Speed Controller TRIZ Cases

A control unit records operating states and checks them against signals to disconnect the machine from its energy supply.

Converter controller sets operating points by battery charge state, reducing power consumption while maintaining reliable vehicle power supply.

A trained neural network estimates torque using accelerator operation amount and vehicle acceleration data.

Local voltage regulation via pulse width modulation eliminates sensor wiring complexity while maintaining rapid brake release speeds.

Obstacle detection triggers torque redistribution to prevent instability from friction differences while maintaining driving force.

Parallel IGBT switch groups resolve the cost-power trade-off by aggregating lower-cost components to handle high currents without expensive single devices.

A hybrid vehicle control system manages engine clutch states to execute slip launches using engine power or electric motor assistance.

Integrating a pre-charge resistor and switch inside the main contactor housing reduces inrush current damage while simplifying vehicle assembly.

A braking torque distribution method adjusts recuperation ratios between axles to maximize energy recovery from electric machines.

A rail vehicle battery drive system adjusts intermediate circuit voltage levels to optimize energy distribution.

Motor controller calculates output torque from tilt angle and speed data to prevent backward slipping when accelerator pedal is released.

Real-time braking data transmission replaces static assumptions, resolving the contradiction between safety reliability and line capacity.

Silicon carbide and gallium nitride transistors enable high power density conversion, reducing thermal management complexity in micro hybrid vehicles.

A battery controller regulates charging paths between multiple electric vehicle units using power switches.

A travel support device assigns HV mode to sections with excessive altitude changes to maintain battery charge levels.

A controller generates voltage and switching frequency signals based on engine operating parameters to optimize inverter performance.

An imaging unit positioned within a circular region centered on the drive axle line of an electric undercarriage.

A control device adjusts motor torque using vibration suppression commands to maintain stable vehicle operation.

A vehicle control unit adjusts steering and driving torque to stabilize turning.

Controller synchronizes regenerative current with short-circuit braking torque, eliminating discontinuous force changes during state transitions.

A centralized interface module determines correction factors from sensor signals to control BLDC motors forming an electronic differential.

A regeneration control device adjusts electric current generation rates using a paddle switch interface for vehicle speed reduction.

A control model calculates output errors and applies weights to parameters based on detected error factors.

A drive controller detects currents and torque in abnormal energization systems to improve motor controllability.

Electronic controller adjusts drive ratios for human-powered vehicles based on rider state and running conditions.

A control system interrupts the electrical connection between a vehicle battery and alternator to reduce mechanical load on the engine.

A supporting member unrotatably holds ring gears inside a vehicle drive case to attenuate vibration through frictional contact.

A measuring device monitors electrical state variables between end contact elements to verify physical connection with the overhead line.

A brake control section maintains regenerative braking during vehicle deceleration using an electric motor.

A stator winding configuration uses parallel segment conductors to enhance output density and rotational speed.

A gear shifting control method corrects motor torque during electric vehicle transitions.

Nested planetary gears reduce axial distance and spin losses while clutch-controlled torque vectoring improves handling.

A hybrid inverter system uses separate SiC-FET and Si-IGBT inverters driven by distinct PWM signals to convert stored electrical energy into AC power.

Adjusting field and torque current ratios in magnet-less alternators generates predetermined heat while minimizing acoustic interference signals.

Independent adjustment lever decouples regenerative braking force from mechanical brake input, resolving driver comfort trade-offs during energy recovery.

Segmenting the electrical system into two machines reduces investment costs while maintaining adaptability across diverse implements.

A vehicle drive control system executes intermittent step-up and step-down operations on a direct current/direct current converter to manage power conversion states.

A permanent magnet rotor divides magnets with bridge portions to enhance mechanical strength against centrifugal forces.

A smart towing system uses a control lever and battery to store energy from the towed vehicle for propulsion.

A drive force control system calculates total required torque and selects interim motor torque combinations to minimize power source output.

An inverter controller adjusts phase switching timings to prevent simultaneous transitions.

A driving torque command generating apparatus combines feedforward and feedback control to correct drive system torsion in real-time.

A train operation control apparatus uses non-contact range sensors to measure intervals between trains and manages movement via ground-based instructions.

Independent electric motors replace rigid axles in a modular drive train, eliminating energy loss during turns by allowing differential torque per wheel.

A protruding rib on the power control device casing absorbs collision impact forces before they reach the housing.

A pressure-control steering system uses differential sensor data to drive independent wheel motors for intuitive vehicle turning.

A monitoring device provides traction release signals to a vehicle drive control apparatus.

Isostatic coupling on a line replaceable centerbody assembly allows rapid component replacement, reducing maintenance time and facility requirements.