Hybrid Vehicles TRIZ Cases

A vehicle control device manages driving force and gear ratios in a continuously variable transmission system.

A hybrid powertrain control system coordinates engine and electric machine operations to optimize torque distribution.

A work vehicle roof housing integrates the power unit with an air conditioner to share cooling airflow paths.

A fluid coupling connects an engine to a rotating electric machine via hydraulic torque transmission between an impeller and turbine.

A control device manages electric power flow between voltage conversion units to stabilize output voltage.

Dynamic voltage regulation optimizes energy recovery from regenerative braking and exhaust heat while preventing battery overcharging.

A hybrid drive system coordinates engine speed and torque converter slip to optimize energy distribution from the storage unit.

A hybrid vehicle catalyst control system determines a variable threshold temperature to manage heating cycles and maintain active operation.

Segmented shafts and selective clutch engagement resolve the contradiction between robust force endurance and compact space occupation.

A hybrid powertrain control method determines optimal input torque by calculating total system losses across propulsion components.

A hybrid powertrain uses a complex planetary gear set with four rotary elements to distribute engine and motor torque efficiently.

A vehicle drive controller calculates dynamic torque limits based on motor temperature and rotating speed to generate required driver output.

A vehicle controller adjusts lift-pedal torque during coasting to optimize battery charging rates.

Phased torque adjustment maximizes energy recovery during coasting by managing gear shifts and driver inputs without increasing system complexity.

A vehicle control device predicts engine rotational speed increase rates during mode transitions to maintain natural operating sound continuity.

An onboard charging system equips battery-powered rubber-tired gantry cranes with an engine-generator to eliminate external power distribution infrastructure.

Hybrid powertrain control detects mode-gear mismatches by analyzing clutch slippage, engine input speed, and motor torque to modify powertrain operation.

A hybrid vehicle torque control method adjusts motor and engine outputs based on battery state of charge to manage traction requests.

A drive unit uses a switching unit to couple an energy store to a current converter for engine starting.

A control device adjusts converter output voltage to maintain inverter switching frequency and minimize torque command deviations.

A vehicle inverter control unit manages power supply connections to discharge storage units during collisions.

A two-planetary electrically variable transmission uses a dog clutch to reduce spin losses during motor operation.

A hybrid vehicle engine start control device selects between motor/generator and starter motor systems based on rotation speed thresholds.

A hybrid transmission uses concentric planetary gear trains to enable distinct electric, thermal, and hybrid driving modes.

An axially parallel hybrid module reduces installation space by positioning the electric machine side-by-side, facilitating easier assembly and maintenance.

Segmented propulsion and feedback loops stabilize auxiliary speed on slopes.

A hybrid drive train control method determines switchover power based on vehicle speed to manage parallel and serial mode transitions.

A control system calculates wheel rotational state to cancel inertia torque in electric motors.

A battery-powered heating module warms the catalyst before engine start to maintain optimal operating temperature.

A driveline disconnect clutch control system adjusts application force using torque sensor readings to maintain optimal transfer function parameters.

Electric traction motor reduces engine speed difference during idling, maintaining thermal efficiency while correcting torque errors.

Low-voltage testing detects interlock faults during startup, preventing safety hazards from undetected circuit errors.

Vehicle control apparatus maintains communication link and ensures safe power exchange despite charger non-compliance with new standards.

A hybrid module clutch uses leaf springs to connect plates for conjoint rotation and torque transmission.

Controller calculates battery power consumption to determine optimal engine start timing for hybrid vehicle mode transitions.

Integral rotor carrier stamping directs coolant through orifices to cool stator coils, reducing manufacturing cost versus casting.

A vehicle control apparatus manages a motor generator and wheel drive clutch to optimize energy distribution across driving modes.

Controller uses hybrid starter-generator to charge battery while preventing clutch engagement, reducing NVH and fuel waste during uphill starts.

A vehicular control unit manages engine start and stop states using speed, pedal, and battery thresholds.

A container lifting mast positions its center of gravity posterior to the front wheels to reduce counterweight mass.

Synchronized pulse-and-glide traveling mode prevents unnecessary engine operation or braking by coordinating vehicle timing based on preceding vehicle data.

An engine control unit manages hybrid powertrain operation by switching between internal combustion and electric drive modes based on real-time load levels.

Variable ratio gearbox decouples diesel engine speed from propulsor rotation to maintain both components within optimal operating ranges.

A clutch mechanism mediates torque flow during engine start-up to minimize mechanical vibrations and reduce energy consumption.

A method ranks kinematic chain states by energy efficiency to identify optimal driveline configurations for automatic transmissions.

A fuel vapor purging system monitors liquid fuel levels and fill duration to selectively initiate engine operation for canister evacuation.