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.

A battery management circuit measures individual cell voltage to calculate discharge current within uninterruptible power supply strings.

A balance correcting circuit uses switching devices and an inductor to transfer charge between storage cells.

Dynamic reconfiguration switches between series and parallel modes to resolve voltage imbalance, enabling efficient maintenance of high-voltage battery systems.

Accumulator control device measures and transmits precise battery parameters to remote auxiliary power supply units.

A battery pack discharge circuit uses pulse width modulation to maintain constant energy consumption in a fixed resistance.

A battery management system estimates open circuit voltage by averaging cell voltage during a critical time window derived from integrated current.

An integrated control module directs inductive energy transfer between cells, preventing overheating and reducing energy loss during balancing.

Pulse width modulation controls charging currents for mixed VRLA and Li-Ion batteries, eliminating loop currents to extend backup time at cell sites.

A detection unit balances battery modules by transferring energy through a magnetic device with windings and switches.

A battery management device detects cell voltages using a dedicated circuit and control logic to distinguish connection member drops.

An equalizer maintains voltage balance between paired batteries in engine-type forklift trucks.

A parallel electricity consumption unit reduces current in boost converters when output voltage approaches input voltage, preventing module damage.

A distribution controller selects battery banks based on state of charge and health to manage charging operations.

Integrates supervisory and fault monitoring circuits on one semiconductor substrate using level shifters for voltage conversion.

Voltage detection units correct battery cell readings by timing measurements after discharge switches turn off.

A switching circuit with a capacitor measures individual battery voltages sequentially, preventing overvoltage exposure to components.

A cell balancing device uses a chain-type energy storage capacitor network to transfer charge between series-connected battery units.

A battery module switch circuit selects power from an external terminal or cell to operate the monitoring circuit.

Inductive coupling transfers energy between cells via a controller-selected current polarity, reducing power dissipation in voltage balancing systems.

Microcontroller compares measured bus bar voltage against a threshold to identify open circuit faults during balancing cycles, preventing system damage.

A super capacitor module recovers braking energy to stabilize DC bus voltage while supplying emergency power during grid failures.

A control circuit detects coupled battery cells and adjusts its operational mode to balance power consumption across the series string.

A battery monitoring module uses physically separated signal lines for voltage measurement and balancing on a single printed circuit board.

A battery control circuit manages power supply modes to balance state of charge across electric cells.

A buck pre-charging circuit manages current flow to series-connected battery modules.

A battery management system transfers energy between paired devices to maintain uniform charge levels.

A single power connector manages bidirectional energy flow through an integrated microprocessor controller.

Time-based measurement during the voltage rise phase resolves balancing inaccuracies caused by flat discharge plateaus in lithium sulfur stacks.

System prevents over-balancing by calculating dynamic time thresholds based on state of charge differences and aborting operations that exceed them.

A management apparatus controls discharging circuits to equalize secondary battery capacities using measured time periods.