Fuel And Primary Cells TRIZ Cases

An inner positive-electrode case isolates zinc expansion during discharge, preventing separator breakage and battery short circuits.

A self-supporting porous carbon electrode balances high pore volume with strength to improve oxygen diffusion, ion transport, and air battery capacity.

Partial electrochemical dealloying creates single-Ni-site Pt nanowires that boost electrocatalytic activity while preserving ECSA and durability.

A sealed separator-current collector structure isolates the lithium anode to curb dendrites and dead lithium, improving charge-discharge stability.

A separator-sealed lithium anode limits direct solid-electrolyte contact, reducing dendrites and dead lithium during cycling.

A porous conductive cathode with a Schiff base-thiophene copolymer speeds oxygen reactions to raise lithium-air energy, power, and cycle life.

A metal-air battery range extender cuts primary battery weight in EVs and drones while preserving operating range and simplifying the power supply.

Melamine compounds in the electrolyte suppress platinum catalyst oxidation at 70-85°C, helping air electrodes retain surface area and durability.

A tapered electrolyte flow path raises downstream velocity in a metal-air battery, keeping deposition uniform and suppressing dendrites.

A rolling diaphragm seal accommodates battery volume changes to prevent electrolyte leakage and maintain seal integrity over long charge cycles.

A double-cell layout with a shared current collector and cathode spacer boosts current generation while limiting anode passivation.

Cs+ doping in a double perovskite air electrode boosts oxygen exchange kinetics and stability for lower-temperature reversible protonic ceramic cells.

An alkaline ferric iron-carbonate electrolyte enables safer, lower-cost electrochemical energy storage while reducing corrosion.

A separate charging and discharging assembly stores electricity in metal while scaling capacity independently of anode thickness and power.

Pressurized oxygen activates a sealed metal-oxygen reserve battery quickly, improving low-temperature operation, shelf life, and energy density.

A peripheral separator welded into the outer case improves sheet-type cell sealing, blocks moisture intrusion, and simplifies roll-to-roll assembly.

A common pressure vessel houses multiple electrode stacks to cut welds, wiring, and material use while improving stack connections.

Insulating tape over welded tab regions prevents peeling and separator penetration, reducing short circuits in upward-tab zinc secondary batteries.

A biodegradable current collector with tuned wetting blocks electrolyte penetration while maintaining low-resistance contact in bipolar metal-air cells.

A multilayer separator with ionic-liquid membranes and a diffusion barrier limits electrolyte loss while stabilizing electrodes in folding lithium-air batteries.

A porous ion-track polymer separator uses controlled nanochannels to pass cations while blocking polysulfides, improving battery efficiency and cycle stability.

A liquid plastic coating builds a thicker button-cell rim seal, enabling thin walls, stronger insulation, and better capacity use.

A red seaweed polysaccharide gel with metal hydroxide improves zinc-air battery conductivity while limiting dendrites, corrosion, and leakage.

Turbulent electrolyte flow fluidizes zinc particles to erode zinc oxide, prevent clustering, and keep zinc-air cells operating continuously.

Battery layers built into the enclosure cut device size and weight while avoiding flammable Li-ion materials and regulatory burden.

A self-powered metal-air battery forms a cobalt sheath on yeast cells, simplifying encapsulation while preserving viability and stability.