Secondary Cells TRIZ Cases

Flexible films conform to irregular busbar surfaces, resolving alignment tolerance issues while enhancing thermal conductivity and reducing system weight.

A spherical layered cathode material with a core-shell structure improves structural integrity and specific capacity in lithium-ion batteries.

A battery cover integrates a high temperature resistant sheet over an opening to block thermal contaminants and prevent chain thermal runaway.

Universal collector plates with protrusions connect via bus bars, reducing manufacturing costs while adapting to variable cell thickness.

An adjusting mechanism changes the distance between pins and cell surfaces to set reference pressure without replacing the battery.

Ventilation ports create vertical airflow paths that cool densely packed cylindrical cells without increasing pack volume.

A LiVOPO4 surface layer on lithium nickel oxide reduces structural destabilization and transition metal elution during cycling.

Intermediary thermal component creates distance between battery unit and box bottom wall, blocking external heat transfer while maintaining structural support.

Segmented conductor plate longitudinal members create spaced intervals that dissipate heat and prevent thermal runaway propagation between battery cells.

Integrated rails and grooves allow sliding cell connections, eliminating bulky separate cases to reduce module weight and manufacturing costs.

A fluorinated cyclic carbonate additive forms a passivation film on the positive electrode to stabilize lithium battery electrolytes.

Zeolite particles on a porous substrate improve cycle life at 65°C by eliminating complex cooling systems.

An external short circuit member connects adjacent battery cells to create a bypass path that rapidly reduces energy during overcharge or puncture events.

An integrated battery case design merges the coolant flow path directly into the tray bottom to enhance space efficiency.

Removable battery component carrier holds submodules with integrated cooling channels and electrical connections.

Dual voltage ranges prevent over-discharge damage by allowing preliminary recovery before cutting off the battery module from external devices.

Universal plates with interlocking connectors join modules while binding bands fix wires, reducing production costs and preventing wire damage during handling.

Graphitizable carbon in the positive electrode active material layer increases electrical resistance during overcharge events.

A compact photovoltaic assembly uses fiber optics to transfer cold light to cells within a spherical array.

A P3HT-PEO block copolymer provides simultaneous electronic and ionic conduction in lithium battery electrodes.

A sealed accumulator circuit-breaker breaks a connecting piece via a deformable membrane to prevent explosion from overpressure.

Vortex flow generation suppresses the temperature boundary layer on battery cases, reducing contact length and maintaining compact assembly volume.

A battery sealing assembly uses a metal ring over a ceramic ring and a composite core column to create a robust structural seal.

An end plate lower area merges with a side plate via a side binder to disperse stress from cell swelling, reducing deformation by 50%.

A solar-powered drone recharging station uses photovoltaic panels and an internal energy storage assembly to transfer electrical power via a dedicated coupling.

A sodium ion battery cathode material with controlled water content and specific dopants enhances ionic conductivity.

Microprocessor-controlled charger relay blocks AC power input, eliminating standby energy waste without adding complex reactive power hardware.

Thinner connecting part in cap assembly breaks at lower pressure, resolving dispersion issues that cause internal gas buildup.

A battery pack connecting bar uses a low-melting metal bridge to interrupt current flow during overcurrent events.

Thickened hose end pieces capture clips against gravity to simplify assembly and reduce time.

Opposing coolant flow directions in alternating channels reduce temperature differentials, ensuring uniform cooling across battery packs.

A hand-held power tool directs cooling fan airflow through a storage battery receiving recess using a change-over flap to resolve thermal management complexity.

Conductive polymer and carbon composite encapsulates cathode material to form a stable artificial solid electrolyte interface layer.

A unitary carrier housing with integral cell sections and flexible hinges aligns bus bar assemblies for battery modules.

Integrating a mid-tray with internal cooling channels eliminates complex internal coolant joints, reducing device complexity and manufacturing costs.

A carbon network of intertwined fibrous carbons dissipates heat generated during high output conditions to maintain battery performance.

Integrated profile structure housing base resists external force loads and absorbs crash energy without adding separate structural components.

A battery base plate uses anisotropic thermal conductivity to redirect heat flow away from failing cells.

Segmented rechargeable packs and electromagnetic induction eliminate device downtime during power replenishment.

Specified mass ratios of polyvinylidene fluoride and polyacrylonitrile prevent electrode cracking while shortening drying times.

A battery pack receptacle connects to a utility bag and includes a USB port powered by the removable battery.

Fluidized bed reactor calcines lithiated transition metal oxides at 550 to 950 degrees Celsius, eliminating rotary kiln corrosion and heating costs.

A heat-transferring compensation element uses inclined planes to maintain contact between components.

Thermally conductive adhesive fills the cooling tray to eliminate separate fixing structures and reduce thermal resistance.

Hollow positive electrode particles with a surface electronic conductor layer increase reaction area and maintain conductive paths to reduce battery resistance.

A sodium-doped lithium-rich metal oxide material expands crystal lattice interlayer spacing to facilitate faster lithium-ion extraction.