Fuel And Primary Cells TRIZ Cases
- Metal-Air Cell Ionic Liquid Electrolyte for Low-Evaporation Oxygen Reduction
Low-vapor-pressure ionic liquids with additive-formed ion complexes improve oxygen reduction while limiting electrolyte evaporation in rechargeable metal-air cells.
- Nitrogen-Doped Carbon Catalyst for Durable Fuel Cell Electrodes
Controlled nitrogen desorption and high isoelectric point make this carbon catalyst more durable for fuel cell electrodes without platinum.
- Metal-Air Cell Lead Sealing Structure for Electrolyte Leak Prevention
An adhesive-backed sealing member bonds the lead to the outer pouch, blocking alkaline electrolyte leaks and improving cell reliability.
- Solid Ionic Electrolytes to Prevent Fuel Cell Cross-Diffusion
Dense oxyhydroxide and hydrated oxide electrolytes block gas cross-diffusion while improving fuel cell durability and lowering membrane cost.
- Copper Air Electrode in Magnesium Air Batteries Without Acid Passivation
Using a copper cathode in alkaline magnesium air cells avoids acid passivation and sustains oxygen reduction for long-duration emergency power.
- Cellulosic-Protein Ionic Gel Electrolyte for Sub-Zero Zinc-Air Batteries
A cellulose nanocrystal ionic gel keeps zinc-air electrolytes conductive and stable at sub-zero temperatures while resisting dendrite risk.
- Metal-Air Battery Electrode Stack Layout for Long-Duration Reliability
A modular electrode stack with a central gas diffusion electrode improves metal-air cell reliability and supports lower-cost multi-day energy storage.
- Gas Sensor Adapter Flow Path for High-Velocity Vent Sampling
A dual-aperture adapter slows high-velocity vent flow for accurate oxyhydrogen sensing while protecting the sensor in battery ventilation.
- Gas Diffusion Cathode Assembly With Hermetic Terminal Sealing
A sealed bus-tab terminal and insulated frame improve metal-air cathode reliability while supporting controlled airflow and long-duration storage.
- Concentric Metal-Air Cell Electrodes for Electrolyte Circulation
A concentric three-electrode cell guides electrolyte circulation to improve charging and discharging while limiting zinc pellet loss and resistance.
- Metal-Air Battery Separator Sealing for Bubble Flow Control
Localized standoffs seal separator penetrations and create bubble channels, improving electrode spacing and gas handling in metal-air batteries.
- Lithium Metal Phosphate Dispersion for Stable Battery Coatings
Trialkyl phosphate dispersions keep lithium metal phosphate particles fine and low-viscosity, enabling stable battery coatings for weeks.
- Carbon Defect Electrode Coating for Zinc Dendrite Suppression
A carbonized MOF coating creates dense carbon defects that guide uniform zinc deposition and suppress dendrites for longer-lasting batteries.
- Strontium-Rich LSM Air Electrode for Chromium-Resistant SOEC Cells
High-strontium LSM and a chromium getter layer improve SOEC air-electrode conductivity while limiting chromium poisoning and gas leakage.
- Metal-Air Scavenger Hydrogel Cell for Off-Grid Microelectronics
By oxidizing exposed metal and reducing oxygen, this hydrogel-based cell delivers steady off-grid power for microelectronics without bulky batteries.