Hybrid Vehicles TRIZ Cases

A controller staggers gear shifts across multiple gearboxes to maintain continuous torque output.

A braking control system manages a vehicle disconnector to enable regenerative braking across drive wheels.

A water-cooled heat exchanger in a hybrid vehicle intake passage regulates coolant temperature to prevent moisture condensation during engine stoppage.

A hybrid powertrain control method manages engine torque inputs to optimize fuel economy and drivability.

Segmented axial channels maintain uniform temperature distribution across the stator and rotor, resolving non-uniform heat absorption issues.

A hydraulic pump controller regulates delivery flow rate using computed power limits derived from electric storage device information.

A hybrid vehicle controller restricts engine torque to prevent low-speed pre-ignition.

A fuel tank isolation valve manages pressure in hybrid vehicle vapor recovery systems.

Controller switches between multi-pulse and one-pulse control modes based on electric power loss and noise levels.

A control apparatus adjusts transmission gear ratios to match required driving force and motor capabilities.

A regenerative braking control system modulates brake torque to maintain vehicle stability during operation.

A motor vehicle transmission utilizes a planetary gear set system to form five forward gear ratios and one reverse gear ratio.

A hybrid vehicle control device suppresses power generation of a first rotating electrical machine to secure regenerative torque from a second machine.

A hybrid vehicle control device synchronizes electric oil pump testing with engine ignition to mask audible operation sounds.

Segmented non-metallic channels with internal fins induce turbulence and uniform flow, resolving non-uniform cooling in electrified vehicle motors.

Engine stop-start control system adjusts restart frequency based on ambient temperature, engine characteristic temperature, and state-of-charge.

A belt-integrated starter generator applies controlled load to the crankshaft for rapid engine deceleration.

Electronic controller adjusts air pressure valve opening to stop hydrogen backflow during purging, avoiding mechanical component costs.

An electric fuel pump maintains pipe pressure during automatic engine stoppage via battery power.

A range extender with DC-to-DC converters and a bypass switch couples energy storage systems to electric loads.

Storing calibration parameters as encoded binary values reduces memory usage while maintaining control precision for different geographical locations.

A hybrid limp-home system uses counter electromotive force to drive the engine and synchronize motor speeds.

A method predicts driving energy to determine an optimal start state of charge for eco-friendly vehicles.

A hybrid control unit determines neutral gear shift ratios using transmission speeds to manage shifting progress rates.

A fuel vapor canister monitors temperature changes to detect tank depressurization for plug-in hybrid vehicle refueling.

Disturbance observer filters calculate compensation torque to eliminate gear rattling noise without increasing engine speed or fuel consumption.

A battery cooling chassis uses a diffusing portion to homogenize air flow, resolving uneven cooling caused by deformed chassis shapes.

A hybrid power module uses planetary gear mechanisms and clutches to balance power performance and fuel economy.

A mobile machine combines propulsion and electrical generation within a single unit.

A hybrid vehicle low-voltage DC-DC converter adjusts output voltage based on driving load modes to optimize auxiliary battery state of charge.

A hybrid powertrain control device manages engine speed and battery power distribution to deliver smooth vehicle acceleration.

Segmented piston accumulators select pressure chambers to recycle hydraulic energy, eliminating throttling losses from system pressure dependency.

Comb-shaped poly(meth)acrylate and succinimide dispersants in the oil suppress moisture-induced viscosity degradation during hybrid engine stop-start cycles.

A hybrid charge discharge system manages energy transfer between a battery and capacitor using a dedicated controller.

Sensors detect water levels in the wet side air box, triggering a watertight door to seal the dry side and prevent engine hydrostatic lock.

Electronic control unit adjusts sparking initiation and electric assist torque for stable engine crankshaft rotation.

Inclination detection triggers automatic braking on inclined surfaces, preventing backward movement and reducing clutch wear during take-around maneuvers.

A multi-stage dual clutch transmission system uses one-way clutches to connect a motor shaft directly to odd and even input gears.

A vehicle motor housing overlaps below the engine to reduce front-rear dimensions.

A vehicle control device selects travel routes through unconverged learning regions to correct operation amounts during automatic driving.

A control logic module selects power sources to manage voltage levels in hybrid vehicle networks.

A power generation control device adjusts engine rotational speed to suppress gear mechanism rattling noise.

A hybrid vehicle control device initiates downshift control during engine cranking to expedite transmission response.

A hybrid vehicle selector device integrates operating mode switching with transmission gear selection to provide intuitive driver control.

A powertrain clutch control method enables flexible rolling mode operation by managing engine decoupling during vehicle coasting.

Mode control device switches travel modes between engine, motor, and hybrid drives to reduce fuel consumption while maintaining sufficient travel torque.

Autonomous hybrid power conversion apparatus manages charging and discharging based on server allocation instructions.

A dual-switch monitoring apparatus detects open-circuit voltages in vehicle power storage devices to calculate precise charging rates.

A control module calculates transmission input torque limits based on turbine speed and vehicle mass to manage acceleration independently of engine systems.