Fuel And Primary Cells TRIZ Cases

A sintered silicon-particle anode with conductive metal coating boosts current flow in alkaline primary cells while supporting low lithium content and recycling.

A porous silicon anode and air cathode enable a lithium-free button cell with high power density, stable voltage, and recyclable materials.

Nano-particulate silicon anodes and fluoride-containing electrolytes raise primary-cell power density while keeping lithium below 0.1% by weight.

Nanoporous anion-exchange membranes enable AEM fuel cells above 100°C, improving hydroxide conductivity, kinetics, and stability.

A passivated current collector enables uniform metal plating in an anode-free metal halide battery, raising energy density while limiting side reactions.

This case uses Li(6-y)PS4O(1-y)X(1+y) argyrodites to improve conductivity, stability, and uniform lithium deposition.

A boiling fluidised bed keeps zinc particles moving, erodes zinc oxide layers, and supports continuous electrolyte operation.

An aqueous electrolyte and composite cathode structure prevent chemical deterioration and physical deformation during charge cycles.

Template-free synthesis of nitrogen-doped carbon catalyst sheets with controlled porosity for oxygen reduction reactions.

A removable cathode compartment houses the air electrode to enable independent replacement and mechanical reinforcement.

Dipyridine-fused benzoquinone derivatives resolve electrolyte dissolution and stability trade-offs by forming stable dianions for high-rate secondary batteries.

Quinone compounds in the electrolyte decompose lithium peroxide, reducing charge potential and enhancing cycle characteristics.

Replacing mechanical generators with electrochemical fuel cells reduces space and emissions while maintaining reliable power supply.

A diffuser distributes ionically conductive medium across a permeable electrode body in an electrochemical cell.

A polymer compound creates a solid electrolyte film that enhances ionic conductivity and thermal stability for lithium-air batteries.

A zinc air fuel cell uses photovoltaic reduction to recover zinc cations from the electrolyte for rapid recharging.

A composite membrane uses ion conductive inorganic particles penetrating a polymer layer to enhance ionic conductivity.

Porous conductive substrate supports insulating lithium compound to reduce water reactivity while maintaining high energy storage capacity.

Segmenting liquid and solid electrolytes on ion conductive glass ceramic prevents volatilization and side reactions that shorten battery lifespan.

A modular housing contains the ionically conductive medium while allowing easy replacement of the oxidant reduction electrode.

A protected alkali metal anode decouples the lithium electrode from the cathode environment using a bipolar membrane architecture.

A polycrystalline lithium-ion conductive membrane incorporates modifying phases into grain boundaries and surfaces to enhance electrical conductivity.

A porous separator with an electrolyte-free peripheral region supports a circumferential sealing frame to prevent electrical short circuits.

Lyophobic nanopores in the cathode maintain oxygen concentration by preventing electrolyte blockage, increasing discharge capacity.

An electrolyte composition matching solid and solution densities within a 0.97 to 1.03 ratio facilitates reacted solid separation, improving voltage efficiency.

Differential tensile strength wires in a composite mesh prevent buckling during insertion, reducing high impedance and improving zinc-air battery yield.

A porous separator with asymmetric wettability retains liquid electrolyte at the negative electrode side of a metal-air battery.

A folded electrode assembly positions a half-length gas diffusion layer between electrode portions to minimize component volume.

Hydrophobic ionic liquid electrolyte with hygroscopic additive prevents solvent evaporation and minimizes hydrogen evolution to extend operational life.

Introducing fluorine atoms into a polymer base film balances release properties and coating wetting, preventing contamination of the catalyst layer.

Plastic encapsulation seals air electrodes via injection molding to prevent metal salt solution leakage from corroded components.

A magnesium air battery fuel assembly uses a capillary separator to distribute electrolyte from a dedicated retention unit.

One-step pyrolysis carbonizes, dopes, and etches precursors to form hierarchically porous N,S-doped carbon materials, eliminating costly template removal steps.

EPDM foam rubber seals anode lateral sides, preventing parasitic oxidation and voltage loss in metal-air batteries.

A metal-air cell uses a flap valve to control oxygen supply for power switching.

Liquid lubricant impregnated surfaces reduce viscous drag on electroactive phases, lowering pumping energy losses in flow batteries.

Tubular wiring openings connect to a common water supply space, enabling rapid electrolyte distribution while venting produced gas.

Ultrasonic welding fixes the air electrode to prevent doming, preserving internal volume and sealing reliability.

Segmented single-wall seal structure expands usable zinc storage capacity by up to 6.4 percent while maintaining IEC standard compliance.

A battery pack uses a compressed fluid-tight air-permeable member at the cathode to reduce thickness.

A polyethyleneimine-attached carbonaceous coating on a lithium-sulfur battery separator adsorbs active materials to maintain charge capacity.

Gas diffusion layer projection parts create a step structure to maintain open pores for oxygen flow.

Layered double hydroxide air electrode catalysts increase active sites to resolve low discharge capacity limits in lithium-air batteries.

Integrated solid oxide passivation layer eliminates separate electrolyte and cathode components, reducing battery volume and weight.

Replacing organic binders with carbon nanotubes in metal air battery electrodes eliminates the trade-off between structural stability and ionic conductivity.

Metal-ligand complexes in lithium air battery electrolytes reduce charge-discharge overvoltages and enhance energy efficiency.

Deformation prevention materials abut electrode layers to maintain structural integrity within stacked air cell assemblies.

Composite perovskite catalysts with conductive scaffolds resolve low conductivity bottlenecks in metal-air battery electrodes.

Segmented metal air fuel cell monomers with bolt-compressed sealing rings allow easy fuel replacement while maintaining electrolyte retention reliability.