Secondary Cells Servicing/Maintenance TRIZ Cases

Ceramic-coated thermally stable polymer fibers form a hybrid separator that blocks dendrites, reduces side reactions, and extends battery cycle life.

Controlling boron-containing lithium salt and electrolyte-to-capacity ratios stabilizes the SEI film and improves cycling and high-temperature storage.

A particle-binder protective layer limits electrolyte attack while maintaining lithium-ion transport to extend electrochemical cell cycle life.

Chlorine-containing electrolyte additives form stable SEI films that curb resistance rise and gas generation in high-temperature sodium and potassium ion batteries.

An air duct between the battery box and electrical box removes heat, frees cell space, and helps limit thermal runaway risk.

A wetted LiPO3-PEO composite electrolyte improves infiltration and ionic conduction while limiting interface reactions and lithium dendrite growth.

A removal portion in the isolation plate lets engineers inspect protected battery components without flipping the assembly, cutting inspection time and cost.

Cyclic amine or amide capture compounds bind fluoride ions in LiPF6 electrolytes, limiting corrosion, active material breakdown, and resistance rise.

A tailored additive and acrylate oligomer scavenge lithium salt byproducts, stabilize the SEI, and curb resistance rise at high temperature.

A porous separator with titanium oxide or hydroxide coating preserves air permeability under compression and resists thermal rupture above 170°C.

A zwitterionic electrolyte additive scavenges Lewis acids, protects the SEI, and improves high-temperature cycle life in lithium-ion batteries.

Crosslinked polyolefin porous support helps lithium battery separators keep shutdown function while resisting rupture and strength loss at high temperature.

BN aerogels or nanotubes in a gel electrolyte insulate Li-ion cells against thermal runaway while sustaining cycling up to 190°C.

A perforated film reference electrode and auxiliary separator suppress pitting and internal shorts for accurate cathode/anode analysis.

A cyano- and fluorinated electrolyte additive forms a positive-electrode film to suppress voltage rise, gas generation, and decomposition.

Oxygen-containing brominated additives suppress electrolyte fires in lithium batteries while preserving electrochemical stability and cost.

Brominated thiophene, thiazole, and thiadiazole additives suppress electrolyte fires while preserving lithium-ion battery performance.

A wire harness board and thermal pad press the thermistor to the battery top cover, improving temperature response without sensor damage.

Cuttable coupling and rejoinable bus bar sections let usable battery cells be separated and reconnected with less material discard.

A heat-coupled VOC capsule vents detectable gas before battery damage, enabling earlier thermal runaway warning and BMS intervention.

Channel scanning and adaptive transmit power let a battery pack master BMS cut wireless energy use while avoiding protocol interference.

A VOC-filled thermal capsule vents detectable gas before battery cell damage, enabling earlier thermal runaway warning than standard gas sensing.

Shape-memory holes close as temperature rises, blocking electrolyte reaction and dendrite short circuits to improve lithium-ion battery safety.

A whirlwind pore structure tuned by ultrasonic treatment balances ion conduction with dendrite blocking and separator strength in lithium batteries.

A separator with heat-exchange and insulating faces cools one cell while blocking heat to the next, reducing thermal runaway spread.

A particle-coated battery separator uses non-uniform pores to preserve ion transmission while improving heat resistance, cycling, and safety.

A dual-additive electrolyte forms stable interface films to improve high-temperature cycling and storage while lowering low-temperature DC impedance.

A 1,3-dioxane additive stabilizes the cathode-electrolyte interface to curb solvent breakdown, gas generation, and capacity loss at high temperature.

Continuous current, temperature, and state-of-charge tracking predicts battery thermal runaway early without added module weight.

A conductive separator layer with zinc-based dispersed material improves PSoC charge acceptance, limits water loss, and resists peeling.

A fluorinated electrolyte composition improves high-temperature stability by suppressing heat generation and ignition while maintaining wetting and ion transfer.

A Formula 1 electrolyte additive scavenges HF and PF5, limits metal dissolution, stabilizes the SEI, and reduces resistance at high temperature.

Combining relay control lines with voltage sensing conductors cuts battery module wiring complexity, assembly cost, and external connection points.

A cross-linked conductive polymer layer shields the lithium metal anode, suppresses dendrites, and improves cycle stability.

Tapered insertion features and a limiting plate strengthen compact multi-module battery packs by improving force transfer and module alignment.

An insulated busbar interconnect uses a pyrotechnic fuse to isolate adjacent HV battery modules for safer, lower-cost service.

Forced electrolyte circulation with an external reservoir reduces diffusion limits, enables thinner separators, and eases dual-ion battery volume change.

A cation-exchange separator layer traps cathode metal ions to curb self-discharge, dendrite growth, and high-voltage battery instability.

A coated separator film balances low pore-closing temperature with inflection resistance by tuning substrate and coating melting-point and molecular-weight ratios.

A benzo-dioxole or benzo-dioxane electrolyte additive suppresses polysulfide loss and builds a stable SEI to extend lithium-sulfur battery life.

A ceramic-polymer coated separator cuts heat shrinkage while improving electrode adhesion, ion transport, and battery safety.

Strong oxidizing inorganic salt additives form a dense oxide SEI on lithium metal, cutting electrolyte loss and dendrite growth.

A phenyl sulfone and silane additive pair forms protective electrode films to suppress overcharge decomposition and preserve battery performance across temperatures.

A synergistic sulfur- and silyl-based additive system forms protective electrode films to improve hot storage and cycling while lowering low-temperature impedance.

Multi-nitrile and halogenated carboxylate additives form protective electrode films that suppress high-temperature electrolyte breakdown and swelling.

A carbonate and high-oxidation-potential solvent blend improves Li-ion battery stability, overcharge safety, and hot-box performance.

Columnar fillers resist electrode pressing forces to maintain pore mobility and reduce electric resistance.

Phosphite compounds suppress flammability in battery electrolytes by forming protective anode films that preserve electrochemical performance.