Hybrid Vehicles TRIZ Cases

A hybrid vehicle control module sets maximum allowable charging power based on driver-selected modes to balance battery energy storage with engine operation.

Direct electric motor connections replace mechanical gearboxes to reduce weight and maintenance while improving fuel efficiency.

Nesting a high-RPM generator within a low-RPM traction motor resolves the trade-off between energy generation efficiency and radial space requirements.

A controller manages an axle disconnect clutch to transition electric tag axles between operational states.

Auxiliary check valve maintains oil circulation when primary valve sticks, enabling accurate temperature measurement and reducing erroneous fault determination.

Feed-forward torque from traction motors prevents engine drive shaft reverse spinning during low-friction ABS activation, maintaining driveline stability.

Upshifting transmission increases effective mass to prevent rolling on hills while reducing driveline torque disturbances and wear.

Predicting power demands prevents electric machine overload while keeping the engine shutdown during low load periods.

Resistance-type voltage division safeguards the input buffer from damage caused by varying pilot signal voltages during charging.

A hybrid vehicle controller adjusts turbo boost activation thresholds based on battery power limits to optimize engine response.

A compact transmission uses shifting elements to connect idler wheels for multiple gear ratios.

Electric motor controller generates regenerative torque during automatic transmission shifting to maintain drive wheel power delivery.

Radially stacked power regions and overlapping oil chambers in a hybrid dual-clutch transmission reduce axial length while managing complexity.

An electric motor-driven oil pump pre-pressurizes the system before engine cranking to prevent wear during frequent start-stop cycles.

A hybrid drive control unit adjusts internal combustion engine speed and torque based on real-time driving conditions.

A clutch control method manages drive train shifts in hybrid vehicles by regulating engine speed during gear changes.

Integrated rail protection flanges on a dielectric terminal holder provide electrical insulation between cells and rails, eliminating separate covers.

A hybrid vehicle precharge circuit detects multiple start requests to prevent unnecessary initialization attempts.

A magnetic coupling device synchronizes angular velocities between an electric powerplant and a transmission output shaft.

A hybrid drive control unit manages clutch engagement to enable electric machine operation across all gears.

A regenerative suspension system uses a pump and accumulator to capture energy from road variations.

A swirling flow air cleaner removes dust from cooling air using centrifugal separation in haulage vehicles.

A working vehicle roof cooling system routes air through bent passages to cool the power source unit.

A hybrid control device manages battery temperature and power output to maintain operability.

A control module adjusts engine drive points to simulate stepped automatic transmission shifts.

An oblique motor with a tapered stator and rotor couples directly to the crankshaft while housing a cooling member.

A vehicle power supply system uses dual electrical storage devices charged by separate sources to maintain actuator operation.

A control device for electric vehicles implements a pre-limp home mode to gradually limit torque and velocity during system abnormalities.

A hybrid vehicle control system divides drive routes into intervals to optimize mode switching based on speed and load.

A flat-tow assistance system limits towing speed to protect the towed vehicle motor.

A vacuum pump in a hybrid fuel system enables evaporative emissions diagnostics without check valves.

A start control device manages clutch engagement for hybrid vehicle power source selection.

A hybrid starter generator charges the battery during idle operation to maintain sufficient state of charge in terrain mode.

Segmented display areas separate EV and HV mode information to prevent unexpected engine start-ups and improve driver understanding of the vehicle state.

A hybrid vehicle controller inhibits engine pull-down using moving average driving data to maintain power availability.

A controller estimates cell characteristics to adjust charge currents independently across slots.

A power management apparatus detects battery voltage, current, and state of charge to identify low-charged conditions in vehicles.

A bidirectional converter adjusts current limiting values to stabilize voltage output during vehicle operation.

A vehicle transmission coupling device delays release timing to manage hydraulic pressure and torque loads.

A hybrid power transmission apparatus uses a torque converting device to manage rotational energy between engine and motor sources.

A hydrogen generation catalyst converts ammonia to high-purity hydrogen for vehicle exhaust systems.

A hybrid drive force control system calculates engine output and required electric power to manage vehicle propulsion efficiently.

Relocating the planetary unit to the input shaft reduces axial installation space while maintaining multiple operating modes through permanent carrier coupling.

A hybrid vehicle control apparatus switches a motor-generator connection between input and output shafts to synchronize rotational speeds during gear shifts.

A hybrid vehicle assistance device compares required torque against defined thresholds to manage prime mover coupling states.

Pulse and glide driving pattern optimizes fuel efficiency by alternating acceleration and deceleration phases while maintaining target speeds.

A parallel converter power supply calculates dynamic charge distribution ratios to manage multiple storage devices.

A ship propulsion control system adjusts engine torque and speed to maintain fuel consumption within a desired range.

A hybrid vehicle control system decouples the combustion engine from the drive train to enable electric-only propulsion during critical filter events.