicle driving phase, and a high alternator voltage higher than the low alternator voltage is applied for a second type of vehicle driving phase. The transition from the low alternator voltage to the high alternator voltage is carried out by applying a first voltage step of a predefined amplitude, followed by a knee in the voltage curve, the voltage curve then continuing into at least a second voltage ramp phase of which the average slope is strictly lower than the voltage ramp of the first step. | 10-01-2015 |
20150274023 | CONTACTLESS CHARGING SYSTEM FOR CHARGING A MOTOR VEHICLE BATTERY - A contactless charging system for charging a motor vehicle battery, including a primary induction circuit outside the motor vehicle powered by an electric power network, a secondary induction circuit installed on the motor vehicle and coupled to the battery via a rectifier bridge, a controlled switch mechanism configured to put the secondary induction circuit into short circuit without putting the battery into short circuit when there is an electrical malfunction on board the motor vehicle, and a controller configured to cut off power to the primary induction circuit when detecting a short circuit in the secondary induction circuit. | 10-01-2015 |
20150267601 | MOTOR VEHICLE COMPRISING AN INTERNAL COMBUSTION ENGINE AND A FAN ARRANGED IN A LOWER HOUSING CLOSING THE ENGINE COMPARTMENT - A combustion or hybrid powered motor vehicle including at least one internal combustion engine arranged in an engine compartment, a lower housing configured to enclose a lower portion of the engine compartment, a fan including a vertical axis and an electric motor supplying the fan with electrical energy, the fan arranged substantially horizontally in the lower housing under the internal combustion engine compartment. | 09-24-2015 |
20150266529 | METHOD FOR PRODUCING AND INSTALLING A FRONT END OF A MOTOR VEHICLE - A method for producing and installing a front end of a motor vehicle, including an arrangement including a structural front surface forming a structure that supports engine-cooling elements, to which structure a front protective moulding and the projector headlamps are attached. In addition, the vehicle includes a hood hinged on hinge brackets secured to the vehicle structure, and side wings connected to the front pillar lining of the vehicle structure. The method includes adjusting the structural front surface in the transverse direction to a transverse position determined relative to the hood, placing a gauge device between the hood and the front structural face. | 09-24-2015 |
20150263390 | STRUCTURE FOR MODULATING THE VOLTAGE OF A BATTERY AND THE ACTIVE EQUILIBRATION THEREOF - A battery of accumulators including a plurality of power storage cells and an electrical network which connects the cells to one another. The cells are grouped together in composite cells including two identical branches each including at least one cell and the composite cells being connected in series to one another. The electrical network includes: a mechanism for parallel or connection in series of the cells of each composite cell, and a mechanism for controlling the connection mechanism, which is configured to connect the cells of each composite cell in parallel or in series to adapt an output voltage of the battery of accumulators to a desired value and to balance charging states of the cells. | 09-17-2015 |
20150263332 | HEAT TREATMENT DEVICE FOR MATERIAL IN POWDER FORM AND CORRESPONDING HEAT TREATMENT METHOD - A heat treatment device for a material in powder form, including a heat treatment furnace including a heating zone and a quenching tank. The quenching tank includes a container at least partially filled with a plurality of precooled solid elements, and the heat treatment furnace is mounted in a mobile manner to allow the content of the heat treatment furnace to be transferred to the quenching tank. A corresponding heat treatment method, for example, can implement manufacture of lamellar lithium manganese nickel magnesium oxide. | 09-17-2015 |
20150259197 | PROCESS FOR HYBRIDIZING BY ADHESIVE BONDING TWO MICROELECTRONIC ELEMENTS - The process for hybridizing a first microelectronic element (100) with a second microelectronic element (200) comprises moving the first and second microelectronic elements closer to generate an adhesive bond via interaction of first and second components (104, 202) of a two-component adhesive. At least one first member (103) and at least one second member (201) extends from said first and from second elements, respectively, the first and second components of the two-component adhesive being associated with said first and with said second elements, respectively. The first and second components are mixed via said at least one first and second members during the step of moving closer, and at the end of the step of moving closer the distance separating the first and second microelectronic elements is smaller than the cumulative height of said at least one first member and of said at least one second member before the movement closer. | 09-17-2015 |
20150258948 | SYSTEM AND METHOD FOR MANAGING THE ELECTRICAL POWERING OF AT LEAST ONE PIECE OF EQUIPMENT DURING THE AUTOMATIC RESTARTING OF AN INTERNAL COMBUSTION ENGINE OF A VEHICLE - A system and method for management of electrical powering of at least one piece of electrical equipment by a power supply battery of a motor vehicle including an internal combustion engine. The motor vehicle includes a system for automatically stopping and restarting the internal combustion engine. The system and method: determine a charge status of the power supply battery; compare the charge status of the power supply battery with a predefined threshold value; and control cutting off of the power supply to the at least one piece of electrical equipment during an automatic restarting of the internal combustion engine if the charge status of the power supply battery is lower than the predefined threshold value. | 09-17-2015 |
20150251559 | POWER SUPPLY SYSTEM AND METHOD FOR AN ELECTRIC VEHICLE - An electric power supply system for an electric vehicle, including a low-voltage network powering auxiliary devices of the vehicle and a high-voltage network powering a propulsion mechanism of the vehicle. The low-voltage network includes a low-voltage battery storing electric energy and a first converter connected to the high-voltage network powering the low-voltage network, while the high-voltage network includes a high-voltage battery and a switching mechanism isolating the high-voltage battery. The system further includes a first supervisor controlling the switching mechanism and a first monitoring mechanism determining if the charge of the low-voltage battery is below or above a first threshold, the supervisor configured to control the switching mechanism to connect the high-voltage battery if the first monitoring mechanism indicates the battery charge is below the first threshold. | 09-10-2015 |
20150248176 | SYSTEM AND METHOD FOR DETECTING THE ACTUATION OF A FUNCTION IN THE FORM OF A PRE-DETERMINED PATH ON A TOUCH-SENSITIVE SURFACE OF AN OBJECT - A system detecting actuation of a pre-determined function, the actuation executed by touch contact with a pre-determined path associated with the function on a touch-sensitive surface of an object, including: at least two separate sources for transmitting bulk acoustic waves in the touch-sensitive surface, configured to generate acoustic interference between the transmitted waves; at least one bulk acoustic wave receiver after propagation and interference thereof in the touch-sensitive surface, configured to supply a reception signal based on the acoustic waves received; a mechanism storing plural reference spectral signatures associated with the pre-determined path, each of the spectral signatures associated with a localization of a touch on the pre-determined path; and a mechanism detecting actuation of the pre-determined function by comparing at least one spectral signature of the reception signal to a spectral envelope, or reference spectral envelope, of the plural reference spectral signatures associated with the pre-determined path. | 09-03-2015 |
20150239358 | SYSTEM FOR CHARGING A MOTOR VEHICLE BATTERY - A system for charging a motor vehicle battery, configured to be connected to a first multiphase power supply network or to a second multiphase or single phase power supply network of which the power is lower than that of the first network, including: a filtering stage including plural capacitors; a first rectifier stage including switches; and an inverter stage configured to be connected to the battery. The charging system includes: a second rectifier stage including plural switches, and configured to be connected between the power supply network and the battery, in parallel with the filtering stage and at least a portion of the first rectifier stage; and a capacitor of which the capacity is lower than that of the capacitors of the filtering stage, connected between two phases or between a phase and a neutral of the second power supply network. | 08-27-2015 |
20150239353 | METHOD FOR CONTROLLING THE CHARGING OF A BATTERY OF AN ELECTRIC VEHICLE IN A NON-CONTACT CHARGING SYSTEM - A method for controlling charging of a battery of an electric drive motor vehicle or a hybrid motor vehicle, in a non-contact charging system wherein a power generator including a direct current source followed by an inverter feeds a load including an inductor arranged in series with the inverter, the method including: controlling the inverter at a working frequency slaved to a load resonance frequency by transmission of first and second pulse-width modulation command signals respectively to first and second switching arms of the inverter; and performing a closed-loop regulation on an intensity of a supply current of the inverter, a supply current set value being defined according to a maximum current that can be supplied by the direct current source. | 08-27-2015 |
20150234526 | SYSTEM AND METHOD FOR DETECTING AND LOCALIZING AT LEAST ONE TOUCH ON A TOUCH-SENSITIVE SURFACE OF AN OBJECT - A system for detecting and localizing at least one touch on a touch-sensitive surface of an object includes: at least two separate sources transmitting bulk acoustic waves in the touch-sensitive surface, configured to generate acoustic interference between the transmitted waves; at least one bulk acoustic wave receiver after propagation and interference thereof in the touch-sensitive surface, configured to supply a reception signal based on the acoustic waves received; a mechanism localizing at least one touch on the touch-sensitive surface of the object by comparing certain spectral characteristics of the reception signal to a set of reference spectral characteristics; a mechanism measuring a temperature of the touch-sensitive surface, and a mechanism adapting the spectral characteristics of the reception signal or the reference spectral characteristics by a frequency shift of at least some of the spectral characteristics as a function of the temperature measured. | 08-20-2015 |
