Electric Devices TRIZ Cases

A floating capacitor samples battery terminal voltage to calculate leakage resistance, preventing electric shock from insulation failure.

An adhesion observer estimates wheel-rail friction to enable accurate speed tracking on controlled railway axles.

An overrunning clutch selectively couples an electric motor to a wheel hub, enabling precise torque transmission and regenerative braking control.

Adjusts isolation thresholds based on vehicle speed and water depth to maintain operational continuity while ensuring electrical safety.

Cooling fins and ablative layers dissipate heat from battery ejecta, preventing thermal runaway propagation in aircraft batteries.

A vehicle power bus control module transfers electrical limit values to devices for self-regulation.

Segmenting the base plate and inserting a high impedance component blocks electromagnetic coupling between circuits, preventing conductive noise interference.

A fault prediction system monitors electrical distribution networks using RMS current, power factor, and THD to establish dynamic operational boundaries.

A self-balancing vehicle system dynamically adjusts startup acceleration based on real-time rider proficiency data.

Dynamic sensor panning resolves fixed field-of-vision contradictions, enhancing active driving assistance reliability during lane changes.

A controller system computes power factor and ac current magnitude to stabilize voltage levels during operation.

An operation control apparatus determines danger levels for in-car electrical components based on vehicle speed and obstacle proximity.

Polygonal stator ribs engage frame recesses to expand thermal contact area, resolving limited heat transfer efficiency in circular designs.

A battery management system monitors charging capacity derivatives to predict abrupt state changes before failure occurs.

A battery management system consolidates high-voltage components within a single insulated housing structure.

A power sensor standard uses a dual ridged waveguide impedance transformer to manage high frequency signals.

A dual-probe voltmeter transmits voltage data between separate display circuits to show identical readings on both units.

A vehicle power supply system uses a battery control module to connect a support battery when voltage drops below a threshold.

Segmented sealed compartments isolate thermal runaway events while pressure-responsive valves control hot gas release to prevent propagation.

A power supply system balances current distribution among parallel DC-DC converters using dynamic limit adjustment.

A fuel cell control system monitors unit cell voltages to determine defect degrees and adjust fluid supply.

A rectangular frame with pre-drilled mounting holes aligns load sensors on movable rails to stabilize force transmission.

Relocating battery connection terminals inward shields high-voltage wirings from external disturbances while consolidating electrical pathways.

Segmented evaluation modules share one sensor element to eliminate redundant hardware, reducing complexity while maintaining reliability.

An automated system monitors generator parameters to verify emergency power availability without manual intervention.

A dynamic algorithm estimates individual electrical appliance operation statuses using total power usage measurements without sensor attachment.

Direct electrical connection between electromagnets and vehicle traction power bus eliminates bulky converters in eddy current braking systems.

A residual capacity calculation apparatus blends charge current integration and open circuit voltage measurements using a dynamic blend rate.

A battery module case integrates fire suppression agents that discharge automatically upon cell swelling.

An integrated electrical wheel assembly consolidates motor, battery, and control systems into a single replaceable unit.

Multiple outlet orifices on a toroidal tube distribute coolant across windings to reduce thermal stress.

A power supply device selects between PWM and on-time fixed pulses to manage output transistor switching based on load conditions.

Trace logic captures processing events to correlate them with energy state, resolving the contradiction between measurement precision and device complexity.

A pyrotechnic hinge actuator extends a rod to raise the hood rear portion.

A motor start circuit uses a delayed electronic switch to charge a capacitor, reducing abrupt current loads on mechanical operating switches.

Pre-charged energy store drives clamping transistor to force fuse trip during low fault current, preventing ECU fire hazards.

Gas-liquid separator fastened to hydrogen pump redirects collision forces away from the dash panel.

Integrating conductor tracks into the battery module cover eliminates separate sensor cables, reducing weight and device complexity.

Multiple independent measurement circuits assess validity to ensure reliability despite device complexity.

A traction battery frame merges module base walls with cooling panels to cool cells while supporting structural loads.

A control unit adjusts the state-of-charge operating window based on measured energy throughput and current distribution within a vehicle battery pack.

A battery self-heating method uses controllable large-current lossless short-circuits to raise temperature rapidly in cold environments.

A reinforcing member connects the drive source and control device, suppressing vibration while protecting the auxiliary machine.

A passive structural stopper bracket absorbs impact energy through plastic deformation to protect vehicle battery packs.

A grounding detector adjusts pulse signal frequency based on voltage amplitude to stabilize detection.

Segmented mounting regions and reference batteries allow continuous heat flux measurement, resolving the trade-off between precision and complexity.

Pneumatic cut-off valves lock the key cabinet to prevent pantograph rise and ensure personnel safety during high-voltage repairs.

A computer system calculates arc flash incident energy using stored electrical equipment data and a model function based on weighted interpolation.