Electric Devices TRIZ Cases

Information acquisition devices alternate between time-division and full-duplex communication states to maintain signal integrity in power storage systems.

Short-range transmitters detect the operator's position to block distracting mobile services, preventing accidents caused by driver distraction.

Dynamic load management reduces power consumption during traffic stops, extending travel range without increasing battery mass.

Reference input signal extracts component from transducer output to compensate shunt resistance drift and maintain measurement accuracy.

A controller compares measured voltage against calibrated thresholds to record diagnostic codes for stuck-in-range sensors and welded contactors.

Extruded hollow profiles join at corners to form a modular battery support, resolving manufacturing complexity and leak tightness issues.

Segmented stack frame members absorb collision energy, preventing direct damage to the rear-mounted fuel tank.

Curved busbar compensation sections accommodate thermal expansion and mechanical forces, maintaining reliable electrical connections in traction batteries.

Succinimide dispersants and overbased calcium sulfonate detergents balance electrical conductivity with anti-rust performance in hybrid electric transmission fluids.

Nest slip rings inside the winding rotor to shrink axial length and improve installability.

Alternating isolated switching modules prevent controller damage and improve fault detection accuracy under large external voltages.

Dual-type battery modules absorb impact energy through slideable cell movement while maintaining structural rigidity in protected vehicle zones.

Multi-strand spur gear wheel hub drive divides power across parallel pinion strands to enhance torque capacity within compact installation space.

A remote system re-engages high voltage battery contactors for safe vehicle operation.

Vertical module placement protects connectors from collisions while preserving vehicle interior volume.

Layered busbars hold battery cells and conduct current without welding, eliminating unreliable weld points that fail under cell movement.

A vehicle stack frame design concentrates mounting holes in end surface covered regions to enhance fixing strength against battery vibrations.

A switchable electric fuse element uses a mechanically linked load path and fuse path to isolate faults.

A fuel cell control system diagnoses water shortage states to trigger regenerative operations.

Mobile interfaces display real-time supercapacitor data to resolve user complexity barriers during electric vehicle retrofits.

A Battery Management System analyzes voltage trends across current points to assess battery health.

A power supply system adjusts relay closing sequences to distribute operational stress evenly across contacts.

Selective activation of multiple voltage conversion units maintains control functionality during precharge despite power supply voltage drops.

A safety circuit arrangement powers discharge and shorting functions using intermediate circuit voltage from the traction battery.

A vehicle sound generation device adjusts audio volume based on detected lane information to alert road users.

A vehicle control device identifies abnormal battery cells by measuring time constants during no-load states.

Voltage monitoring circuits detect power failures and hub detachment, ensuring reliable network notification while maintaining operation during outages.

Processors analyze cross power spectral density signatures from telemetry signals to identify missing filler modules in computer systems.

Raised features maintain a spaced relation for airflow while protrusions contact components to dissipate heat from auxiliary power modules.

J-shaped high-voltage cable routing along the motor case minimizes electromagnetic interference with low-voltage harnesses while reducing power loss.

A rail vehicle multisystem transformer uses a secondary winding midpoint to enable DC voltage input for line converter control.

A data logger uses a switch circuit to harness network energy and rechargeable battery storage for autonomous operation.

A vehicle power supply device calculates capacitor degradation using a microcomputer to compare corrected internal resistance and capacitance values.

A secondary network insulation monitoring device detects faults across primary and secondary power supply networks using a parallel measuring resistor.

A fuel cell discharge circuit uses multiple resistance paths and switching elements to rapidly dissipate stored electrical energy from the stack.

Dedicated collision detection sensor operates independently of main ECU power state to prevent extra electric power consumption during ignition off charging.

A controller system monitors hydrogen pressure sensor measurements to identify current limit causes in fuel cell vehicles.

A vehicle safety device uses a parallel capacitor to buffer current peaks during electrical component disconnection.

A power meter extracts voltage from a standard outlet to calculate consumption using separate current inputs.

A power-supply voltage sensing device trims reference voltages to detect external supply levels.

A battery management system uses dual independent microcontrollers to evaluate measurement data from separate measuring units.

A display control apparatus segments battery usage data to show individual degradation factors.

A battery life estimation device calculates degradation values using master data identified by temperature and state conditions.

A deformable actuator pivots to move a brake booster upward, interrupting the direct force path from a gearbox housing during a frontal collision.

Segments acceleration changes by magnitude and direction to distinguish internal faults from external forces, preventing false shutdowns during collisions.

A current transformer measures secondary winding temperature by injecting direct current and calculating resistance from induced voltage.

Segmented insulated contact sensors detect mechanical pressure on battery cell housings.

A fingerprinting system captures power and electromagnetic emissions to detect unauthorized circuit activity.