20150231956 | ARRANGEMENT PROVIDED WITH A MECHANISM FOR HOLDING AN ENERGY STORAGE DEVICE, AND ASSOCIATED VEHICLE - An arrangement for a motor vehicle including a mechanism for holding an energy storage device, and associated vehicle. The arrangement includes a chassis, an electrical energy storage device, a fixing device for fixing the energy storage device to the chassis of the vehicle, a holding mechanism configured to switch, in case of a breakage of at least a portion of the fixing device, from a passive configuration in which it does not support the energy storage device to an active configuration in which it supports the energy storage device in such a way to hold the energy storage device close to the chassis. | 08-20-2015 |
20150226782 | METHOD AND SYSTEM FOR ESTIMATING THE INSULATION RESISTANCE BETWEEN A BATTERY AND AN ELECTRICAL EARTH - A method for estimating insulation resistance between a terminal of a battery and an electrical ground, including: connecting a measuring circuit to one terminal of the battery, the measuring circuit including a resistance of known value and a capacitance; application of a known input signal having an input voltage; measurement of an output voltage between the ground and a point located between the resistance of known value and the capacitance; determination of a complex impedance of a dipole of the capacitance and the insulation resistance or determination of parameters of a differential equation; and determination of the insulation resistance from the parameters of the differential equation or the complex impedance. | 08-13-2015 |
20150226690 | METHOD FOR DETECTING AND DOSING HYDROFLUORIC ACID IN AN ELECTROLYTE CONTAINING LITHIUM HEXAFLUOROPHOSPHATE LIPF6 FOR LITHIUM BATTERIES - A method for detecting and dosing hydrofluoric acid content of an electrolyte containing lithium hexafluorophosphate LiPF | 08-13-2015 |
20150224996 | DEVICE AND METHOD FOR ESTIMATING THE CHARGE OF A MOTOR VEHICLE - A device and method for estimating the charge of a motor vehicle. A device for estimating the charge of a combustion or hybrid powered motor vehicle comprising an automatic transmission, comprising a module for determining the charging of the vehicle capable of determining if the vehicle is charged and an activation module for activating a program for controlling the automatic transmission on the basis of the determination of the charging of the vehicle. The module for determining the charging comprises a first unit for estimating a first slope value on the basis of the acceleration of the vehicle derived from the driving force and the longitudinal acceleration of the vehicle, a second unit for estimating a second slope value on the basis of the moment of inertia applied to a non-driving wheel of the vehicle and the engine and resistant torques and a third unit for determining the charging of the vehicle on the basis of the first and second slope values. | 08-13-2015 |
20150224921 | METHOD AND DEVICE FOR CONTROLLING A REAR FOG LIGHT OF A MOTOR VEHICLE - Method of controlling a rear fog light of a motor vehicle whose lamp is intended to be powered with a nominal supply voltage, comprising in the presence of a command to turn on said lamp, a reduction of the supply voltage of the lamp of said light in the presence of an exterior temperature of the vehicle that is greater than a threshold temperature and possibly of a speed of the vehicle that is below a threshold speed for a duration at least equal to a threshold duration. | 08-13-2015 |
20150222214 | SYSTEM FOR CONTROLLING THE ELECTROMAGNETIC TORQUE OF AN ELECTRIC MACHINE IN PARTICULAR FOR MOTOR VEHICLE - A system for controlling electromagnetic torque of an electric machine, for example for a motor vehicle. The system can control electromagnetic torque of a permanent-magnet three-phase electric machine and includes a mechanism measuring a current, a transposition mechanism configured to transpose three measured currents into a direct component and a quadratic component of current on the basis of a transform of three-phase systems, a transformation mechanism configured to convert a torque setpoint into a setpoint for the quadratic component of current and a setpoint for the direct component of current, a mechanism for determining control voltages, and a controller configured to apply the control voltages determined to the electric machine. | 08-06-2015 |
20150219707 | DEVICE FOR DETECTING AND MEASURING AN INSULATION FAULT - A device for detecting an insulation fault of a direct voltage source that can induce electrocution, including: first and second input terminals for the voltage source; first and third resistive dipoles connected in series between an electric ground and the second input terminal, the first resistive dipole having a resistance at least ten times higher than that of the third dipole; a second resistive dipole and a switch connected in series between the first input terminal and the electric ground; and a detection circuit connected to the terminals of the third dipole, configured to alternately open and close the switch, measure the voltage at the terminals of the third dipole, and determine the amplitude of an insulation fault according to the measured voltages. | 08-06-2015 |
20150217658 | METHOD FOR CONTROLLING AN ELECTRIC MACHINE RESTRICTING ENERGY LOSSES - A method for controlling an electric machine in a hybrid or electric motor vehicle fed by a battery by power electronics, the battery including an assembly of modules interconnected in series and the method realizes a module-commutation in which each module can be selectively disconnected from the assembly. The method includes: calculating energy losses as a function of current operating characteristics of the electric machine, or respectively for each of a plurality of possible module-commutation configurations; determining at least one optimum module-commutation configuration from the plurality of possible module-commutation configurations, reducing energy losses to a minimum; and commutating the modules according to the previously determined optimum commutation configuration. | 08-06-2015 |
20150217652 | METHOD FOR RECHARGING A BATTERY OF A HYBRID VEHICLE WHEN THE VEHICLE IS STATIONARY - A method for controlling recharging of a battery of a hybrid vehicle when the vehicle is stationary, the vehicle including a heat engine and at least one electric machine that can simultaneously or independently generate movement of the vehicle in electric, thermal, and hybrid operating modes, according to rolling conditions and a state of charge of a traction battery providing a power supply of the electric machine. The recharging of the battery is activated when the vehicle is stationary, at request of a driver acting on a dedicated interface. | 08-06-2015 |
20150214866 | METHOD OF CONTROLLING A PERMANENT MAGNET MOTOR AND CORRESPONDING SYSTEM - A method for controlling a motor propulsion unit including a motor including a permanent magnet rotor and a stator, the method including regulating currents of the stator so that they attain their setpoints by virtue of control signals, the currents to be regulated and the control signals being expressed in a rotating reference frame including a plurality of axes. The regulating includes for each of the axes of the plurality of axes applying, to the current to be regulated on the respective axis, a linear operator differing as a function of a value of the current to be regulated with respect to its setpoint, the result of the application of the linear operator being a control signal on the respective axis. | 07-30-2015 |
20150204715 | METHOD FOR ESTIMATING THE WEIGHT OF A VEHICLE - A method estimating weight of a motor vehicle including front and rear wheel assemblies using a smart communication device after loading the vehicle, including: (i) identifying the vehicle in the smart communication device; (ii) using a camera of the smart communication device, capturing and processing a photograph of at least one vehicle wheel after loading to determine displacement of a corresponding wheel assembly; (iii) using at least one accelerometer or inclinometer of the smart communication device, measuring at least one tilt angle of the vehicle after loading to determine displacement of the opposite wheel assembly and the corresponding wheel assembly; (iv) using a calculation unit of the smart communication device, calculating load values on the corresponding and opposite wheel assemblies based on respective displacements of the wheel assemblies, to determine a total load vehicle value; and (v) indicating by the smart communication device a vehicle load state to the user. | 07-23-2015 |
20150202988 | SYSTEM AND METHOD FOR CONTROLLING THE TORQUE OF A TRACTION MOTOR OF A MOTOR VEHICLE AS A FUNCTION OF THE ROTATION SPEED AND THE DEPRESSION OF THE ACCELERATOR PEDAL - A system and method for controlling torque of an engine of a motor vehicle based on rotational velocity and depression of an acceleration pedal. The system for controlling torque of an engine helps to propel a motor vehicle and includes: sensors configured to measure a rotational velocity and depression of an acceleration pedal, a mechanism for determining a torque setpoint capable of determining a torque setpoint that increases with the rotational velocity and starts with a reference torque for a reference rotational velocity, and the mechanism for determining being connected to an output of the electric engine. | 07-23-2015 |
20150202982 | VEHICLE COMPRISING A BATTERY AND MEANS FOR DETERMINING A MAXIMUM ALLOWABLE POWER FOR THE BATTERY, AND CORRESPONDING METHOD - An automotive vehicle with electric or hybrid propulsion including a rechargeable electric accumulation battery and a braking system allowing recovery of energy, the battery being rechargeable during braking phases and during charging phases under control of a supply system including a mechanism determining a maximum allowable power for the battery. The mechanism determining the maximum allowable power for the battery includes a first mapping making it possible to read a first maximum power on the basis of a temperature and of a state of charge of the battery, and a second mapping making it possible to read a second maximum power based on the temperature and of the state of charge of the battery. | 07-23-2015 |
20150202981 | METHOD FOR OPERATING A MOTOR VEHICLE INCLUDING AN ELECTRIC POWER SUPPLY SYSTEM - The invention relates to a method for operating a motor vehicle, provided with an electric power supply system and a supervisor for managing the power supply of the vehicle from the power supply system, which comprises an initialization step, carried out by the power supply system, said step triggering an update of a series of parameters of the supervisor, said assembly including at least one physical operating threshold of the power supply system. | 07-23-2015 |
20150198644 | DEVICE FOR MEASURING GROUND CONNECTION RESISTANCE AND ONBOARD CHARGER FOR A VEHICLE PROVIDED WITH SUCH A DEVICE - A device for measuring resistance of a ground tap and a charger for an on-board vehicle including the device. The device includes a current source and an ammeter disposed on a first electrical branch, provided to link a phase of a power supply network with the ground of the installation; a second electrical branch provided to link a neutral wire of the power supply network with the ground of the installation, including a resistor across terminals of which is connected a voltmeter, and a first capacitor in series with the resistor; and a third electrical branch is provided for linking the neutral wire of the network with the ground of the installation, and including, on the third branch, in parallel with the first capacitor and with the first resistor, a second capacitor of higher value than the first capacitor. | 07-16-2015 |
