Secondary Cells TRIZ Cases

A lithium ion battery binder resin limits oil-soluble radical initiators to reduce internal resistance.

A fluorinated unsaturated phosphate electrolyte additive forms a passivation film on lithium-ion battery electrodes.

A battery pack support frame spaces apart cells and includes vents to maximize airflow for passive cooling.

A microporous separator with a fibrillar polyvinylidene fluoride adhesive layer enhances peeling strength and ionic permeability.

A composite binder composition with optimized swelling properties reduces internal resistance while maintaining adhesive force.

Polyvinyl acetate binders reduce irreversible capacity and electrolyte decomposition in lithium-ion batteries.

One-pot cyclization of carbonyl fluoride with hydroxyketones produces high-purity fluorinated cyclic carbonates that form protective electrode films.

Multifunctional hybrid coatings deposited via atomic layer deposition protect lithium ion battery electrodes.

A battery module cooling component positioned on secondary battery sides and end faces to enhance thermal management.

Insulating caps extend between battery cells to prevent contact while a binding frame provides rigidity for flexible capacity expansion.

A mobile battery-powered workstation cart integrates barcode scanners, printers, and computers into a wheeled frame with modular bins.

A removable fuse bridge spans a buss bar fuse channel to provide sacrificial overcurrent protection during battery module transport.

Varying binder coat amounts at edge portions prevent active material peeling and slip-down, ensuring stable bonding strength during pressing.

Cap cover protrusions support connection members above the battery cell to prevent physical damage from sharp edges and welding burrs.

A thermosiphon evaporator uses phase change to transfer heat from battery cells.

A snowman wobble pattern welding method joins battery module components using asymmetrical energy densities to enhance structural coupling strength.

A battery protection composite construction combines inorganic insulation with a reinforcing mesh to dissipate heat and mechanical stress.

Cyclic carbonate and disulfonate additives modify the electrolyte composition to improve electrode wettability in lithium iron phosphate batteries.

Extended top and bottom plates with lateral flanges constrain cell movement and dissipate heat to resolve stability issues in high-capacity modules.

Secondary particles of lithium transition metal oxide maintain primary particle strength while enabling electrolyte penetration through controlled void content.

External case inward protrusions thermally couple lead-plates to radiate battery heat through the housing surface.

Transition metal compounds disperse in the composite matrix to enable oxidation and reduction reactions.

Intermediary heat dissipation pipes conduct thermal energy away from battery cells, preventing deterioration during high-power operation.

A non-fluorinated polymer binder with controlled elution and swelling ratios stabilizes lithium ion battery electrodes against high temperature degradation.

Dispersing ferroelectric particles in a lithium ion conductor matrix maintains the effective reaction area while reducing battery resistance.

A battery pack cooling plate uses flow channels with varying cross-sectional areas to adjust coolant velocity across the module surface.

A liquid cooling circuit bypass tube removes trapped air via negative pressure, eliminating venting valve loosening risks in multi-level battery packs.

Carbon nanotubes form a conductive net structure to entangle cathode active material particles without adhesives.

A battery cooling bypass channels fluid in parallel to resolve uneven heat distribution across lithium-ion cells.

Electrostatic repulsion from amine-treated surfaces ensures uniform dispersion, resolving conductivity reliability issues caused by mechanical milling limits.

Insulated heat conducting element transfers thermal energy from battery cell poles to a dedicated cooling wall.

Brookite TiO2 coating on lithium nickel cobalt manganese cathodes reduces reaction resistance and improves battery output characteristics.

Diamond-like carbon insulators fill cell support gaps to distribute heat via conduction, preventing thermal runaway propagation.

Emergency cooling channels open during thermal runaway to absorb heat from damaged cells, preventing thermal propagation across the energy storage system.

Recessed case bottoms isolate leaked coolant from battery modules, suppressing overheating risks while maintaining thermal exchange through the partition.

A portable power bank monitors instantaneous power output against mobile device input to determine real-time charging efficiency.

U-shaped elastic coupling members compensate for battery pitch tolerance and design errors, preventing direct wire contact and short-circuit risks.

Porous carbon confinement prevents sulfur dissolution while the solid electrolyte interphase blocks dendrite growth, enabling stable room-temperature cycling.

Polyphenylene ether islands in polyolefin seas prevent film rupture during severe thermal conditions, ensuring reliable battery separator performance.

A power management circuit selects the maximum available voltage source to charge the battery and drive constant power loads.

Active cooling channels integrated into the venting device structure reduce hot gas temperatures before discharge, preventing thermal runaway propagation.

A battery housing uses a dielectric flange to seal the cavity and isolate the electrical conductor.

Heat dissipation members extend from inside to outside the module while a cooling fan drives air through a duct.

Dual heat exchanger plates guide coolant in opposing diagonal directions across battery cell rows.

Communication network automatically configures rack battery management systems as master or slave without hardware switches.

Flexible films between cylindrical cells improve heat dissipation while reducing battery system weight.

A cooling control system inquires about user preferences to adjust battery thermal management timing.

A spirally wound heat conduction sheet paired with a deformable cushion member adapts to irregular battery surfaces.

Incorporating melamine-acid salt into the positive electrode active substance layer suppresses exothermic reactions in non-aqueous electrolyte secondary batteries.

A lithium manganese composite oxide with metal-containing compound film and carbon coating suppresses capacity retention reduction after cycles.