Fuel Cell Shape/Form TRIZ Cases

Conical tubular fuel cell units stack in series to cut end plates and bipolar plates, reducing weight and bulk for compact power devices.

A radial SOFC layout with inner and outer manifolds packs more tubular cells into aircraft engines to raise power output and cut fuel use.

A stacked SOFC layer structure with separator flow channels and a porous support layer boosts power density and shortens startup for aircraft use.

Using a bulk metallic glass separator plate, this SOFC stack case boosts power density and startup speed while maintaining conductivity and corrosion resistance.

An interface plate reuses a bipolar plate half to connect stack compression hardware while cutting forming tool cost and part count.

Optically detectable adjustment marks keep stacked fuel cell flat components aligned even when lower layers are covered, improving tolerance control.

A tubular SOFC with interrupted outer layers enables terminal access, denser packing, and higher gravimetric power density.

A dual-spring grid spring keeps separator pressure stable in fuel cell stacks by shifting from high assembly force to lower heated reaction force.

Separate coolant and reactant paths in a PCB-laminated fuel cell board improve heat removal while preserving cathode humidity and ionic conductivity.

A ring-shaped fuel cell around the rotor shaft feeds a unipolar motor at low voltage, reducing NVH and improving vehicle start-up torque.

Interrupted outer layers add terminals to tubular SOFCs, increasing active area, packing density, and stack power output with less weight.

Hydrogen from the negative side is catalytically reacted with metal-ion electrolyte to restore state of charge and pH without complex rebalancing cells.

An alignment tool and MEA protrusion keep bipolar plates precisely positioned and electrically insulated, reducing shorts and gas flow issues.

A thermoplastically formed bulk metallic glass separator plate boosts SOFC stack contact conductivity, power density, and startup speed.

A closure plate without through holes seals fuel cell stack ends while preserving cooling fluid circulation and reducing seals and parts.

Replacing gaskets with adhesive sealing cuts cell module volume, prevents micro-leakage, and maintains airtightness across temperatures.

Replacing bulky gaskets with adhesive sealing keeps battery cell modules airtight while cutting assembly pressure, volume, and thermal leakage risk.

Grid-raised attachment points distribute stack load to prevent proximal-end lifting and plastic deformation while maintaining low conduction resistance.

A common electrolyte layer links SOFC segments through through-holes, cutting interconnector weight while preserving strength and short current paths.

Hydrogen from the negative side reacts at a catalyst surface to reduce metal ions, restoring redox flow battery charge and pH balance.

Rotationally offset interconnects spread oxidant inlet cooling across the stack to reduce temperature gradients, stress, and fuel cell wear.

A coating with lower ionization and oxide formation than chromium suppresses layer growth, cutting fuel cell internal resistance.

Stitched yarns and a bonded encapsulant create a semi-rigid fuel cell attachment that buffers stress and helps prevent leaks at rigid-flex transitions.

Thin-film silver terminal layer with peeling prevention barrier protects solid oxide fuel cell units from gas leakage and material degradation.

Lateral folds on a sacrificial strip position components to reduce assembly complexity.

Segmented tubular electrodes with selective permeability membranes maintain reliable oxygen delivery while excluding water ingress.

A functionally graded composite buffer layer bridges the coefficient of thermal expansion gap between interconnects and electrolytes.

Tongue-and-groove end plate sealing eliminates gasket leakage in stacked multi-cell flow batteries while reducing weight through PVC construction.

A fuel cell stack array uses upper frame through-holes to expose topmost connector layers for direct current collector attachment.

Intersecting separator projections reduce unjoined thermoplastic sheet areas, preventing electrolyte membrane wrinkling during thermal expansion.

Expansion gaps between fuel cell bundles isolate mechanical stresses during thermal cycling, while end fittings direct loads through robust pipes.

A jig module evaluates solid oxide fuel cell performance using upper and lower plates with press units.

A fuel cell stack divides electrochemical cells into independent segments to enable continuous power generation alongside real-time pollutant detection.

Angled conductive fibers reduce internal resistance in fuel cell stacks without requiring compressive force or complex seals.

Dynamic mode switching reduces parasitic power losses while maintaining proton conductivity in PEM fuel cells under varying load conditions.

Segmented dies apply independent pressure to separator regions, preventing resin frame floating and gas leakage during thermal compression.

Curved bypass channels collect condensed water via gravity, preventing reactant gas loss and electrode degradation.

A conductive tube with radial ports distributes hydrogen gas while maintaining electrical continuity in spiral-wound fuel cells.

End fittings with channels control fuel distribution in tube sub-assemblies, reducing thermal shock during internal steam reforming.

Tapered sleeve distributes bolt load on tension plate, suppressing through hole enlargement and rattling.

A ceramic support layer of yttria stabilized zirconia and alpha alumina reinforces solid oxide fuel cell electrolytes.

Ribbed housing surfaces create ventilation channels that reduce explosion pressure and prevent explosive mixtures without complex mechanical systems.

A-site and B-site doping stabilizes Pr-nickelate cathodes against high-temperature degradation while maintaining mixed ionic-electronic conduction.

A fuel cell stack uses a pressing member to fix the cell position and stabilize gas flow distribution.

A fuel cell stack power output unit uses a multi-directional conductor layout to connect electrical terminals within the stack boundary.

A segmented frame assembly isolates the polymer electrolyte membrane from injection molding components.

Lowering calcium oxide concentration in forsterite porous support preserves lanthanum-gallate crystal structure and enables low temperature power generation.

Segmenting the manifold bottom plates into separate members absorbs thermal expansion forces, preventing top plate deformation and cell cracks.

A tubular fuel cell mounting base forms gas channels using identical ceramic materials for uniform thermal expansion.