52nd week of 2017 patent applcation highlights part 31 |
Patent application number | Title | Published |
20170370259 | NOx REDUCTION SYSTEM - A system and method for reducing the nitrogen oxides found in the exhaust produced by a vehicle engine, the system comprising a NOx trap and a first adding means for adding a reducing agent to the exhaust gas. The first adding means is positioned downstream of the engine and either upstream of or within the NOx trap. | 2017-12-28 |
20170370260 | UREA DEPOLLUTION CIRCUIT COMPROMISING A DOUBLE-SEAT VALVE SELECTIVELY ENSURING THE DEGRASSING OR THE RECIRCULATION OF THE AQUEOUS UREA SOLUTION - The invention concerns a circuit intended to transfer, by means of a pump, first fluid, such as an aqueous urea solution, from a reservoir to an injector, said circuit also containing a second fluid, such as air, and said circuit comprising, downstream of the pump and of the reservoir, a downstream circuit portion which includes, on the one hand, a main branch which leads to the injector and, on the other hand, bypass branch which returns to the reservoir and which is provided with a double-seat valve designed to selectively and automatically adopt: purge configuration allowing to purge the second fluid through the valve out of the main branch, a pressurized supply configuration allowing to direct the first fluid to the injector under a predetermined working pressure, and a recirculation configuration allowing a recirculation through the bypass branch, and to the reservoir, of the first fluid coming from said reservoir. | 2017-12-28 |
20170370261 | METHOD AND APPARATUS FOR CONTROLLING REDUCTANT INJECTION INTO AN EXHAUST GAS FEEDSTREAM OF AN INTERNAL COMBUSTION ENGINE - An exhaust aftertreatment system including a selective catalytic reduction device (SCR), a NOx sensor and a reductant injection system is described. A method for controlling the reductant injection system to inject reductant into the exhaust gas feedstream upstream relative to the SCR includes monitoring engine operation, and determining an initial reductant dosing rate responsive to the engine operation. A dosing perturbation is induced in the reductant dosing rate. The exhaust gas feedstream is monitored via the NOx sensor, and a reductant dosing correction term is determined based upon the monitoring. A final dosing rate for controlling the reductant injection system is determined based upon the initial reductant dosing rate, the dosing perturbation, and the reductant dosing correction term | 2017-12-28 |
20170370262 | COMPACT SIDE INLET AND OUTLET EXHAUST AFTERTREATMENT SYSTEM - An exhaust aftertreatment assembly and method of manufacturing and operating an exhaust aftertreatment assembly. An exhaust aftertreatment assembly includes an aftertreatment housing and an inlet conduit coupled to the aftertreatment housing at an inlet port so as to transfer exhaust gas into the aftertreatment housing. An inlet chamber is positioned in the aftertreatment housing. The inlet chamber is fluidly coupled to the inlet port of the aftertreatment housing to receive the exhaust gas from the inlet conduit. | 2017-12-28 |
20170370263 | REDUCTANT INJECTION IN EXHAUST MANIFOLD - An aftertreatment system comprises a first passageway having a first temperature and a second passageway having a second temperature different than the first temperature. A turbine is disposed downstream from the first passageway and upstream from the second passageway. The turbine is in fluidic communication with the first passageway and the second passageway. The turbine is structured to receive an exhaust gas from the first passageway, generate energy using the exhaust gas flowing through the turbine and communicate the exhaust gas to the second passageway. The aftertreatment system also includes an insertion device structured to insert an exhaust reductant into the first passageway. A selective catalytic reduction system is configured to receive the exhaust gas from the second passageway and treat the exhaust gas. The first temperature can be higher than the second temperature. | 2017-12-28 |
20170370264 | METHOD AND DEVICE FOR CONTROLLING AND/OR MONITORING THE FUNCTION OF A SECONDARY AIR SUPPLY IN AN EMISSION CONTROL SYSTEM - In a method and device for controlling and/or monitoring the function of a secondary air supply in an emission control system of an internal combustion engine, the emission control system includes at least two catalytic converters situated in succession in an exhaust duct, it being possible for the second catalytic converter to be implemented as a combination of catalytic converter and particulate filter. For a secondary air diagnosis and for secondary air control, a two-point lambda probe is situated, with respect to a direction of flow of exhaust gas, downstream of the first catalytic converter. Measures are applied for compensating tolerance and aging effects of the two-point lambda probe. This results in particular in cost advantages in emission control systems for fulfilling stricter emission requirements. In particular, this makes it possible to operate the particulate filter in optimized fashion. | 2017-12-28 |
20170370265 | HIGH PRESSURE HOT AIR HEATER - A flameless industrial air heater comprising: a combustion engine having a drive shaft and a combustion exhaust gas conduit to direct hot exhaust gases away from the engine; a mixing chamber having an air inlet and being in fluid communication with the exhaust gas conduit to mix the hot exhaust gasses with air flowing into the mixing chamber to produce a warmed air stream; and a compressor connected to the drive shaft and being driven thereby, the compressor being downstream of the mixing chamber to receive the warmed air stream and to pressurize the warmed air stream for delivery to applications requiring heating. | 2017-12-28 |
20170370266 | EXHAUST TREATMENT DEVICE FOR DIESEL ENGINE - An exhaust treatment device for a diesel engine is provided, which includes a parked regeneration requirement notification component and a parked regeneration start operation component. A regeneration process of the diesel particulate filter (DPF) includes an automatic regeneration process and a parked regeneration process. The automatic regeneration process is automatically started when an estimation value of particulate material (PM) accumulated in the DPF reaches a predetermined automatic regeneration start determination value. The parked regeneration process is performed when first and a second conditions are satisfied. The first condition is that a parked regeneration requirement notification component performs a notification of a parked regeneration requirement when a number of cancellations of the automatic regeneration process reaches a predetermined value. The second condition is that the parked regeneration start operation component is subjected to a start operation during a parked state in which an engine equipped machine is neither traveling nor working. | 2017-12-28 |
20170370267 | METHOD AND CONTROL DEVICE FOR CORRECTING AN OUTPUT SIGNAL OF AN EXHAUST GAS SENSOR - A method and control device for correcting an output signal of an exhaust gas sensor in an exhaust gas conduit of an internal combustion engine, a secondary air delivery system for delivering air into the exhaust gas conduit being associated with the exhaust gas conduit upstream from the exhaust gas sensor in the flow direction of the exhaust gas. During a measurement of the output signal of the exhaust gas sensor, air is delivered to the exhaust gas conduit via the secondary air delivery system during a correction phase by way of which a correction of the output signal of the exhaust gas sensor is derived. In this operating mode, a defined oxygen content exists in the gas mixture surrounding said sensor, so that the output signal can be compared with reference values. | 2017-12-28 |
20170370268 | METHOD AND DEVICE FOR MONITORING THE OPERABILITY OF AN EMISSION CONTROL SYSTEM - In a method and a device for monitoring the operability of an emission control system of an internal combustion engine, at least two catalytic converters are situated in succession in an exhaust duct. For tracking control, breakthrough detection for diagnosing the first catalytic converter, and for a second balancing for the storage capacity of oxygen or rich gas of the second catalytic converter, a two-point lambda probe be used and, for the latter, tolerance and aging effects are compensated. This results in particular in cost advantages in emission control systems for fulfilling stricter emission and diagnostic requirements. | 2017-12-28 |
20170370269 | SYSTEM AND METHOD OF DETECTING AN OBSTRUCTED PRESSURE LINE IN A DIESEL EXHAUST FLUID DELIVERY SYSTEM - A method and system for detecting whether a pressure line in a diesel exhaust fluid (DEF) delivery system has an obstruction. The system includes an electronic control unit with an electronic processor that is configured to receive an unfiltered pressure signal from a pressure sensor; to electronically filter the unfiltered pressure signal to determine a dosing pressure signal; to determine an integrated value based on the dosing pressure signal; and to determine whether the pressure line is obstructed by comparing the integrated value with a predetermined threshold. | 2017-12-28 |
