Hybrid Vehicles TRIZ Cases

A shared rotating shaft merges the starter motor and electric oil pump, reducing installation area and assembly complexity in hybrid vehicles.

Vehicle control system delays catalyst heating actions based on predicted drive conditions.

A dual mode EPPV transmission uses planetary gear sets and clutches to split power between an engine and electric motors.

A vehicle control system updates electric pump oil pressure characteristics during stopped economy running.

Removing the starter and alternator reduces system complexity while improving engine efficiency.

Integrated attachment features mechanically secure battery assemblies to heat exchanger plates, eliminating thermal gaps that reduce cell life.

A vessel power system uses a battery unit and converter to supply continuous energy during generator transitions.

Controller manages input shaft torque using motor negative torque to suppress shift shock while maintaining exhaust catalyst temperature.

Control method uses reversible electrical machine to supply torque during gear shifts, preventing turbo-lag and stabilizing engine operation.

A hybrid driving force transmission device uses a radial dust seal member to isolate the motor chamber from the multi-plate dry clutch.

A transmission control unit adjusts shift element torque rates to manage upshift dynamics.

A hybrid vehicle control method adjusts target driving force calculations based on the active driving mode to manage operation shifts.

A hybrid vehicle motor generator control system switches between high and low output states to optimize energy usage.

Controlled rectifiers and switches recover braking energy to reduce fuel consumption.

A hybrid drive arrangement integrates an electric engine, internal combustion engine, and shift transmission via a multiple clutch system.

A control apparatus limits electric motor torque reduction rates during automatic transmission shifting to prevent inverter capacitor voltage overload.

A vehicle drive unit uses asymmetric bearings sized for specific travel directions to reduce overall volume.

An energy management system adapts power transfer rates using predicted opportunity duration, reducing resistive heating and extending battery operating life.

A bearing-supported sprocket isolates chain tension from a planetary gear set, preventing gear damage and reducing vibration in hybrid vehicles.

A vehicle power supply system executes discharge control after a standby period to reduce main circuit voltage.

Higher-level control units correct target operating points using instantaneous drive unit ranges to ensure precise coordination.

A variable torque linear motor adjusts its magnetic field strength and stator winding configurations to maintain high energy conversion efficiency.

Switching motor control from speed to torque mode minimizes rotational losses while maintaining vehicle stability and desired yawing moments.

A hybrid vehicle control system switches between electric and hybrid modes using parallel power subsystems.

A bidirectional switch fault protection circuit uses desaturation detection to monitor switch voltages and trigger gate driver shutdowns.

Passive wireless surface acoustic wave sensors detect internal pressure changes within traction batteries.

A constant-ratio independent series-parallel hybrid drivetrain replaces multi-speed transmissions with fixed gear mechanisms and digital motor control.

An electronic controller adjusts engine idle speed dynamically to stabilize mechanical vibrations during operation.

A vehicle control device predicts parked periods to schedule neural network relearning during idle time.

A vehicle control system manages accelerator pedal operation to regulate driving force generation states during coasting restarts.

A vehicle-mounted control unit manages device communication through cooperative and alternative control mechanisms.

Positioning a drainage hole axially outside the one-way brake region prevents water accumulation while excluding dust intrusion into the locking mechanism.

A hybrid powertrain controller diagnoses catalyst deterioration by resuming fuel injection in a rich state during coasting periods.

A hybrid powertrain controller coordinates engine and electric machine torque to maintain propulsive limits during traction loss events.

A vehicle mounting structure fixes an electronic device to a drive train using a bracket and vibration isolating bush to reduce vibration transmission.

A hybrid vehicle controller determines the engagement order of the engine clutch and kick-down shift based on battery discharging power.

A riding lawn mower positions the engine and battery to overlap in width, optimizing internal space usage.

A control device disengages gears and clutches to neutralize the transmission during electric oil pump failure.

A hybrid power storage system manages external charging through independent converter control and state estimation.

Diagnostic method for phase angle detectors in motor vehicle drive devices using controlled rotational speed testing.

A vehicle control apparatus adjusts transmission speed ratio to increase engine output shaft rotation rate in power mode.

Stamping replaces casting to eliminate porosity and reduce weight, improving motor efficiency.

Segments engine cylinders to deactivate inactive groups while routing coolant exclusively to active units, cutting fuel consumption during cabin heating cycles.

A control device classifies consumption parameters to determine future traction battery state of charge for hybrid vehicles.

A starter-generator drives the crankshaft at idle speed without combustion to reduce fuel consumption.

A battery management system uses mixed sigma-point Kalman filtering and recursive least squares to estimate states and parameters.

Switchable friction clutch couples the flywheel rotor to the drive shaft, reducing braking energy loss as heat and improving recuperation efficiency.