Electric Devices TRIZ Cases

A voltage monitoring device detects excess power and diverts it to resistive loads for thermal dissipation.

Monitoring system controller detects series arcing in electrical distribution buses using AI-predicted operational parameters.

A pyrotechnic switch disconnects or bypasses electric equipment using a passive measuring device that transmits control signals based on current thresholds.

Segmenting power conversion into unregulated load supply and regulated battery charging prevents transient damage while improving energy efficiency.

A control unit detects anode pressure and relieves excess gas to enable safe fuel cell system startup.

An exterior brake light array illuminates specific lighting elements to display battery state-of-charge information.

Segmented controllers manage power and hydrogen supply independently to prevent simultaneous failure during collisions.

A battery heat pipe uses a pressure relief device to vent gas phase fluid during thermal events.

Rockable pantograph frames absorb vibration energy while a hydraulic hook locks the fixing member, preventing structural deformation on uneven mine terrain.

A vehicle power unit manages starter operation using segmented capacitor connections to reduce battery current draw.

A trailer-mounted system uses a high-impedance power source to measure ignition line voltage for accurate coupling state detection.

Continuous speed comparison detects sliding, stoppage, and lifting events to restore safe operation while minimizing energy consumption.

A charge control unit divides current by allowable charging time to supply optimal power to secondary batteries.

Onboard train system activates emergency brakes by comparing actual inter-balise travel time against calculated minimum thresholds.

A dual signal path uses semiconductor switches to transmit control signals between low-voltage and high-voltage vehicle electrical systems.

Thermoelectric modules reverse current polarity to cool or heat battery packs, resolving overheating risks in stacked cell designs.

A rail vehicle system monitors wheel creep by measuring velocity differences between moving speed and rotational speed to identify track defects.

A lithium battery unit set uses structural frames and ventilation paths to enable flexible electrical connections.

A fuel cell control device permits battery-driven mode during startup.

An energy management apparatus distributes overall power reduction targets to individual branch circuits for precise load control.

A battery state determination system segments diagnostic tasks between in-vehicle devices and a server to distribute processing loads.

Vertical fuel cell module placement above the tank prevents collision damage during accidents while lowering the center of gravity.

Mounting current, voltage, and ground fault detectors on a shared substrate reduces part count and wiring complexity in vehicle power circuits.

Multi-staged voltage thresholds trigger distinct LED colors to warn users of impending depletion.

Reinforcing members absorb crash forces to prevent frame member damage to battery cells.

A pull-down resistor stabilizes voltage in overcurrent detection circuits, preventing erroneous shutdowns from connection failures.

A signal hold circuit maintains detection voltage levels in an electric steering lock mechanism.

A method determines fuel cell ageing by identifying future stationary operating intervals and extracting degradation measurement values.

A fuel cell vehicle uses a deformable fragile part to visually indicate stack damage after lateral collision.

A commodity supply contract uses dynamic price bands to adjust obligations based on market conditions.

A precharging resistor charges and discharges DC intermediate circuit capacitors via controlled switching contacts.

A battery cooling simulation device predicts thermal response using simplified algebraic equations instead of complex computational fluid dynamics.

External resistors override internal variations to balance fluid flow rates.

A control device compares operation signals with actual driving amounts to detect traveling failures in electric wheelchairs.

Physics-informed neural network extracts equipment load characteristics from total building power data.

Drivetrain oil circulates through a battery module case to perform direct heat exchange, eliminating bulky refrigerant piping and compressors.

A controller adjusts fuel cell stack operating parameters to maintain stability during emergency driving.

Dynamic frequency scanning adapts drive signals to instrument capacitance, resolving inefficiencies from constant oscillating frequencies.

Dual-frequency current modulation determines electrochemical cell impedance for reliable diagnostic monitoring.

A sensor and data processing system determine time-dependent electrical loadability of power lines by measuring conductor temperature.

Alternating isolation switches divert power from crow bar resistors to isolated capacitor banks, reducing energy dissipation during pre-charging.

A control unit monitors current flow to maintain an active short circuit state in an inverter.

A primary battery integrates series and parallel switches within its housing to enable autonomous cell-level management and precise fault isolation.

A statistical test system calculates overconsumption scores from real-time power measurements and operating parameters to monitor industrial compressor performance.

An insulating wedge head physically derails a bridge crane conductor shoe assembly from its rail.

A power consumption calculation apparatus separates total facility energy usage into distinct area components using identified air conditioning efficiency parameters.

A design device supplies calibration current pulses to a battery pack and its computational model to adjust electrical parameters.

Discrete supporting members replace a heavy grille frame to secure the battery case, reducing weight and cost while maintaining crash resistance.