Speed Controller TRIZ Cases

A power supply circuit protection device uses a switching mechanism to alternate between fuses for driving and charging circuits.

A vehicle control system adjusts accelerator pedal transfer functions based on geographical location and weather conditions to optimize torque requests.

Predicted torque commands optimize flux levels to achieve fast torque reserve in electric powertrain systems.

A terminal block wall extends toward an opening to suppress foreign object intrusion, eliminating separate covers that increase size and cost.

A control device calculates motor torque command values to manage regenerative braking forces in electric vehicles.

Segmented swingarm and shock absorber isolate rider discomfort from terrain irregularities while maintaining ground contact.

A controller switches an electric machine from torque to speed control mode to manage wheel slip in four-wheel drive vehicles.

Selecting critical electronic control units as synchronization execution nodes prevents unsafe vehicle operation when time synchronous communication fails.

Oblique leg portions extend downwards from a frame member to fasten high-voltage batteries onto vehicle center tunnel inclined surfaces.

A vehicle control apparatus reduces feedback gain and carrier frequency to induce motor lock vibration.

An inverter control method adapts voltage and current values before switching operating modes to ensure stable transitions.

Domain extension devices share radar track data between vessels to generate a common operating picture.

Dynamic torque limitation during low fuel cell temperatures prevents voltage drops while ensuring smooth vehicle acceleration.

A vehicle motor control apparatus determines target torque using non-redundant signals while a monitoring unit calculates a separate monitoring target torque from redundant signals.

Zone-based obstacle detection resolves safety versus time trade-offs by stopping for critical hazards while decelerating for distant moving objects.

Switches between motor-driven and brake-driven hill-hold modes to prevent motor overheating while maintaining vehicle position stability on slopes.

Segmentation reduces weight while universality allows a single device to test multiple sensor types.

Dual motor/generators in a planetary gear set decouple engine speed from vehicle velocity, enabling independent torque control for efficient propulsion.

Segmenting power supply into independent lithium-ion and aluminum-air systems reduces weight while extending traveling mileage.

A guidance information controller adjusts coasting timing based on detected driver tendencies to optimize pedal release points.

Signal filtering removes road noise from slope and torque data, enabling precise gear shifts that maintain power delivery without increasing system complexity.

Electric drive motor powers hydrostatic pump to generate pressurized hydraulic fluid for utility tractor attachments.

A bidirectional external interface exchanges high-voltage energy and data with connected trailers.

Applies periodic waveform modulation to torque commands, preventing motor overheating at low speeds while maintaining stall torque capability.

Switching resonance states increases drive wheel traction on rough surfaces by adding beneficial vibration to the transmission output.

Dynamic switching of slave power supplies optimizes voltage during hybrid driving while maintaining capacity in electric mode, reducing power loss.

A vehicle motive power control unit monitors left-right difference parameters to limit rotary electric machine output.

A hybrid vehicle control system coordinates mode and gear shifts using clutch engagement states to manage drive transitions.

A rotor magnet hole clearance part disperses centrifugal stress via obtuse angle inflection points.

A vehicle driving force control apparatus switches upper limit values to balance load distribution across drive units.

Geared traction drive system with electric motor and gear reduction component enables precise wheel speed control.

A versatile electric bicycle computing unit dynamically adjusts power output and speed limits based on detected location data.

A braking force control device corrects torque output based on detected road surface slope magnitude to stabilize vehicle speed.

A control system manages creep torque in electric powertrains using brake pedal status and vehicle speed signals.

Merges powertrain components into unified housings to reduce wiring complexity and manufacturing costs.

Segregated power lines stabilize vehicle generator protection circuits during load dump events, enabling rapid voltage recovery.

Segmented capacitors with distinct values suppress electromagnetic interference across frequency ranges.

Centralized apparatus monitors insulation resistance, precharge state, and switching states using dual AC voltage sources.

Energy management system determines operating states based on storage levels to reduce power supply to non-essential equipment.

Electronic shift and throttle system uses a button input to adjust engine throttle commands without moving the control lever.

A vehicle communication field enables external user control of the drive system for driverless parking maneuvers.

Segmented in-wheel motors apply dynamic torque distribution to resolve limited collision avoidance performance caused by conventional damping adjustments.

Segmented H-bridge circuits provide independent motor control to resolve the trade-off between system complexity and tractive effort versatility.

Segmented drive paths with switchable clutches eliminate energy loss from differential braking while maintaining individual wheel control capability.

A controller synchronizes engine and motor speeds before clutch engagement in hybrid transmissions.

Adjusting electrical rotor resistance controls differential wheel speed without mechanical differentials, reducing component count.

A control apparatus limits regenerative torque to reduce heat load on a four-wheel drive clutch.

A planetary gear reducer consolidates multiple reduction stages to minimize transmission weight and production costs.