20150194919 | METHOD FOR CONTROLLING THE ELECTROMAGNETIC TORQUE OF A HIGH-SPEED- SYNCHRONOUS MACHINE - A method for controlling electromagnetic torque of a three-phase synchronous machine with permanent magnets, including measuring current delivered to the three phases of the machine, transposing the three measured currents into a direct current component and a quadratic current component using Park's transformation, and receiving an instruction for the quadratic current component. When the direct current component is negative, a defluxing control mode is activated in which the machine is controlled from a direct voltage component and a quadratic voltage component of the machine, the direct voltage component and the quadratic voltage component being determined in Park's plane. | 07-09-2015 |
20150192948 | DEVICE FOR MOUNTING A PEDAL OF A MOTOR VEHICLE - A device for mounting a pedal of a vehicle including a support on which the pedal is mounted by a principal rotary shaft and a shearing mechanism connected to a fixed bodywork element of the vehicle, the shearing mechanism configured to radially shear off the principal shaft in a case of a displacement of the support relative to the bodywork element, to detach the pedal from the support. A secondary shaft is fixed to the pedal and is configured to position the pedal, which has been sheared off, in a new operating position. | 07-09-2015 |
20150192045 | EXHAUST GAS TREATMENT SYSTEM COMPRISING A CATALYTIC PARTICULATE FILTER, AND CORRESPONDING METHOD - The invention relates to an exhaust gas treatment system comprising a catalytic particulate filter, a catalytic reduction device for the reduction of nitrogen oxides, which is mounted downstream of the catalytic particulate filter, an injection device mounted upstream of the catalytic particulate filter, a means for determining the temperature of the catalytic particulate filter and an electronic control unit able to command injection of reducing agent. The electronic control unit comprises a first control means able to command injection of the reducing agent in order to obtain a reference quantity of reducing agent stored in the filter that corresponds to a filter temperature below a threshold, and a second control means able to command the injection of reducing agent in order to obtain a reference quantity of reducing agent stored in the device that corresponds to a filter temperature higher than said threshold. | 07-09-2015 |
20150191110 | SEAT-BACK TILTING DEVICE - A seat-back tilting device including a tilt control handle that can be selected from a first control handle and a second control handle, and with a tilt control shaft on which the control handle is mounted. The control shaft includes: a zone for receiving a first return member associated with the first control handle; a zone for receiving a second return member associated with the second control handle; and a zone for transmitting forces from the first control handle and from the second control handle. | 07-09-2015 |
20150191092 | SYSTEM FOR MANAGING THE CHARGING OF A BATTERY AND THE REGENERATIVE BRAKING OF A VEHICLE AT LEAST PARTIALLY POWERED BY THE BATTERY AND ASSOCIATED REGULATION METHOD - An electrical power supply system includes a battery of cells, the battery including an ammeter configured to measure battery current flowing through the battery, and at least one voltage sensor configured to measure voltage at terminals of a cell. An electronic control unit is configured to deliver a maximum permissible electrical power setpoint. The control unit is configured to calculate a maximum permissible electrical power associated with a cell by taking the minimum of at least two values, including a first electrical power and a second electrical power. | 07-09-2015 |
20150191091 | METHOD FOR CONTROLLING A CHARGER FOR A MOTOR VEHICLE BATTERY WITH A REDUCTION OF LOSSES DUE TO SWITCHING - A method for controlling a battery charger for a motor vehicle, the battery charger including an input filter connecting a three-phase power supply circuit to a buck converter, a boost circuit being connected to the buck converter and to the battery. The method includes: determining an output threshold voltage of the buck converter on the basis of the difference between a battery-current measurement and a battery-current request; keeping the output voltage of the buck converter constant; and controlling switches of the boost stage to be kept open. | 07-09-2015 |
20150185734 | METHOD FOR CONTROLLING THE PATH OF AN AUTONOMOUS VEHICLE HAVING STEERED WHEELS - A method for controlling the position and speed of a vehicle having steered wheels includes, determining an overall path comprising a plurality of points and defining the course of the vehicle between a starting point and an endpoint; determining the current position of the vehicle; if the current position does not correspond to a point on the overall path, generating a local path connecting the current position of the vehicle to a point on the overall path; and generating control signals in order to steer the steered wheels and control the speed of the vehicle so that the vehicle moves along the local path. The control signals are generated by convex optimisation of linear matrix inequalities. | 07-02-2015 |
20150183299 | AIR-CONDITIONER, IN PARTICULAR FOR A MOTOR VEHICLE - The invention relates to an air-conditioner for a motor vehicle, said air-conditioner including an air-outlet opening surrounded by a first rim on which an axial-compression sealing gasket is to be arranged. The first rim comprises a first bearing strip which is substantially planar or which can be developed as portions of planar strips. A circumferential assembly groove, enabling a first rib of a complementary duct of the air-outlet opening to be axially inserted therein, extends through the bearing strip. | 07-02-2015 |
20150155811 | METHOD FOR CONTROLLING A POWER TRAIN AND CORRESPONDING SYSTEM - A method for controlling a power train and corresponding system. A method for controlling a power train equipping a motor vehicle and comprising an electric motor provided with a rotor and a stator, said method comprising the regulation of the currents of the rotor and the stator delivering control signals to the electric motor, said currents to be regulated and said control signals being expressed in a rotating reference system and comprising a plurality of axes. The method includes a measurement of the values of the currents of the rotor and the stator, a transformation of said measurements into said rotating reference system, a determination of minimum and maximum limits for each of the currents on the basis of said control signals, and a comparison of the measured signals with said minimum and maximum limits. | 06-04-2015 |
20150149011 | METHOD FOR ENERGY MANAGEMENT IN A HYBRID VEHICLE - A method for managing energy in response to a request of a driver for torque on a power train of a hybrid vehicle including a heat engine and at least one electric motor powered by a battery, capable of recovering energy during deceleration in accordance with a management rule distributing the energy supply from the heat engine and from the electric motor in real time. The energy-management law depends on: an equivalence factor that is based on an instantaneous energy state of the battery, an energy target, and travel conditions of the vehicle; and a discharge precompensation factor that is based on energy potential that can be recovered during deceleration. | 05-28-2015 |
20150140436 | METHOD OF MANUFACTURING AN ELECTRODE, CORRESPONDING ELECTRODE AND BATTERY COMPRISING SUCH AN ELECTRODE - A method of manufacturing an electrode, including: a) depositing catalytic growth seeds on an electrically conducting support by aerosol spraying, b) growth of oriented carbon nanotubes on the basis of the deposition of the catalytic growth seeds, c) a deposition of sulphur on the oriented carbon nanotubes formed in b), and d) a deposition of a layer of carbon on the sulphur. An electrode, as well as to a battery including such an electrode, includes an electrically conducting support and oriented carbon nanotubes disposed on the surface of the electrically conducting support and covered at least partly by sulphur, the oriented carbon nanotubes exhibiting a length of greater than 20 μm, or greater than 50 μm. | 05-21-2015 |
20150134284 | METHOD FOR DETERMINING THE ANGULAR OFFSET BETWEEN THE ROTOR AND THE STATOR OF AN ELECTRICAL MACHINE OF A MOTOR VEHICLE - The invention relates to a method for determining the angular offset between the rotor and the stator of an electrical machine for driving a motor vehicle, the rotor being supplied with a rotor-energizing current and voltage, the stator being supplied over three phases with stator-phase currents and voltages, wherein the method includes the following steps: verifying that the electrical machine is stopped; applying a rotor-energizing signal for an amount of time capable of causing the partial magnetization of the rotor; applying a rotor-de-energizing signal capable of causing an active and rapid demagnetization of the rotor, while measuring, during the magnetization, the stator-phase currents and maintaining zero voltage among the phases of the stator; determining the direct stator currents and quadrature stator currents corresponding to the stator-phase currents measured by applying Park and Clarke transforms and in accordance with a measurement of the electrical position of the rotor; determining the maximum values among the direct and quadrature stator currents; transmitting an angular offset fault signal if the absolute value of the maximum quadrature stator signal is greater than a threshold value; determining a correction of the angular offset in radians by calculating the tangent arc of the maximum quadrature stator current value divided by the maximum value of the direct stator current. | 05-14-2015 |
20150134178 | AUTONOMOUS MODE VEHICLE CONTROL SYSTEM AND VEHICLE COMPRISING SUCH A CONTROL SYSTEM - A vehicle control system including human-control members generating signals for manual piloting of actuators of the vehicle, an automatic control module generating signals for automatic piloting of the actuators of the vehicle, and a switching module to select the manual-piloting signals in a manual mode of operation and the autonomous-piloting signals in an autonomous mode of operation. The automatic control module includes a block for automatic formulation of at least one calculated autonomous piloting signal and a security block to transmit to the switching module a calculated autonomous piloting signal in a case of normal autonomous operation and an emergency autonomous piloting signal in a case of abnormal autonomous operation. | 05-14-2015 |
20150130470 | METHOD FOR DETERMINING A MAXIMUM VOLTAGE VALUE OF A LOAD SIGNAL BY SAMPLING - A method for determining, by sampling at a given frequency, a maximum voltage value of a load signal of at least one motor vehicle battery cell, the load signal to be sampled being rectified and sinusoidal and having a frequency that is higher than the sampling frequency, the method including: determining a sampling frequency, a measurement time at the sampling frequency, and a related inaccuracy, measuring a load voltage with the predetermined sampling frequency and with the predetermined measurement time, and determining a maximum load voltage. | 05-14-2015 |
