Hybrid Vehicles TRIZ Cases

Modifying motor torque commands using lead-lag compensation to attenuate driveline vibrations caused by low damping in hybrid powertrains.

A reversible electric machine bridges primary and secondary gearbox shafts to fill torque gaps, eliminating pitching oscillations during gear shifts.

Maintains manifold absolute pressure above threshold during fuel cut-off to prevent oil leakage and piston ring vibration.

Electronic control unit adapts visual signal color and intensity based on detected hybrid drive operating modes.

Replacing thrusters with a shore-connected wire and rudder eliminates sonar noise interference while maintaining precise position control in running water.

Varying adjacent rotor magnet pole arc angles breaks lamination symmetry to minimize torque ripple in internal permanent magnet machines.

Rigidly connecting the dry lamella coupling baskets to shaft connections stabilizes torque transfer and reduces noise emissions during cold starts.

A high-voltage interlock system measures shunt connection impedance across multiplexed wires to verify connector seating integrity.

A vehicle control device adjusts torque input by increasing engine rotation speed during transmission shifts.

A diagnostic method infers active grill shutter position using traction motor current and drive motor stall data.

Auxiliary electric oil pump mounts directly on the mechanical pump housing to share common fluid passages within a compact vehicle drive unit.

A vehicle power generation system charges backup batteries using engine speed and capacity detection logic.

Management ECU adjusts regenerated energy absorption to maintain consistent deceleration.

Controller switches regenerative power storage from capacitor to secondary battery when state of charge drops below threshold, preventing undercharging.

Passive purge mechanism transfers fuel vapors from the hydrocarbon trap to a storage canister during engine-off conditions.

Controller estimates torque transferred through an overdrive clutch to adjust engine and motor outputs for smooth power distribution.

Snap-in spacer pairs interleave between stacked cells to eliminate loose connections, ensuring stable traction battery assembly.

An electric machine adds torque to the transmission line during hydraulic load spikes.

A vehicle controller dynamically adjusts target torques across electric drive units based on maximum available battery power.

A hybrid vehicle exhaust purification system adjusts engine speed and battery state of charge limits during NOx reduction processing.

A vehicle controller categorizes reflash operations into critical and non-critical classes to manage energy consumption during updates.

A thermal control module computes a master-reference temperature value from multiple vehicle sensors to detect malfunctioning units.

A vehicle coasting control device switches between engine drive and stop states to manage power transmission.

A vehicle control apparatus adjusts boost pressure based on motor generator rotation speed to maintain required engine output torque.

A control portion synchronizes engine torque with motor torque to engage the clutch in hybrid vehicles.

A hydro-pneumatic energy storage system charges accumulators at varying precharge pressures to increase volumetric energy density.

A clutch device couples an auxiliary motor to a differential element or output shaft, reducing mechanical complexity and vehicle weight.

A hybrid vehicle control system evaluates torque deviations to maintain electric driving mode during temporary load spikes.

A hybrid vehicle control unit manages torque output from dual motors to ensure smooth transitions between single and dual drive modes.

Route markers trigger AGV redirection to charge stations, preventing congestion and simplifying control structures.

A hybrid drive train distributes braking torque between an electric machine and a wear-free permanent brake.

A start controller prioritizes inertial, MHSG, starter, and injection starts to optimize engine restart strategies.

A hybrid vehicle control device adjusts engine output smoothing rates to manage power storage charging limits during accelerator return operations.

Doubly fed electric machine assemblies manage regenerative energy via a variable frequency power system, reducing power electronics weight by 85%.

A multi-mode inline electromechanical variable transmission system uses electromagnetic devices coupled to planetary gear sets for selective power reconfiguration.

A battery energy control module uses positive temperature coefficient components to generate heat for thermal conditioning of vehicle traction batteries.

A capacitor buffers transient regenerating power fluctuations from uneven mine roads, ensuring stable auxiliary power supply and reducing fuel consumption.

A detachable power generation unit employs a stop mechanism to prevent unintended operation during installation or removal.

A hybrid transmission control system adjusts motor torque to cancel torsional resonance oscillations between dual electric motors.

A selective driver coaching system adjusts regenerative braking cues based on learned driver behavior patterns.

Travel control apparatus detects power source states to set fail operation modes, extending travel distance while maintaining reliability during failures.

A planetary gear set sums power inputs from an engine and electric motor to drive a hydraulic pump.

Integrating a resolver with the coupling sleeve detects axial movement without adding separate sensors, reducing component count and weight.

A hybrid vehicle control apparatus selectively establishes drive states to generate electric energy and manage power transmission between the engine and wheels.

Adjustable engine pull-down thresholds enable electric motor torque response during steady driver demand.

A vehicle drive device uses an oil collecting portion and falling passage to supply lubricant to internal gears.

A power split hybrid transaxle merges planetary gear sets and electric machines along a common axis to minimize overall axial length.

A hybrid propulsion system manages power distribution between electric motors and a convertible turbofan engine.

A voltage detector on the DC bus measures induced voltage during engine start to identify permanent magnet degaussing in hybrid shovel assist motors.

Independent reinforcement elements sandwich the battery and chassis structure to absorb impact forces.