20170370270 | WATER INGRESS PREVENTING STRUCTURE FOR TAILPIPE - Disclosed is a water ingress preventive structure for a tailpipe which discharges exhaust gas outside of a vehicle at a terminal of an exhaust passage system. A curved shape is imparted to the tailpipe. A partition is mounted on an inner periphery of a curved portion outward of a curved direction so as to be gradually spaced apart from the inner periphery toward downstream in a direction of flow of the exhaust gas. Thus, a dead end portion is defined by the partition and the inner periphery of the curved portion outward of the curved direction. | 2017-12-28 |
20170370271 | EXHAUST SIDE BLOCK INSERT, CYLINDER BLOCK ASSEMBLY INCLUDING THE SAME, AND HEAT MANAGEMENT SYSTEM OF ENGINE INCLUDING THE SAME - A cylinder block assembly may include a cylinder block, a cylinder body disposed in the cylinder block, with a plurality of cylinder bores formed in the cylinder body, a fluid jacket, which is formed between an inner circumferential surface of the cylinder block and an outer circumferential surface of the cylinder body, and through which coolant flows, and a block insert disposed in the water jacket and configured to guide a flow of coolant, wherein the cylinder block may include a second block coolant outlet, which is formed at a second side in a surface of an exhaust side of the cylinder block, and through which the coolant in the water jacket is discharged, and wherein the exhaust side may include a side at which combustion gas is exhausted out of the cylinder body. | 2017-12-28 |
20170370272 | ENGINE COOLING DEVICE - An engine cooling device includes a heater circulation passage including an exhaust-side channel and a heater channel, the exhaust-side channel extending through an exhaust port-side portion of a cylinder head, the heater channel extending through a heater core; an auxiliary device circulation passage including a main channel and an auxiliary device channel, the main channel extending through a portion of the cylinder head other than the exhaust port-side portion, the auxiliary device channel extending through an auxiliary device; a temperature detecting portion configured to detect a temperature of an engine; and a channel switching valve configured to perform connection between the main channel and the auxiliary device channel and connection between the heater circulation passage and the auxiliary device circulation passage depending on the detected temperature falling within one of three temperature ranges. | 2017-12-28 |
20170370273 | PISTON COOLING FOR OPPOSED-PISTON ENGINE - Pistons for opposed-piston engines include an interior annular cooling gallery. The gallery is provided with inlet and drain passageways constructed to shield a jet of liquid coolant entering the gallery, thereby reducing interference between the incoming jet and liquid coolant circulating in the gallery. | 2017-12-28 |
20170370274 | COOLANT PUMP WITH INTEGRATED CLOSED-LOOP CONTROL - A coolant pump for an internal combustion engine (ICE) in a vehicle with a central engine control, having a pump shaft that drives an impeller for pumping a coolant. An axial piston pump operated via a wobble plate on a rear face of the impeller, conducts part of the pumped coolant away to a hydraulic circuit that extends from the axial piston pump via a proportional valve back to the pumped coolant and has a branch-off between the axial piston pump and the proportional valve as the hydraulic actuator. A regulating slide valve adjusts coolant volume flow of depending on pressure in the hydraulic circuit. A sensor detects a parameter characteristic of the coolant volume flow and outputs an actual value signal. A dedicated pump control controls the proportional valve based on the actual value signal of the sensor and a desired value signal of the central engine control. | 2017-12-28 |
20170370275 | SPLIT COOLING SYSTEM OF INTERNAL COMBUSION ENGINE - A split cooling system of an internal combustion engine may include a water pump configured to circulate cooling water; a cylinder head and a cylinder block configured to be supplied with the cooling water from the water pump; an integrated flow control valve configured to include an inlet provided to be supplied with the cooling water of the cylinder head and a plurality of valves that are configured to be opened or closed to distribute the cooling water introduced through the inlet to an oil heat exchanger, a heater core, and a radiator; and a split cooler configured to be mounted at the cylinder block to provide a split cooling channel in the cylinder block and the cylinder header. | 2017-12-28 |
20170370276 | ESTIMATOR AND ESTIMATOR SYSTEM - An estimator includes a model unit that calculates a state quantity by using an input signal and a relational expression that expresses a target model, a correction signal measurement sensor that measures a correction signal for correcting the state quantity, a correction unit that outputs a value for correcting the state quantity based on the correction signal to the model unit, and a model changing unit that changes the model unit in accordance with an oil flow related value that relates to a change of flow of cooling oil. The correction signal measurement sensor is arranged to be in contact with a metal member that includes a coil conductive wire that constitutes the stator coil, a terminal connected to the coil conductive wire, and a power line connected between the coil conductive wire and the terminal, at a point on which no cooling oil drops. | 2017-12-28 |
20170370277 | INTERNAL COMBUSTION ENGINE, COMBUSTION SYSTEMS, AND RELATED METHODS AND CONTROL METHODS AND SYSTEMS - Embodiments disclosed herein relate to internal combustion engines, combustion systems that include such internal combustion engines, and controls for controlling operation of the combustion engine. The internal combustion engine may include one or more mechanisms for injecting fuel, air, fuel-air mixture, or combinations thereof directly into one or more cylinders, and controls may operate or direct operation of such mechanisms. | 2017-12-28 |
20170370278 | TURBOCHARGER TURBINE STAGE VALVES CONTROLLED BY A SINGLE ACTUATOR - A turbocharger ( | 2017-12-28 |
20170370279 | MONO OR DUAL COAXIAL SLIDER VALVE FOR CONTROLLING A TWIN SCROLL TURBOCHARGER - A compact flow control valve capable of providing long service life in a very hostile environment. The valve is a mono or dual coaxial slider valve capable of controlling two different functions sequentially, at least one of the functions being controlled progressively. The flow control valve controls the fluid connection between two volutes ( | 2017-12-28 |
20170370280 | METHOD AND SYSTEMS FOR A TURBOCHARGER - Various methods and systems are provided for a detecting surge of a turbocharger in an engine system. In one example, system includes a turbocharger including a compressor coupled to a turbine and a controller and sensor system configured to detect a surge event of the turbocharger based on at least one of a rate of change of a pressure measured by sensors downstream of the compressor and a measured rate of change of turbine speed, store operational data associated with the surge event in memory of the controller, and determine a performance of the turbocharger based at least in part on one or more of a cumulative number of detected surge events, a magnitude of detected surge events, or associated operational data. | 2017-12-28 |
20170370281 | METHOD AND SYSTEM FOR FREEZING ALTERNATOR NODE ADDRESS - A vehicle system including a plurality of alternators with a common electrical connection interface having at least one connector and a digital communication connector through which a processor communicates with the alternators. Input signals received at the at least one connector are unique for each alternator under normal and unimpaired operating conditions. Upon wakeup of an alternator, the alternator assesses the input signals and whether the address of the alternator is frozen. If the address is not frozen, the status of at least one operating parameter is assessed to determine if a predefined requirement is satisfied. If the predefined requirement is satisfied, the alternator is assigned an address based upon the input signals at the at least one connector and the address is frozen. The alternator can detect faults by determining if the input signals at the least one connector agree with the frozen address of the alternator. | 2017-12-28 |
