Electrical Steering TRIZ Cases

A pull-up resistor monitors phase voltage changes to detect water ingress in electric motor housings.

A variable band stop filter processes motor current signals to remove vibration components from the steering system.

Rotation encoders feed back motor phase data to correct hydraulic flow errors, ensuring straight trajectory at high speeds.

A learning module estimates pinion torque from transmission torque to generate motor commands that counteract directional changes during acceleration.

A sensor-based system calculates a trajectory range to autonomously align a vehicle hitch with a trailer coupler.

A steering assist device generates torque using lateral deviation and path curvature data to guide a vehicle along a target travel line.

A synchronous motor uses a crossing-free single-tooth winding design to reduce torque ripple and cogging torque.

A vehicle control device uses sensor data request signals to diagnose microprocessor health.

A steering control method assigns master and slave functions based on power supply voltage levels to distribute assist force across redundant channels.

A control circuit generates pseudo-abnormality signals to verify detection result communication units.

Expandable damper absorbs vigorous rotation energy to reduce required adjustment force and prevent driver discomfort.

Controller holds torque differential value during constant steering periods to maintain compensation accuracy.

Reconstructs steering wheel torque from angular position data to eliminate the dedicated sensor, reducing system complexity and weight.

A control unit calculates compensation components to counteract kinetic disturbance torques in electric power steering systems.

Dual tension springs apply diagonal upward force to the adjustment lever, reducing sliding resistance and preventing vibration during position changes.

Periodically reducing automated steering torque allows sensors to detect driver input, resolving false warnings from road vibrations in lane keeping systems.

Compensating torque counteracts friction drop from alternating torque, preventing involuntary steering movements.

A steering assist control mechanism calculates additional torque based on wheel speed differences to counteract reaction forces from limited slip differential gears.

A power steering control system calculates a scale factor from wheel frequency to generate an assist command that reduces handwheel vibrations.

Downward protective wall creates a floor gap to prevent connector damage while maintaining assembly access.

A gradually changing return command value calculation unit adjusts steering assist torque based on vehicle speed and angle.

A steering apparatus integrates a manual toe angle adjustment mechanism with an adjustable screw to reorient the wheel around the steering rotation axis.

A steering arbitration apparatus prioritizes overlay requests from multiple vehicle control systems to prevent command conflicts.

Delay compensation and standstill detection modules correct phase lag and parameter errors to maintain accurate velocity estimation.

Motor windings detect fluid ingress via parasitic capacitance changes, eliminating separate sensors and reducing device complexity.

Adjustable plug fixing maintains worm wheel preload to eliminate backlash caused by manufacturing errors.

A control unit reduces steering assist force upper limits when ignition signals are absent at high speeds.

A steering control device resets a pre-driver to an initial state upon detecting a battery voltage drop.

A vehicle behavior control device acquires steering speed via a low rigidity portion of the steering shaft to reduce driving force.

A control unit calculates damping signals for an electric motor to manage steering torque and torsion bar twist.

Frequency-based torque adjustment compensates for steering actuator motor inertia to improve on-center feel.

Resilient biasing means applies axial load to input shaft bearings, eliminating worm and wheel gear meshing clearance that causes rattle noise.

A power steering adjustment device displays control information graphs with user-set marks for intuitive editing.

Controller adjusts electric power steering motor gain to match target response speed.

A rotation detection device uses plural sensor units to acquire mechanical angles and count values for motor rotation.

Electronic torque commands replace mechanical stops, eliminating noise and vibration while preventing unwanted handwheel rotation.

A redundant steer-by-wire system uses a motion converting mechanism to cross-validate motor rotation and steering rod sensors.

Autonomous driving system applies excitation profiles to detect blocked steering actuators in cold conditions.

A steering control unit estimates oscillation frequency and bandwidth to generate compensating signals for the tie rod.

An epicyclic gearbox adjusts the steering ratio between the wheel and hydraulic unit for precise vehicle handling.

A vehicle steering control device uses a driving differential and non-return means to transmit torque while blocking force feedback from the actuator.

Controller calculates estimated temperature lower than detected sensor value to compensate for actuator heat emission interference.

Redundant detection circuits in a motor controller determine abnormal sensor values and select accurate signals to ensure continuous steering control.

A rotation detection device stores absolute angle values before communication failures to maintain continuous operation.

A wake-up circuit boosts back EMF voltage to detect motor shaft position during ignition-off states.

Adaptive front steering system uses an assist motor to introduce compliance and reduce torque transmission.

A control system scales damping factors based on hand wheel velocity to manage power steering dynamics.

Feedback control corrects tire deformation shifts to keep the steering wheel centered during stowage.

A vehicle steering system monitors motor current and velocity to detect overload conditions during telescoping column stowing operations.