Speed Controller TRIZ Cases

A pilot control unit determines a corrected setpoint torque to superimpose pre-torque on an electric machine.

A hybrid vehicle control unit restricts motor torque to prevent switching element overheating during operation.

An ECU determining section assigns specific roles to standardized units, resolving maintenance complexity caused by diverse specialized components.

A semi-autonomous vehicle couples to a parent unit via a high-voltage DC power bus to transfer energy.

Dynamic gear shifting avoids LC resonance between inverter capacitor and motor, reducing current ripple and power loss.

A hybrid drive motor control system adjusts torque and speed commands using transmission error maps to maintain precise operation without a rotor position sensor.

An isolated DC-DC converter with an additional branch pre-charges high voltage networks, preventing inrush currents that damage electronic components.

A two-speed transmission system coordinates shifter actuator movement with electric machine speed adjustments to synchronize rotating components.

A vehicle control unit calculates speed variations and applies noise information to generate accurate speed profiles.

A wound rotor motor control system estimates rotor position using wheel speed measurements to maintain phase and excitation current regulation.

A control module adjusts lift pedal regeneration to optimize energy recapture in electrified vehicles.

A propeller shaft drivetrain uses decoupling mechanisms to connect electric motors for power distribution.

A control unit sets rotational speed limits based on switching element temperature to keep voltage within withstand levels.

A sensorless motor drive estimates rotation angles using induced voltage and vehicle speed pulses for precise control.

A controller limits wheel slip using vertical acceleration data to maintain traction on loose surfaces.

Master marine navigation device assigns unique identifiers to compatible slave units, resolving device compatibility conflicts during network integration.

Integrated switching module handles AC and DC inputs, eliminating bulky transformers and extra filtering components.

A steer-by-wire system uses a drive controller to set individual wheel target speeds for precise torque vectoring.

Pulsed compensation torque applied to the rotary electrical machine eliminates torque oscillations in rigid traction chains during electric travel.

Travel control means calculates a final indication torque confirmation value to detect motor control ECU abnormalities without additional arithmetic circuits.

A regenerative braking control system estimates wheel slip by comparing driven wheel speed against a non-driven reference wheel.

Differential brake force distribution prevents rear-wheel lock-up by supplementing mechanical friction with regenerative torque on front wheels.

A travel velocity compensation apparatus estimates accurate speed using dynamic models and non-linear observation.

A voltage conversion device calculates an upper-limit current value based on operation time to set a lower-limit output voltage.

Dynamic rear wheel torque ratio adjustment suppresses forward tilt postures and maintains braking precision during accelerator state changes.

A vehicle diagnosis system detects abnormalities in engine stop and power regeneration functions.

A control device manages electric motor braking torque to decelerate a vehicle during emergency operations.

Positioning the electrical connection at the virtual polygon centroid equalizes vibration forces, reducing mechanical stress on the joint.

Centralized physical platforms host virtual machines to consolidate embedded subsystems, reducing vehicle weight and hardware costs.

Dynamic switching frequency adaptation reduces power loss and acoustic noise while maintaining precise motor control effectiveness.

A fuel tank sensor determines geodetic orientation to ensure reliable fuel pumping from the accumulation tank when fill levels drop below minimum thresholds.

A slip control device calculates torque directives for left and right electric motors based on acceleration pedal input and steering angles.

A hybrid vehicle control device adjusts motor idle rotational speed to optimize belt clamping pressure and reduce power consumption.

A hybrid vehicle control apparatus manages battery-less travel by disconnecting the faulty battery and driving the motor via a generator.

A control device calculates motor torque command values using feedback and feedforward loops to stabilize electric vehicle deceleration.

An adjustable extension rod with universal ball joints links a foot pedal to a trolling motor shaft, enabling hands-free steering from various boat locations.

A shift position sensor detects actuator gear positions to control engine starting in outboard motors.

A hybrid construction machine maps accelerator pedal commands to electric motor speed targets for precise low-speed travel control.

Dynamic switching of parallel power converters reduces weight and cost by matching capacity to real-time traction demands.

A control device delays engine start until transmission downshift completion to prevent torque shortages in the rotating electrical machine.

Truncated acceleration prevents battery temperature spikes that trigger high-power cooling mode transitions, preserving propulsion energy.

A latching device uses eddy current drag to gradually slow moving members before mechanical engagement.

Controller increases propulsion upper limit when demand exceeds threshold, enabling precise position holding against wind and water disturbances.

Segmented modules with standardized interfaces resolve manufacturing complexity while enabling larger industrial vehicle configurations.

Segmented intelligent modules replace complex wiring to enhance reliability and simplify maintenance.

Dynamic force distribution prevents rear brake overheating by shifting load to the front axle when thermal limits are reached.

Merging consecutive PWM pulses in rectifier phases halves switching frequency to minimize thermal stress.

On-track vehicle control device transmits train commands via direct radio paths.

Segmenting propulsion into a powered trailer reduces thermal loading on the battery-electric vehicle, extending towing range beyond standard limits.

Asymmetric frequency modulation across parallel legs lowers switching losses and minimizes noise while maintaining high power handling capability.