Speed Controller TRIZ Cases

Motor controller calculates output torque using tilt angle and speed data to prevent excessive vehicle speed accumulation during downhill travel.

Stored torque data maintains propulsion during crank pauses, preventing immediate drive interruption on inclines.

Energizing the second electric motor synchronizes shifting speeds, preventing thermal overload and wear on clutch elements during high-inertia operations.

Dual clutches and a synchronizer segment mechanical and electrical pathways, reducing transmission loss while maintaining adaptability.

A trailer electric drive system generates torque increase request signals to counteract traction interruptions during gear shifts.

A vehicle controller determines target torque using distinct boost rules for different operating conditions.

A vehicle parking control device switches acceleration-OFF-state movement characteristics based on detected position.

A motor resolver measures electric motor shaft position changes to calculate vehicle distance travelled via a drive train.

Bidirectional converter charges the battery during motor deceleration, extending operating time without increasing battery volume.

Modulating a second electric motor produces out-of-phase axle torque oscillations that dampen acceleration fluctuations during clutch-to-clutch upshifts.

A power control assembly manages energy flow from a lithium battery to utility vehicle loads using distinct switching mechanisms.

A motor control system detects participant movements using kinematic sensors to provide hands-free operation.

Dynamic carrier frequency adjustment via shift operations enhances driver feedback and vehicle control responsiveness.

An edible support structure maintains shape and stability, eliminating non-edible packaging waste.

Alternating drive torques stabilize a stationary electric scooter, eliminating the need for rider leg support.

An integrated control apparatus merges stop lamp switching with energy feedback management using a single actuating assembly.

Differential wheel torque from electric machines increases yaw rate without mechanical steering complexity.

Axial slider rings engage fixed speed change gears via projecting holes, preventing shaft bending and gear inclination while maintaining compact vehicle width.

A parking control system manages electric motor output torque to stop the vehicle before engaging the mechanical driving shaft fixing unit.

Calculates electromagnetic loss across decomposed motor nodes to predict temperature, avoiding the high computational cost of finite element analysis.

A slip control system regulates motor torque using a torque sensor to detect drive wheel slipping conditions in low-speed regions.

Regulating generator current sets mechanical torque directly, eliminating voltage control complexity and reducing resource consumption.

Inverter controller calculates PWM duty ratios to maintain charging continuity despite current sensor failures.

Predicts required peak power profiles for electric vehicle maneuvers and recommends restricted execution to prevent propulsive power breakdowns.

Segmented travel computer switches off carrying magnets to prevent target point overrides caused by wireless signal delays.

A modular voltage source converter manages chain-link cell modules through a fault handling control algorithm.

A vehicular control apparatus measures drive shaft torsional stress and applies counteracting motor torque to inhibit shock during parking lock release.

A multi-stage charging device uses electric motor coils as intermediate circuit inductance and the drive converter as a boost converter.

A steering command unit combines calculated target angles with stored previous values to drive ship rudders.

Direct motor coupling eliminates transmission weight and complexity while maintaining high-speed torque delivery.

A dual motor power system optimizes torque distribution between independent motors to maximize synchronized efficiency across varying vehicle speeds.

An electric wheelchair calculates a resultant force combining operator input and virtual repulsive forces to navigate safely.

Evaluation unit coordinates regenerative and service brakes to deliver consistent braking force.

Variable voltage converter generates multiphase voltage via resonant output on inverter rails, reducing switching losses and heat generation.

A small electric vehicle control unit adjusts target rotation speeds based on cumulative power consumption.

A DC-DC converter control device manages output current limiting values to maintain stable power delivery.

Dynamic control strategies optimize hybrid propulsion by adjusting assistance levels to prevent over-depletion of energy storage resources.

A motor control device calculates magnet magnetic flux to adjust d-q axis current commands within a voltage limit ellipse.

A conductive vehicle body region forms part of the battery housing to provide electromagnetic shielding.

Torque condition checks prevent engine and motor speed increases during system stop, ensuring synchronized deceleration.

Calculating electrical moment via motor parameters replaces wheel speed sensors, resolving traction loss during acceleration.

A vehicle control device detects excess acceleration using independent torque and acceleration parameters.

A controller manages braking torque by switching between regenerative charging and dynamic dissipation, preventing overcharge when the battery is full.

Inclined walls in a flat cell sheath curve inward under vacuum to equalize surface pressure, reducing electrode degradation and preventing wrinkles.

A powered vehicular interlock system uses separate floor interfaces to deactivate propulsion when braking is activated.

A control device calculates dual torque target values to manage regenerative braking forces in electric vehicles.

Switching between continuous and maximum rated torque limits stabilizes vehicle output while preventing motor overheating during high-demand driving.

Segments traction and auxiliary power via a shared inverter housing, decoupling secondary consumers from high load voltage drops.

Independent master and wheel cylinder control maintains familiar pedal feel while maximizing energy recovery.