20150127221 | METHOD FOR SECURING THE CONTROL OF THE REAR WHEELS OF A MOTOR VEHICLE PROVIDED WITH AN ELECTRIC POWER STEERING SYSTEM - A method for securing control of rear wheels of a motor vehicle including an electric power steering system, the method including: measuring or calculating, using a motor-angle sensor, at least angular position of the electric power steering motor, and measuring or calculating, using a steering-wheel angle sensor, at least angular position of the steering wheel; calculating, using the motor-angle sensor, at least the angular position of the steering wheel; comparing at least the angular position of the steering wheel measured using the steering-wheel angle sensor to the angular position of the steering wheel measured using the motor-angle sensor; and transmitting an alarm signal if the result of the comparison is greater than a predetermined threshold value. | 05-07-2015 |
20150120116 | SYSTEM AND METHOD FOR MONITORING THE TORQUE OF A MOTOR VEHICLE ENGINE - A method for monitoring torque produced by a motor vehicle engine, or an electric engine, including: comparing an estimated or measured value of torque produced by the engine with a low limit value or high limit value to detect excessive braking or acceleration and/or a lack of braking or acceleration; calculating the low limit value or high limit value, the calculating including: subtracting or adding a static error value to a torque value requested by a driver of the vehicle to obtain a low or high intermediate signal; and applying, to the intermediate signal, a delay corresponding to a response time of the engine to a torque increase request or to a torque decrease request expressed by the driver of the vehicle. | 04-30-2015 |
20150120112 | METHOD OF MANAGING THE CHARGING OF A TRACTION BATTERY AND CORRESPONDING DEVICES - A method of managing charging of a traction battery and corresponding devices, the traction battery including a thermal regulating system, the thermal regulating system including a compressor, the method including transmitting information between a control device for the compressor and a device for managing the charging of the traction battery, before activating the compressor or before activating a device for charging the traction battery. | 04-30-2015 |
20150108138 | DUAL COMPARTMENT TANK - The invention concerns a tank ( | 04-23-2015 |
20150106044 | ESTIMATING OF THE STATE OF CHARGE OF A BATTERY - A method for estimating a state of charge of a battery including plural cells connected in series, including: determination, at a given time, of a minimum cell voltage and of a maximum cell voltage from among the cell voltages, and calculation of a physical quantity analytically depending on the minimum and maximum cell voltages according to an equation including weighting elements ensuring the weight associated with the maximum cell voltage increases when the state of charge of the associated cell increases, and the weight associated with the minimum cell voltage increases when the state of charge of the associated cell decreases. | 04-16-2015 |
20150100259 | SYSTEM AND CORRESPONDING METHOD FOR ESTIMATING THE CHARGE STATUS OF A BATTERY - A system and method estimates the state of charge of a battery comprising at least two modules each provided with at least one cell. A sensor senses a series current flowing through all cells of the modules connected in series. A switching device selectively disconnects one of the modules, the other modules remaining connected in series. A calculator calculates the state of charge of the cells through which the series current flows from the integration of the series current and calculates the state of charge of each of the cells of the disconnected module from an open circuit voltage thereof. | 04-09-2015 |
20150091532 | METHOD OF CONTROLLING CHARGING OF A BATTERY - A method of controlling charge of a battery, or of a battery of a motor vehicle, on the basis of a monophase network, in which: the input voltage is filtered; the electrical power of the network is conveyed to the battery via a voltage step-down stage and a voltage step-up stage which are coupled together via an inductive component; and an intensity of current passing through the inductive component is controlled as a function of an intensity setpoint, the intensity not being continuously controllable. The intensity setpoint is formulated to have at least a first value and at least a second value greater than the first value, the intensity setpoint having the second value before the start of a phase during which the intensity is not controllable. | 04-02-2015 |
20150091329 | CHASSIS OF A MOTOR VEHICLE OPTIMIZED FOR ABSORBING A FRONTAL IMPACT - A chassis of a motor vehicle optimized for absorbing a frontal impact. The chassis includes a firewall separating a passenger compartment of the vehicle from a front portion of the chassis configured to hold an engine, and a mechanism for absorbing a frontal impact including two side rails mounted on at least the front portion of the chassis and arranged on either side of the chassis, each side rail including a front portion and a rear portion assembled to overlap at least partially. The side rails are arranged such that an overlap area is below the plane of the firewall, and the rear portion of the side rail includes a material which is less compressible than the front portion of the side rail. | 04-02-2015 |
20150081858 | SYSTEM FOR PROVIDING TELEMATIC SERVICES AND CORRESPONDING METHOD - Method of providing services for a vehicle, the method comprising: storing for at least one model of vehicle of said group of vehicles, the configuration files for at least one service to be provided; storing a set of data pairs comprising an identifier of the control unit and an identification number of the corresponding vehicle; receiving the identification number of the vehicle from said vehicle by the services provision server; extracting the identifier of the control unit as a function of the identification number of the vehicle; an extraction of one or more configuration files as a function of a vehicle identification datum; and a downloading by the control unit of said vehicle from the services provision server of the configuration file or files extracted for the setting up of the service or services to be provided for the model of the vehicle. | 03-19-2015 |
20150077055 | SYSTEM AND METHOD FOR SECURE CHARGING OF A MOTOR VEHICLE BATTERY - System and method for secure charging of a motor vehicle battery. Method of secure charging of the battery ( | 03-19-2015 |
20150075890 | ELEMENTS FOR REINFORCEMENT AGAINST EXTERNAL STRESSES FOR A POWER SUPPLY BATTERY - An arrangement for a motor vehicle having an electric or hybrid engine includes a power supply battery and reinforcing elements to protect the battery from external stresses applied to the vehicle in a longitudinal and/or transverse direction of the vehicle, in particular in the event of an impact. The reinforcing elements are separate from the battery and separate from an enclosure of the battery in particular. The battery is attached to the reinforcing elements. First structural elements of the chassis of the vehicle are sandwiched and clamped between the battery and the reinforcing elements. | 03-19-2015 |
20150075380 | ACTIVATED-CARBON FILTER WITH STORAGE VOLUME FOR A FUEL TANK - An activated carbon filter for a fuel tank supplying a heat engine of an automobile, the carbon filter including a housing including an inlet port capable of being connected to the fuel tank, a discharge port capable of being connected to the heat engine, and a vent port. The housing includes at least one internal wall dividing the inner volume thereof into at least two intercommunicating chambers, at least one activated carbon chamber containing activated carbon capable of trapping hydrocarbon gases, and a storage chamber forming a storage volume of a gas stream entering through the inlet port of the housing. | 03-19-2015 |
20150072183 | BATTERY CONTAINER COMPRISING A MEANS FOR NEUTRALISING HYDROFLUORIC ACID VAPOURS - A battery container comprising an outer casing surrounding a housing intended to receive at least one electric energy accumulator comprising Lithium hexafluorophosphate, the container comprising a filter comprising a silicon oxide-based material capable of filtering hydrofluoric acid vapours. The filter including an inner casing disposed between the outer casing and the housing of the container, the outer casing comprising an inner face against which the inner casing is secured, and the inner casing completely surrounds the housing. | 03-12-2015 |
20150069835 | ELECTRIC CUT-OFF SAFETY DEVICE - An electric cut-off safety device for the power circuits of an electric bipolar vehicle is capable of cutting off two poles. An electric vehicle can include such an electric cut-off safety device. | 03-12-2015 |
20150068825 | STRUCTURAL AIR GUIDE HAVING MULTIPLE CONFIGURATIONS FOR A TECHNICAL FRONT SURFACE OF A MOTOR VEHICLE AND VEHICLE COMPRISING SAME - A structural air guide configured to be built into a front of a vehicle in an engine compartment of the vehicle. The air guide forms a substantially rectangular structure including a front surface, a rear surface, and an upper edge, and the structure including at least one built-in radiator and a mechanism securing the radiator to the structure of the vehicle. The rear surface forms a housing for receiving a cooling module including at least the radiator, the module including a sealing mechanism that co-operates with the housing. The upper edge includes at least one zone for securing equipment of the technical front surface. The housing for the cooling module, which is located behind the structural air guide, can receive the module in one of at least two positions, namely forward or rearward. | 03-12-2015 |
20150066273 | METHOD FOR CONTROLLING RECHARGING OF THE BATTERY ON A HYBRID VEHICLE - A method for controlling recharging of a traction battery on a motor vehicle hybrid transmission including a heat engine and at least one electrical machine, wherein the electrical machine is used as a sole motor-driven power source up to a speed threshold beyond which it is possible to couple the heat engine with the wheels, in hybrid modes, to run power supplies from the heat engine and the electrical machine simultaneously with each other. In the method, below the speed threshold, the electrical machine ensures only torque to be transmitted to the wheels, while the heat engine is ignited to provide recharging without contributing to pull of the vehicle when a driver bears on the accelerator pedal, and while the wheels are separate from the heat engine and the electrical machine, when the driver does not bear on the accelerator pedal, to enable recharging of the battery. | 03-05-2015 |
20150063897 | SYSTEM FOR LOCKING / UNLOCKING AN OBJECT UNDER A STRUCTURE HAVING A HOOK FOR DRAWING AND SUPPORTING SAME - A system is provided for locking and/or unlocking an object, such as a power battery of a drive engine of an electric or hybrid motor vehicle, under a structure such as a chassis of the vehicle, including a plurality of locks ensuring the attachment of the object under the structure. The locks are secured to the object and/or structure and each include a hook configured for drawing the object to the structure by compressing an elastically deformable member inserted between the object and the structure and for supporting the object relative to the structure at the end of the approximation travel, as well as a transmission device driving the hook during the drawing travel and configured such as to be actuated by an actuation tool that is separate from the structure and the object. | 03-05-2015 |
