Electric Devices TRIZ Cases

A vehicle battery pack uses engine cooling water injected by a safety device to lower cell temperature.

Multiple TVS dies share electrostatic discharge energy via a substrate common bus.

A parallel battery system uses a control circuit to limit short-circuit current below the circuit breaker breaking capacity.

Switching elements disconnect battery cells upon receiving a danger signal, preventing short circuits and heat production during vehicle crashes.

Reducing wheel diameter to 700-750 mm removes raised arches, expanding the central corridor while modular electric drives maintain load capacity.

A fuel cell vehicle controller calculates a power feedable period based on remaining hydrogen and required drive distance to the nearest station.

Mobile probes with GPS tags capture traffic data to detect anomalies in heterogeneous Smart Grid networks without disrupting operations.

Segmented pyrotechnic switch prevents hazards by severing the busbar first, then connecting a contact element to ground for rapid residual energy dissipation.

A redundant battery management system architecture maintains vehicle power supply through cross-coupled controllers and multiple independent battery units.

Wiring monitoring module evaluates telematics power status and GPS validity to detect installation errors.

Inclined battery case bottom guides water to a drain hole, avoiding complex press-formed structures.

A PWM width modulation voltage switching control circuit supplies a relay coil with reduced average voltage to minimize energy losses.

A backup power supply connects ground lines via a diode to maintain ECU operation when primary lines break, while an inductor filters noise.

A battery disconnecting device combines a transistor and relay to manage electrical current switching between power sources and components.

Adaptive inserts adjust cavity volume to fit varying garbage receptacle sizes, reducing manual labor and improving transport efficiency.

Stationary control unit coordinates data traffic between rail vehicles and simulation units to enable rapid fault detection.

A traction battery cooling system activates proactively when electric current exceeds a threshold, preventing overheating before it occurs.

Centrifugal force moves clutch sliders outward to disengage the drive mechanism, eliminating energy losses from auxiliary system back-driving.

Segmented tubular frames and bracket assemblies protect battery cells from collision damage while establishing a load-bearing cargo floor.

A battery protection circuit compares state information with reference values to control power supply units.

A low voltage DC-DC converter control apparatus adjusts output current based on heat release temperature to prevent overheating.

Control unit commands locking or unlocking states to verify limit switch feedback, detecting persistent off conditions that prevent accidental operation.

Internal fuses electrically isolate battery cell areas, reducing total energy available during thermal runaway events.

Electric control module manages hydraulic brake pressure distribution for controlled vehicle burn-outs.

Trunk line connectors assign unique IDs to hydrogen sensors, reducing wiring complexity and preventing erroneous component installation.

Integrating the reinforcement member and battery support function eliminates separate parts, reducing weight while stabilizing modules.

Blind-spot radar fuses approach vectors with side impact sensors, reducing deployment decision-making time by 3-5 milliseconds.

A configuration tool with a graphical interface simplifies branch current monitor setup.

A smart meter adapter housing probe electronics intercepts field area network traffic to enable intrusion detection.

Sequential switch operation charges and discharges inherent capacitance to generate measurable current transients for fault detection.

A computing device infers power consumption using utilization-to-power-consumption transfer functions derived from component benchmarking.

Inductive sensors detect fault locations through electromagnetic field changes, reducing manual inspection time.

Topology-based conflict detection identifies outage overlaps with power supply guarantees, eliminating manual errors and improving grid reliability.

Redundant abnormality detectors manage a switch between a secondary battery and an inverter, preventing sudden vehicle stops during overvoltage events.

An insert pod with interconnected walls absorbs side impact energy, preventing passenger compartment intrusion while managing structural mass.

A high-voltage energy system compares pre-accident and post-accident fault states to selectively disconnect circuits.

A calculation system propagates error from alternative functions using probability weights.

Static contactor sequences phase voltages via transformer isolation, eliminating rotating contacts to simplify aircraft brake actuator design.

A debris capture plate with stiffeners and notches deforms to trap road objects, preventing battery damage and thermal runaway risks.

Bi-directional current sense amplifier measures voltage differences between master and slave ground terminals to detect impedance variations.

Iterative charging time feedback corrects voltage and current measurement errors to improve battery state of health estimation accuracy.

A regulator circuit uses a detection capacitor to forcibly adjust the output transistor gate voltage during input fluctuations.

Fire-extinguishing packages release agents via phase transition triggers to manage battery thermal loads.

A wireless mesh network transmits real-time sensor data to resolve installation complexity and improve fault detection in power grids.

A battery control system measures secondary battery resistance to determine charging and discharging states.

A supersaturated liquid refrigerant circulates through a battery pack to regulate cell temperatures via controlled phase transformations.

Dynamic power redistribution detects slippery rail coatings early, triggering magnetic cleaning to maintain braking reliability.

A fuel cell step-up converter executes interruption control to disconnect the secondary cell and increase output voltage.

Transmitting nominal switch-on probabilities reduces communication effort and switching losses while maintaining precise voltage regulation.

Segmented transistors reduce switching loss by minimizing recovery current in parasitic diodes without adding high-voltage components.