20170370282 | LINEAR PISTON ENGINE FOR OPERATING EXTERNAL LINEAR LOAD - A linear piston engine includes a housing having a combustion chamber located between opposing first and second piston chambers. A first piston assembly is located within the first piston chamber, and a second piston assembly is located within the second piston chamber. Each piston assembly includes a piston for reciprocating within the piston chamber. The piston is located adjacent to the combustion chamber. Each piston assembly also includes a crankshaft coupled to the piston for guiding the piston through a power stroke and a return stroke, and a linear output member coupled to the piston for providing a linear output motion based on reciprocating motion of the piston. | 2017-12-28 |
20170370283 | EXHAUST FRAME OF A GAS TURBINE ENGINE - The present application and the resultant patent provide an exhaust frame for a gas turbine engine. The exhaust frame may include an inner casing extending along a longitudinal axis of the exhaust frame, an outer casing positioned radially outward from the inner casing, a strut extending radially from the inner casing to the outer casing, and a relief groove defined in the inner casing or the outer casing and positioned about the strut. The present application and the resultant patent further provide a method for distributing stress concentrations in an exhaust frame of a gas turbine engine. | 2017-12-28 |
20170370284 | GAS TURBINE ENGINE - A gas turbine engine ( | 2017-12-28 |
20170370285 | GAS TURBINE ENGINE WITH HIGH SPEED LOW PRESSURE TURBINE SECTION - A compressor section is in fluid communication with a fan, which includes a first compressor section and a second compressor section. A turbine section includes a first turbine section driving the fan and the first compressor section and a second turbine section driving the second compressor section and the second compressor rotor. A first performance quantity is defined as a product of the first speed squared and the first area. A second performance quantity is defined as a product of the second speed squared and the second exit area. A performance ratio of the first performance quantity to the second performance quantity is between about 0.2 and about 0.8. A gear reduction is included between the first turbine section and the first compressor section. | 2017-12-28 |
20170370286 | Systems and Methods for Variable Water Injection Flow Control - Embodiments of the disclosure can include systems and methods for variable water injection flow control. For example, an operator of a gas turbine system may be enabled to adjust a water injection flow rate (and/or an inlet guide vein (IGV) and/or a firing temperature) of the gas turbine system to optimize performance during current conditions. In one embodiment, a provided method can include: receiving a water injection flow reference comprising one or more conditions of the gas turbine system; receiving water injection flow data from a sensor monitoring the gas turbine system; calculating a water injection flow rate value that characterizes one or more conditions based at least in part on the water injection flow reference and the water injection flow data; and adjusting a water injection flow rate of the gas turbine system to the calculated water injection flow rate value. | 2017-12-28 |
20170370287 | INLET PARTICLE SEPARATOR SYSTEM WITH PRE-CLEANER FLOW PASSAGE - An inlet particle separator system includes a shroud section and a hub section that is at least partly surrounded by the shroud section. The hub section is spaced apart from the shroud section. The inlet particle separator system also includes a flow passageway with an air inlet defined between the hub section and the shroud section. The flow passageway branches downstream of the air inlet into a main passage and a pre-cleaner passage. The main passage is defined between the hub section and the shroud section. The pre-cleaner passage includes a pre-cleaner inlet and extends at least partially through the hub section. Furthermore, the system includes a splitter that divides the main passage into scavenge and engine flow paths. The pre-cleaner inlet is partly defined by a first surface of the hub section. The first surface faces substantially in an upstream direction toward the air inlet. | 2017-12-28 |
20170370288 | OIL DISTRIBUTION SYSTEM AND TURBOMACHINE WITH AN OIL DISTRIBUTION SYSTEM - An oil distribution system for a casing having at least one component to be supplied with oil in the interior of the casing, where the oil can be fed into the interior of the casing by at least one distribution device and where during operation the oil is conveyed by a centrifugal force to the at least one component, including at least one seal, in particular a contact seal or labyrinth seal for sealing off the casing from the environment, with the at least one seal being designed and/or arranged in the oil distribution system such that during operation it releases, due to the centrifugal force, at least one sealing gap for pressure equalization to provide a connection between the interior of the casing and the environment. Furthermore, the invention relates to an aircraft engine. | 2017-12-28 |
20170370289 | GAS TURBINE AIR INJECTION SYSTEM CONTROL AND METHOD OF OPERATION - The present invention discloses a novel apparatus and methods for controlling an air injection system for augmenting the power of a gas turbine engine, improving gas turbine engine operation, and reducing the response time necessary to meet changing demands of a power plant. Improvements in control of the air injection system include ways directed towards preheating the air injection system, including using an gas turbine components, such as an inlet bleed heat system to aid in the preheating process. | 2017-12-28 |
20170370290 | GAS TURBINE ENGINE - An aircraft gas turbine engine includes a fan arranged to be driven by a gas turbine engine core. The core includes a first core module including a first compressor and a fan drive turbine interconnected by a first shaft, and a second core module including a second compressor and a second turbine interconnected by a second shaft, the first and second core modules being axially spaced. The gas turbine engine further includes an intercooler arrangement configured to cool core airflow between the first and second compressors, the intercooler arrangement including a cooling air duct provided in heat exchange relationship with a compressor duct provided between the first and second compressors, the cooling air duct including a fan air inlet configured to ingest fan air downstream of the fan, wherein the cooling air duct includes a flow modulation valve configured to modulate air mass flow through the fan air inlet. | 2017-12-28 |
20170370291 | SYSTEM AND METHOD OF COOLING A TURBINE ENGINE - A cooling system for use with a turbine engine. The system includes a coolant reservoir configured to store cooling fluid therein, and a cooling device coupled in flow communication with the coolant reservoir, wherein the cooling device is configured to cool heated components of the turbine engine with the cooling fluid. The system further includes a first valve configured to control flow of the cooling fluid from the coolant reservoir towards the cooling device, and a controller coupled in communication with the first valve. The controller is configured to monitor an operational status of the turbine engine, and actuate the first valve into an open position after the turbine engine has been shut down such that the cooling fluid cools the heated components. | 2017-12-28 |
20170370292 | ACCESSORY MOUNTING FOR A GAS TURBINE ENGINE - A gas turbine engine assembly is connected to a pylon for mounting the gas turbine engine to an aircraft. The assembly has a frame supporting at least one accessory independently of the gas turbine engine. Frame is attached to the pylon at forward and rearward engine mounting locations. The frame includes at least one hollow tube and at least one hollow tube is fluid tight. The one hollow tube is evacuated or contains pressurised fluid and a pressure sensor is provided to detect a change in pressure in the at least one hollow tube to determine if there is a leak in the at least one hollow tube and hence if the frame is damaged. This ensures that the frame may be repaired or replaced before there is a loss of operation of one or more of the accessories which may result in a failure of the gas turbine engine. | 2017-12-28 |
20170370293 | ACTIVE COMBUSTION CONTROL VALVE, SYSTEM AND METHOD - Various examples of an active combustion control valve, combustion systems, and method of controlling the flow of liquid fluid in a gas combustion system are described. In one aspect of the present invention, an active combustion control valve includes a core valve housing, an actuator, a valve seat in communication with the actuator, and a passageway in fluid communication with the core valve housing and the valve seat. The control valve is responsive to change in voltage applied to the actuator and is capable of a first condition permitting a first fluid flow through the passageway and a second condition permitting a second fluid flow through the passageway, the first fluid flow being different than the second fluid flow. The combustion control valve is small, robust, responsive and self-cooling to operate in severe thermal environment. | 2017-12-28 |
