Fuel And Primary Cells TRIZ Cases
- Imidazole Resin Composition for Alkaline-Stable Electrolyte Membranes
An imidazole-based resin with spacer-linked ion groups improves alkaline resistance and conductivity for durable fuel cell membranes.
- Iron Anode Electrolyte Chemistry to Suppress Fe3O4 Formation
A silicate-alkaline electrolyte steers iron anodes toward reversible Fe(OH)2/FeOOH cycling, limiting Fe3O4 dead regions and hydrogen evolution.
- Electrically Heated Catalyst Polarity Switching for Oxide Control
Periodic current reversal limits oxide buildup on catalyst terminals, keeping resistance stable and heating efficiency consistent.
- Anion Exchange Membrane Layout for Stable Metal-CO2 Batteries
By moving bicarbonate ions to the anode, this membrane layout prevents cathode clogging, stabilizes pH, and simplifies CO2 recovery.
- Titanium Oxide Separator Structure for Zinc Dendrite Suppression
A laminated porous separator uses a titanium oxide layer to diffuse zinc deposition and repel Zn(OH)42- ions, helping prevent battery short circuits.
- Carbon-Coated Fe-V Electrode Material for Bifunctional Zn-Air Catalysis
A carbon-coated Fe-V framework boosts ORR/OER activity and conductivity in zinc-air electrodes while reducing precious metal use.
- Copper Air Electrode with H2O2 Double Layer for Faster Ionization
Hydrogen peroxide forms a dipole double layer on copper, enabling separator-less metal-air cells with faster cathode ionization and short-circuit prevention.
- Electrochemical Heating for Underwater Loads Using Waste Heat
Waste heat from an electrochemical power source is carried by electrolyte to heat underwater or surface loads while also supplying electrical power.
- Metal-CO2 Battery Hydrogen Generation Without Gas Purification
Combining electrolysis and CO2 dissolution lets mixed exhaust gases produce hydrogen and alkali bicarbonate without separate purification.
- Zinc Battery Negative Electrode Structure for Lower Self-Discharge
Controlling zinc particle size and core-surface deformation helps suppress self-discharge while preserving capacity retention in zinc batteries.
- Layered Porous Current Collector Electrode for Dendrite Control
Alternating porous current collectors with electrode material layers improves zinc redistribution, curbs dendrites, and extends cycling life.
- Nanofibrous Membrane Metal-Air Battery for Water Vapor Drainage
Macroporous and microporous cathode pathways manage water vapor, boost electrolyte formation, and prevent flooding in metal-air batteries.
- Graphene-CuF2 Cathode Nanocomposite for High-Capacity Li-Ion Batteries
A graphene-CuF2 nanocomposite cathode boosts conductivity and structural stability to unlock high specific capacity in lithium-ion batteries.
- Porous Fuel Electrode Structure to Limit SOC Particle Coarsening
Sheet or flake barrier portions in porous fuel electrodes suppress metal particle coarsening and preserve catalytic activity at high temperature.
- Polysaccharide Gel Electrolyte for Zn-Air Dendrite Suppression
A red seaweed polysaccharide gel with metal hydroxide balances strength and ionic conductivity to limit zinc dendrites and hydrogen evolution.