Secondary Cells TRIZ Cases

Partial alkali-metal replacement introduces excess fluoride ions, raising solid-electrolyte conductivity for room-temperature fluoride ion batteries.

An integrated busbar frame on a U-shaped case simplifies battery cell insertion, assembly, inspection, and voltage measurement.

A tearable heat dissipation film opens at cell ignition, letting cooling water reach the vent area to suppress flames and prevent chain ignition.

Dual heat insulators block heat and hot particles between cells and bus bars while preserving normal air cooling in battery modules.

An insulated cell cover aligns with each vent to block hot gases and flammable ejecta, delaying thermal propagation in dense battery modules.

Distributed sensing and adaptive refrigerant-coolant control reduce battery pack temperature gaps, helping prevent thermal runaway.

An integrated frame combines cell retention, cooling channels, and conductive layers to simplify cylindrical battery module assembly and heat removal.

A cover cap secures a thermistor in direct contact with the busbar, improving temperature measurement accuracy, response, and insulation.

A porous separator coating with inorganic particles helps lithium-ion batteries resist tearing, short-circuits, and thermal runaway under impact.

Ceramic-polymer nanoporous separators improve battery heat dissipation and dimensional stability above 200°C while preserving ion transport.

Hierarchical high- and low-pressure cooling targets early thermal runaway in battery cells to suppress spread, fire risk, and damage.

Battery cell holders create separate coolant and dry sections, guiding serpentine flow to cool cells while isolating electrical components.

Dual insulation components at battery pack structural joints block enclosure heat paths, helping maintain cell temperature and battery life.

A pre-weakened vent label guides battery pack gas release through a sealed exhaust hole, improving rupture predictability and discharge control.

Directly housing pouch cells in the pack case cuts battery pack weight and volume while improving energy density, assembly, and heat transfer.

An asymmetric tab-edge layout increases active material use in cylindrical battery cells, raising energy density within a fixed cell height.

An inclined exhaust guide redirects hot, high-pressure cell gas to avoid vortices, leakage, and outer case heating during battery pack venting.

Inner and outer holding pieces secure the curved detection wire in a battery wiring module, preventing groove protrusion during connector fitting.

A protector housing and holder manage extra wire length in battery modules, preventing external contact, vibration movement, and connection breakage.

Controlled intra-particle porosity in lithium manganese cathodes improves volumetric energy density, capacity, and rate performance at high voltage.

Moisture removal, gas condensation, and solvent re-supply help produce high-purity lithium sulfide while limiting reactor corrosion and yield loss.

A bimodal LFP cathode particle distribution raises compaction density without sacrificing lithium-ion transport, rate performance, or gram capacity.

Partitions isolate adjacent cell stacking bodies, while an adhesive block seals the opening and adds heat insulation and flame retardation.

Parallel thermal resin and TIM pads keep battery cells fixed and cooled while allowing faulty cell units to be removed without pack disposal.

An isocyanate electrolyte additive removes absorbed water in secondary batteries while limiting resistance growth and preserving charging performance.

A laminated sealing film uses acid-modified polyolefin and epoxy resin to improve lead-wire adhesion and resist electrolyte-driven degradation.

A two-layer cathode with controlled resistivity difference balances lithium ion deintercalation to improve battery cycling and rate performance.

Limiting members keep the adhesive gap uniform between battery modules and the cooling plate, improving heat dissipation consistency and cycle life.

Dual sensing of smoke, temperature, gas, and voltage enables earlier thermal runaway alarms and faster fire suppression in energy storage systems.

Wraparound heat conduction elements coupled to cooling tubing spread cell heat evenly, improving vehicle battery cooling and lifespan.

Rounded, doped LiNi0.5Mn1.5O4 grains cut electrolyte corrosion and interface impedance, improving high-voltage battery cycling life.

Layered covers with intersecting score lines and adhesive sheets vent runaway gas in a controlled path while blocking external gas entry.

Stepped case holding keeps branched flexible substrates curved and protected, improving busbar routing freedom across battery modules.

Controlled primary-particle linking and internal pore structure lower cathode resistance while preserving particle strength in Li-ion batteries.

Parallel pipeline assemblies cool each battery cabinet independently, avoiding even-branch limits, easing layout, and reducing leak risk.

Phase-change material in battery cooling channels melts and blocks hot coolant flow to stop thermal runaway from spreading to adjacent cells.

Surface Co and Al enrichment helps low-cobalt ternary cathodes retain conductivity, cycling stability, and long-term Li-ion kinetics.

A gradient secondary particle paired with a single-crystal cathode boosts capacity and power while improving thermal stability and battery life.

A spherical self-centering mount suppresses battery module bending and twisting under vibration while avoiding high cell loads.