20170370294 | DEFORMABLE TURBINE BEARING MOUNT FOR AIR TURBINE STARTER - An air turbine starter includes a support structure and a turbine having a shaft and a rotor that extends away from the shaft in a radial direction. The air turbine starter also includes a mount structure that supports the turbine for rotation relative to the support structure. The mount structure is configured to transfer a force from the turbine to the support structure. The mount structure includes a deformable member that is configured to deform when the force exceeds a predetermined threshold. | 2017-12-28 |
20170370295 | JET ENGINE - A jet engine which includes: a fan provided with a plurality of stages of rotor blades; a compressor which compresses air which is sent from the fan; a combustor which generates combustion gas by using compressed air generated by the compressor; a turbine which generates a driving force from the combustion gas; and a nozzle which discharges the combustion gas, the jet engine further includes: a variable guide vane which is disposed upstream of the rotor blades of a second and later stage of the rotor blades of the fan and which adjusts an inlet angle of air flow against the second and later stage of the rotor blades; a fluid resistance adjusting device which adjusts a fluid resistance at the nozzle; and a controller which controls the variable guide vane such that the inlet angle at the time of cruise flight is smaller than the inlet angle at the time of acceleration and controls the fluid resistance adjusting device such that increase in the fluid resistance, due to an increase in a volume flow at an outlet of the fan corresponding to a reduction in the inlet angle, is suppressed. | 2017-12-28 |
20170370296 | INDUCTION SWITCHED RELUCTANCE MOTOR - A switched reluctance motor is disclosed. The switched reluctance motor includes a rotor, a stator, an air gap between the stator and the rotor, and a plurality of conductive elements. The plurality of conductive elements are disposed on the rotor. | 2017-12-28 |
20170370297 | GAS TURBINE LOWER HEATING VALUE METHODS AND SYSTEMS - A control system for a gas turbine includes a controller. The controller includes a processor configured to receive a plurality of signals comprising a temperature signal, a pressure signal, a speed signal, a mass flow signal, or a combination thereof, from sensors disposed in the gas turbine system. The processor is further configured to apply the plurality of signals as input to a heating value model. The processor is also configured to execute the heating value model to derive a heating value for a fuel combusted by the gas turbine system. The processor is additionally configured to control operations of the gas turbine system based on the heating value for the fuel. | 2017-12-28 |
20170370298 | Valve device in a motor vehicle - A valve device for a fuel cell arrangement in a motor vehicle includes: a housing; a flow channel extending in the housing; a flap configured to influence a flow cross-section in the flow channel; a shaft to which the flap is attached, the shaft being rotatably supported in the housing; a drive configured to drive the flap via the shaft; a valve seat arranged in the flow channel; and a seal including polytetrafluoroethylene (PTFE) arranged on a radially peripheral edge of the flap, the seal being configured to contact the valve seat with the flap In a closed position of the flap, so that the shaft passes through the flap at an angle. The seal includes a spring. | 2017-12-28 |
20170370299 | Valve device in a motor vehicle - A valve device includes: a housing; a flow channel extending in the housing; a shaft mounted rotatably in the housing, and having a screw bore having a shoulder; a flap, fastened to the shaft, the flap influencing a flow cross section in the flow channel; a screw having a collar, the screw fixedly attaching the flap to the shalt a drive driving the flap via the shaft; and a valve seat in the flow channel, the valve seating having a seal arranged on a radially circumferential edge of the flap, the seal being in contact with the valve seat in a closed position of the flap such that the shaft penetrates the flap at an angle. The collar contacts the shoulder such that, when the screw is tightened firmly, a transmission of force from the collar to the shaft takes place via the shoulder. | 2017-12-28 |
20170370300 | Method for Operating a Control Component of an Air Mass Flow Rate Controller and Control Component of an Air Mass Flow Rate Controller - A method for operating a control component of an air mass flow rate controller for a drive machine of a motor vehicle, with which an actuator moves a control element into a target position and the position of the control element is detected by a sensor element in communication with a controller. The method includes: switching, in a rest mode, the actuator to a de-energized state; detecting, by the sensor element, the position of the control element indirectly or directly; and driving, by the controller, the actuator to correct the position of the control element in the event of a detected change of the position of the control element. | 2017-12-28 |
20170370301 | DYNAMICALLY VARYING AN AMOUNT OF SLIPPAGE OF A TORQUE CONVERTER CLUTCH PROVIDED BETWEEN AN ENGINE AND A TRANSMISSION OF A VEHICLE - A system and method for dynamically varying an amount slippage of a Torque Converter Clutch (TCC) provided between an engine and a transmission of a vehicle in response to non-powertrain factors. By varying a slippage output signal, the amount of TCC slippage between the engine and the transmission can be adjusted. Small amounts of slippage, relative to large amounts of slippage, provide (a) improved vehicle fuel economy, but (b) induce more powertrain noise and vibration in the vehicle cabin. By dynamically adjusting the slippage, a tradeoff between improved fuel economy vs. a satisfying driver experience can be realized. | 2017-12-28 |
20170370302 | EXHAUST GAS CONTROL SYSTEM FOR INTERNAL COMBUSTION ENGINE AND CONTROL METHOD FOR INTERNAL COMBUSTION ENGINE - In the exhaust gas control system, the electronic control unit is configured to execute first air-fuel ratio control for controlling an air-fuel ratio of an air-fuel mixture in a part of cylinders to a lean air-fuel ratio and controlling an air-fuel ratio of an air-fuel mixture in the other part of the cylinders to a rich air-fuel ratio is executed. The electronic control unit is configured to execute second air-fuel ratio control to perform malfunction diagnosis. The electronic control unit is configured to execute second air-fuel ratio control when the execution of the first air-fuel ratio control is interrupted after the temperature of the three-way catalyst becomes equal to or higher than the diagnosis temperature. | 2017-12-28 |
20170370303 | AGRICULTURAL WORK MACHINE AND METHOD FOR OPERATING AN AGRICULTURAL WORK MACHINE - An agricultural work machine, such as a harvester, is disclosed. The agricultural work machine includes an internal combustion engine, at least one working assembly, and a regulating device. The internal combustion engine provides power to the working assembly, with the internal combustion engine being operated in different power settings, with a different performance characteristic in each of the different power settings. The regulating device causes automatic shifting of the internal combustion engine from one power setting to another in response to determining that the power requirements assigned to the working assembly change. The power settings may be assigned to different, pre-selectable power setting ranges, which may differ in terms of the highest respective power setting assigned thereto. Further, the regulating device may only cause shifting of the internal combustion engine between power settings in the respective pre-selected power setting range. | 2017-12-28 |
20170370304 | VEHICLE PROPULSION SYSTEM AND METHOD OF CONTROLLING THE SAME - A vehicle propulsion system includes a controller configured to generate a control signal that dictates operation of a propulsion system of a vehicle having an engine and an electrically driven superturbocharger or a turbo-compounding turbine. Responsive to determining that the vehicle is one or more of entering into or traveling within an airflow restricting area, the controller is configured to change the operation of the propulsion system of the vehicle by reducing a power output by the engine. The controller is configured to reduce the power output by the engine to increase a power output of the electrically driven superturbocharger or the turbo-compounding turbine to propel the vehicle through the airflow restricting area. | 2017-12-28 |
