Fuel And Primary Cells TRIZ Cases

A metal-air electrochemical cell employs a low-temperature ionic liquid electrolyte and a porous fuel electrode to absorb liquid metal.

A liquid gallium-aluminum amalgam anode prevents parasitic corrosion in an anaerobic aluminum-water cell, maintaining high discharge efficiency.

Honeycomb channels in the monolithic body supply oxygen uniformly to cells, resolving energy density limits caused by inefficient gas transport.

A folded gas diffusion layer enables oxygen supply to a metal-air battery positive electrode.

Octahedral molecular sieve manganese oxide decomposes peroxides to hydroxyl ions, reducing polarization and boosting power output in metal-air cells.

Gel formation controls pore structure and purity, resolving ash content issues in energy storage electrodes.

Replacing chloride electrolytes with acetate buffers suppresses anode passivation and corrosion, maintaining discharge capacity.

Segmented air cathodes use a thermoplastic barrier in the catalyst-free margin to block porosity and stop electrolyte leakage while maintaining conductivity.

An aluminum-water fuel cell produces hydrogen gas to displace ballast, extending operational life without mechanical compression.

A porous cathode layer with a dense peripheral edge prevents electrolytic solution leakage in air batteries.

Foldable separators link stacked magnesium thin plates, allowing continuous fuel introduction and extraction without cylindrical winding constraints.

Accumulating 20-100 nm hydrophilic components on gas diffusion electrodes reduces operating voltage and improves gas tightness in chlor-alkali electrolysis.

A spiral wound electrode assembly uses a gas impermeable integument to protect metal particles from oxygen exposure.

An exposed separator area in a metal-air battery enables direct fluid contact, resolving trade-offs between detection accuracy and component count.

A three-dimensional electrode structure forms a super lattice network to boost energy density.

Inorganic particles dispersed in a polymer matrix block moisture and gases while maintaining lithium ion conductivity.

Alternating ion conductive glass and polymer layers in the solid electrolyte prevent moisture ingress while maintaining ion conductivity.

Segmented internal case seals anode terminal hole to prevent natural electric discharge during storage.

A porous ion migration inhibition layer blocks potassium ions using size exclusion to protect battery components.

Silicon-air battery replaces lithium anode with silicon and aqueous electrolyte to eliminate corrosion while maintaining high energy density.

A patch adhesive sensor merges the seal and protection sheet to enable single-step activation of the air cell.

Plant-derived porous carbon replaces expensive platinum catalysts to enable stable oxygen reduction at pH-neutral conditions.

Segmented permeable electrode bodies allow selective current application to balance charging speed against uniform metal fuel deposition.

Replacing carbonates with polyethyleneoxide solvents prevents oxidation and reduces vapor pressure in oxygen-rich environments.

A layered double hydroxide electrode with a conductive scaffold stores energy through redox reactions and ion adsorption.

Segmented fuel electrode conditioning prevents passivation and dendrite formation by resetting individual cells to control ion buildup.

Porous carbon fiber substrate reduces electrical resistance and hydrodynamic drag, enabling high power density in redox flow batteries.

Trapping oligo(alkylene glycol)siloxane in a cross-linked matrix resolves the trade-off between film strength and ionic conductivity.

Zirconium oxide fills silver pores to prevent dissolution in alkaline electrolytes, maintaining catalyst surface area.

A gas battery uses carbon dioxide as the positive electrode active material to enable repeated charge and discharge cycles through carbonate formation.

A metal-air cell current collector features a receiving part with projections that capture fallen electrode active material pieces.

Heat treatment reduces nickel surface hardness below 8 GPa, resolving poor electrical contact and intermittent power loss in hearing aid batteries.

Interpenetrating anion-exchange polymer membranes block carbonate formation and flooding at alkaline fuel cell air electrodes.

Sequential inkjet printing builds three-dimensional electrode separator composites directly inside button cell housings.

A cobalt tetrapyrazinoporphyrazine derivative catalyzes oxygen reduction at noble potentials on conductive substrates.

An electrochemical pump replaces gravity flow to aggregate magnetic particles, preventing clogging and maintaining oxidation efficiency during refueling.

A liquid-activated air battery uses a single structural space to store electrolyte and conduct oxygen.

Quinone-based liquid catalyst induces solution discharge in low donor number electrolytes, reducing irreversible by-products and increasing capacity.

Frequency pulses applied to a current transformer improve electrical performance and capacity while minimizing metal consumption.

Segmenting the air electrode isolates carbon-free oxidation zones from carbon-based reduction zones, preserving catalytic activity during charge cycles.

Crimped cathode can walls engage insulating members to prevent electrolyte leakage while preserving internal volume for active anode material.

Interlocking connecting clips secure gas electrode cell terminals, resolving the trade-off between compact module volume and reliable electrical connections.

Sodium polyacrylate hydrogel forms a solid-state ion-conducting electrolyte that retains ionic solutions and immobilizes electropositive ions.

Segmenting the electrolyte into droplets interrupts shunt current pathways, maintaining stable potential difference across the cell module.

A metal negative electrode uses a non-electronically conductive reaction space divider to hold liquid electrolyte in multiple holder portions.

Transition metal perovskite oxide catalysts catalyze the oxygen evolution reaction by optimizing eg orbital occupancy.

Anaerobic aluminum-water electrochemical cell uses high-roughness cathodes to harvest energy from aluminum oxidation.

A composite catholyte slurry enhances electrical conductivity and morphology in metal-oxygen batteries.

A single-step firing process synthesizes composite metal oxide particles directly on a base material to form functional electrodes.