Hybrid Vehicles TRIZ Cases

A radial turbine drives a generator to manage cathode pressure independently from the compressor.

A vehicle power supply apparatus manages a voltage step-up converter through continuous and intermittent modes to balance energy loss with state of charge estimation.

A driving device manages boost converter heat stress by switching between voltage and power control modes based on cumulative thermal thresholds.

A hybrid powertrain control method slows the input shaft below idle speed using regenerative braking to delay lash crossing events.

A hybrid power transmission uses a one-way clutch to route motor generator energy directly to the drive shaft.

A hybrid vehicle control device detects persistent lean exhaust conditions to trigger protective motor drive strategies.

A hybrid power transmission system uses planetary gear sets and friction elements to manage torque paths across multiple operating modes.

Controller predicts battery state of charge to limit power flow, maintaining propulsive force during communication loss.

A bicycle control apparatus adjusts motor output ratio based on pedaling force to manage drive assistance during gear shifts.

Independent motor control resolves chassis space constraints and wheel speed mismatch in all-terrain vehicle conversions.

Five planetary gear sets establish ten forward ratios, enabling engine operation near peak efficiency while reducing fuel consumption.

A hybrid power driving system merges an engine and first motor into a coaxial assembly connected via a planetary gear device.

Power converter topology manages energy flow between external and traction batteries via a dynamic high-voltage bus.

Controller switches vehicle to electric mode below speed threshold, reducing noise pollution from internal combustion engine.

A hybrid engine control apparatus specifies the previous stop operation aspect to start the internal combustion engine in cylinder deactivation or full cylinder mode.

A hybrid vehicle energy management law applies a mixed criterion combining thermal and electrical consumption with kinematic mode penalties.

A dual drive system switches between catenary power and diesel engines to cut tunnel noise.

Stainless steel brackets constrain copper contact flexing under thermal energy, enabling higher current ratings.

A hybrid vehicle controller adjusts engine speed and spark timing to warm the catalytic converter.

A vehicle communication system manages bidirectional power transfer using resistance circuits and signal detection.

Single degree of freedom optimization reduces computational burden in hybrid powertrain control while maintaining fuel efficiency.

Replacing chemical batteries with a high-cycle flywheel storage device resolves battery degradation issues while improving gas mileage by up to 100 percent.

A hybrid vehicle control apparatus adjusts exhaust gas recirculation amounts based on electric running capabilities to prevent engine misfires.

A hybrid power transmission apparatus uses a planetary gear set and a synchronizer to selectively connect motor-generators.

A coupling device in an active differential transmits torque between a planetary gear train and a distributor shaft based on rotational speed differences.

A hybrid vehicle control apparatus delays neutral current cutoff to maintain motor rotation speed synchronization during gear shifts.

A hybrid vehicle torque setpoint method switches between torque and force reference frames to interpret accelerator pedal demand.

A compact clutch assembly integrates a damper unit within a wet chamber housing to transmit torque via roller bearings and Hirth teeth.

Vacuum pump draws fresh air through exhaust system during engine shutdown to regenerate particulate filter.

A towing device connects a towing vehicle to an electric vehicle via communication and power cables.

A hybrid power transmission system merges engine and dual motor/generator inputs onto shared shafts to consolidate torque paths.

A hybrid powertrain control system manages transmission operating range states and engine states to optimize fuel economy, torque output, and battery state-of-charge.

A front-end motor-generator system with a switchable coupling drives engine accessories independently of the crankshaft.

A travel control apparatus adjusts burn-and-coast timing to suppress emissions.

Adjusts starter generator torque based on reserve levels to minimize driveline disturbances while meeting driver demand.

Dual planetary gear sets enable fixed gear ratio modes, resolving the contradiction between adaptability and structural complexity.

Segregating battery systems into primary and backup units prevents total inoperability during electrical faults.

A vehicle control method calculates control accuracy based on available communication data amounts to generate optimized fuel reduction commands.

Flow guide vanes in a battery inlet housing redirect air from multiple ducts to equalize pressure differences and ensure uniform cooling across all cells.

A hybrid vehicle control apparatus sets target rotational speed limits to manage engine operation modes.

Segmenting power paths via a PTO-mounted electric motor enables idle reduction while preserving parallel drive capability.

A hybrid vehicle control device divides driving routes into sections and associates specific operating modes with each segment.

Three clutches in a hybrid transmission switch between electric and series modes, reducing mechanical losses during transitions.

Axially adjacent actuating systems reduce radial bearing size, minimizing drag losses in hybrid modules.

An epicyclic gear arrangement expands the speed ratio spread of a variator, resolving insufficient ratio coverage in kinetic energy recovery systems.

A controller calculates generable solar power to supply high-voltage or auxiliary batteries based on state of charge levels.

Spring-biased wedge inserts push notch plate components circumferentially to eliminate backlash gaps between pawls and pockets in engine disconnect devices.

Independent control units estimate motor power to compensate for communication delays, maintaining electric power balance within allowable ranges.

A control support device transmits learned models from a server to vehicles lacking onboard machine learning hardware.

A hybrid transmission mounts a bearing between the motor hub and fixed end to shorten the housing length.