20150056481 | FILLING DEVICE FOR FIREFIGHTERS OF A DRIVE BATTERY OF AN ELECTRIC OR HYBRID VEHICLE - An electric or hybrid vehicle including an arrangement of mechanisms introducing an extinguishing fluid into a battery pack, especially a drive battery, of the vehicle. A first port is placed in a wall of the pack and provides access to an interior of the pack, the first port including a partial or total blocking mechanism being removable or meltable under effect of temperature. A second port is placed in an element of a body of the vehicle facing the first port. Extinguishing fluid may be introduced into the pack through two ports once the blocking mechanism of the first port has been removed or melted. | 02-26-2015 |
20150054470 | SYSTEM FOR MANAGING THE CHARGING OF A STORAGE BATTERY - The invention relates to a system for managing the charging of at least one cell of a storage battery, comprising: two separate means for comparing the voltage across the terminals of said cell with a threshold voltage; and two separate controlling means adapted to control two actuators, respectively, in order to interrupt the charging of the storage battery when said first or second comparing means detects that the voltage across the terminals of said cell exceeds the threshold voltage. One of the actuators is formed by a charger that is connected to said storage battery in order to recharge said cells. | 02-26-2015 |
20150052881 | SAFETY DEVICE FOR OPERATING A CATALYTIC CONVERTER SCREEN - A safety device for operating a catalytic converter, including: a heat screen installed substantially on a portion of an outer wall of the catalytic converter, and including an opening through which a measuring device attached onto the catalytic converter is to pass, the measuring device including a substantially cylindrical base configured to engage with the catalytic converter; a safety device to be arranged on the heat screen, the safety device including a plate including a circular opening having a diameter that is greater than a diameter of a base, the opening being delimited by a lip; and a device for attaching the plate to the heat screen such that the lip surrounds the base with a minimum clearance. | 02-26-2015 |
20150051799 | METHOD FOR SYNCHRONIZING A GEAR ON A GEARBOX SHAFT - A method for synchronizing a gear on a parallel-shafts vehicle gearbox shaft including at least one primary shaft connected to a power source, one secondary shaft driven by the primary shaft to transmit driving torque to wheels over plural transmission ratios, and at least one mechanism coupling a gear to its shaft to engage a transmission ratio without mechanical synchromesh members. The power source is made to operate to produce a signal commanding the reference torque (T | 02-19-2015 |
20150048788 | METHOD FOR THE CONTACTLESS CHARGING OF A BATTERY OF AN ELECTRIC MOTOR VEHICLE - A method for contactless charging of a battery of an electric motor vehicle by magnetic induction using a transmitter coil of a charging device and a receiver coil of the vehicle, the method including: controlling electrical power supply and instructions of an inverter at terminals of which the transmitter coil is connected, according to a variable frequency; measuring, in an analog circuit, at least one analog signal relative to a current or to a voltage at terminals of the transmitter coil; digitally processing at least two incoming digital signals by a control board, a first incoming signal being relative to the voltage and a second incoming signal being relative to the current; transmitting output signals from the control board to the inverter to lock the inverter to a value of a phase difference calculated between the current and the voltage. | 02-19-2015 |
20150047802 | RAPID COOLING DEVICE FOR A MOTOR VEHICLE COMPRISING A COMPONENT FITTED WITH A DIFFUSER - A rapid cooling device for a motor vehicle including a motor vehicle component performing a first technical function of covering for a proximal surface opposite it, the vehicle component including a diffusion mechanism for performing a technical function of rapidly diffusing a liquid that has been injected toward the proximal surface opposite it, with a view to reducing a surface temperature of the proximal surface opposite it. | 02-19-2015 |
20150044978 | WIRELESS COMMUNICATION SYSTEM HAVING A PLURALITY OF MULTIPLEXED RECEIVERS - A wireless communication system for a motor vehicle including a removable battery, the system including a transmitter which is to be rigidly connected to the vehicle and which is configured to be connected to an electronic control unit of the vehicle, and at least one receiver which is to be rigidly connected to the removable battery and which is to be connected to at least one sensor for measuring a parameter of the removable battery, the transmitter and the at least one receiver configured to exchange data via an inductive coupling. | 02-12-2015 |
20150040861 | METHOD AND DEVICE FOR SAVING THE OPERATION OF A VEHICLE - In a vehicle including a power supply network for electrical consumers, a battery, an engine, and a generator coupled to the engine to supply electrical energy to the battery and to the power supply network, an operation saving device includes an electronic processor configured to raise an idling speed of the engine when the battery is disconnected from the power supply network. | 02-12-2015 |
20150040589 | AUTOMATIC CONTROL METHOD USED FOR DEFROSTING A HEAT PUMP FOR A VEHICLE - A control method for a heat pump system, or for a motor vehicle, which includes a compressor, an internal heat exchanger forming a condenser in a heating mode, an expansion valve, an outer heat exchanger forming an evaporator in the heating mode, and an accumulator. The defrosting of the outer exchanger is detected, the defrosting of the accumulator is detected, and depending on the case, defrosting the outer exchanger and/or defrosting the accumulator is started. | 02-12-2015 |
20150034774 | DEVICE FOR MOUNTING A UNIT, NOTABLY A RADIO, IN A MOTOR VEHICLE INSTRUMENT PANEL COMPARTMENT - To mount a unit in a compartment in a vehicle instrument panel including an opening for inserting the unit, the unit includes two tenons that are compressible in a heightwise direction and can be guided in two fixed parallel longitudinal lateral slideways that include an entry zone and a closed-end zone that is not as tall as the entry zone in which the tenon is compressed vertically. A facade surround is provided around the opening to collaborate in positioning and/or attachment of a face plate of the unit. The lateral slideways include two longitudinally separated parts, a first part secured to the facade surround and a second part not secured to the facade surround and held on a wall of the compartment of the instrument panel to lie substantially in longitudinal continuation of the first part. | 02-05-2015 |
20150033838 | SPRING HAVING A BUILT-IN DEFORMATION SENSOR - A spring including a composite structure including reinforcement fibers in a matrix. The composite structure further includes at least one Bragg cell and at least one optical fiber connected to the Bragg cell. | 02-05-2015 |
20150033537 | SYSTEM FOR LOCKING/UNLOCKING AN OBJECT ON A STRUCTURE HAVING BEARING AND ALIGNING ELEMENTS BUILT INTO THE TOOLS - The invention relates to a system for locking and/or unlocking a power battery under a vehicle chassis, comprising a plurality of tools, each of which includes elements for aligning said tool relative to the battery along a longitudinal axis and along a transverse axis, elements for bearing against the underside of the chassis and enabling balancing, and locking and/or unlocking elements for actuating an attachment bolt between a locked configuration, in which the battery is locked under the chassis, and an unlocked configuration, in which the object is released. | 02-05-2015 |
20150032400 | METHOD FOR MANAGING A THERMODYNAMIC DEVICE FOR A MOTOR VEHICLE, SYSTEM, PROGRAM, RECORDING MEDIUM AND ASSOCIATED VEHICLE - A method for managing a thermodynamic device for a motor vehicle, a system, a program, a recording medium and an associated vehicle. The method manages a thermodynamic device for a motor vehicle including a heat-transfer fluid circuit, and includes an initial verification in which a functional state or a failure state in the heat-transfer fluid circuit is detected by taking a first measurement of pressure of a heat-transfer fluid in the heat-transfer fluid circuit and comparing same with a first threshold and, after the initial verification during which a failure state was detected, performs confirming the failure state during which a new verification is carried out by taking a second pressure measurement and comparing same with a second threshold. | 01-29-2015 |
20150029620 | SYSTEM AND METHOD FOR CONTROLLING THE POWER SUPPLY OF AN ELECTRIC MACHINE ON THE BASIS OF THE TEMPERATURE THEREOF - A control system for controlling power supply of an electric machine of an automobile and which contributes to movement thereof, wherein the control system is connected, at an input thereof, to a mechanism estimating a temperature of a rotor of the electric machine and to a temperature sensor measuring a temperature of a stator of the electric machine. The control system includes mappings of a set of values for allocating supply currents of the electric machine on the basis of torque and rotational speed request values received at the input of the control system, and includes a switching mechanism for selecting the mapping, the supply current signals of which are transmitted to the electric machine, on the basis of the signals from the mechanism estimating the temperature of the rotor and from the stator-temperature sensor. | 01-29-2015 |
20150028818 | SECURE ON-BOARD SYSTEM FOR CHARGING THE BATTERY OF A MOTOR VEHICLE FROM A POWER SUPPLY NETWORK - A secure system for charging a battery of a motor vehicle from a power supply network, which system is in a vehicle and includes a mechanism measuring frequency of the network, an injection mechanism injecting current pulses into the network, a mechanism measuring voltage between the ground and a neutral of the network, an analog filter filtering the measured voltages at high frequencies, a digital filter filtering the analog-filtered voltages at low frequencies, and a mechanism determining resistance between the ground and the neutral of the network on the basis of the digitally filtered voltages and an amplitude of the current pulses. The digital filter includes a mean value filter which determines a mean value based on N voltage measurements spaced apart by a time interval T+T/N, where T is the period of the network determined by the mechanism measuring the frequency of the network. | 01-29-2015 |
20150028725 | METHOD OF ASSEMBLING AN ULTRASONIC TRANSDUCER AND THE TRANSDUCER OBTAINED THEREBY - An ultrasonic transducer includes a stack of flat electrodes between which are interposed ceramic wafers of substantially same surface area as the electrodes, stacked contours of the ceramic wafers and electrode wafers defining substantially flat or cylindrical side faces of the stack. A method of manufacturing the transducer includes: alternatively stacking a ceramic wafer and an electrode wafer, placing between each ceramic wafer and its two neighbouring electrodes a composition of which at least 75% by weight, or at least 80% by weight, that includes silver nanoparticles having a grain size of smaller than or equal to 80 nanometres, or smaller than or equal to 60 nanometres; and compressing the stack by heating to a temperature of less than or equal to 280° C., or between 200° C. and 250° C. | 01-29-2015 |
