Hybrid Vehicles TRIZ Cases

Adjusting the first motor torque share when pinion temperature exceeds a threshold prevents dual driving restrictions caused by thermal overload.

A hybrid vehicle controller manages engine and motor-generator operations to execute intermittent stop and motoring controls for exhaust filter maintenance.

Pressure-sensitive sensors on the charging pad detect tire position to drive the transmit coil, eliminating manual plug insertion.

A control unit calculates supercapacitor charging time to reach a voltage setpoint and signals the user when engine start is ready.

A hybrid vehicle controller suspends fuel injection during coasting and manages transmission engagement to prepare the powertrain.

Open-loop estimation tables manage driveline lash transitions without wheel speed sensors, reducing noise and vibration during torque reversal.

Axle creep torque control routine adjusts commands based on vehicle speed and braking requests to generate precise axle torque.

An electronic control unit manages upper limit torque to maintain consistent driving force output.

A control device drives the input member during neutral states to supply hydraulic pressure for engagement learning.

A double-ended inverter system drives series-coupled six-phase and three-phase motors using two independent inverters.

A hybrid vehicle control method manages engine abnormalities by motoring the internal combustion engine with a first motor to maintain target rotation speed.

Mechanically coupled motors in a dual actuated power pack eliminate oversized grid feedings by isolating high starting loads from the main supply.

A hybrid vehicle clutch device uses parallel frictional and positive locking elements to transmit torque between the electric motor and internal combustion engine.

A rotary hydrostatic damper isolates dog clutch components from random torque inputs, enabling smooth synchronization in electrically-variable transmissions.

A fuel pressure sensor error detection method monitors lift pump voltage pulses for output signal flattening to identify in-range degradation.

A vehicle control device adjusts engine rotation speed to synchronize pseudo and mechanical gear shifts.

Control device determines weighted clutch torque to enable accurate compensation by the second driving machine.

A hydraulic control apparatus adjusts solenoid valve characteristics to regulate engagement pressure during vehicle stop conditions.

A marine propulsion control system monitors trim position to adjust engine RPM during reverse thrust maneuvers.

A multi-mode powertrain system manages engine states to achieve catalyst light-off temperature.

Microprocessor-controlled outlet units manage vehicle power distribution through bi-directional infrared communication interfaces.

A vehicle control device corrects target gear ratios to stabilize automated driving behavior.

Disconnecting planetary gear components allows electrical machines to bridge torque gaps, eliminating clutch wear and shifting interruptions.

Vertical engine auxiliary positioning reduces connecting member burden while maintaining compact layout flexibility.

A vehicle power-drive system uses dual motor generators and multiple input shafts to enable rich drive modes.

Leaf spring unit applies additional axial force to friction elements, reducing installation space and actuator energy consumption.

Indication apparatus calculates driving indices to guide drivers, reducing unnecessary engine actuation and mechanical brake usage.

A hybrid vehicle torque distribution system transfers drive power to the electric machine when grip remains stable.

A regenerative brake system supplies electric current directly to an electrically heated catalytic converter.

An electric pump supplements mechanical lubrication during electric-only operation, enabling fault detection by comparing actual and expected fluid pressures.

Calculating motor torque pulse commands based on inertia ratios counters engine compression pulses, reducing vibration without adding mechanical dampers.

An integrated electrical pump uses motor speed and torque data for closed-loop hydraulic pressure control without a dedicated sensor.

A hybrid vehicle system uses motor drive control to rotate the crankshaft when particulate matter combustion remains below a threshold.

A driveline management system recalculates the optimal launching gear based on available power and vehicle mass before launch.

Scarf-jointed stamped sheets create bridges with tailored properties that reduce flux leakage and increase torque density in electric machine rotors.

A telematics unit manages vehicle battery discharge through a charge controller requiring user authorization.

A hybrid excavator control system manages drive torque between electric and hydraulic motors to maintain balanced swing operations.

A multi-mode powertrain system executes an engine intake manifold pump down mode to minimize pumping losses during deceleration.

A vehicle shifting control method inhibits line pressure increase during power-off upshift and synchronizes motor speed to a target value.

Infrared sensors detect occupant physiological data to enable vehicle control adjustments, mitigating risks from impaired operators.

ARMA models generate speed profiles from driver behavior and route data to estimate vehicle energy consumption with 1.8% accuracy.

Controller allocates braking torque across resistors, engine, and transmission to dissipate energy without fluid retarders.

Longitudinal electric machine placement through the timing cover eliminates belt drive losses and simplifies assembly.

A hybrid vehicle controller diagnoses clutch failure using temperature and load data to manage engine and motor operations.

Electronic control unit limits engine power until a torque threshold is reached, then relaxes the constraint to reduce drive shaft torque delay.

Segmented electrical architecture with galvanic isolation between drive units manages pole-chassis capacitance limits.

A controller manages capacitor discharge to drive a swiveling electric motor on an excavator upper body.

Dynamic engine control optimizes powertrain efficiency by calculating operating points that minimize fuel consumption and energy losses.

Segmenting torque control into successive stages resolves conflicts between fuel efficiency and dynamic response speed in hybrid drives.