Fuel And Secondary Cells TRIZ Cases

See how amino-alcohol functionalized ionic liquids reduce viscosity to achieve 20X higher CO2 c

Mounting a seawater battery outside the pressure hull frees internal space and isolates fire, explosion, and harmful gas risks from the crew.

A solubility-driven cathode reaction lets the discharge product regenerate active material, enabling self-charging cells without external power.

A salt-solvent-diluent electrolyte cuts viscosity and improves wetting while preserving localized high concentration for stable lithium metal cycling.

A liquid-metal electrode acts as an ion-conductive barrier that prevents coking and insulating oxides while sustaining efficient redox energy conversion.

Acid treatment removes lithium carbonate films and forms a protonated garnet surface that stays air-stable for easier electrolyte handling.

A liquid Na electrode, β-Al2O3 solid electrolyte, and redox-active molten salt suppress dendrites and cut overpotential for stable cycling.

A controller switches ESS, UPS, and hybrid battery modes by SoC and grid state, preserving reserve capacity while saving installation space.

Monitoring battery degeneration triggers reconditioning cycles that reverse anode oxidation and restore metal-hydrogen battery efficiency.

An oxygen-storage catalyst coating on the separator captures released oxygen above 200°C to limit side reactions and thermal runaway.

An inorganic nitrate-nitrite melt lowers eutectic point and avoids volatile organic electrolyte issues for stable lithium-air battery operation.

Rubidium or cesium salts in concentrated ether electrolytes stabilize discharge products and improve air and sulfur battery cycling.

An oxygen-free metal ion battery uses electrocatalytic methane charging to generate hydrogen and carbon nanoparticles with safer grid-scale storage.

A denser central porosity zone in an LDH-like separator blocks zinc dendrites while preserving hydroxide ion permeability in zinc secondary batteries.

A proton conduction layer separates polyprotic acid from the air electrode, preventing decomposition while keeping discharge products dissolved.

An iron anode and catalyst-coated porous cathode convert captured CO2 into electricity while generating useful by-products with low material cost.

LiFSI with ether on the positive electrode side raises nitrogen battery voltage and capacity while improving ammonia synthesis efficiency.

Quaternary ammonium salt-fused activated carbon traps bromine at the cathode, limiting crossover, side reactions, and cycle-life loss.

A dipole micro-capacitor between battery electrodes enables electron conduction, cutting internal resistance and boosting power output.

Hydrophilic fibers interconnect LDH particles in the catalyst layer to improve hydroxide ion conduction and cut overvoltage in metal-air batteries.

A narrower positive-electrode flow path balances chamber pressure to prevent electrolyte leakage and stabilize metal-air flow battery reactions.

Asymmetric fluorinated alkylsulfonamide salts improve solubility, electrochemical stability, and ionic conductivity in non-aqueous secondary batteries.

A multifunctional catalyst and electrolyte replenishment conduit enable longer-life energy storage with hydrogen production and reduced water loss.

Zwitterionic groups in a redox battery separator suppress Br2 crossover while maintaining ion conductivity and selectivity for higher energy efficiency.

A closed oxygen store uses barrier position and pressure balancing to gauge charge accurately without pumps, compressors, or complex sensors.

A movable gas barrier tracks oxygen and carbon-containing gas volumes to estimate carbon-oxygen battery charge without unreliable electrochemical sensing.

Offset corrugated metal portions create a fuel electrode with high surface area, open electrolyte flow, and resistance to bowing and short circuits.

A graphene-sandwiched Co3S4-MoS2 catalyst resolves the activity-lifespan tradeoff in ORR, OER, and HER for stable Zn-air-driven hydrogen production.

A polymer-graphite bipolar current collector resists corrosion, limits dendrite growth, and improves conductivity in zinc-bromine static batteries.

A hydrophilic micro-structured layer and hydrophobic membrane keep gas access open, stabilizing the three-phase boundary and extending electrode life.

Folded metal-sheet loops create flow passages and internal channels that improve gas diffusion and thermal management in metal-air batteries.

An ion-exchange coating forms the electrolyte and separator on battery electrodes, cutting leak-prone assembly parts while improving rigidity and cycle life.

A tapered current collector cuts conductive material use while preserving current flow and electrolyte penetration in metal-air cells.

A zero-gap flow cell uses electrode apertures, a membrane, and a catalyst-coated GDE to speed ion transport and improve CO2 conversion.

A porous cathode coated with a Schiff-base metal polymer speeds oxygen reduction and oxidation while extending metal-air battery cycle life.

A layer-by-layer PEO, graphene oxide, and PAA film protects lithium-air anodes from dendrites and moisture while preserving ion conductivity.

A deep eutectic electrolyte and catalyst-backed cathode help a magnesium alloy battery recharge efficiently while limiting oxidation barriers and dendrites.

Blending DRI with sponge iron improves iron battery electrode durability and low-rate discharge capacity while lowering material cost.

Immersing spent batteries in sodium chloride and polypeptide water speeds discharge, avoids shock during pulverization, and precipitates valuables.

Fixing the separator edge to the resin enclosure limits electrode gap formation during discharge and helps preserve electrolyte level and capacity.

Recirculating exhaust air keeps battery oxygen levels stable, cutting compressed air demand, energy use, and mechanical stress.

A low-position liquid outlet drains leaked electrolyte from the air cathode cavity to preserve cell performance and reduce maintenance.

A metal additive drives iron oxidation toward Fe3-xMxO4, improving discharge capacity, reversibility, and cycle life in iron-air cells.

An ion-exchange layer serves as both electrolyte and separator to simplify battery assembly while reducing leaks, shorts, and internal resistance.

Porous graphene particulates encapsulate Si or SnO2 anode particles to absorb volume change, preserve conductivity, and extend lithium-ion battery cycle life.

Stackable metal-air battery layouts and submerged ORR electrodes improve oxygen delivery and enable scalable long-duration grid storage.

Stackable vessels and submerged ORR electrodes improve oxygen delivery and scalability in metal-air batteries for long-duration storage.

Atomically thin noble metal shells on transition metal ceramic cores cut noble metal use while preserving catalytic activity and durability.

A nitrogen-doped CuS/CuO cathode boosts ORR/OER kinetics in zinc-air batteries, enabling stable aerobic and anaerobic operation without platinum.

A PVA-based zinc negative electrode and porous membrane plus nonwoven separator cut DC resistance while extending cycle life.

A liquid electrolyte barrier and controlled electrode submersion limit oxygen exposure, reducing parasitic self-discharge in metal-air cells.

A polyetheralkanol amine dispersant keeps carbon nanotubes well dispersed without damage, enabling water-rich electrode slurries with lower resistivity.