Secondary Cells TRIZ Cases

Segmented cover plates combine rigid protection with flexible degassing zones to vent harmful gases and prevent vehicle interior accumulation.

Heat pipes replace bulky coolant circulation loops in electric vehicle battery packs, reducing system complexity and leakage risks.

A battery managing apparatus determines state of charge using a stochastic reduced order model derived from electrochemical conservation equations.

Heat pipes conduct energy through a thermal interface material to maintain temperature regulation while preventing liquid ingress.

A segmented heat transfer plate design separates direct casing contact from adhesive joining regions to manage battery thermal loads.

Cartridge pressing portions apply pressure to adjacent cooling covers, preventing cell lead contact during external impacts.

Flexible plates conform to irregular cell surfaces, eliminating air gaps and reducing thermal resistance.

Thermal treatment of dry-mixed fluorine coatings on nickel cathodes minimizes residual lithium, enhancing battery life and thermal stability.

A layered negative electrode uses graphite near the current collector and amorphous carbon near the surface.

Micro-conduit cooling plate eliminates refrigerant chillers and solenoids, reducing system complexity while maintaining efficient heat rejection.

Segmented aluminum modules merge mechanical support and cooling functions to eliminate heavy carrier plates while maintaining stability.

Combining layered xLiMO2·(1-x)Li2MnO3 with spinel and olivine structures reduces cobalt dependency while maintaining structural integrity during cycling.

Adding a nitrogen-containing heterocycle to the electrode slurry prevents alkaline-induced gelation, enabling uniform coating and higher solid concentration.

Alternating current flow between multiple charging chips reduces Joule heating while sustaining high charging efficiency.

A monitoring system applies direct current stimuli to lithium-ion batteries and measures time-varying electrical responses for safety assessment.

Mechanical pressing replaces thermal soldering to connect battery cell tabs, eliminating high temperature damage while enabling reversible maintenance.

Cylindrical coupling members with O-ring gaskets connect cooling fins to manifolds for reliable fluid-tight seals.

Protrusion and recess portions engage with an interposed adhesive agent layer in a battery restraint portion, distributing loads to prevent bending moments.

A thin adhesive layer joins heat exchanger elements at low temperatures to create stable bonds with reduced material usage.

A binder composition integrates heat-expandable microcapsules into lithium-ion battery electrodes to increase internal resistance during thermal events.

A battery pack housing integrates beams to support cells while defining fluid circulation passages for cooling.

Chemical vapor and aerosol deposition synthesizes oriented nanostructured thin films directly on substrates, eliminating binders to boost specific capacity.

Large pores in UHMWPE powder absorb liquid paraffin via capillary action, preventing chain breakage that reduces strength when processing time is shortened.

A composite additive system decreases electrode interface impedance and inhibits gas generation, resolving the trade-off between cycle life and power output.

A fastening assistance plate matches the linear expansion coefficient of binding bars to maintain screw connection stability.

Extended sidewall flanges secure battery cells to cold plates, eliminating thermal interface gaps and improving heat dissipation.

Amorphous vanadium oxide sulfide composite cathode reduces Mg2+ attraction to improve diffusion kinetics and energy density.

Sealing plates act as bus bars to connect cells, reducing weight while improving heat dissipation and structural stability.

Parallel vessel co-precipitation manages particle number density distribution to resolve trade-offs between energy storage capacity and cycle life safety.

Polygonal and linear heat dissipation ribs integrate with the battery housing to enhance structural strength.

A battery module casing integrates cell support structures and flexible members to exert pre-load pressure on cell holders.

Integrating a detection terminal into the connection member simplifies assembly and prevents electrolytic corrosion in lithium-ion battery modules.

Replacing optical MOS-FETs with twin relays reduces manufacturing costs while maintaining insulation resistance measurement accuracy.

Monitoring individual cell voltages during charging and discharging identifies internal short circuits, preventing thermal runaway risks.

Segmenting the active material layer by specific capacity resolves the contradiction between energy density and cycle deterioration in secondary batteries.

Separate charging and discharging paths prevent unexpected interactions between the load and charging device during operation.

Mounts voltage detection circuit boards directly on battery packs to reduce harness count and assembly labor.

Sealed housing circulates inert gas via a blower fan and heat exchanger, preventing moisture ingress and electrical shorts while controlling temperature.

Solid lithium metal powder and hybrid binders restore structural integrity to silicon anodes, reducing irreversible capacity loss during cycling.

A magnesium hexafluorophosphate salt with specific ligands enables stable and reversible magnesium plating.

Light metal salt and silyl sulfate compounds form a stable coating film that suppresses resistance increases during high temperature storage.

A fusible link system with structural terminals severs electrical connections during current overloads in lithium-ion batteries.

Amorphous glass surface treatment layer on lithium composite metal oxide core prevents degradation and gas generation caused by humidity exposure.

A battery unit mechanically constrains an HDD cover plate to prevent accidental detachment.

A polyvinyl acetal resin binder enhances electrode stability and adhesion in lithium secondary batteries.

A battery lid bulging portion distributes stress to the annular thin portion of a safety valve.

Liquid refrigerant flows through sealed modules to cool battery cells, resolving uneven temperature distribution and thermal runaway risks.

A flexible PTC heating film connects to a printed circuit board via connecting elements to provide efficient thermal energy transfer.

Composite lithium metal oxide structures with layered and spinel phases maintain capacity and voltage stability during high-voltage activation.

A cantilevered member presses battery cells against a cold plate to enhance thermal energy transfer.