Hybrid Vehicles TRIZ Cases

A hybrid drive device regulates battery charging power during vehicle deceleration to manage energy recovery from the electric machine and engine generator.

Preliminary action checks relay interruption capability before activating leakage detection, preventing persistent electrical leakage from welded contacts.

A control unit determines electric machine torque boundaries using voltage specifications to manage hybrid drive power distribution.

A controller dynamically adjusts high voltage battery charge and discharge power limits based on real-time state of charge and temperature.

Dynamic threshold segmentation manages hybrid energy storage by prioritizing traction availability at low speeds while minimizing unnecessary engine starts.

Integrated planetary gearset adapts electric machine rotor speed to transmission input shaft, reducing structural complexity and noise.

Historical zone data informs vehicle control adjustments to resolve contradictions between driver stress and operational efficiency.

A drive system control strategy adjusts DC-DC and DC-AC converter switching frequencies to minimize current ripple across the DC link capacitor.

A hybrid vehicle controller adjusts torque distribution based on battery state of charge to enable reverse drive during hybrid starter generator failure.

A vehicle travel mode control device predicts internal combustion engine rotation speed to manage transitions between electric and engine drive modes.

Meandering troughs and turbulence features in the cover channel ensure uniform coolant distribution for end windings.

Dynamic torque distribution using weight movement ratios resolves the fuel efficiency versus steering stability trade-off in E-4WD hybrid vehicles.

Controller directs regenerative braking power to an electric heater or refrigerant compressor based on battery capacity and ambient temperature.

Towed hydrocarbon generator extends travel range by automatically recharging depleted batteries without external charging stations.

A power relay assembly driving apparatus uses a battery management system to control switching units and relays for circuit connection.

Modular automation aligns insulation plates and mounting bars on fuel cell stacks, preventing leakage and quality deterioration during production.

A dual microprocessor architecture monitors control signals to prevent untimely activations in micro-hybrid systems.

A hybrid drive control device delays engine switchover using electric motor torque compensation to maintain target output.

A control apparatus manages hydraulic pressure of a releasing side clutch to minimize slipping during engine start.

Segmenting energy supply into independent circuits allows a fuel cell range extender to power trailer consumers without depleting propulsion energy.

Direct coupling eliminates torque converter slippage losses, enabling efficient electrical energy regeneration during deceleration.

A variable compression ratio engine adjusts cylinder pressure via a bleed valve to release combustion charge for downstream power generation.

A hybrid powertrain control system determines a target engine speed to synchronize clutch engagement.

A hybrid powertrain controller adjusts engine speed and torque to transition between low fuel consumption operating regions.

A control system adjusts engine speed targets based on transmission load to manage auto-start events.

A vehicle controller differentiates switch operations by duration to limit discharge power accurately.

Dual detection units monitor the charge connector and lid to maintain vehicle operability despite primary connection signal abnormalities.

Controller monitors battery temperature and motor speed to adjust clutch closing rate, preventing engine stall from insufficient hydraulic pressure.

Dynamic relay timing extends service life by reducing wear during preliminary air conditioning cycles.

A torque converter impeller adjusts rotational speed via simultaneous brake and accelerator pedal input to optimize powertrain torque delivery.

Electronic control unit predicts concurrent engine start and gear shift needs, scheduling sequential execution to maintain acceleration responsiveness.

An adaptive refueling method adjusts fuel tank volume based on predicted canister loading capacity and purge events.

Predicting driver deceleration intent prevents unnecessary lock-up charge mode entry, reducing non-driven loss fuel and minimizing engine switching frequency.

A controller manages front and rear wheel motors to optimize power transmission efficiency across driving modes.

Three planetary gear sets split power flow between mechanical paths and electric machines, reducing motor size while maintaining fuel economy.

A stacked power module assembly uses interleaved coolant chambers and a manifold insert to manage heat dissipation across power stages.

Segmented disk holding cylinder legs distribute braking loads to improve durability while maintaining easy maintenance access.

Cumulative filtering determines eligible kinematic chain states for hybrid powertrains, resolving complexity in multi-mode energy management.

A hybrid propulsion system control unit manages exhaust aftertreatment device efficiency by monitoring engine operation history and vehicle cycle start events.

Controller monitors fuel quality to initiate engine operation, preventing sludge formation and maintaining reagent effectiveness.

An electronic control unit manages driving force transitions by limiting power increase rates during mode changes.

Controller opens throttle and closes waste gate valve to create high backpressure, resolving insufficient braking force when regenerative braking is limited.

An overrun gear reduces internal combustion engine speed during vehicle coasting to enable efficient kinetic energy recovery.

A transmission control apparatus moves a sleeve to engage gears using an electric motor to adjust dog teeth positions.

A vehicle power management switch transitions to conductive state after voltage equalization between storage devices.

An outer radial drive eliminates the central input shaft, reducing axial length for compact transmission integration.

A charging relay activates to conduct heat from a main relay to a bus bar, establishing a passive thermal path for dissipation.

Endcap with recessed inlet and outlet cavities aligns axial manifold channels to power module coolant chambers for flexible port placement.

A vehicle driving system uses an eccentricity acquiring unit to monitor rotational deviation in a unidirectional power transmitting unit.