Hybrid Vehicles TRIZ Cases

A hybrid vehicle controller holds normal mode for a set time after driver selection, preventing rapid automatic switches that cause discomfort.

A flywheel-rotor integrated disk generator cuts hybrid powertrain volume while preserving transmission efficiency through torsional vibration damping.

Routing the crank ventilation flow path along the charging unit uses its waste heat to preheat the path and prevent moisture freezing at engine start.

Synchronized phase offsets between primary and secondary converters cut power loss and regulate voltage over long vehicle wiring distances.

A compact hybrid front axle integrates two electric machines and transmission parts in one housing to save space, cut redesign, and protect components.

When inverter temperature rises from engine exhaust heat, auxiliary load shedding prevents converter shutdowns and helps keep rail service on schedule.

Driver-face monitoring predicts lane changes and starts the engine early, reducing hybrid acceleration delay while limiting unnecessary energy use.

Reaction-force feedback shifts torque between hydraulic work and electric travel drives to keep excavation efficient as target hardness changes.

Battery state-of-charge control limits refuse vehicle accessory use to conserve energy and extend transportation range.

Shared power electronics let EVs reuse onboard converters and a DC bus to boost charging current, cutting charger weight and cost.

Simulated abnormal-condition data trains vehicle component mapping to detect rare faults more accurately without long real-world data collection.

Adjusts port and in-cylinder injection during external power supply to suppress fuel vapor and preserve air-fuel ratio accuracy.

Sequential clutch control enables faster switching from stopped power generation to motor-driven reverse without larger hydraulic hardware.

UWB LOS sensing and odometry locate the primary pad so an EV can align its secondary pad accurately for efficient wireless charging.

A controller estimates axle torque shortfall and uses an electric motor to fill delayed engine response for smoother hybrid vehicle drivability.

Progressive low-SOC actions limit speed, reduce power, and trigger engine use to extend vehicle range while protecting battery health.

Balances engine and electric axle torque during catalyst light-off to cut emissions while diagnosing motor torque constraints.

Uses catalyst temperature, engine power, and battery state to cut cold-start hybrid emissions before normal engine operation resumes.

Selects vehicle training clients by data diversity and energy estimates to cut EV training power use while maintaining model performance.

A threshold-based SOC control zone cuts battery Ah throughput during trailer towing, helping protect HV battery State of Health.

Controller switching between regeneration, generator output, and storage charging keeps auxiliary-machine voltage stable without large capacitors.

Route-based speed prediction and partial-route SOC calculation cut HEV mode-control computation while improving fuel-use accuracy.

Torque source output and clutch pressure are coordinated to synchronize clutch speeds and maintain smooth transmission torque without a torque converter.

Clutch engagement before combustion start synchronizes engine and shaft speed to curb torque fluctuation during hybrid mode transition.

A resolver mounted on the transmission case wall detects motor generator speed at lower cost while saving space, improving cooling, and easing wiring.

Route planning keeps preset motor-only sections separate from merged segments so hybrid vehicles stay in motor mode where it is required.

When parked loads draw high power, the control unit feeds auxiliary devices from the high-voltage battery to protect low-voltage battery charge and life.

Critical speed and deceleration zones trigger gear release and fuel cut to prevent engine stall and braking vibration without a cut-off clutch.

A front-compartment battery and split charging-port layout preserve a flat minivan floor while reducing charging and refueling confusion.

A battery-capacitor split supply boosts in-wheel motor torque while limiting vehicle weight and reducing wire harness load.

A dual-fed asynchronous machine decouples turbine and propeller speeds, cutting control complexity, mass, noise, and fuel use.

An elastic sleeve keeps the battery mounting bolt retained yet movable, preventing misfastening and simplifying repeated removal and replacement.

Variable charge limiting by gear ratio and speed helps hybrid vehicles maintain battery charge while suppressing shock from engine torque estimation error.

A torque-to-axial-force converter and rotary brake close the clutch gap with less magnetic force, enabling compact hybrid drivetrains.

Adaptive mode switching raises the motor-to-hybrid threshold in autonomous driving to improve fuel efficiency without sacrificing manual drivability.

Dynamic motor torque limits keep hybrid vehicle output within an allowable range despite engine torque estimation error.

Torque is shifted between the engine and motor by deterioration state and cumulative load to keep hybrid vehicle residual value in balance.

Dual electrical machines keep PTO and auxiliary power available through standstill, engine-off operation, take-off, and gear shifts.

Virtual end stops use electric-machine speed drop signals to reference an endlessly rotating hybrid shift drum for precise gear positioning.

Detachable engine-generator units let a movable body swap maintained power modules quickly, reducing downtime and supporting continuous operation.

Acoustic sensors and closed-loop work split control cut hybrid aircraft power plant noise while maintaining required propulsor power.

Predictive battery charge control uses field, inventory, and sensor data to keep electric boost available during heavy agricultural workloads.

A stacked hybrid EV layout places the charger above an integrated motor-power unit to fit the engine compartment and improve collision protection.

A balancing rotor and movable power pack keep a drone stable when its robotic arm lifts or drops payloads, preserving hover and maneuverability.

Forecast weather and battery state guide charge targets before cold starts, cutting engine run-on time while preserving battery life.

By rerouting current through AC machine windings, the drivetrain heats the catalyst without added 12V/24V hardware or DC/DC converters.

Real-time and historical data predict harvester power demand, guiding output and storage control to cut reserve waste and wear.

Road-ahead geographic data and recent speed history feed a neural network to predict EV energy recovery and guide adaptive energy-saving control.

A calibration system identifies relationships between vehicle parameters and control data to automate initial data population for new variants.

A hybrid vehicle control system delays internal combustion engine start using captured regenerative braking energy.

A vehicle controller determines autonomous driving propriety based on shift control abnormalities to maintain travel continuity.

Controller sets minimum or medium engine speed based on shift position, brake state, and accelerator input to eliminate response lag during acceleration.

Coupled planetary gearings reduce design space requirements while enabling hybrid mode and torque distribution in vehicle axle drive devices.

Segmented drainage channels and a baffle flange direct oil away from the torque converter to reduce spin losses caused by accumulation.

Segmented planetary gear mechanisms and external clutch actuation eliminate hydraulic energy loss, enhancing fuel efficiency in hybrid vehicles.

A hybrid vehicle control device coordinates clutch engagement with motor generator rotation to deliver assist torque during engine starting.

Electric machine generates torque pulses to double excitation frequency, reducing torsional vibrations without high energy consumption.

A vehicle controller adjusts driving force using navigation data and current location to manage target speed.

A 3-way solenoid valve directs transmission fluid to separate cooling and lubrication circuits via proportional flow control.

Controller monitors electric oil pump RPM to enable motor creep driving when hydraulic pressure drops.

Nests lockup and K0 clutches inside the rotor diameter to resolve the trade-off between selective engine connection capability and radial space occupation.