Arrangements Responsive To Excess Current TRIZ Cases

A circuit protection device uses a monitor circuit and bi-directional switch to limit current flow during power supply faults.

An inverter circuit differentiates normal signals from ESD surges, preventing unnecessary fuse breaking while maintaining compact semiconductor device area.

A temperature sensing circuit measures inverter thermal changes during overload conditions to enable precise trip event control.

A subtransient current suppressor directs fault currents to ground via a time-delayed switch controller.

A ground monitor apparatus uses a DC detection module to measure current in pilot conductors and disconnect power sources when thresholds are exceeded.

A transformer neutral protection circuit blocks unwanted DC currents using a dedicated DC blocking component and switch assembly.

A step-down circuit uses switching control to manage voltage thresholds and energy storage for power conversion.

A fault detection process monitors the rate of change and magnitude of short circuit current to generate a trip signal for inverter-based distributed generators.

Electronic control replaces slow mechanical breakers, limiting fault currents with low power dissipation and protecting downstream equipment from damage.

Microprocessor-based digital control replaces analog capacitors to limit peak currents, reducing device complexity and manufacturing costs for strobe units.

A hybrid diamond circuit protector diverts high currents through a parallel semiconductor to reduce I2RON losses and prevent overheating damage.

Analog Front End driver provides an alternative path for Electro Static Discharge current to ground.

A failure detection device monitors diode anode voltage to identify IGBT short-circuits using a simple rectifying element and reference comparison.

A distribution board uses display units and sensor tags to automatically determine load connections during installation.

Segmenting the snubber into three transistor groups prevents breakdown by distributing voltage stress across isolated stages.

A power source protection circuit uses a control switch to manage current output and prevent overheating.

A power converter control system adjusts input current using a time-varying threshold signal generated from voltage and current feedback.

A central intelligent electronic device executes protection functions using electrical quantities measured in adjacent feeders connected to the same nodal point.

Segmented control device sums feeder currents to identify fault locations precisely, avoiding unnecessary tripping while maintaining hierarchical selectivity.

Periodic timing signals disable the output during overload to reduce energy waste and temperature rise while maintaining recovery capability.

A capacitor charges and discharges based on terminal voltage thresholds to control soft-start and shutdown timing of the power supply circuit.

A protection device uses a disconnection flag to block immediate reactivation of a power switch after overcurrent detection.

Remote current sense resistors coupled to a summing resistor enable coordinated control of switching elements, reducing power losses from long path lengths.

Dynamic overcurrent detection circuit monitors capacitive load voltage rate of change to generate adaptive trip thresholds.

An RC filter and electrostatic discharge diode remove noise from the reference voltage signal, preventing incorrect overcurrent detection.

PTC thermistors detect heat in voltage regulators and trigger a protection switch to cut power, preventing smoking and burning of switching elements.

A calculation circuit estimates electric wire temperature by correcting the initial thermal state using detected load current and known thermal characteristics.

A current-limiting circuit uses a parallel high-ohmic path to bypass transistor overload during short circuits.

Merging fault detection into the protection control device reduces hardware quantity and cost while maintaining system reliability.

Intelligent power switch segments vehicle battery and ignition sources to prevent battery discharge during external device operation.

A power supply system monitors output current against a pre-protection threshold to manage voltage delivery during high boot loads.

A load driving device uses a melting interrupting part to stop energization without high-rated relays.

An alpha plane protection system converts multi-terminal currents into equivalent two-terminal values to determine differential and restraining currents.

A regulator controller monitors free-wheeling diode voltage to dynamically disable switching circuits during over-current events.

Electronic protection circuit replaces slow mechanical fuses, reducing power loss and preventing concurrent server failures.

Dual disconnectors separate a high strength stainless steel line lead to eliminate mechanical stresses from external weights.

A controller monitors the rate of change of operating parameters in a power converter to generate fault signals.

A semiconductor switch control device applies a limiting gate voltage to regulate current flow through the primary switch.

Current sensing detects ferrous component saturation in high magnetic fields, triggering a switch to cut power and prevent burnout without physical shielding.

Processor detects grounded neutral conditions by analyzing power supply DC output characteristics, eliminating costly capacitors and transformers.

A voltage regulator protection circuit switches off the pass device upon detecting a short-circuit condition to reduce energy losses.

A fuse apparatus uses a controller and sensors to interrupt current flow via an electronic switch.

A protection circuit integrates load current to approximate an I2t trip characteristic using basic analog components.