Hybrid Vehicles TRIZ Cases

AI uses sensor and driver-derived extrication data to detect stuck conditions and apply tailored crawl control to free the vehicle.

Torque-gradient and pulsed actuation control help a hybrid gearbox engage dog clutches smoothly while limiting drag losses and torque spikes.

A dual-output DC-DC converter powers catalyst heating while isolating the battery from low-frequency PWM cycling that accelerates degradation.

A crankshaft-driven generator and front-rear drive shaft cut transmission loss while keeping ATV power output and lowering fuel use.

A series battery-capacitor supply delivers multiple drive voltages with switch control, cutting vehicle weight and cost.

Different droop profiles let dual AC bus generators share propulsive loads equally despite unbalanced auxiliary loads and lower transformer current.

At cold start, generator power charges the auxiliary battery and heats the traction battery until safe charging temperature is reached.

Weighted future torque, yaw rate, and lateral velocity targets help balance acceleration and stability across sport, tour, off-road, and trailering modes.

Leaf-spring-connected friction surfaces let clutch plates self-adjust axially, reducing jamming, wear, and torque loss in hybrid drivetrains.

A variable temporary force boost helps trailing vehicles maintain traction in tight turns, slopes, and poor ground conditions.

A hollow shaft and housing channel recirculate wasted oil to cool rotor and stator more effectively while reducing demagnetization risk.

A planetary gear hybrid module replaces dual clutches to simplify control, enable smoother multi-gear shifting, and cut fuel use.

A planetary gear and clutch layout lets the engine run independently of motor speed in parallel mode, improving fuel efficiency.

Engine start timing is tied to background noise so catalyst temperature is maintained while reducing noticeable engine sound in the cabin.

Predicted demand and battery condition are used to switch between normal and extended SOC limits, increasing usable energy without excessive wear.

Keeping the engine clutch engaged lets both HEV motors recover braking energy, cut hydraulic brake wear, and speed reacceleration.

Predicted power demand and battery condition are used to extend SOC limits only when safe, increasing usable vehicle battery energy while limiting aging.

During brief engine speed dips before acceleration, the display holds and rises instead of dropping to reduce driver discomfort.

Magnetosensitive angle sensors track crankshaft twist directly, enabling cylinder-specific torque monitoring, engine control, and early damage detection.

A coaxial wet clutch layout packs disconnect and dual clutches into less radial space while reducing wear and extending hybrid module life.

Two electric motors and dual clutch paths maintain torque during gear shifts, cutting clutch wear while improving comfort and efficiency.

Standby hydraulic pressure and hybrid brake coordination cut braking delay and enable wheel-level stability control during broadside collisions.

Selective clutch and gear coupling cuts series-mode losses while combining two motors for wheel drive with lower motor capacity.

Coordinated powertrain control balances start-stop, neutral-at-stop, and cylinder deactivation to cut fuel use without hurting aftertreatment efficiency.

An electrochemical battery management model adjusts charging current from SOC, temperature, and charge rate to prevent anode lithium plating.

A clutch coupling links an engine, hydraulic pump, and motor generator for hybrid retrofit without changing existing shaft coupling portions.

GPS and map-based control switches a hybrid vehicle into electric-only mode in zero-emission or user-defined zones to cut emissions and noise.

Adjusting engine stop position after battery charging helps the generator motor restart the engine reliably while limiting fuel loss and seal damage.

PID-based engine and MHSG RPM coordination smooths acceleration after neutral coasting release, reducing noise and fuel economy loss.

A shiftable input gearset and integrated clutch let an electric axle vary gear ratios to balance torque, speed, and drivetrain complexity.

An offset motor generator and gear transmission enable hybrid retrofit without increasing axial width, while improving maintainability and power assist.

Engine start is blocked at low transmission speeds when the second clutch cannot slip, easing EV-to-HEV transitions and reducing stall risk.

A mode clutch decouples the CVT and engine during electric-only driving, cutting belt wear, drag, noise, and enabling generator operation.

Urgency-based torque categorization lets an autonomous powertrain relax or tighten output thresholds to balance performance, heat, and component life.

Sensor-driven power routing separates mechanical and electrical paths to recover terrain and braking energy while reducing drag in hybrid heavy trucks.

A cascaded battery pack with peer-to-peer cell control and embedded ultracapacitors captures braking energy while reducing thermal loss.

Image-based road-sign recognition helps hybrid vehicles detect low-emission zones more accurately and stay in EV mode through the zone.

A solid-state switch isolates dual vehicle batteries in microseconds to stop short-circuit spread and keep L2+ ADAS operating.

Two planetary gearsets, brakes, and a clutch deliver three forward and three reverse gears without a separate reversing mechanism.

Integrated oil recovery channels cool the rotor, stator, and bearings without external pipes, cutting motor length and cooling structure weight.

A 48 V hybrid power network drives solenoid injectors directly, avoiding a booster while adapting control to speed, temperature, and pressure.

Closed-loop engine and motor/generator control balances battery charge demand with NOx reduction by holding exhaust aftertreatment in its effective range.

Active torque on the electric-machine pulley maintains minimum accessory belt tension during hybrid engine start-up, reducing slip, noise, and wear.

Relocating the intermediate shaft bearing between gear stages balances bearing loads, cuts noise, and shrinks electric axle packaging.

Multiple regular road features are matched to a map to resolve repeated-pattern ambiguity and deliver vehicle positioning with low uncertainty.

Chains replace helical reduction gears to remove axial thrust, cut bearing and lubrication demands, and reduce e-drive noise and weight.

Adaptive charge reinforcement raises generator output when battery state is low while preserving throttle response and restart control.

Actual segment energy use updates the remaining EV route prediction, improving trip planning accuracy and reducing range anxiety.

A controller estimates generator power margin from duty ratio and trims electrical loads to prevent vehicle voltage drops and malfunctions.

A control clutch selectively couples the planetary reaction member to damp torque spikes during gear changes and smooth work vehicle power transmission.