20170370305 | KNOCKING CONTROL METHOD - A knocking control method in a power generation system ( | 2017-12-28 |
20170370306 | SYSTEMS AND METHODS FOR TARGETED HEATING IN AN EVAPORATIVE FUEL VAPOR CANISTER PURGE - Methods and systems are provided for an ultrasonic wave generator within a vehicle emissions control system. In one example, a frequency of ultrasonic waves may be applied to a fuel vapor canister, the frequency adjusted in response to an estimate of hydrocarbon distribution within a vapor canister received from temperature and hydrocarbon sensor outputs. | 2017-12-28 |
20170370307 | ADVANCED EXHAUST GAS RECIRCULATION FUELING CONTROL - For exhaust gas recirculation (EGR) fueling control, at least one donor cylinder of a plurality of cylinders in an engine provides exhaust gas to an air intake for the plurality of cylinders. A fuel variable restriction initially provides fuel concurrent with an intake stroke for the at least one donor cylinder in response to a transition from withholding the fuel to the plurality of cylinders. | 2017-12-28 |
20170370308 | DYNAMIC SKIP FIRE OPERATION OF A GASOLINE COMPRESSION IGNITION ENGINE - A gasoline compression ignition engine is operated in two modes. In a one mode of operation the engine is operated with a firing fraction of one, corresponding to all of the cylinders being active, working cylinders. In a second skip fire mode of operation a firing fraction of less than one may be used under conditions, such as a low load condition, to improve efficiency. The skip fire mode of operation may also be selected in part based on other considerations, such as maintaining an exhaust temperature conducive for efficient catalytic converter operation or limiting cylinder output variability. | 2017-12-28 |
20170370309 | COORDINATION OF VEHICLE ACTUATORS DURING FIRING FRACTION TRANSITIONS - A variety of methods and arrangements are described for controlling transitions between firing fractions during skip fire and potentially variable displacement operation of an engine. In general, cam first transition strategies are described in which the cam phase is changed to, or close to a target cam phase before a corresponding firing fraction change is implemented. When the cam phase change associated with a desired firing fraction change is relatively large, the firing fraction change is divided into a series of two or more firing fraction change steps—with each step using a cam first transition approach. A number of intermediate target selection schemes are described as well. | 2017-12-28 |
20170370310 | AIR CHARGE ESTIMATION FOR USE IN ENGINE CONTROL - Methods, devices, estimators, controllers and algorithms are described for estimating working chamber air charge during engine operations. The described approaches and devices are well suited for use in dynamic firing level modulation controlled engines. Manifold pressure is estimated for a time corresponding to an induction event associated with a selected working cycle. The manifold pressure estimate accounts for impacts from one or more intervening potential induction events that will occur between the time that the manifold pressure is estimated and the time that the induction event associated with the selected working cycle occurs. The estimated manifold pressure is used in the estimation of the air charge for the selected working cycle. The described approach may be used to individually calculate the air charge for each induction event at any time that the engine is operating in a mode that can benefit from the individual cylinder air charge estimations. | 2017-12-28 |
20170370311 | METHOD AND SYSTEM FOR PRE-IGNITION CONTROL - Methods and systems are provided for improving the detection and mitigation of high speed pre-ignition. In one example, high speed pre-ignition is detected based on concurrent or sequential changes in an integrated knock sensor output in a knock window as well as a pre-ignition window. The high speed pre-ignition is addressed using cylinder fuel deactivation and/or engine load limiting to reduce the risk for run-away pre-ignition. | 2017-12-28 |
20170370312 | METHOD FOR OPERATING A DRIVE TRAIN FOR A MOBILE VEHICLE - With a torque-controlled internal combustion engine and a variable-speed transmission having fixed shift gear ratios, during a shift, the internal combustion engine is controlled in such manner that the drive output torque of the transmission remains the same before and after the shift. | 2017-12-28 |
20170370313 | AIR-FUEL RATIO CONTROLLER OF INTERNAL COMBUSTION ENGINE AND METHOD FOR CONTROLLING AIR-FUEL RATIO OF INTERNAL COMBUSTION ENGINE - An air-fuel ratio controller of an internal combustion engine includes an open-loop processor setting a base injection amount, a feedback processor calculating a feedback operation amount, an increase processor performing an increase correction on the base injection amount when a temperature of the internal combustion engine is a specified temperature or lower, an operation processor operating a fuel injection valve based on the corrected base injection amount and that is corrected using the feedback operation amount and a learning value, and an update processor updating the learning value. If the increase processor performs the increase correction, the update processor updates the learning value to increase an increase correction rate of the base injection amount when a temperature of the cylinder wall surface is high. | 2017-12-28 |
20170370314 | CONTROL APPARATUS FOR INTERNAL COMBUSTION ENGINE - An internal combustion engine has a humidity sensor that is disposed in an intake passage of the internal combustion engine, a temperature sensor configured to detect an intake air temperature in a position of the humidity sensor, and a controller configured to correct an offset error of the sensor value by adding a correction value to the sensor value. The controller is configured to acquire the intake air temperatures respectively at a plurality of timings in a process of the intake air temperature changing, acquire the sensor values at the respective plurality of timings, calculate values excluding influences of temperature differences of the intake air temperatures from the respective sensor values as humidity index values respectively, and determine a correction value so that a variation degree of the humidity index values becomes small. | 2017-12-28 |
20170370315 | Exhaust Gas System with a Gas Sensor, in Particular with a Particle Sensor - An exhaust gas system includes an exhaust gas pipe through which exhaust gas flows in a flow direction and which has a pipe wall. A flange is arranged in the pipe wall and has a passage opening provided with an internal thread. A gas sensor, in particular a particle sensor, is provided for sensing the concentration of soot particles contained in the exhaust gas and has a threaded housing portion that is provided with an external thread and is screwed into the passage opening. An annular gap is produced between a radial outer face of the threaded housing portion and a passage-opening inner circumferential portion which protrudes into the interior of the exhaust gas pipe. The flange has a flow guiding element which extends over a downstream part of the circumference of the threaded housing portion and which is provided for limiting or largely preventing a flow around the gas sensor in the annular gap. | 2017-12-28 |
20170370316 | METHOD FOR KNOCK CONTROL IN AN INTERNAL COMBUSTION ENGINE - A method for carrying out the operation of an internal combustion engine, wherein liquid fuel injection amounts are injected at cylinders of a group of cylinders of the internal combustion engine in the context of injection events, wherein in a first step, a first cylinder of the group with the strongest knocking tendency over a time period is determined, and in a second step an injection correction occurs such that the injection events at the first determined cylinder can be sequentially reduced in their injection duration or injection amount by a first correction value, while the injection duration or injection amount of the injection events at the other cylinders of the group are sequentially increased by a second correction value. | 2017-12-28 |
20170370317 | ABNORMALITY DIAGNOSIS DEVICE FOR PM SENSOR - A PM sensor is arranged downstream of a one-side blocked filter that collects a particulate matter in exhaust gas of an engine, and first and second sensor abnormality diagnoses are executed based on output of the PM sensor. In the first sensor abnormality diagnosis, a filter-outflow PM amount (an amount of the PM flowing out from the one-side blocked filter) is estimated based on a working condition of the engine and a PM collection rate of the one-side blocked filter, and an occurrence of output abnormality of the PM sensor is determined by comparing a sensor-detection PM amount (an amount of the PM detected based on the output of the PM sensor) with the filter-outflow PM amount. In the second sensor abnormality diagnosis, an engine discharging PM amount (an amount of the PM discharged from the engine) is estimated based on a working condition of the engine, and an occurrence of output abnormality of the PM sensor is determined by comparing an increasing rate of the output of the PM sensor with an increasing rate of the engine discharging PM amount. | 2017-12-28 |
