Speed Controller TRIZ Cases

Selective brake coupling merges propulsion and braking functions, reducing system coordination complexity.

Feedback control adjusts regenerative braking torque based on pedal travel and speed, recovering kinetic energy to extend vehicle range.

A motor control unit adjusts individual wheel torques to stabilize vehicle behavior during turning maneuvers.

A drive device cover uses a connection-first interlock to delay removal and enable safe capacitor discharge.

A drive controller adjusts electric drive motor speed based on real-time current data to prevent battery overload and extend battery life.

Segmenting the powertrain into multiple motor-battery pairs balances state of charge and improves regenerative braking efficiency.

Series-connected rectifiers replace chopper circuits to reduce device complexity while maintaining voltage control across traction motors.

A modulator adjusts the inverter carrier frequency to stabilize sideband components during motor speed changes.

An electronic park brake module determines driver intent to apply appropriate braking force.

A signal transmission circuit uses a logic circuit to process abnormality signals from isolation elements.

A ground device coordinates power exchange between trains using real-time state evaluation and command transmission.

Segmenting torque control into filtered and unfiltered paths reduces jerking vibrations while maintaining rapid dynamic response for improved driving comfort.

Controller stops automatic parking when motor load limitation ratio drops below threshold.

A train running control unit adjusts departure speed profiles to manage group operations.

A vehicle controller adjusts power delivery to electrical outlets based on battery discharge capacity and engine output.

Dynamic frictional supplementation prevents early anti-lock brake activation, maximizing power recovery during slip conditions.

Slit-segmented bus bars in hybrid vehicle power converters attenuate surge voltage transfer between semiconductor modules, ensuring stable operation.

A hybrid powertrain system diagnoses engine conditions by sensing motor/generator characteristics and calculating net torque values.

Sequential clutch actuation prevents torque interruption during gear shifts, reducing motor thermal stress and optimizing efficiency.

A hybrid vehicle controller adjusts limit charging values based on transmission speed position to manage engine torque states.

Motor-driver operating-signal regulator cuts off abnormal signals from the motor driver, preventing malfunctions and reducing repair costs in electric bicycles.

A controller switches an electric vehicle between manual transmission simulation and normal operation using torque command maps.

A reducer uses a differential apparatus to combine motor power for the non-slipping wheel.

A vehicle control device dynamically selects wheel or motor speed as the feedback subject to maintain target values.

Sensing devices detect parking status to trigger motor controllers that prevent excessive force on the lock device, reducing reinforcement costs.

Fluorinated metal complexes withstand wall collisions during thermal evaporation, preventing decomposition and enabling large-area coating.

Multi-axis motor controller coordinates pulse-width modulation signals across multiple electric motors to balance electrical current draw from the power source.

A controller filters antilock wheel brake torque into frequency components to command motor regenerative braking.

A vehicle antenna directionality controller adjusts transmitting and receiving antennas based on positional data.

A vehicle drive control device monitors hydraulic pressure and acceleration to detect engagement abnormalities in the transmission system.

An inboard brake system on a motor drive unit counters heavy drive motor mass via asymmetric layout, eliminating hydraulic calipers and reducing unsprung load.

A hybrid vehicle control apparatus applies pressing torque from a rotary electric machine to a gear train to suppress abnormal rattling sounds during engine stop.

Activating a cooling fan restores insulation resistance from moisture, preventing unnecessary vehicle unavailability.

Dynamic torque limiting adjusts output using real-time battery parameters to prevent voltage drops while maximizing traction system productivity.

A three-level TNPC inverter uses undersized T-leg switches to reduce die area and current rating requirements.

A vehicle driving control system adjusts left and right wheel forces to maintain stable yaw moments during turning maneuvers.

Flexible rod couplings segment foot platforms for independent rotation, resolving stability-versus-control trade-offs during turns.

A boat propelling system calculates pivot angle changes to detect steering abnormalities.

A hybrid vehicle control system switches between electric and engine driving modes based on road gradient to manage power transmission.

An onboard terminal protection apparatus uses balise signal detection to activate brakes, eliminating dedicated ground equipment and reducing safety margins.

A frequency hopping datalink system calculates relative position using antenna array phase differences.

A controller modulates electric motor signals to prevent consistent end positions and reduce brush wear.

Overlapping blocks reduce inverter count while maintaining independent vehicle control.

Electronic control unit adjusts internal combustion engine load point using real-time acoustic masking potentials from road and wind noise sources.

A vehicle control device updates running-condition parameters using machine learning to correct stopping errors.

Monitoring electrical energy supplied to and emitted by traction motors detects drive train component damage that compromises indirect wheelset speed detection.

A tension sleeve system applies adjustable clamping force between stationary and swivel shafts to control rotational torque in electric trolling motors.

A control unit manages electric vehicle propulsion by monitoring throttle position and speed parameters.

A drive module adjusts torque output based on yaw rate error to maintain vehicle traction during acceleration events.

A hybrid vehicle control apparatus adjusts battery charge levels to optimize energy use during travel.