Secondary Cells TRIZ Cases

Segmented case members combine rigid heat dissipation zones with elastic flame barriers to stop ignition spread between adjacent cells.

Dual-layer coatings stabilize nickel-rich cathodes, reducing surface side reactions to improve high-temperature cycling performance.

A processing system assigns unique module identifiers by measuring common mode voltage across serially intercoupled battery modules.

A battery module uses a V-shaped connection bar to bond cell terminals via two-sheet welding for reliable electrical connections.

An elastic body seals housing-side holes in a power supply latch mechanism, preventing cooling air leakage through the engagement structure.

A battery cell cooling member transfers heat from the electrode assembly to the sealed portion using a high thermal conductivity core layer.

Replacing manual levers with electromagnetic force reduces user actuation effort by half while maintaining precise fuel dosage control.

Replacing toxic vanadium with abundant copper in a P2-phase oxide structure resolves resource scarcity while maintaining cycling stability.

A bus bar module uses a joining member with rigid and flexible parts to maintain spacing between battery cells.

Segmented rare-earth and tungsten coatings on lithium transition metal oxide particles prevent surface alteration and cracking during high-temperature cycles.

A sliding bracket accommodates cell swelling by moving relative to the housing bottom wall, preventing structural damage.

Segmenting the anode into a metal electrode and carbon electrode resolves the contradiction between high specific capacity and safety risks from metal plating.

A lithium nickel composite oxide with a boron and group 4 to 6 element coating suppresses electrolyte decomposition to prevent thermal runaway.

Cross-linked polymer networks encapsulate cathode active material particles to enhance lithium ion and electron conductivity.

Melting cooling pipes release coolant with high latent heat of vaporization to absorb thermal runaway propagation in closely packed battery modules.

Uniform lithium and nickel distribution in the oxide powder resolves insufficient discharge capacity in nonaqueous electrolyte secondary batteries.

A portable charging case uses a spring-loaded hinge assembly to pivot the cover, enabling tactile feedback and easy access to internal charging slots.

High molecular weight polyolefin blend minimizes gel formation during reactive extrusion, preventing die-drool and ensuring uniform separator surfaces.

A halide solid ion conductor compound enables high lithium ion conductivity in electrochemical cells.

Segmenting copper fluoride into nanoparticles within a carbon matrix overcomes poor material utilization to achieve specific capacities exceeding 400 mAh/g.