20170370318 | CONTROL DEVICE FOR DIESEL ENGINE - When a diesel engine is determined to be in a motoring state, a hysteresis zero angle H | 2017-12-28 |
20170370319 | METHODS AND SYSTEMS FOR POWER TAKE OFF DEVICE TORQUE DELIVERY - Methods and systems are provided for controlling a vehicle engine to deliver desired torque to a power take off device coupled to the engine. In one example, the method may include, learning a filtered PTO torque demand during vehicle acceleration, and steady state operation, and during transition in engine states using the learned PTO torque demand to adjust engine speed in order to deliver a desired engine torque output for optimal operation of the PTO device. | 2017-12-28 |
20170370320 | AIR-FUEL RATIO CONTROL APPARATUS AND METHOD FOR INTERNAL COMBUSTION ENGINE - An engine includes a first injection valve, which is one of port and direct injection valves, and a second injection valve, which is the other. When operating only the first injection valve based on a base injection amount, which has been corrected using a feedback operation amount and a first learning value, an air-fuel ratio control apparatus updates the first learning value and determines that the first learning value has converged on condition that a correction ratio of the base injection amount is not more than a predetermined ratio. When the first and second injection valves are being operated, the apparatus updates a second learning value for the second injection valve on condition that the first learning value has converged and the ratio of the injection amount of the second injection valve is not less than a specified value. | 2017-12-28 |
20170370321 | BOLT-ON CYLINDER KIT AND METHOD FOR INCREASING THE DISPLACEMENT OF AN ENGINE - A cylinder for a V-twin engine includes a section of steel tubing cut to a length. The section of steel tubing includes a first portion having a first wall thickness and a second portion having a second wall thickness less than the first wall thickness. The second wall thickness is less than 0.050 inch. The section of steel tubing includes a first ribbing pattern on an outer surface, within the first portion, and a second ribbing pattern including multiple ribs formed on individual ribs of the first ribbing pattern. A cast body is provided on the first portion of the section of steel tubing so that the section of steel tubing is fixedly secured within the body to form a cylinder sleeve defining a cylinder bore. The second portion having the second wall thickness extends from an end of the body to be received within a bore of a crankcase. | 2017-12-28 |
20170370322 | Internal Combustion Engine, Especially Reciprocating Internal Combustion Engine - An internal combustion engine with at least one cylinder having a cylinder barrel that forms a guide for a piston associated with the cylinder. The cylinder barrel is only partially formed by a cylinder wall of a crankcase or of a cylinder liner fastened to the crankcase. The cylinder barrel, in a central region as seen in the cylinder axial direction, is formed by the cylinder wall. The cylinder wall, in an upper region of the cylinder barrel adjoining the central region and/or in a lower region adjoining the central region, has an encompassing recess into which is inserted a one-piece or multi-piece annular sliding element, the radially inner wall of which forms a part of the cylinder barrel. | 2017-12-28 |
20170370323 | MULTI-STEP COMBUSTION CHAMBER WITH MULTI-STEP CYLINDER HEAD - A combustion system is provided for an internal combustion engine including a cylinder head and a piston. In one example, a combustion system may include a cylinder head with a second cylinder surface angled relative to a first cylinder surface, an intake port coupled to the first cylinder surface, an exhaust port coupled to the second cylinder surface, and a piston with a first piston surface parallel to the first cylinder surface and a second piston surface parallel to the second cylinder surface. | 2017-12-28 |
20170370324 | Waste Heat Recovery Device, Heat Supply System, and Operation Method for Waste Heat Recovery Device - A waste heat recovery device with a first heat medium side inlet; a first heat medium side outlet; a first heat medium flow path; a second heat medium side inlet; a second heat medium side outlet; a second heat medium flow path; a heat exchanger that exchanges heat between the first heat medium and second heat medium; an expansion tank in the first heat medium flow path; a bypass flow path that causes the first heat medium to flow and bypass the heat exchanger; and a mixer where the bypass flow path and first heat medium flow path merge together. The mixer is configured to adjust a ratio of a flow rate of the first heat medium in the bypass flow path and a flow rate of the first heat medium in the heat exchanger, such that the temperature of the first heat medium after merging approaches a predetermined temperature. | 2017-12-28 |
20170370325 | DEPLOYABLE GRILLE WITH FINS FOR AIRCRAFT TURBINE ENGINE THRUST-REVERSAL SYSTEM - A deployable grille with fins for a thrust-reversal system for an aircraft turbine engine. The grille can adopt a rest position and a deployed, active position wherein the fins are axially spaced further apart than in the rest position. At least between two fins, the grille includes resilient return device forcing the two fins to move apart axially from one another. | 2017-12-28 |
20170370326 | PARTICLE EXTRACTION SYSTEM FOR A GAS TURBINE ENGINE - A gas turbine engine includes an engine core includes at least one compressor, a combustor downstream of the compressor, and at least one turbine downstream of the combustor. A primary flowpath fluidly connects each of the compressor, the combustor, and the turbine. At least one particle extraction duct has an extraction duct inlet connected to the primary flowpath fore of the compressor and an extraction duct outlet connected to a bypass flowpath. | 2017-12-28 |
20170370327 | ENGINE AFT SECTION STRUCTURE - An aft section structure of a jet engine with an axis is comprised of a casing defining a duct around the axis and opened axially fore and aft; a cone tapering aftward at a first angle with the axis and having a pointed end; guide vanes, each of the vanes radially extending from the cone to the casing and comprising a pressure side at a second angle with a plane containing the axis; spray bars, each of the spray bars extending radially within the duct and comprising trailing sides, each of the trailing sides being directed aftward at a third angle with a plane containing the axis; and flame holders, each of the flame holders extending radially within the duct and comprising one or more interior sides, each of the interior sides being directed aftward at a fourth angle with a plane containing the axis. | 2017-12-28 |
20170370328 | CHARGE FORMING DEVICE WITH TAMPER RESISTANT ADJUSTABLE VALVE - A carburetor with a body with a cavity in which an adjustable fuel valve is received. To inhibit access to and manual adjustment of the valve, a cover may overlay at least a portion of the adjustable valve. In some forms, a releasable lock plate may be received between the cover and the adjustable valve. Specialty tools may release the lock plate and adjust the valve. | 2017-12-28 |
20170370329 | VEHICULAR EGR COOLER - The present invention relates to an EGR cooler for a vehicle capable of increasing space utilization with a compact configuration, increasing an area in which exhaust gas exchanges heat with a cooling fluid, and reducing a pressure difference in exhaust gas at an exhaust gas inlet and an exhaust gas outlet since a plurality of gas tubes installed in a housing, respectively, are configured of a flat portion, a first bent portion, and a second bent portion and a length of the flat portion is longer than a height of the first bent portion and the second bent portion. | 2017-12-28 |
20170370330 | EXHAUST GAS RECIRCULATION VALVE ACTUATOR DEVICE (EGR) IN AN INTERNAL COMBUSTION ENGINE AND RELATED EXHAUST GAS RECIRCULATION VALVE ASSEMBLY - Exhaust gas recirculation valve actuator device in an internal combustion engine, comprising an actuator body housing where the stem of an exhaust gas recirculation valve, extends along an axial direction. A motor acts to move the recirculation valve along the axial direction X-X, to pass from an open configuration to a closed configuration. A transmission is interposed between the motor and the exhaust gas recirculation valve. The device also includes support and guide mechanism and a sealing mechanism, in correspondence of a connection interface of the actuator body with an associable valve body, which houses an exhaust gas passage duct, wherein the actuator body is mechanically separable/connectable from/to said associable valve body. | 2017-12-28 |