20150012170 | PROCESSING OF AUTOMOBILE DATA ON A SMARTPHONE - A device for determining an operating state of an automobile from automobile data available on a CAN network of the vehicle, the device including a computer for mathematically processing the data to determine the operating state of the vehicle. The computer is hosted in a smartphone, a specific application for processing the data using the computer is implemented in the smartphone, recovery of the data from the CAN by the smartphone is carried out via a wired or wireless link, and the smartphone displays, via a graphical interface thereof, the operating state of the vehicle. | 01-08-2015 |
20150010212 | METHOD OF DETERMINING THE POSITION OF A VEHICLE IN A TRAFFIC LANE OF A ROAD AND METHODS FOR DETECTING ALIGNMENT AND RISK OF COLLISION BETWEEN TWO VEHICLES - A method of determining positioning of a subject automobile vehicle in a traffic corridor of a traffic lane, including: a) acquiring a number of traffic corridors of the traffic lane, b) acquiring an image of the traffic lane on which there appears at least one lateral part of the traffic lane, c) acquiring a datum relating to a direction of traffic flow of the subject automobile vehicle on the traffic lane, and d) deducing the positioning of the subject automobile vehicle in one of the traffic corridors of the traffic lane, as a function of the number of traffic corridors, the datum relating to the direction of traffic flow, and the image acquired. | 01-08-2015 |
20140377605 | METHOD FOR ESTIMATING THE TEMPERATURE AT THE CORE OF A BATTERY CELL - A method of estimating temperature at a core of a module of a traction battery of an electric or hybrid vehicle in which is packaged a plurality of electric charge accumulating elements, the method including: measuring a temperature at a level of an exterior wall of the battery module; and calculating an estimation of the temperature at the core of the battery module on the basis of the measurement of the temperature. | 12-25-2014 |
20140375084 | MOTOR VEHICLE ARRANGEMENT HAVING A THREE-ELEMENT WATER BOX - An arrangement including elements of a motor vehicle body on which hood mountings are mounted, and a water box which extends transversely to the longitudinal direction of the vehicle, and at ends of which water is discharged. The water box includes a central element, and two end elements for closing the water box which are connected to the central element and through which the water is discharged. Each end element extends toward an inside of the vehicle in a direction transverse to the vehicle body, beyond an inner edge of each corresponding hood mounting, such that the central element can pass between the hood mountings when mounting the central element along a path substantially lying in a plane vertical and longitudinal to the vehicle body. | 12-25-2014 |
20140369798 | SEMI-AUTOMATIC STATION FOR EXCHANGING A TRACTION BATTERY OF AN ELECTRIC OR HYBRID VEHICLE - A device and method for exchanging a discharged traction battery ( | 12-18-2014 |
20140368068 | DEVICE FOR GUIDING A SET OF ELECTRICAL WIRES FOR ELECTRIC MOTOR ROTOR - A guiding device for coiling electrically conducting wires around an electrically conducting block of a rotor of an electric motor including a shaft extending axially in the rotor, the electrically conducting block including at least four notches for receiving wires. The guiding device includes at least two branches extending radially away from the shaft and disposed at 90° to one another, the branches being connected by an elastic linking mechanism. | 12-18-2014 |
20140365053 | BRAKING SUPERVISION - A method and control system for a vehicle including a regenerating braking mechanism and a complementary braking mechanism, the method including: receiving at least one vehicle acceleration measurement value, at least one torque value applied by the regenerating braking system, and at least one complementary braking set value for the complementary braking mechanism, wherein the at least one value corresponds to at least one respective measurement moment during a braking transition; and estimating an efficiency coefficient of the complementary braking mechanism from the at least one received value. | 12-11-2014 |
20140361611 | METHOD FOR MANAGING AN ALTERNATOR COMBINED WITH AT LEAST ONE POWER BATTERY AND DRIVEN BY A HEAT ENGINE - A method for managing a motor vehicle including a first battery connected to an alternator and an electrical network, the alternator operable either at a positive low alternator voltage or a high alternator voltage higher than the low alternator voltage, the method including: estimating a potential recharging current strength that the first battery could absorb if it was, at that moment, powered by the high alternator voltage; estimating a first alternator yield corresponding to a current rotation speed of the alternator, and to a strength of consumed current actually fed into the network; estimating a second alternator yield corresponding to the current rotation speed of the alternator and to the sum of strengths of a potential recharging current of the battery and of the consumed current; and imposing a high alternator voltage if the difference between the first yield and the second yield is higher than a first threshold. | 12-11-2014 |
20140361572 | ASSEMBLY FOR FASTENING OF A STEERING COLUMN FOR A MOTOR VEHICLE - An assembly for attaching a steering column for a motor vehicle that is to be attached to a cross-member of a firewall and to a bottom cross-member of a window opening. The assembly includes a support member that extends substantially vertically, which is to be attached to the firewall cross-member and to the bottom cross-member of the window opening, and which supports a mechanism for attaching a plate of the steering column. | 12-11-2014 |
20140360470 | METHOD FOR DIAGNOSING A DRIFT IN AT LEAST ONE INJECTOR OF A COMMON-RAIL FUEL INJECTION SYSTEM - A method of diagnosis of a drift of at least one injector of an injection system with a common ramp, which includes a pressure regulating control unit and a richness regulating control unit, the pressure and richness regulating control units being driven by an electronic computer according to values of pressure setpoint and of richness setpoint which are recorded in the computer, the method of diagnosis including checking for existence of a drift of the pressure regulating control and checking for existence of a drift of the richness regulating control when the two units operate in closed loop, the drift of the injector being established upon the joint detection of a drift of the pressure regulating control unit and of a drift of the richness regulating control unit. | 12-11-2014 |
20140360011 | DEVICE FOR INSTALLING AND UNINSTALLING A VEHICLE BATTERY - A device for installing and uninstalling a battery on an underside of an electric or hybrid vehicle, the underside of the vehicle lying within a first substantially horizontal plane. The device includes a lift table that vertically moves an engaging member capable of engaging with the underside of the vehicle. The engaging member is moved by the table to mechanically engage with the underside of the vehicle, the underside of the member then being arranged in a second substantially horizontal plane in a state in which, due to a relative inclination between the first and second plane, the engaging member cannot engage with the underside of the vehicle. The lift table is raised using at least two cables, the elasticity of which makes it possible to compensate for the relative inclination of the two planes to enable the engaging member to engage with the underside of the vehicle. | 12-11-2014 |
20140359992 | SEMI-AUTOMATIC STATION FOR EXCHANGING THE TRACTION BATTERY OF AN ELECTRIC OR HYBRID VEHICLE - The invention notably relates to a method and device allowing an operator to exchange a discharged traction battery ( | 12-11-2014 |
20140358353 | CONTROL OF THE AUTONOMOUS MODE OF BIMODAL VEHICLES - A control of autonomous vehicles, and a method for controlling at least one autonomous ground vehicle configured to adopt two operating modes, including a manual mode in which the driving depends on driving instructions from the driver of the vehicle, and an autonomous mode, in which the driving depends on data received from sensors configured to provide information on surroundings of the vehicle, and on data received by a navigation system, the method including: authorizing the autonomous mode only when the vehicle is within an area determined by defined boundaries; receiving reservation data from a user interface; generating a set message to be transmitted to the vehicle in accordance with the received reservation data; and transmitting the set message to the vehicle such that the vehicle autonomously performs a movement corresponding to the transmitted set message. | 12-04-2014 |
20140354011 | MOTOR VEHICLE INCLUDING AN UPPER FIREWALL CROSSBEAM - A motor vehicle including a motor vehicle body defined by two body sides and a vehicle floor, and a wall attached laterally to the body sides and transversely to the floor, to separate a passenger compartment of the vehicle from the engine compartment. The motor vehicle further includes an upper firewall crossbeam having a cross-section that opens toward outside of the vehicle, and which is closed by the wall. The upper firewall crossbeam is omega-shaped, including a first portion configured to be attached onto the wall and a second portion configured to be attached onto the wall, the first and second portions being connected via swaged portions, the first portion extending toward the engine compartment of the vehicle via a first swaged portion, which is inclined relative to a longitudinal axis of the vehicle. The upper crossbeam includes openings configured to engage with a mechanism for attaching windshield-wiper crankpins. | 12-04-2014 |
20140350763 | ENERGY MANAGEMENT METHOD FOR AN ELECTRIC VEHICLE - A method managing energy consumption for an automobile including an electric battery and a heat engine, to select use phases of the engine along a route to minimize fuel consumption. The method includes: cutting a road network, for a route, into plural segments each defined by an input node and an output node; calculating, from a speed associated with a segment, a probability of a speed transition between a speed at an input node and at an output node of the segment, considering plural speeds at the input node and at the output node, executed gradually over all the route segments; applying a stochastic optimization algorithm considering all possible transition scenarios between each input node and each output node, and the probability associated therewith, and a fuel consumption model between two successive nodes, executed over all the route segments; and selecting use phases of the heat engine along the route. | 11-27-2014 |
