Patent application number | Description | Published |
20090218531 | DEVICE AND METHOD FOR CONTROLLING A VALVE WITH CONSUMABLE ENERGY MONITORING - The invention relates to a device for controlling a valve (1) between an opened position and a closed position, that includes a valve actuation organ (8), an elastic system (17, 20) for oscillating the actuation organ between two end positions, at least one electromagnet (14, 15) associated with a control unit (23) for attracting the actuation organ towards its end positions, wherein the control unit supplies power to the electromagnet for attracting the actuation organ into a first end position when the required energy amount is at most equal to a threshold and for allowing the actuation organ to move back to the other end position when this amount is higher than the threshold. The invention also relates to a control method. | 09-03-2009 |
20090276146 | METHOD FOR THE INDIVIDUAL CONTROL OF A SET OF VALVE ACTUATORS BY THE ECU - The invention relates to a system for controlling a thermal engine with valves, that comprises an engine control unit ( | 11-05-2009 |
20100018481 | VALVE CONTROL SYSTEM WITH MALFUNCTION DETECTION - The invention relates to a valve control system for an engine including at least one cylinder ( | 01-28-2010 |
20110178696 | CONTROL UNIT FOR ONE OR MORE ELECTROMAGNETIC ACTUATORS OF A HEAT ENGINE VALVE, AND DIFFERENT ASSEMBLIES OF SUCH CONTROL UNITS AND SUCH ELECTROMAGNETIC ACTUATORS - The invention relates to a control unit ( | 07-21-2011 |
20110221363 | COMBINED ELECTRIC DEVICE FOR POWERING AND CHARGING - The invention relates to a combined method and device for powering and charging, wherein said device comprises an AC motor ( | 09-15-2011 |
20130342135 | COMBINED ELECTRIC DEVICE FOR POWERING AND CHARGING - The invention relates to a combined method and device for powering and charging, wherein said device comprises an AC motor ( | 12-26-2013 |
Patent application number | Description | Published |
20140042807 | CHARGE TRANSFER DEVICE AND ASSOCIATED MANAGEMENT METHOD - The present invention relates to a method of managing a charge transfer between, on the one hand means of accumulation ( | 02-13-2014 |
20140292243 | POWER MODULE AND ELECTRIC DEVICE FOR THE COMBINED POWERING AND CHARGING OF AN ACCUMULATOR AND A MOTOR RESPECTIVELY - The invention relates to a power module ( | 10-02-2014 |
20150022153 | DETECTION OF A LEAKAGE CURRENT COMPRISING A CONTINUOUS COMPONENT IN A VEHICLE - The invention relates to a device for detecting a leakage current, comprising means ( | 01-22-2015 |
20150180462 | DEVICE FOR CONTROLLING AT LEAST ONE TRANSISTOR - A device for controlling at least one transistor is disclosed. The device includes the transistor, which includes a control electrode and two other electrodes, a main control circuit connected to the control electrode of the transistor and configured to control the state of the transistor in a main operating mode, and an auxiliary control circuit configured to inject, in an auxiliary operating mode. An auxiliary current opposed to the current flows between the main control circuit and, the control electrode of the transistor. | 06-25-2015 |
20150311807 | POWER SUPPLY AND METHOD FOR CONTROLLING A POWER SUPPLY - A power supply having a transformer, a magnetizing current regulation circuit, and a device for controlling the regulation circuit intended to switch the regulation circuit alternately from the magnetizing state to the demagnetizing state is disclosed. The control device is intended to prolong the magnetization phase for a magnetization time (T | 10-29-2015 |
20150381076 | ELECTRICAL ARCHITECTURE FOR CONVERTING DC VOLTAGE INTO AC VOLTAGE, AND VICE VERSA - An electrical architecture ( | 12-31-2015 |
Patent application number | Description | Published |
20110316454 | ALTERNATING-CURRENT ELECTRIC MOTOR OF A COMBINED ELECTRIC DEVICE FOR POWERING AND CHARGING - The present invention relates to an alternating-current electric motor of a combined electric device for powering and charging, the said electric motor being formed by a stator connected to an electricity network of which the number of phases is lower than the number of phases of the said motor, the said charging current of the said network being injected via a connection point dividing each phase of the said stator connected to a phase of the said network into two half-windings, the said motor being characterized in that each half-winding of a phase comprises a plurality of coils wired together so as to reduce the magnetic linkage of each half-winding at the said connection point so that there exists an apparent non-zero inductance at the said connection point in charging mode of the said device. | 12-29-2011 |
20110316462 | ELECTRIC DEVICE FOR DRIVING MECHANICAL EQUIPMENT AND ASSOCIATED METHOD - The present invention relates to an electric device for driving mechanical equipment comprising an alternating current motor and an inverter, the said inverter comprising, for each phase of the said motor, an H bridge structure comprising four switching elements distributed over two branches connecting two terminals of the said H bridge structure and intended to supply the winding of the said at least one phase of the motor, the said winding being a winding with a mid point and the said electric device being characterized in that it also comprises, for each phase of the said motor, an energy storage unit, in particular a supercondenser, connected, on the one hand, to the mid point of the winding of the concerned phase of the motor and, on the other hand, to a terminal of the H bridge structure supplying the said winding. | 12-29-2011 |
