Reactant Parameters Control TRIZ Cases

A fuel cell system acquires anode offgas flow rate to verify gas-liquid discharge valve opening status through direct fluid measurement.

A dielectric conduit assembly uses matched thermal expansion materials and braze alloys to create sealed gas delivery paths.

Metal-containing ionic liquids replace aqueous electrolytes to overcome low energy density limits, achieving higher voltage separation and reduced footprint.

Quick-acting couplings consolidate interfaces on one side, enabling crew replacement while preventing hydrogen leakage.

A fuel cell system drives an air pump using surplus power to consume transient electricity during a stop sequence.

A state of charge indicator detects fluid mass via solid component deformation within a metal hydride enclosure.

A fuel leakage preventing structure uses a valve control unit with electrodes to manage fuel supply in biofuel cells.

Segmented flow field plates force reactants through multiple transition zones, improving delivery uniformity while managing parasitic power consumption.

Integrated check valves in the quick coupling seal the extraction line, eliminating gas loss and pressure release during service.

A fuel cell system manages tank shut-off valves to maintain stable operation during vehicle non-use phases.

A controller detects injector failure by analyzing power consumption fluctuations in a hydrogen pump during opening and closing cycles.

Predictive rotational speed estimation compensates for communication delays in fuel cell air compressor control.

A fuel cell control method manages gas supply timing during extended stops to maintain power generation and prevent degradation.

A fuel cell ejector merges hydrogen supply gas with exhaust to maintain circulation pressure.

A conductive flow-guiding plate uses embossed relief to define alternating channels and access holes for uniform reactant distribution.

A control unit calculates excess air flow to adjust bypass valves for stable turbo compressor operation.

Communicative filling system checks on-off valve state before initiating hydrogen refueling data transmission.

A purge valve control mechanism opens the discharge valve during supply valve closure to estimate off-gas flow rates via pressure detection.

Conductive gas supply lines reduce electrical resistance and simplify assembly without insulation openings.

A detachable fuel module includes a filter and identification member for the fuel cell system.

A fuel cell controller seals manifolds after operation to trap gas pressure, then opens valves to expel residual water from the power generation area.

Dual injectors overlap valve timing to bypass ejector pressure losses and prevent hydrogen stoichiometry deficiencies during rapid demand changes.

A disposable aluminum hydrogen generator produces fuel via chemical reaction.

Segmented flow channels improve electrolyte distribution efficiency while reducing sealing surface area and leak risks in redox flow batteries.

Control device raises stack voltage before current sweep to prevent pumping hydrogen during warm-up.

A redox flow battery pressure adjustment mechanism uses a water sealed valve with non-volatile liquid to stabilize tank gas phase pressure.

Segmented cathode assembly with hydrophobic gas diffusion layer prevents salt accumulation while enhancing oxygen mass transport.

Distinct thermosetting resins with varying gelation temperatures and viscosities in a high-pressure tank suppress bubble formation and cloudiness during curing.

A flow distributor inserted into an end plate hole manages air velocity differences across the manifold, ensuring uniform flow distribution to unit cells.

Segmented heat insulation sections on the tank body and belt prevent external heat transfer, maintaining stable internal pressure without complex valves.

Color-changing sensing materials detect sulfur breakthrough in fuel streams, enabling timely sorbent bed replacement and preventing permanent fuel cell damage.

Learning functions predict stop durations to delay fuel cell shutdowns, reducing start-stop wear on components.

Gravity-fed fuel delivery and a capillary check valve eliminate parasitic power loss from motorized pumps in portable formic acid systems.

A cellular reservoir design interconnects multiple components to maximize space utilization.

A hydrogen fuel cell power source uses a micro pump to circulate water vapor through the chemical hydride for enhanced gas production.

Segmented ejector configurations optimize entrainment ratios to reduce parasitic loads from high pressure losses.

Dynamic regulator adjustment aligns pressure ranges with sensor capabilities, resolving detection accuracy versus weight trade-offs in fuel cell systems.