Hybrid Vehicles TRIZ Cases

Route assignment based on battery charge lets hybrid haul trucks use downhill charging to cut engine use, fuel burn, and emissions.

An intermediate vehicle operating mode keeps leisure and office functions available during parking while cutting energy use, vibration, and drive-ready burden.

Redundant relays and dual DC-DC paths isolate an abnormal HV battery and switch control power to a backup battery for safe vehicle travel.

Throttle opening and ignition retard are coordinated by engine temperature to improve filter regeneration while suppressing torque shock after fuel cut.

Torque per unit time is reduced when engine oil water dilution rises, helping maintain drive force without stopping the engine.

A permanently linked eTV motor and single-speed gearing replace shift-dependent torque vectoring to improve rear axle agility and stability.

Dynamic deceleration limits tied to fuel-cut conditions reduce hybrid motor load and overheating while preserving smooth braking.

Prebuilt torque constraints speed engine response during wheel shaft disconnect closing while protecting torque transfer reliability.

Speed-based coupling retry helps a vehicle electric machine recover clutch state changes, improving torque path control and reducing motor stress.

Battery state monitoring limits refuse vehicle accessory use and adds supplemental power to preserve route range and collection continuity.

An ECU modifies gear signals and power-cycles the gear selection module to keep displayed and actual gear states aligned during mode transitions.

Thermally conductive cartridges cool pouch cells through direct contact while reducing module weight, size, and assembly complexity.

By coordinating engine, motor, pump, and battery control, this crane case smooths torque swings, reduces lifting vibration, and saves fuel.

Placing the electric motor behind the gearbox cuts mechanical losses and lets commercial hybrids use lower-cost motors via an adapter transmission.

Electric preheating raises SCR and DPF temperature before start-up, cutting cold-start emissions without extra fuel use.

A protective wall shields the guide pin from water and saltwater, preserving assembly alignment while reducing rust and corrosion risk.

Regenerative motor control maintains positive boost pressure in cold conditions to stop blow-by gas condensation, icing, and drivability loss.

Predictive SOC control estimates external device power use and adjusts PHEV driving mode to preserve charge for the return trip.

A multi-position clutch slider and override assembly maintain torque flow while switching hybrid, electric-only, engine-start, and generator modes.

RBFNN fault estimation and fractional-order sliding mode control keep FCHEV current distribution and DC-bus voltage stable under sensor faults.

Angular-acceleration feedback adjusts torque when sources couple or decouple, smoothing hybrid vehicle acceleration across modes.

A controller uses the highest minimum pump speed and ramp limits to steady hydraulic operation, cut noise, and protect battery charging.

Coordinated e-machine and DC-DC control stabilizes HV and LV loads without an HV battery, preventing bus collapse and torque ripple.

Two planetary gear sets and clutches let a hybrid AWD transmission balance continuous ratio control with high off-road torque and lower emissions.

A transfer case with an integrated motor-generator enables auxiliary charging, hybrid drive, and external power while improving energy management.

An assembled hub uses concentric annular cavities and axial oil channels to feed three wet clutches while cutting axial space and manufacturing cost.

Motor-generator integration in a hybrid AMT preserves PTO and retarder functions while enabling selected engine-off truck operations.

Extra propulsion between shift events offsets acceleration loss, helping autonomous vehicles stay closer to the requested acceleration profile.

Convex mission optimization cuts real-time computation for hybrid vehicle power control while minimizing fuel use and maintaining battery charge.

High-load efficiency monitoring separates driver and environmental effects to detect power train abnormalities and cut fuel use and CO2 emissions.

Motor assistance keeps the engine rotating during fuel-cut filter regeneration when the lock-up clutch cannot engage.

Engine torque control and speed-based electric machine switching simplify EMIVT tuning while improving driveline efficiency and drivability.

A coaxial four-shaft planetary set and two spur gear pairings cut axial installation space while preserving multiple hybrid drive functions.

A nested motor-planetary gear module enables compact coupling to added e-drive modules or an engine for scalable vehicle powertrains.

Maintaining front-rear torque split during power source switching helps this vehicle drive control suppress running stability loss.

Torque control between the first and second motors at clutch lock-up reduces DMF spring torsion, restoration impact, and drive instability.

By predicting near-future driving demand from road, location, and driver behavior data, this case improves hybrid ICE-motor switching and energy use.

An axial clutch sleeve lets one transfer case switch among EV, hybrid, generator, and neutral modes while avoiding major powertrain packaging changes.

Adaptive BECM estimation uses an equivalent circuit model and Kalman filtering to match battery charge and discharge power to drive time.

A raised motor speed setpoint during torque demand spikes prevents clutch sticking, reduces jolts, and lowers electrical energy use.

Dual motor damping torque suppresses hybrid vehicle body vibration during cylinder combustion stop while balancing battery state and engine speed.

A sealed tube lets the front transmission shaft cross the electric chamber while blocking lubricating oil flow between hybrid transmission chambers.

Keeping the engine clutch engaged lets both motors and engine drag share braking torque, boosting energy recovery and reducing hydraulic brake wear.

Cross-zone serial links let one vehicle zone controller execute read/write requests through another, preserving critical functions after controller faults.

A stored engine-motor angle reference, learned from crankshaft and rotor sensors at standstill, improves vibration reduction in hybrid drives.

A tubular shaft path and O-ring seals isolate electric and gear transmission chambers without changing the work vehicle transmission case shape.

An independent power distribution shaft creates direct motor paths to the input shaft or reducer, cutting axial size, weight, and control complexity.

Voice-triggered EV mode and torque threshold control cut cabin powertrain noise to improve command recognition and guidance clarity.

When slope, acceleration, or pedal change nears a switch threshold, holding parallel mode briefly avoids engine speed spikes and noise.

Using a starter-generator to load the engine before drivetrain engagement heats the exhaust faster and cuts cold-start CO and HC emissions.