20110316464 | ELECTRIC DEVICE COMPRISING AN ALTERNATING CURRENT ELECTRIC MOTOR AND A CONTROL INVERTER AND A METHOD FOR MEASURING THE ELECTROMOTIVE FORCE OF THIS DEVICE - The invention relates to an electric device ( | 12-29-2011 |
20110316465 | CONTROLLING METHOD OF SWITCHES OF SWITCHING ARMS, NOTABLY FOR CHARGING ACCUMULATION MEANS, AND CORRESPONDING CHARGING DEVICE - The present invention relates to a method for charging accumulation means via an external electrical network via at least a first (A) and a second (B) switching arm respectively comprising two switches ( | 12-29-2011 |
20110316481 | METHOD FOR CONTROLLING SWITCHES OF SWITCHING ARMS, IN PARTICULAR IN VIEW OF CHARGING ACCUMULATION MEANS, AND CORRESPONDING CHARGING DEVICE - A method for charging accumulation means configured by an electric charging device is disclosed. The charging device includes switching arms respectively including a first switch and a second switch. The method involves ordering a predetermined number of first switches to close respectively for an associated closure time, and on each opening of a first switch that was previously closed, another first switch is ordered to close for an associated closure time, so that a constant number of first switches are closed at a same time. | 12-29-2011 |
20120019173 | METHOD AND ELECTRIC COMBINED DEVICE FOR POWERING AND CHARGING WITH COMPENSATION MEANS - The invention relates to a combined device and method for powering and charging, that comprises an AC motor ( | 01-26-2012 |
20120061598 | METHOD OF CONTROLLING AN ACTUATOR HAVING A MOVABLE MEMBER WITH POSITIONAL FEEDBACK CONTROL - A valve actuator for a combustion engine has a movable member for collaborating with a stem of a valve, and an electromagnetic device with a permanent magnet associated with a resilient device for moving the movable member between an extreme valve-closed position and an extreme valve-open position. A method of controlling the valve actuator has the steps of determining a clearance range between the movable member and the valve stem during the movement of the movable member between the extreme closed and open positions, determining, in the clearance range, intermediate positions reached by the movable member as a function of different values of an electrical control parameter of the electromagnetic device, and using positional feedback control to control the electromagnetic device, using one of the intermediate positions as a setpoint value, according to the desired performance of the actuator. | 03-15-2012 |
20120217948 | ENERGY CONVERSION DEVICE AND RELATED DISTRIBUTION METHOD - A method for distributing the total power of an energy conversion device between at least two converters in the energy conversion device is disclosed. The sum of the conversion powers of the converters is the total power of the conversion device. The energy conversion device converts energy between a first electrical entity and a second electrical entity, where the two converters correspond to at least two portions of a ring, the portions being proportional to a predetermined power value of the respective converters thereof, the combination of the at least two portions forming the whole ring. The total power of the conversion device corresponds to an arc of the ring between the positions of a first slider and a second slider moveable around the ring, and the distribution of power between the converters is determined by the positions of the first and second sliders. | 08-30-2012 |
20150078051 | METHOD FOR REDUCING THE COMMON MODE CURRENT - A method is disclosed for reducing the common mode current flowing between the internal ground of an electrical circuit in an automotive vehicle, and the earth, when electric power is exchanged between an electric power storage unit of the electrical circuit and an electric power source external to the circuit. An electronic component is used to apply an electrical quantity as a function of the common mode current to an injection point in the circuit in order to reduce the common mode current. The value of the common mode current is obtained using a measuring device having a magnetic torus configured to be traversed by an electric line by which the electric power is exchanged, the electric line forming a primary winding, a secondary winding, wound about said torus for generating a magnetic flux on the basis of a reference current, and an oscillator for generating the reference current through the secondary winding. | 03-19-2015 |
20150316948 | METHOD FOR DISTRIBUTING THE TOTAL CONVERSION POWER BETWEEN THE CONVERTERS OF A MULTIPLE-CONVERTER CONVERSION DEVICE - The invention relates to a method for distributing the total power of an energy conversion device between at least two converters in said energy conversion device,
| 11-05-2015 |
20150375629 | METHOD AND ELECTRIC COMBINED DEVICE FOR POWERING AND CHARGING WITH COMPENSATION MEANS - A combined power supply and charging method includes controlling switching from a motor power supply mode to an energy storage charging mode on an electrical network and vice versa, and compensating for magnetic fields during the energy storage charging mode in order to limit or eliminate movements of a rotor of the motor. | 12-31-2015 |