20140345800 | AUTOMATED DEVICE FOR PLASMA SURFACE PREPARATION OF A THERMOPLASTIC PART - An automated device for plasma surface preparation of a thermoplastic part including a first support mechanism for a thermoplastic part and a second support mechanism for a plasma torch including a rotating cylindrical tip, the first and/or second support mechanism being movable so that the torch and the part have a relative movement enabling the torch to travel over a treatment zone of the part. The device further includes, on the plasma torch, a controller controlling a distance between the tip of the torch and the part. The controller includes a measuring rod positioned axially on the tip of the plasma torch. The device further includes a carriage that can be moved in the direction of the axis of the torch interposed between the movable torch and the second support mechanism. The movable carriage counteracts a displacement about an equilibrium or stop position. | 11-27-2014 |
20140339924 | MAGNETIC MOTOR DEVICE OF AN ELECTRODYNAMIC TRANSDUCER - A magnetic motor device of an electrodynamic transducer, which includes a bonded annular magnet and a tubular element mounted coaxially relative to the bonded annular magnet. The bonded annular magnet includes a magnetic cylindrical surface, while the tubular element includes a winding extending opposite the magnetic cylindrical surface, the tubular element configured to be driven axially relative to the bonded angular magnet when electric power is supplied to the winding. A metal tubular member includes a metal cylindrical surface, and the metal tubular member is mounted coaxially relative to the tubular element such that the metal cylindrical surface extends opposite the magnetic cylindrical surface relative to the winding. | 11-20-2014 |
20140338857 | COOLING OF AN ELECTRIC MOTOR VIA HEAT PIPES | 11-20-2014 |
20140336859 | ADAPTATION OF A SIMULATED ENGINE-BRAKING INSTRUCTION - A method for adapting an engine-braking simulation for a vehicle provided with a regenerative braking device includes generating an arbitrated braking signal based on a simulated engine-braking signal developed on the basis of signals output from an acceleration pedal, and based on at least one signal output from at least one active safety system. The method also includes generating a braking instruction intended for the regenerative braking device by time filtration of the arbitrated braking signal. | 11-13-2014 |
20140333129 | SYSTEM AND METHOD FOR COMPENSATING FOR HIGH-FREQUENCY LEAKAGE CURRENTS IN A MOTOR VEHICLE - A system for compensating for a high-frequency leakage current emanating from at least one component of a motor vehicle, connected to a power supply network via a rectifier device, the power supply network having a ground and at least one phase other than ground. For each component, a first compensation device is connected to rectified phases originating from the rectifier device upstream of the component, and to a motor vehicle ground and/or a second compensation device is connected to rectified phases downstream of the component and to the ground, the compensation devices configured to pick off some of the voltage applied to the component and transmit to the ground a compensation current of same amplitude and direction as the leakage current but of opposite phase. | 11-13-2014 |
20140328498 | Generating Sound for a Rotating Machine of a Device - The invention relates to a method for generating sound for a rotating machine, including a step (E | 11-06-2014 |
20140327407 | METHOD AND SYSTEM FOR MANAGING THE ELECTRIC CHARGES OF BATTERY CELLS - A method and system for management of electric charges of cells of an electricity storage battery, which are electrically connected in series and/or in parallel, the method including: balancing states of charge of the cells, performed only during a battery charging phase; and balancing quantities of charge contained in the cells, performed only during a battery discharging or rest phase. | 11-06-2014 |
20140327397 | METHOD FOR THE CONTACTLESS CHARGING OF THE BATTERY OF AN ELECTRIC AUTOMOBILE - A method for contactless charging of the battery of an electric automobile by magnetic induction using a transmitter coil of a charging device and a receiver coil of the vehicle, the method including: controlling a power supply of a converter, at terminals of which the transmitter coil is connected, according to a variable frequency; measuring, in an analog circuit, a value of a current and of a voltage at the terminals of the transmission coil; calculating a phase shift between the current and the voltage; converting the phase shift into a digital value; and locking the variable frequency of the converter to the phase-shift value by digital processing. | 11-06-2014 |
20140327279 | VEHICLE SEAT PROVIDED WITH MEANS FOR ATTACHING A REMOVABLE TRAY - A motor vehicle seat including a seat part and a foldable seatback including a rear face configured to be situated in a substantially horizontal position when the seatback has been folded. The rear face of the seatback includes an attachment mechanism configured to engage with an independent tray, to hold the tray in an erect position on the rear face once the seatback has been folded. | 11-06-2014 |
20140324328 | METHOD FOR ESTIMATING THE ENERGY CONSUMPTION OF A MOTOR VEHICLE - A method for estimating energy consumption of a motor vehicle during a given journey, including: a) cutting the journey into portions of journey, b) allocating a setpoint speed to each portion of journey, as a function of at least one characteristic of the portion, c) estimating, for each portion of journey, an evolution of speed of the vehicle as a function of time, the speed being estimated as a function of at least one characteristic of the portion of journey and as a function of a predetermined driving behaviour associated with the setpoint speed of the portion, to establish for a whole of the journey an estimation of the evolution of the speed of the vehicle as a function of time, d) estimating the energy consumption of the vehicle during the journey, as a function of the evolution of the estimated speed. | 10-30-2014 |
20140320142 | METHOD AND SYSTEM FOR MEASURING ELECTRIC CURRENT - A system for measuring electric current supplied by an electric battery, for example a battery in a motor vehicle, including: a Hall effect current sensor; a device for compensating for measurement errors made by the sensor, including a mechanism applying an operation close to the inverse of an operator characterizing magnetic hysteresis of the sensor to the measured current. | 10-30-2014 |
20140319885 | VEHICLE SEAT PROVIDED WITH A REMOVABLE TRAY - A motor vehicle seat including a seat part and a foldable seatback including a rear face including a tray, the seatback configured to be folded onto the seat part to bring the rear face thereof into a substantially horizontal position. The tray is affixed against the rear face of the seatback and is held against the face by a locking mechanism including an actuating member, and a pressure exerted on the actuating member releases the tray such that the tray can be removed from the seatback. | 10-30-2014 |
20140315681 | THREE-SHAFT HYBRID TRANSMISSION FOR A MOTOR VEHICLE AND CONTROL METHOD - A hybrid transmission for a motor vehicle including a heat engine and electric drive machine, including two primary shafts respectively connected to the heat engine and electric machine, each supporting at least one intermediate drive on a first secondary shaft connected to wheels via a differential and a second secondary shaft sending motion of a primary shaft to the differential. A first coupling between the two primary shafts can occupy at least three positions of: the heat engine is uncoupled from the drive train connecting the electric machine to the wheels, or coupled by the second secondary shaft; the primary shaft connected to the heat engine is coupled to the first secondary shaft to drive the wheels with or without support of the electric machine; the primary shaft connected to the heat engine is coupled to the primary shaft connected to the electric machine, to add respective torques thereof. | 10-23-2014 |
20140313764 | ASSEMBLY OF A HEADLIGHT AND A DEVICE FOR MOUNTING SAME, WHICH REDUCES THE AMOUNT OF REPAIRS TO THE ADJACENT FENDER UPON AN IMPACT, AND RELATED VEHICLE - An assembly includes a motor vehicle headlamp and a mounting device to mount the headlamp on the vehicle. The headlamp includes a casing. The mounting device includes a pivot connection that pivots about a fixed rotation axis with respect to the technical front end of the vehicle, which carries the cooling unit for the propulsion unit of the vehicle. The rotation axis is contained in the longitudinal plane of the vehicle and is positioned such that an impact along a line of force located on one side of the rotation axis causes an edge of the headlamp raise above the adjacent edge of the fender on the other side of the rotation axis. The headlamp is shaped and the rotation axis is oriented such that the headlamp pivots about this rotation axis, remaining inscribed within a predetermined surface of revolution outside the contour of the adjacent fender. | 10-23-2014 |
20140309830 | METHOD FOR CONTROLLING A POWER TRAIN AND CORRESPONDING CONTROL SYSTEM - A system and method for controlling a power train of a motor vehicle having an electric motor includes regulating the currents in the rotor and stator of the electric motor so that they reach required current values using control signals of the electric motor. The currents to be regulated and the control signals being expressed in a rotating reference frame including a plurality of axes. The control signals result from a transformation including a change of variable allowing the dynamic decoupling of the regulation along each of the axes. Regulating each axis includes an application to the current to be regulated of two different linear operators as a function of the value of the current to be regulated of that axis with respect to its required value, the result of the application of the two linear operators having to be substantially equal to the control signal of that axis. | 10-16-2014 |
20140309807 | ESTIMATION OF RECOVERED ENERGY - A method of estimating energy recovered by a vehicle including a regenerative braking mechanism, with at least two energy recovery systems generating at least two respective setpoint values and configured for the regenerative braking mechanism, the method including receiving one of the setpoint values and calculating an energy value on the basis of the setpoint value received. | 10-16-2014 |
20140299104 | SYSTEM AND METHOD FOR ESTIMATING THE RICHNESS OF THE GASEOUS MIXTURE IN THE COMBUSTION CHAMBER OF AN INTERNAL COMBUSTION ENGINE OF A MOTOR VEHICLE POWER PLANT - A system for estimating richness of a gaseous mixture in a combustion chamber of an internal combustion engine of a motor vehicle power plant, including a mechanism injecting an additional combustible gas into a fresh air intake circuit of the engine, a mechanism measuring concentrations of the additional gas in the fresh air intake circuit and in an engine exhaust gas circuit respectively, a mechanism determining a ratio between the measured concentration of the additional gas in the intake circuit and the measured concentration of the additional gas in the exhaust circuit, and a mechanism estimating the richness of the gaseous mixture in the combustion chamber of the engine from the determined ratio. | 10-09-2014 |
