Reactant Parameters Control TRIZ Cases

A modular fuel cell system uses an integration plane with standardized interfaces to connect independent technology modules for flexible power configuration.

A fuel cell stack bridge portion includes a guide structure to break condensed water continuity between unit cells.

Induction magnetic field uniformly heats solid state hydrogen storage pellets via electromagnetic coupling.

Control system switches high voltage auxiliary machine connections between fuel cell stacks to balance hydrogen levels.

A fuel cell control unit manages hydrogen valves to ensure safe system startup.

Controller differentiates between on-off valve and pressure sensor failures using upstream and downstream pressure monitoring to prevent unnecessary shutdowns.

A hydrogen pipe liquid retention part captures water below the fuel cell stack outlet.

Channel unit guides reaction gas through separation walls to prevent flow stagnation and reduce parasitic power loss.

Integrating a planar fuel cell array into the display screen unit extends battery life while managing thermal output through ventilation apertures.

A fuel cell system uses its own generated electricity to drive auxiliary components for gas flow path scavenging during stop periods.

A real-time monitoring platform for fuel cells detects potential failures and transmits automated remediation instructions to components.

A slidably connected module links fuel cell stack openings to nozzles via a guided link part and forward-moving connection part.

Graded porosity inserts in fuel cell plates control fluid resistance to achieve uniform flow without increasing manifold complexity.

A stainless steel material forms a chromium and iron oxide film to suppress metal ion elution in acidic environments.

A fuel cell system adjusts liquid fuel supply based on temperature detection to maintain constant power generation section heat.

A pulse hydrogen supply system uses an ejector and pressure control valves to generate dynamic pressure waves.

A fuel cell plate incorporates a gas permeation structure to manage reactive gas flow across the electrode surface.

Electrode reversal restores degraded polymer electrolyte fuel cell performance by inverting electrode connections to remove platinum oxides.

Controller segments valve opening by supplying higher power for initial flow then lower power for remaining valves against reduced differential pressure.

A mixing pump embedded in a bypass pipe circulates electrolytes between tanks to maintain concentration balance.

A fuel cell extracts hydrogen and oxygen reactants from the surrounding environment using selectively permeable membranes.

A dome protector collects permeated hydrogen from a fuel tank and channels it through an exhaust pipe, quantifying the transmissive amount to ensure safety.

Dynamic threshold calculation adapts to temperature changes, preventing premature gas release while maintaining required minimum residual pressure levels.

A fuel cell cartridge stores compressed gas oxidant and liquid fuel in separate chambers for portable energy generation.

Controller detects oxidant gas leakage in the upstream valve and corrects the fully-closed opening degree toward zero, reducing unnecessary power generation.

An external fluid resistance section stabilizes reactant flow against pressure fluctuations from gaseous product release, ensuring consistent power generation.

Radial channel seal members guide leaking reactant gas into the auxiliary machinery case internal space.

A control method limits hydrogen release from high pressure tanks to prevent resin liner buckling in fuel cell vehicles.

Multiple connection points on a fuel cell stack deliver distinct DC voltages, eliminating bulky DC converters that increase system mass and complexity.

A thermal-activated pressure relief device uses a melting alloy and piston to discharge hydrogen from fuel cell tanks.

A pressure sensor detects switching valve adhesion by monitoring fuel gas pressure changes in the supply channel.

An organic liquid carrier stores hydrogen via secondary hydroxy groups to enable efficient electrochemical oxidation in a PEM fuel cell system.

Temperature-triggered intermittent purge valve cycling discharges accumulated water vapor, preventing freezing without adding heating components.

Segmenting the pump assembly separates the actuator from fluid-contacting components, reducing fuel generator cost while maintaining leak-free operation.

Recirculating outlet air via an ejector prevents turbo compressor surge at low flow, maintaining system stability and efficiency.

A dual nozzle hydrogen recirculation device prevents vibration and noise by switching between low-load and high-load supply modes via a pilot valve.

A fuel cell system uses a bypass flow passage and dual flowmeters to measure cathode gas supply accurately.

Separator grooves capture leaking electrolyte and redirect it to tanks, eliminating corrosion risks and reducing hazardous waste disposal.

A compact electrochemical unit merges an electrolyzer, fuel cell, and metal hydride tank to store hydrogen safely at low pressure.

Replacing mechanical dampers with electronic switching eliminates regulation lag, maintaining high output performance without starvation-induced interruptions.

Controller adjusts valve opening based on target versus actual airflow ratio, preventing dry-out during low load states.

Controller sets anode hydrogen partial pressure to suppress electrolyte membrane chemical deterioration.