20170370331 | MULTI-PHYSICS FUEL ATOMIZER AND METHODS - A fuel atomizer that includes a housing having a fuel inlet and at least one primary orifice positioned at the inlet, wherein the at least one orifice configured to disperse a stream of fuel into a plurality of fuel droplets. The plurality of fuel droplets contact a fuel impingement surface to break up the plurality of fuel droplets into a plurality of smaller secondary droplets and create a thin film of secondary droplets on the impingement surface. At least one pressurized air channel delivers an airflow into contact with the secondary droplets. The secondary droplets pass through a plurality of secondary outlet orifices to exit the housing. A size of the plurality of secondary droplets is reduced when passing out of the plurality of secondary orifices. | 2017-12-28 |
20170370332 | FUEL COOLING SYSTEM AND METHOD - A fuel cooling system includes a refrigeration unit configured to circulate a refrigerant, a bypass cooling circuit ( | 2017-12-28 |
20170370333 | SYSTEM ABLE TO CHANGE CROSS-SECTIONAL AREA OF AIR INTAKE TUBE - A system able to change a cross-sectional area of an air intake tube is provided. The system is disposed between a throttle valve and an air intake tube of an air cleaner, and includes an adjustment device, a control module, and a stepping motor. The adjustment device includes a retaining seat, a rotating disc fitted in the retaining seat, a plurality of blades disposed on the retaining seat and the rotating disc. After the control module receives signals of an engine and the throttle valve and transmits a control signal to the stepping motor, the stepping motor drives the rotating disc to pivot the blades for controlling the cross-sectional area of an opening of the air intake tube. | 2017-12-28 |
20170370334 | OUTBOARD MOTOR - Combustion air intake ports are provided on left and right side faces of an upper part of an engine cover. An outer louver is disposed to confront the combustion air intake port, and an inner louver is disposed inward of the outer louver at a predetermined interval to face the outer louver. The combustion air received from the combustion air intake port passes through the outer louver and the inner louver and is guided to the engine unit from the guide hole. In this case, a splash of water is dispersed in the outer louver, and a large-sized water droplet falls down due to its self-weight before the combustion air reaches the inner louver, so that a small-sized water droplet can be collected and removed using inertial impaction at the inner louver. Therefore, it is possible to effectively separate water. | 2017-12-28 |
20170370335 | SYSTEM AND METHOD FOR VIBRATION RESISTANT ROLLOVER VALVE - A system includes a fuel delivery system of an engine, the fuel delivery system including a vent tube, walls providing a seat and forming a cavity at an opening of the vent tube, a floor of the cavity, the floor including a convex portion protruding from the floor, and a stopper in the cavity for sitting in the seat during a rollover situation. | 2017-12-28 |
20170370336 | Intake Arrangement - Intake arrangement for an internal combustion engine for the intake of a liquid medium from a container, having a strainer, via which liquid medium can be taken in from the container, and having at least one suction pipe which opens with a first end into the strainer and via which the liquid medium can be delivered towards a suction pump, which interacts with the respective suction pipe. The suction pipe is mounted at a second end that faces away from the strainer such that it can be pivoted about an axis such that the suction pipe follows a movement of the liquid within the container. | 2017-12-28 |
20170370337 | FUEL INJECTION VALVE - An object of the present invention is to provide a fuel injection valve configured to suppress bouncing of a valve element that is caused as a result of the valve element being rendered elastic when the valve element collides with a valve seat. | 2017-12-28 |
20170370338 | FUEL PUMP - An inner gear includes: sliding surface parts that are provided annularly at an outer peripheral part including a plurality of outer teeth on both sides of the inner gear in its axial direction and that slide on a pump housing; recessed parts that are respectively provided radially inward of the sliding surface parts to respectively form fuel chambers, into which fuel flows, between the recessed parts and the pump housing; and a communication hole that communicates between the recessed parts. The inner gear further includes an inclined surface part that is provided at an edge portion of a communicating edge portion on a rotation advance side of the inner gear, to avoid an adjacent part adjacent to an inner peripheral edge portion of each of the sliding surface parts and that is inclined further toward a rear side in a direction to a central part of the communication hole. | 2017-12-28 |
20170370339 | SOLENOID HAVING SELECTIVE LATCH FOR SOLENOID-ACTUATED VALVE - A solenoid for a solenoid-actuated valve includes a coil, a flux tube, a pole piece disposed axially from the flux tube and encircled by the coil, a movable armature disposed in the flux tube and the pole piece, and a latch disposed between the flux tube and the pole piece to selectively latch the armature into at least one position. | 2017-12-28 |
20170370340 | Valve Assembly for an Injection Valve and Injection Valve - A valve assembly for an injection valve is disclosed, including a valve body with a cavity, a valve needle axially moveable in the cavity, the valve needle being fixedly connected to a retaining element which extends in radial direction and is arranged in an axial region of the valve needle facing away from the fluid outlet portion, and an armature being able to slide on the valve needle and acting on the needle by way of the retaining element. A conical spring is arranged between the retaining element and a top side of the armature facing the retaining element, biasing the armature away from the retaining element. | 2017-12-28 |
20170370341 | MOTOR VEHICLE STARTER PROVIDED WITH A THERMAL PROTECTION SYSTEM - The invention relates mainly to a starter for a heat engine of a motor vehicle comprising:
| 2017-12-28 |
20170370342 | FIRING FRACTION TRANSITION CONTROL - A variety of methods and arrangements are described for controlling transitions between effective firing fractions during dynamic firing level modulation operation of an engine in order to help reduce undesirable NVH consequences and otherwise smooth the transitions. In general, both feed forward and feedback control are utilized in the determination of the effective firing fractions during transitions such that the resulting changes in the effective firing fraction better track cylinder air charge changing dynamics associated with the transition. | 2017-12-28 |
20170370343 | TURBINE UNIT FOR HYDRAULIC INSTALLATION - A turbine unit for a hydraulic installation, and more in particular it deals with the hub of the turbine unit. The present invention proposes to provide means for adjusting a gap extent formed between the hub and the inner edge of the blade, this way dramatically increasing the performance of the turbine. | 2017-12-28 |
20170370344 | PULSED LOCOMOTOR - A Pulsed Locomotor ( | 2017-12-28 |
20170370345 | Fluid Turbine Rotor Blade with Winglet Design - A family of dual-winglet rotor blades are designed to dissipate the low energy flow in the wake of a turbine rotor. In some embodiments a dual-winglet having a first winglet transitioning from the lift surface of a rotor blade and a second winglet transitioning from the pressure surface of the rotor blade creates two distinct streams in the wake of the rotor. In one embodiment the first winglet curving away from the lift surface turns the lift force toward the center of the rotor plane while a second, smaller, winglet curving away from the pressure surface of the rotor blade turns the lift force away from the center of the rotor plane. In other embodiments winglets create a virtual shroud that expands the wake to dissipate the low-energy flow in the turbine wake. In another embodiment a dual winglet combines the aforementioned mixing effect with the wake expansion effect. | 2017-12-28 |
20170370346 | WIND TURBINE BLADE HANDLING ABOARD A VESSEL - A method is provided for handling wind turbine blades aboard a vessel, the method including providing on the vessel a blade rack assembly configured to accommodate more than one blade, the rack assembly having at least a root rack and a tip rack, and the root rack and tip rack defining between them a blade support plane. The method also includes providing a jack acting between the vessel and one of the root or tip rack; and raising or lowering one of the root or tip rack aboard the vessel by the jack to thereby move the blade support plane through an elevation angle θ. A jack assembly on a wind turbine installation vessel and an offshore wind turbine installation vessel are also provided, each capable of raising or lowering a rack of wind turbine blade root or tip support frame elements. | 2017-12-28 |
