Battery Overcharge Protection TRIZ Cases

See how a portable charging unit with onboard energy storage and thermal cooling enables rapid

Alternating inductive and resonant detection lets one charger select the best transfer mode for distance, efficiency, and receiver compatibility.

Current, time, and temperature monitoring switches relay and FET states to prevent parasitic-diode heating and FET breakdown during battery charge or discharge.

A tunable diode-MOSFET protection circuit limits overvoltage in hazardous-location energy harvesters while minimizing reverse leakage and battery drain.

Dual transistor sets create separate charge and discharge paths, helping a regulation circuit protect batteries from damaging current flow.

Identification data lets one power feeding unit adjust charging conditions for different storage packs, improving versatility, power use, and reliability.

Current and voltage monitoring lets the controller cut charger power when charging circuit behavior turns abnormal, preventing overheating.

A vent fuse linked to the electrode terminal relieves cell pressure while blocking current to delay thermal runaway and limit flame spread.

Alternating inductive and resonant detection lets one transmitter select the best power path, improving efficiency, distance, and receiver compatibility.

A voltage clamping loop keeps heater power high enough to blow a battery module fuse quickly, even during low-voltage faults.

Alternating extended and IC charging restores low-voltage e-cigarette batteries while blocking unsafe use after repeated discharges.

Comparator-gated ship mode checks VIN, PMID, and battery thresholds to block shoot-through current and protect battery safety.

A charging management system for automated guided vehicles adjusts battery thresholds to optimize power usage.

A self-contained lithium-ion battery protection system uses autonomous logic to disconnect from the bus circuit when voltage drops.

A dedicated hardware overcharge protection circuit detects cell voltage and controls power supply without a CPU.

A battery charge monitoring system calculates expected charge data from capacity and rate to identify discrepancies during charging.

Segmented battery energy storage system uses independent power converters to maintain continuous charging and discharging operations.

A charging circuit uses a primary coil resistor for current detection to deactivate the switch element when set current is reached.

Laser or electrical fuses trim resistor values in the voltage divider, correcting measurement precision errors that cause overcharging.

Noise source integrated circuit generates random switch-on delay, reducing communication bus load and device complexity in battery systems.

Controller delays trigger signal elimination after voltage exceeds set threshold to prevent commutation failure during transient states.

A protection circuit isolates rechargeable batteries from faulty chargers using active load-blocking and charge-blocking switches.

A charging control device adjusts target current based on supply voltage detection to maintain stable operation.

Pre-calculated limit values stored in memory allow the battery management system to constrain voltage and temperature extremes during operation.

A control unit dynamically bypasses degraded battery cells to maintain voltage output.

A bicycle power controller dynamically adjusts DC power allocation between a storage battery and electric components using speed-based detection.

A charging control system uses pressure sensors to determine threshold changes for battery full charge.

A fluorescent power supply recharges backup batteries using selectable high and low charging rates based on discharge time.

A battery protection circuit uses a comparator to monitor switch voltage and control current flow through a limiting switch.

A capacitor bank with parallel switches adjusts capacitance to stabilize voltage in energy harvesting systems.

An overcharge protection device triggers a terminal short circuit, blowing the battery pack fuse to interrupt charging current and prevent thermal runaway.

An optical sensor detects light presence to confirm device identity before writing data, avoiding display hardware.

A bi-directional electrical system captures regenerative current from auxiliary tools during shutdown to recharge the vehicle traction battery.

A toolbox assembly integrates charging ports and brackets to store power tools and batteries in one container.

Dual threshold sampling detects abnormal energy flow in wireless charging systems, preventing battery damage from over-large voltage or current values.

Optimized separator parameters mitigate over-voltage and electrolyte decomposition, maintaining energy density while preventing capacity deterioration.

A battery pack control unit switches between high capacity and long life modes based on elapsed idle time.

A battery management unit detects and adjusts branch currents to balance parallel cells.

Back-to-back N-channel MOSFETs prevent circuit destruction from counter electromotive force by absorbing voltage spikes via snubber circuits.

A secondary battery protection circuit uses a back-gate control mechanism to manage MOS transistor switching states.

A programmable battery protection system uses an array of fuses and latches to generate a precise threshold voltage for the comparator.

Voltage threshold switching coordinates charging and discharging to prevent incomplete bootup in high-power IoT devices.

A bistable relay disconnects a battery from an electrical supply system to prevent deep discharge and overvoltage damage.

A semiconductor integrated circuit includes a regulator, switch, and pull-down resistor to manage output voltage stability.

A control unit monitors input voltage to manage charging IC operation and prevent leakage currents.

A battery management apparatus converts DC output voltage to AC voltage for main relay diagnosis.

Feedback control mechanism adjusts effective charging power to prevent overcharging damage while maintaining fast charge rates.

A UPS device incorporates a feeding circuit to temporarily power the controller during battery replacement for charge level verification.

A UPS controller selectively disconnects the charging path between the grid and battery array to manage power flow.

A control unit diagnoses mechanical overcharge protection devices by detecting voltage between device ends to verify operational state.

A charge-discharge control apparatus manages power flow in contactless systems.