Secondary Cells TRIZ Cases

A battery module uses a perforated separator to manage phase-change dielectric material flow, reducing height while maintaining cooling performance.

Composite heat spreader elements embedded in plastic housings resolve trade-offs between moisture sealing and heat dissipation for high-power tools.

Atmospheric plasma converts precursor coatings on active electrode particles into conductive carbon or metal oxide layers.

A synthetic resin cooling plate features a metal plating layer to enhance thermal conductivity within battery modules.

Plate-shaped battery heat sink uses discrete webs to connect protective and cooling surfaces, creating an air bridge that maintains structural integrity while enabling fluid cooling.

Directional heat insulating members prevent abnormal heat propagation between adjacent thin cells while conducting members dissipate excess thermal energy.

Amorphous carbon-coated graphite particles prevent dilatancy in high solid content electrode pastes, reducing drying time and energy consumption.

Standardized modules with integrated thermistors resolve configuration complexity while maintaining precise temperature monitoring across the array.

Cooling tubes connect to battery cells via conductive connectors and a cartridge, reducing volume while improving thermal performance.

A pneumatically actuated electrical switch interrupts connections upon pressure rise, while a reset device restores the circuit without opening the housing.

A conductive module holding mechanism uses a guide portion to align a lid body claw with an inserted portion.

Specific aromatic carboxylate esters suppress reductive and oxidative side reactions to improve long-term durability and overcharge safety.

A chromium-doped spinel cathode active material enhances lithium ion battery discharge capacity through precise metal ion ratio control.

A core-shell cathode material resolves rapid cycle decline in high-nickel batteries by using a manganese-rich outer shell to prevent halite phase conversion.

Protection circuit detects input voltage to cut off anti-reflection switch tube, preventing reflected current damage during synchronous rectification.

Amorphous silicon additives in LLTO grain boundaries enhance total conductivity, resolving low intergranular resistance limits.

Press-fitting a metal member inside a polymer cooling tube balances fluid flow while preventing adhesive detachment that disrupts cooling.

Porous substrate with azole-functionalized inorganic particles enables proton conduction without water dependency.

A deep-drawn metal cooling plate forms internal coolant lines and stiffening cavities to manage battery thermal loads.

A segmented bus bar design featuring elastic bend portions connecting thick and thin sections to enable precise assembly.

Catalyst retains reactivity to balance mechanical strength and processability in separator membranes.

A battery cooling structure routes exhaust air upward through a floor-mounted vent to clear the rear vehicle space.

Uniform carbon shells suppress gas generation from moisture reactions while preserving high battery capacity.

A battery charging manager controls charge cycles using predictive timing to maintain optimal energy levels.

A battery cooling control system manages electric water pump and chiller operation to maintain optimal charging temperatures.

A positive electrode material featuring a strontium titanate surface layer that reacts with hydrofluoric acid to form a cleaning super acid.

Direct stacking via integrated threaded holes eliminates bulky frames, resolving space utilization gaps while improving heat management efficiency.

Melting inserts in a modular EV battery cold plate expose openings to release coolant, containing thermal runaway heat propagation.

Integrated connectors eliminate external cables, reducing mechanical damage risk while simplifying installation of battery racks.

A positive electrode plate composition bonds hyper branched polymer and carbon nanotubes via a coupling agent to form a conductive network.

Side-mounted terminals enable lateral cell arrangement, improving thermal management and energy density in lithium-ion batteries.

A composite cathode uses high-volume inorganic solid conductors to replace flammable liquid electrolytes.

A cyclic sulfate electrolyte stabilizes the solid electrolyte interface film on lithium battery anodes.

A battery storage unit features a dedicated cooling path between cells to manage thermal loads effectively.

Mechanical interlock minimizes thermal resistance between battery cells and cooling plates, addressing contact reliability issues in automotive applications.

A positive electrode composition combines sheet-shaped and spherically shaped conductive materials to enhance electrical conductivity.

A battery protection circuit enters over-discharge mode to stop current flow during storage.

Segmented housing structure with partition walls and buffering members simplifies assembly time while enhancing heat radiation and impact absorption.

Integrated cooling channels in the connecting plate dissipate thermal energy from battery cells, preventing temperature hotspots during operation.

Control circuitry analyzes inductance measurements from a wireless power transmitting coil array to identify valid segments for power transfer.

A foamed synthetic resin matrix reduces battery pack weight while maintaining thermal conductivity needed for heat dissipation.

A lithium ion secondary battery uses vanadium oxide particles coated with metal oxides to maintain high ion conductivity.

Rigid glassy carbon windows bonded to electrodes enable continuous in-situ X-ray scattering and spectroscopy measurements.

A thermal management device calculates predictive temperature increases using battery current and resistance to proactively adjust cooling or heating.

Composite insulation spacers isolate battery cells to stop fire spread while vent ducts release extinguishing agents.

A battery pack integrates a non-contact discharging unit to transfer stored electric energy wirelessly via magnetic induction.

Tube-type unit cases integrate mechanical support with thermal conduction paths, eliminating separate bus bars and reducing structure complexity.

Active brazing joins nickel rings to alpha-alumina collars using a titanium-containing alloy, eliminating difficult metallization steps.

Replacing carbonate solvents with acetic anhydride and LiFSI achieves over 13.5 mS/cm conductivity by balancing dissociative capacity and viscosity.