Secondary Cells TRIZ Cases

A two-step polymerization binder forms core-shell particles that improve separator thermal stability while preserving permeability and electrolyte distribution.

Controlled crystallization shapes a layered NixCoyMnz(OH)2 precursor to preserve diffusion channels and retain 91.33% capacity at 20C.

Thermally conductive spacer components fit between battery cells to improve heat exchange, lower overheating risk, and extend assembly service life.

Integrated airflow paths, venting, and temperature sensing cool pouch cells to reduce overheating and shorten charging cycles.

An embedded L-shaped heat sink and fin grid cut battery thermal resistance, using passive convection to keep cell temperatures stable.

Reverse-assembled battery modules use rigid beams and integrated cooling to cut fastening complexity, save space, and improve pack rigidity.

Thermally conductive flexible spacers between battery cells improve heat exchange, limit cell movement, and help extend assembly life.

A lateral plate joined to split x-bars fixes battery modules and absorbs impact, raising pack rigidity without using extra space.

Acrylic acid-acrylonitrile copolymer and dispersed particles help silicon anode slurry limit expansion, avoid drying cracks, and retain cycle life.

A two-layer graphite negative electrode balances adhesion, conductivity, and lithium-ion diffusion to improve discharge load and cycle life.

Extendable cooling fins link a cooling plate to pouch-cell separators to improve battery temperature control without taking extra pack space.

Boric acid groups create a 3D electrode bonding network that reduces expansion and improves lithium-ion battery cycle life.

Casing openings expose busbar sections for probe resistance checks, verifying secure battery pack connections without torque-based fastener inspection.

A non-woven glass fiber web between battery cells limits heat transfer and fire spread while preserving pack energy density.

Sensor-driven light pulses warn users of rising power tool load early, helping avoid overload shutdowns and cooling delays.

Free amino groups replace alkali-sensitive amides to strengthen electrode bonding and improve Li-ion cycling, rate capability, and stability.

An insulation assembly creates an exhaust passage that vents gas from expanding pouch cells, improving safety while reducing resin use and cost.

A thermally responsive polymer layer in the pouch seal releases gas and electrolyte under heat, easing pressure before thermal runaway spreads.

Multi-site doping in lithium manganese phosphate cathodes improves rate capability, cycle life, and high-temperature stability while reducing Mn dissolution.

Distributed air passages and side outlets improve battery heat dissipation in dense storage containers while lowering cooling energy use.

A porous carbon nanotube-polymer powder cuts solvent transport while redispering well enough to preserve battery electrode conductivity.

Liquid-filled channels built into the battery casing absorb and vaporize heat to stop thermal runaway propagation while limiting added mass.

A glossy heat fusion layer over an inorganic particle coating helps battery separators resist heat shrinkage while bonding more securely to electrodes.

A controlled enclosure warms battery packs below 0°C before charging, using feedback, insulation, and thermoelectric temperature control.

A one-pot LiNbO3 coating on spinel cathodes limits electrolyte-driven surface degradation and lowers space-charge resistance for longer cycle life.

A convex-edge protection cover lets pouch-cell stacks couple tightly to the frame without assembly damage, while improving insulation and volume use.

Reverse-blocking diodes in the battery pack and tool communication paths suppress closed-loop noise currents and preserve accurate data transfer.

Molten-salt conversion of ALD zirconia enables conformal LLZO thin films on high-aspect 3D substrates with faster processing and higher crystallinity.

Grooved cooling plates block stack-direction heat conduction between prismatic cells while maintaining coolant flow and pack cooling.

A wide lifting support surface and central reinforcing rib let a battery module use thinner end plates without losing lifting rigidity.

Epoxide electrolyte additives form a stable CEI on high-nickel cathodes, cutting resistance and capacity loss at elevated temperatures.

Layered ionogels pair high- and low-potential ionic liquids to widen electrochemical stability without sacrificing conductivity or nonflammability.

Predicted local air temperature guides periodic battery heating or cooling, cutting energy use while keeping EVs ready after charging.

A dehydrating agent keeps lithium-ion cathode conductive paste from thickening or gelling, preserving coatable viscosity and storage stability.

A conductive lid links current collectors to external flat cooling surfaces, improving axial heat dissipation without bulky exchangers.

Integrated extrusion forms coolant channels and PCM cavities in one battery plate, improving temperature stability while reducing leak risk and cost.

A two-step sintering route for Ni-rich NMC cathodes lowers soluble base content while preserving cycle stability and manufacturing throughput.

Segmented cooling regions and insulation barriers curb heat spread to adjacent batteries while improving pack temperature uniformity.

Separator porosity, pore size, tortuosity, thickness, and contact angle are tuned to match mixed-chemistry cell kinetics and lift module power.

Air-foamed silicone syntactic foam improves battery pack insulation while avoiding chemical foaming agents and enabling easier removal for recycling.

A 3D multilayer cooling film conforms to battery cell tolerances, improving heat transfer while reducing weight and thermal resistance.