Secondary Cells TRIZ Cases

Cooling plates with elastic inserts route coolant through channel structures to maintain thermal stability in high-density energy storage modules.

A composite coating layer containing trilithium phosphate and yttrium enhances lithium ion conductivity across the positive electrode interface.

An elastomer coating isolates transition metal oxides from electrolytes, preventing decomposition while preserving high energy density.

Li3OCl solid-state electrolyte prevents dendrite formation and thermal runaway while maintaining charge capacity at elevated temperatures.

An endothermic heat absorber intercepts heat transfer between adjacent batteries, preventing chain overheating during high-output operation.

A battery module design uses a recessed second electrode lead to isolate the bus bar welding zone from material mismatch issues.

A surface-enabled battery exchanges metal ions at electrode surfaces to enable fast charge cycles and high power density.

A crosslinked acrylic copolymer prevents electrode cracking during drying.

Titanium disulfide substrate hosts elemental sulfur, trapping polysulfides and catalyzing decomposition to stabilize cycling.

Integrated side cover plates fix sub modules to resolve the trade-off between rigidity and device complexity.

Aqueous vinylidene fluoride latex binder joins electrode particles to metal collectors without organic solvents.

A battery system uses a porous wick to evaporate heat transfer fluid for thermal management.

Integrating fuses into the first current collector cuts off overcurrent flow during short circuits, preventing explosion or fire risks.

Composite electrolyte solution containing cyano and phosphorus-oxygen compounds protects active materials against high temperature swelling.

A battery unit fluid directing arrangement channels vented gas from a pouch cell to a housing opening through defined flow paths.

A tragacanth gum aqueous binder joins electrode active materials and conductive additives using water as a solvent.

CMC and hydroxy group-modified PVP binders prevent NMP infiltration and SBR swelling, maintaining adhesion strength during inorganic particle layer formation.

Tin plated heat pipe connections reduce thermal resistance for homogeneous cooling in vehicle battery packs.

Modified inorganic clay enlarges interlayer pitch to facilitate efficient lithium ion transfer and prevent electrolyte decomposition at high temperatures.

Thermal regulation device uses segmented distributor elements to circulate fluid through intersecting walls for enhanced heat exchange.

Optimized particulate polymer and surfactant levels suppress metal precipitation during charging while maintaining discharge capacity stability.

A battery module assembly uses a combination-type housing to support unit modules and integrate fixing brackets for compact structural design.

A boron compound additive modifies electrolyte conductivity to suppress resistance increase over time and improve output characteristics.

Concentration gradient doping in lithium composite oxides improves high-temperature storage stability and lifespan characteristics.

Lithium nickel manganese cobalt oxide cathodes utilize controlled titanium surface layers to stabilize the electrode structure.

A battery module frame uses side plate grooves to channel external air for convective cooling of the cell assembly.

A non-aqueous electrolyte combines specific anhydride derivatives with fluorine-substituted cyclic carbonates to form a stable protective film on battery electrodes.

Offset bus bar current collectors connect cell terminals at one end, resolving space management complexity while enabling integrated coolant channels.

A flexible volume-variable casing expands under fluid pressure to conform closely to an electric device surface.

Nesting major terminals inside housing recesses eliminates exposed connections, preventing short circuits and boosting energy density.

Laser welds join prefabricated half-shells to create a vacuum-insulated battery housing.

A switching circuit dynamically adjusts power acquisition paths to stabilize voltage supply for electronic device processors.

Side surface coupling units and a fixing member with interposing portions couple adjacent battery modules, preventing bending under load.

A damage identification system uses an insulating member between conductive contacts to detect mechanical cell damage.

A battery tab with a resistance gradient heats its first region faster to melt adhesive and open the top seal.

Water washing a fired lithium-nickel composite oxide controls the lithium ratio, resolving contradictions between synthesis speed and crystal stability.

A charge circuit adjusts clock pulses based on current to manage battery charging.

A battery module integrates a heat exchange plate with a bending portion that melts to release coolant.

SPPY anode resolves capacity-safety contradictions by covalently bonding sulfur within a polymer matrix to achieve high coulombic efficiency.

Segmented voltage detection substrates absorb electrode pitch tolerance differences while simplifying wiring configurations.

Dielectric fluid flows around battery cells and projecting thermal elements to eliminate temperature gradients in densely packed configurations.

Fluorinated phosphate mediates solubility between perfluoropolyether and conventional solvents, preventing phase separation while enhancing battery safety.

A current interrupting device uses a gap between the reversing plate and conductive member to prevent direct contact during activation.

Y2O3, La2O3, and ZrO2 coatings suppress oxygen release at high voltages, reducing storage expansion.

Methoxymethyl formate balances dissociative capacity and viscosity to boost lithium ion battery electrolyte conductivity.

Optimizing pore volume in the first positive electrode active material reduces internal resistance and crack formation during high-rate cycling.

A battery heating circuit uses series resonance components to generate heat through damping elements during alternating charge cycles.

A sealing plate gas release vent uses a segmented groove with a thicker remaining portion to anchor the valve element during activation.

Integrated cooling ducts eliminate adhesive bonding layers to improve thermal contact and reduce production complexity.

Aluminum wiring modules eliminate galvanic corrosion by using homogeneous materials, reducing weight while maintaining electrical reliability.