20170370347 | PORTABLE WIND TURBINE - A portable wind turbine is adjustable between an operating configuration and a stowed configuration. The portable wind turbine comprises a turbine tower and a base. The base includes a floor and a pair of opposing sidewalls. The base includes four lower corners. The base is configured to store the turbine tower when the portable wind turbine is in the stowed configuration. The turbine tower is oriented in an upright manner such that the turbine tower projects upwardly away from the floor of the base when the portable wind turbine is in the operating configuration. An outrigger is attached at each of the four lower corners of the base when the portable wind turbine is in the operating configuration. | 2017-12-28 |
20170370348 | System and Method for Assessing Farm-Level Performance of a Wind Farm - The present disclosure is directed to a system and method for assessing farm-level performance of a wind farm. The method includes operating the wind farm in a first operational mode and identifying one or more pairs of wind turbines having wake interaction. The method also includes generating a pairwise dataset for the wind turbines pairs. Further, the method includes generating a first wake model based on the pairwise dataset and predicting a first farm-level performance parameter based on the first wake model. The method also includes operating the wind farm in a second operational mode and collecting operational data during the second operational mode. Moreover, the method includes predicting a first farm-level performance parameter for the second operational mode using the first wake model and the operational data from the second operational mode. The method further includes determining a second farm-level performance parameter during the second operational mode. Thus, the method includes determining a difference in the farm-level performance of the wind farm as a function of the first and second farm-level performance parameters. | 2017-12-28 |
20170370349 | System and Method for Adjusting Environmental Operating Conditions Associated with Heat Generating Components of a Wind Turbine - A system for adjusting environmental operating conditions associated with heat generating components located within a tower of a wind turbine may include a heat generating component located within an interior of the tower, a sensor configured to monitor a heat exchange parameter associated with the wind turbine and a split heat exchange system provided relative to the tower. The split heat exchange system may include a first heat exchanger located within the interior of the tower and a second heat exchanger located exterior to the tower. The system may also include a controller communicatively coupled to the sensor and the split heat exchange system. The controller may be configured to control the operation of the split heat exchange system based at least in part on the monitored heat exchange parameter to adjust an environmental operating condition associated with the heat generating component. | 2017-12-28 |
20170370350 | A METHOD OF OPERATING A WIND TURBINE - The present invention provides a method of operating a wind turbine. The wind turbine comprises at least one rotatable blade. The method comprises the steps of providing a load sensor configured to generate a load signal representing loading on the blade, generating a first load signal when the blade is in a first position, and generating a second load signal when the blade is in a second position. Additionally, the method comprises steps of detecting a rotational speed of the blade, calculating a weight force on the blade based on the first and the second load signal, and calculating a centrifugal force on the blade based on the first and the second load signal. Subsequently, the weight force is compared with a predetermined weight force, and the centrifugal force is compared with a predetermined centrifugal force at the detected rotational speed. Finally, a risk of ice throw is determined based on the comparisons of the weight force and the centrifugal force with the predetermined forces. | 2017-12-28 |
20170370351 | Downdraft and updraft tornado wind chimney - A downdraft-tornado-wind-chimney and a updraft-tornado-wind-chimney create the compressed-and-high-velocity-air for a rotating-turbine. A photovoltaic-powered-blower and a high-temperature-solar-collectors create the compressed-and-high-velocity-air. A downdraft-tornado-wind-chimney inject the compressed-and-high-velocity-air into a photovoltaic-powered-blower, a high-temperature-solar-collectors and a rotating-turbine. A updraft-tornado-wind-chimney extract the compressed-and-high-velocity-air from a photovoltaic-powered-blower, a high-temperature-solar-collectors and a rotating-turbine. The combination of the updraft-tornado-wind-chimney, a downdraft-tornado-wind-chimney, a photovoltaic-powered-blower, and a high-temperature-solar-collectors drive a rotating-turbine. | 2017-12-28 |
20170370352 | Vibration Energy Harvester - A vibration energy harvester includes: a pair of electrodes provided so as to face opposite each other, with at least one of the pair of electrodes allowed to move; and an ion gel provided between the pair of electrodes, which is formed by using an ionic liquid, wherein: as an external vibration causes the electrode to move along a direction in which a distance between the pair of electrodes changes, power is generated through a change in an area of an electric double layer formed on two sides of an interface of each electrode and the ion gel. | 2017-12-28 |
20170370353 | MICRO-CATHODE ARC THRUSTER - A satellite thruster increases satellite efficiency. The Linear Actuated μCAT has a stepper motor to move the ablative electrode forward. A LabVIEW program and Arduino microcontroller are used to analyze the Linear Actuated μCAT to determine how many steps are required for re-ignition, arc current, and the validity of the feed system. Results from testing show that micro-stepping the stepper motor is an effective way to replenish the cannibalized electrode for propellant. | 2017-12-28 |
20170370354 | RECIPROCATING MOTOR AND RECIPROCATING COMPRESSOR HAVING A RECIPROCATING MOTOR - A reciprocating motor and a reciprocating compressor having a reciprocating motor are provided. The reciprocating motor may include a stator having a magnet coil, provided with an air gap respectively formed at both sides in an axial direction by interposing the magnet coil therebetween; a mover inserted into the stator, reciprocating with respect to the stator as at least one magnet is arranged at any one of the air gaps formed at both sides and a non-magnet is arranged at the other one of the air gaps; and a magnetic resonance spring that resonates the mover with respect to the stator using a force for moving toward low magnetic resistance between the mover and the stator. The reciprocating motor and the reciprocating compressor having a reciprocating motor may be downsized and lightweight, and may obtain high efficiency. | 2017-12-28 |
20170370355 | A PUMP, A HOMOGENIZER COMPRISING SAID PUMP AND A METHOD FOR PUMPING A LIQUID PRODUCT - The present invention relates to a membrane-based piston pump ( | 2017-12-28 |
20170370356 | TUBE PUMP AND PRINTER PROVIDED WITH THE SAME - A tube pump includes a tube, a housing member having a cylindrical chamber including an inner peripheral surface, a rotator having a first shaft and a first portion, the first portion having a guide, and a roller having a first shank received by the guide. The tube pump includes a contact member having a contact portion in the cylindrical chamber extending outwardly towards the inner peripheral surface at least the first distance and less than the second distance, the contact portion being configured to selectively contact the roller. | 2017-12-28 |
20170370357 | PNEUMATIC PUMP - A vehicle seat in accordance with the present disclosure includes a seat bottom, a seat back, and an occupant comfort system. The occupant comfort system includes a pneumatic pump and a pneumatic bladder. The pneumatic pump provides a stream of pressurized air to the pneumatic bladder to inflate the pneumatic bladder. | 2017-12-28 |
20170370358 | SOLAR DRIVE CONTROL SYSTEM FOR OIL PUMP JACKS - A system for supplementing the electric power needed by a pump jack electric motor, thereby reducing the electric power purchased from the local utility or power supplier. The system comprises a solar photovoltaic system, or other forms of renewable energy, and regenerated power from the electric motor or drive. The system can be both “on-grid” and “off-grid.” Battery banks and capacitor banks may be used to store and provide energy. | 2017-12-28 |