Charge Equalisation Circuit TRIZ Cases

Distributing total voltage detecting resistors across cell monitoring circuit boards limits short circuit currents flowing to individual battery cells.

Multi-winding transformers enable active cell balancing via electromagnetic induction, resolving safety risks from direct high-voltage connections.

A control device selects charging modes for parallel converters to manage individual battery packs.

A resistance voltage dividing circuit and complementary transistors equalize voltage across series-connected storage modules.

Separate charging and discharging circuit sections reduce energy loss by selectively balancing cell voltages based on real-time thresholds.

A convertible battery pack uses a sliding converter element with spring-loaded contacts to switch between series and parallel configurations.

A constant voltage circuit using a Zener diode and resistor stabilizes unit cell signals for accurate full charge detection in secondary battery modules.

A health monitoring component detects lithium ion battery cell expansion using optical or pressure sensors to trigger safety protection.

Li-ion battery pack with integrated protection circuits prevents motor demagnetization by limiting current output during high-power operation.

A semiconductor device uses serial resistance elements to compare connection point voltages for selective cell discharge.

A power storage module uses segmented insulators to isolate controller and communication units from high voltage battery sections.

Phase-locked loop controller adjusts drive frequency to match resonant frequency in battery balancing circuits.

Inductor-based circuit transfers energy between series battery cells, reducing equalization time and energy loss.

Integrating equalization circuits inside the battery gauge chip reduces PCB area, resolving space constraints in compact unmanned aerial vehicle batteries.

A combined lithium-ion battery and ultracapacitor system manages high power demands through parallel voltage matching.

A sodium-sulfur battery voltage correction device subtracts current-weighted resistance products from open circuit voltage to determine accurate end-of-discharge levels.

A battery management system uses differential current measurement to detect ground faults in high-current stacks.

Merged precharge circuits and segmented relays equalize voltage across parallel batteries, reducing component count and device size.

Inductor-based active balancing transfers charge between cells to prevent uneven aging and reduce heat loss from passive resistor discharge.