Battery Overcharge Protection TRIZ Cases
- Cordless appliance, such as a surface cleaning apparatus, and a charging unit therefor
See how a portable charging unit with onboard energy storage and thermal cooling enables rapid
- Hybrid Wireless Power Transfer Switching for Distance and Efficiency
Alternating inductive and resonant detection lets one charger select the best transfer mode for distance, efficiency, and receiver compatibility.
- Battery Bypass Circuit Control for Parasitic Diode Heating
Current, time, and temperature monitoring switches relay and FET states to prevent parasitic-diode heating and FET breakdown during battery charge or discharge.
- Energy Harvester Protection Circuit for Low-Leakage Overvoltage Safety
A tunable diode-MOSFET protection circuit limits overvoltage in hazardous-location energy harvesters while minimizing reverse leakage and battery drain.
- Battery Regulation Circuit With Dual Current Paths
Dual transistor sets create separate charge and discharge paths, helping a regulation circuit protect batteries from damaging current flow.
- Adaptive Charging Control for Multi-Spec Power Storage Packs
Identification data lets one power feeding unit adjust charging conditions for different storage packs, improving versatility, power use, and reliability.
- Charge Protection Circuit With Abnormal Charging Detection
Current and voltage monitoring lets the controller cut charger power when charging circuit behavior turns abnormal, preventing overheating.
- Battery Cell Vent Fuse for Pressure Relief and Current Blocking
A vent fuse linked to the electrode terminal relieves cell pressure while blocking current to delay thermal runaway and limit flame spread.
- Hybrid Wireless Power Transfer with Inductive-Resonant Switching
Alternating inductive and resonant detection lets one transmitter select the best power path, improving efficiency, distance, and receiver compatibility.
- Battery Module Protection Circuit With Voltage Clamping Fuse Trigger
A voltage clamping loop keeps heater power high enough to blow a battery module fuse quickly, even during low-voltage faults.
- Low-Voltage Charging Circuit for Over-Discharged E-Cigarette Batteries
Alternating extended and IC charging restores low-voltage e-cigarette batteries while blocking unsafe use after repeated discharges.
- Ship-Mode Current Limiting Circuit for Battery Shoot-Through
Comparator-gated ship mode checks VIN, PMID, and battery thresholds to block shoot-through current and protect battery safety.