Charge Equalisation Circuit TRIZ Cases

Balances SOC by transferring discharged power between mixed used battery units, reducing storage deterioration and external electricity use.

A tapped inductor and switch chain transfers charge between series cells to balance larger battery packs without resistive energy loss.

Shared inductors and two-switch control balance SOC across multiple power sources while cutting circuit complexity, cost, and power loss.

Dedicated converters fully charge parallel battery packs before equalization, overcoming flat OCV-SOC regions and internal resistance mismatch.

Duty-cycled DC/DC and non-isolated DC/AC conversion cut standby and part-load losses while balancing modular battery modules.

Voltage and change-rate thresholds gate battery charging until vehicle start, avoiding large current discharge, switch sticking, and overcharge.

A battery pack charging sequence uses SOC or voltage differences to limit parallel current imbalance, improving life and relay safety.

Shared switches drive local and global capacitors to balance series cells faster with lower component count and quiescent power loss.

Overlapping battery cell groups and an overdetermined equation system reduce sensor count while still isolating abnormal cell voltages.

Y-connected battery strings and an inverter split AC supply roles by energy and output density to widen use while limiting losses and overcharge risk.

Switching circuits manage individual battery cells by SoC and SoH to equalize charge, limit overheating risk, and extend service life.

An adaptive balancing strategy uses chemistry, use cycle, and detected battery state to reduce cell imbalance and recover full pack capacity.

A control device fully charges one parallel battery at a time while rebalancing others, improving SOC accuracy without an extra adjustment battery.

Dynamic branch impedance control balances parallel battery charging currents so multiple batteries can reach full charge at the same time.

Y-connected battery strings and insulating filters enable efficient three-phase AC output with lower circuit burden and cleaner sinusoidal waveforms.

Multiplexed switching between supercapacitors and battery cells enables fast EV charging while reducing heat, voltage instability, and cell wear.

Compensated cell-voltage comparison separates equalization energy transfer from true short-circuit drops for faster battery abnormality detection.

Multiple battery packs and a sub pack rebalance current across motor paths to equalize SOC and SOH, extend flight time, and protect pack health.

Separate monitoring paths bypass protection FET voltage drops, improving cell balancing accuracy while preserving overcharge and overcurrent protection.

An isolated DC/DC converter and switch network rebalance aged series cells to prevent overcharge, overdischarge, and battery damage.

Multiple battery packs and a power management module limit discharge current in a riding mower while maintaining power and battery life.

A two-stage low-current charge corrects SOC variation in series aqueous cells without individual voltage monitoring, reducing gas and deterioration.

Visual state images show battery cell voltage variation during post-stop balancing, helping operators recognize active processing and avoid confusion.

Temperature-triggered current limiting protects lithium-ion batteries during cold charging while low-power standby circuitry cuts battery drain.

PTMD-based battery grouping enables parallel formation and series testing with current balancing, pre-equalization, and precise measurement.

Individual charging equalizes total voltage and remaining capacity before parallel connection, suppressing circulating currents during mode switching.

A resistor-diode switching circuit identifies battery polarity at low cost while clamping read-in voltage to protect the control device.

Selective module switching lets one battery rack deliver different DC bus voltages while isolating faulty units and balancing module health.

Individual cell-group bypass keeps current flowing after a battery cell fails, preserving module output and reducing overload on remaining cells.

Cyclic balance-switch control and capacitor voltage checks detect open battery cells early, avoiding false voltage readings and missed protection.

Adaptive threshold control uses characteristic cell voltage to correct imbalance in series batteries, improving balancing efficiency and battery life.

Diagonal terminal routing and matched resistor pairs balance current across parallel battery packs to extend service life during charge and discharge.

Sense circuits and a buck-boost controller balance current from independent batteries to prevent uneven discharge and premature shutdown.

By comparing pack status and switching loads, this case balances multiple HMD battery packs to extend runtime without added weight or tethering.

Series charging and parallel discharge cut conversion loss in multi-cell batteries, reducing charge time and extending runtime.

Selection signals and state detection let parallel battery modules be checked and balanced faster across voltage, current, and temperature deviations.

Galvanically isolated bidirectional DC/DC converters balance split battery sectors before reconnection, reducing inrush current, overheating, and energy waste.

Parallel battery clusters use controlled precharge and protection circuits to limit high-voltage current surges and prevent cell damage.

Parallel resistors across split DC-link capacitors balance a floating midpoint during UPS pre-charge, reducing unbalanced voltages and currents.

Clocked voltage signaling powers sub-control units and supports bidirectional, fault-tolerant battery cell monitoring in vehicle packs.

A switch box reconfigures two EV battery systems between parallel and series charging to balance loads, limit heat, and fit varied station voltages.

A resistor ladder and VCO-based calibration scheme balances multi-cell battery voltages accurately without costly high-resolution ADCs.

A DC/DC stage adapts wide cell-string voltage to the DC/AC input range, improving cell capacity use and reducing photovoltaic storage waste.

Sequential discharge of adjacent battery cells reveals detection line disconnection without false alarms from large cell voltage drops.

Capacity-based equalization continues through SOC-OCV plateau regions, using coulomb counting and resistance-aware targets to extend battery runtime.

Transformer-based cell balancing detects current sensor faults from switching-induced voltage changes while avoiding resistor power loss.

An auxiliary switch with a voltage-limiting capacitor controls resonance voltage for zero-voltage switching, reducing loss, heat, and circuit complexity.

Individual supercapacitor modules and centralized balancing control turn a bendable cable into compact energy storage with simpler power management.

Cross-checking battery management functions with peer units and statistical values helps detect abnormalities and keep operation stable.

Auxiliary power charges MMC cell capacitors through bypass and insert switching to pre-charge the DC link without extra transformers or resistors.