20140293569 | PROTECTIVE DEVICE FOR AN ELECTRICAL CONNECTOR OF A POWER ELECTRONICS MODULE - A protective device is for an electrical connector of a power electronics module inserted in a casing. The connector protrudes from one of the faces of the casing and is suitable to connect an electrical supply line to the module. The device includes at least one face for covering at least partially the connector so as to protect the connector between the face of the casing and the at least one face of the device. The device can bear on the casing when a force is applied in the direction of the casing on the at least one face of the device. | 10-02-2014 |
20140292017 | VEHICLE FOOT-REST - A foot-rest for a motor vehicle including a support surface facing at least part of which a sound insulation mat can be extended, mounted on the floor of the motor vehicle, including an insulating layer interposed between the floor and a coating layer mounted on the insulating layer, the foot-rest further including a storage compartment. The support surface includes an inner face configured to be positioned facing an outer face of the coating layer, the inner face being including links configured to support the storage compartment such that an inner volume of the storage compartment extends between the inner face of the support surface and the outer face of the coating layer. | 10-02-2014 |
20140290592 | ELECTRICAL ARCHITECTURE OF A HYBRID VEHICLE, HYBRID VEHICLE AND CONTROL METHOD - An electrical architecture of a hybrid motor vehicle including a combustion engine driving an alternator that recharges a low-voltage on-board battery connected to a starter of and to a vehicle on-board network, an electric traction machine powered by a high-voltage traction battery, and a hybrid transmission including a coupling mechanism that can occupy at least a first position in which the combustion engine is uncoupled from the drive train connecting the electric machine to vehicle wheels, a second position in which the wheels are driven by the combustion engine with or without top-up from the electric machine, and a third position in which the combustion engine and the electric machine are coupled to combine their respective torques, bound for the wheels. The combustion engine and the alternator constitute an electricity generator configured to supply energy requirements of the traction electric machine in an electric mode. | 10-02-2014 |
20140272510 | STRUCTURE FOR STORING MOTOR VEHICLE BATTERIES HAVING A MECHANISM FOR LOCKING THE BATTERIES IN THE STORAGE CELLS - The invention relates to the installation and/or removal of a power supply battery ( | 09-18-2014 |
20140257663 | REGENERATIVE BRAKING SETPOINT MATCHING - A braking matching method for a vehicle equipped with a regenerative braking means and with an additional braking means that have different response times, involving generating a braking setpoint that is matched (see opposite CF) to said braking means, by the temporal filtering of a braking setpoint (C | 09-11-2014 |
20140257657 | METHOD AND SYSTEM FOR CONTROLLING A POWER TRAIN DEPENDING ON THE TEMPERATURE OF A HYDRAULIC TORQUE CONVERTER - A system for controlling a power train of a motor vehicle, the power train configured to deliver an engine torque to a hydraulic torque converter. The control system includes a mechanism determining a temperature gradient of oil of the hydraulic torque converter, a mechanism estimating a curve of force of resistance to forward travel of the motor vehicle depending on a practical mass of the motor vehicle based on the temperature gradient, and a controller controlling the engine torque depending on the estimation. | 09-11-2014 |
20140251279 | CONTROL OF THE INJECTION OF FUEL UPON COMBUSTION ENGINE START-UP - A method for controlling injection of fuel upon start-up of a combustion engine including determining a set point quantity of fuel on start up, which is dependent on a difference between a set point acceleration of the engine and an instantaneous acceleration of the engine. An electronic control unit and a motor vehicle can execute the method. | 09-11-2014 |
20140248108 | POSITIONING OF A MOTOR VEHICLE AND VEHICLE POWER SUPPLY BATTERY EXCHANGE - A positioning of a motor vehicle in absence of action of a motor or engine that drives the motor vehicle includes centering the vehicle transversely with respect to a longitudinal-vertical reference plane that is invariable in a fixed frame of reference until a center of a first axle of the vehicle coincides or more or less coincides with the reference plane whatever the gauge width of the first axle of the vehicle. | 09-04-2014 |
20140244186 | METHOD FOR ESTIMATING THE ROLLING RESISTANCE OF A VEHICLE WHEEL - A method for estimating rolling resistance of a wheel of a moving vehicle, the vehicle including at least two wheels fitted with tires, the method including: measuring or estimating a value of angular velocity Ω of rotation of at least one wheel; and measuring or estimating a value of torque T applied to the wheel; the method using an observer of dynamics of the wheel that is based on a sliding mode control theory, in which input signals are the value of the angular velocity Ω of the wheel and the value of the torque T applied to the wheel. | 08-28-2014 |
20140242971 | ACCESS AND CUSTOMIZATION OF A MOTOR VEHICLE BY TELEPHONE - Method for accessing a motor vehicle ( | 08-28-2014 |
20140236423 | METHOD FOR ASSISTING A USER OF A MOTOR VEHICLE, MULTIMEDIA SYSTEM, AND MOTOR VEHICLE - A method for assisting a user of a motor vehicle, including: acquiring parameters associated with a context in which the motor vehicle is being used; developing a list of suggested actions; selecting a suggested action from among the list of suggested actions in accordance with the context in which the motor vehicle is being used; and transmitting the selected suggested actions to the user via a man/machine interface. A multimedia system, a motor vehicle, and a computer medium can implement the method. | 08-21-2014 |
20140234537 | METHOD FOR MANUFACTURING AN ELECTRODE, AND INK FOR AN ELECTRODE - The invention relates to a method for fabricating an electrode which includes coating of an aqueous ink over the whole or part of a current collector followed by drying of said ink. The aqueous ink is produced by acidification of an aqueous dispersion including an electrochemically active material having a titanium and lithium oxide base until a pH value comprised between 9.0±0.1 and 10.0±0.1 is obtained. The invention also relates to an aqueous ink for an electrode including an electrochemically active material having a titanium and lithium oxide base and having a pH between 9.0±0.1 and 10.0±0.1, preferably equal to 10±0.1. | 08-21-2014 |
20140230530 | DIAGNOSTICS METHOD AND SYSTEM FOR A POWER PLANT HAVING TWO STAGED TURBOCOMPRESSORS - A diagnostics method and system for a power plant including at least one low-pressure turbocompressor and at least one high-pressure turbocompressor, the turbocompressors being staged and supplying an internal combustion engine, the power plant being fitted to a motor vehicle. The method includes determining a mode of operation of the power plant, determining a power of the high-pressure turbine based on a first set of data and based on the mode of operation, determining the power of the high-pressure turbine based on a second set of data, determining a failure criterion as being the ratio between the power of the high-pressure turbine dependent on the first set of data and the power of the high-pressure turbine dependent on the second set of data, and comparing the failure criterion against stored values to determine whether there is a failure. | 08-21-2014 |
20140217980 | METHOD OF MONITORING THE CAPACITIVE FILTER OF A BATTERY CHARGER - A device for charging a battery, or a battery of an electric traction automotive vehicle, based on a three-phase or single-phase power supply network, including a filtering stage including a capacitive assembly and configured to be connected to the power supply network. The device includes a mechanism to monitor capacitive assembly and to detect a deviation in value of the capacitance of at least one capacitor of the capacitive assembly on the basis of voltages and currents measured across the input terminals of the filtering stage. | 08-07-2014 |
20140216682 | COOLING SYSTEM FOR AN ELECTRICALLY DRIVEN VEHICLE - A cooling system for an electrically driven motor vehicle, including a central computing unit, a cooling circuit including at least a pump for circulation of a coolant fluid, a solenoid valve, and a radiator. The cooling circuit is configured for cooling a battery charger and an electrical motor connected to an electronic control device. The central computing unit is configured to manage activation of each pump, including potential faults of each of the pumps. | 08-07-2014 |
20140214298 | METHOD FOR CONTROLLING AT LEAST ONE MEANS FOR RECUPERATING THE ENERGY GENERATED UNDER BRAKING OF A MOTOR VEHICLE - The invention relates to a method for controlling a vehicle ( | 07-31-2014 |
20140210411 | COMPENSATION SYSTEM AND METHOD FOR A BATTERY CHARGER ON BOARD A VEHICLE - A compensation system for compensating for a leakage current of an electric battery charger on board a vehicle and connected to a power supply network by an electrical ground, by a neutral phase and by at least one phase other than the neutral phase, a residual current differential protection device being interposed between the battery charger and the power supply network, a leakage current flowing from the battery charger to the power supply network on the electrical ground. The compensation system includes a compensation mechanism for compensating for a leakage current and configured to emit, on the electrical ground, a compensation current of same amplitude as the leakage current and of a phase that is the opposite of phase of the leakage current. | 07-31-2014 |
20140210409 | METHOD FOR CONTROLLING SWITCHES OF A CURRENT RECTIFIER CONNECTED TO AN ON-BOARD CHARGER - A method for controlling switches of a current rectifier installed on a motor vehicle, including: determining a neutral point current intensity required at an output of the rectifier; determining current vector coordinates making it possible to obtain the neutral point current in a Fresnel space including six sectors defined by six remarkable vectors; determining a half-sector including the current vector among twelve half-sectors forming the Fresnel space; determining a weighted vectorial combination of two remarkable vectors defining the Fresnel sector making it possible to obtain the current vector; switching the current rectifier switches to obtain the current vector in accordance with the weighting coefficients; and obtaining a free-wheel vector for remaining time of a cutting period minimizing voltage differences between the ground and the voltage rectifier during transition from one switching to another. | 07-31-2014 |
20140210216 | CONTROL DEVICE FOR A HYBRID VEHICLE - A control device for a hybrid vehicle has an engine, a starter motor that starts the engine, a driving motor that transmits a motor torque to the engine and a drive wheel, a starting motor selective control unit that starts the engine using the starter motor in response to a driving force request by a driver of the hybrid vehicle during a selected mode of operation in which the driving motor serves as the driving source, and that starts the engine using the driving motor in response to a system request. | 07-31-2014 |