Reactant Parameters Control TRIZ Cases

Placing the air mass flow sensor upstream avoids downstream malfunction risks while maintaining measurement precision through computational estimation.

Sequential supply and purge steps discharge non-reactive species to prevent voltage drops.

A cell-monitoring connector uses a lever portion with latching protrusions to secure connection terminals within a fuel cell separator housing.

Segmented relief features bypass ice blockages in backfeed ports during freeze start-up, ensuring continued reactant flow and preventing damage.

An exhaust gas recirculation pump circulates atmosphere to charge a high-voltage battery during fuel cell startup.

A fuel cell control unit adjusts compressor rotational speed to maintain cathode gas supply during highland operation.

Resilient flow structures expand elastically to maintain contact with the membrane electrode assembly under high pressure differentials.

Segmented buffer regions with varying depths and embossing geometry disperse reactant gases evenly, resolving manifold flow non-uniformity.

A fuel cell air intake structure branches a water separation passage downward from the main air path to remove moisture before it reaches the stack.

A tetrathiafulvalene derivative redox mediator enables a single-step two-electron reaction in flow batteries.

A valve control unit warms up an anode pressure control solenoid before activation to ensure consistent gas boost speed.

A fuel cell stack uses separate load applying units to compress the marginal area and power generation reaction area independently.

A thermal actuator expands to press a heating element against fuel units, resolving the trade-off between efficient heat conduction and easy component loading.

A suction dampening drum with a recycle line prevents vacuum formation and air ingress during compressor cycling, ensuring stable internal pressure.

Controller detects injector faults and reallocates hydrogen flow to remaining injectors, preventing power generation gaps.

A fuel cell air humidifier injects condensed water into the compressor inlet using bypassed compressed air pressure to mix moisture with intake flow.

A fuel cell system adjusts cathode gas flow rates to individual cells for precise power output control.

Dual power converters control output currents in series-connected fuel cell stacks to balance gas distribution.

Honeycomb end plates integrate fluid channels and insulation to resolve sealing reliability versus manufacturing precision trade-offs.

A fuel battery voltage adjuster restricts pump power to maintain system stability during operational anomalies.

Controller executes emergency stop protocols that defer ordinary shutdown tasks, eliminating continuous monitoring power drain until restart conditions clear.

A dilution unit mixes fuel exhaust with external air via a stirring chamber to reduce hydrogen concentration.

Variable opening width in fuel cell passages compensates for uneven flow distribution, ensuring uniform reactant gas supply across the entire surface.

A pressure regulation device maintains inlet pressure using a recirculation loop with an ejector and parallel pressure reducer.

A solid-oxide fuel cell design directly oxidizes organic fuels using a sulfur-resistant catalyst and oxygen ion electrolyte.

A CO2-selective membrane directs carbon dioxide to a chemical agent that binds the gas, eliminating overpressure risks from methanol steam discharge.

A fuel cell pump controller adjusts activation current and duration based on outside air temperature to prevent ice adhesion.

A fuel cell gas-liquid separator uses pressure control to maintain a lower water surface in the bypass passage.

Porous oxide insulating support reduces joint stress concentration and prevents crack formation during thermal cycling.

Surrounding solid-state battery conducts waste heat to fuel tank, enhancing reaction rate while preventing battery overheating.

A fuel cell manifold relocates the throttle mechanism to enable direct pressure loss inspection at the gas inlet.

An injector controller increases target current when high-power auxiliaries start, preventing accidental closure and reducing excess power consumption.

A fuel cell system records encoded data and drive signals during hydrogen refueling to identify the source of filling errors.

An integrated end plate heat exchanger preheats reactant gases via cooling liquid flow, eliminating external ducts and reducing system complexity.

Water discharge holes in the resin sheet extract liquid water from manifolds via capillary action, reducing purging time and preventing freezing.

Segmented electrochemical cell stack halves voltage across sections to minimize shunt current loss.

Integrated heat exchangers preheat and distribute reactant gases across unit cells within a solid oxide fuel cell stack.

Liquid organic hydrogen carrier system binds hydrogen into a stable liquid form, eliminating flammability risks in domestic heat and power generation.

Specific thickness ratios between catalyst and diffusion layers improve cathode temperature control and accelerate water transfer from cathode to anode.

A plate-based foreign matter entry suppression part blocks water droplets and debris from entering the stack case exhaust port.

A hydrogen station uses a sensor to start cooling units before vehicle arrival.

A metal-insulating film-metal gas sensor uses local resistive heating to detect hydrogen without external power.

Spring-loaded contacts bias against flow plate edges to monitor cell voltage, eliminating protruding tabs and reducing material waste.

Solid metal hydrides replace heavy high-pressure tanks, achieving 1.0 kWh/kg energy density while reducing storage volume and weight.

A direct isopropanol fuel cell generates electricity using a high-concentration alcohol-water mixture.

Diagonal partition wall channels in the cathode bipolar plate extract condensed water to prevent micro pore clogging and maintain uniform gas flow.

Segmenting the flow path with shut-off valves isolates the high-pressure sensor for replacement without exhausting hydrogen from the tank.

Dual-unit fuel cell system with independent oxidant supply paths for aircraft power generation.

Nested explosion-proof tanks and composite walls prevent methanol-water mixture explosions during vehicle collisions, ensuring reliable hydrogen supply.

Liquid gas separators equalize pressure between tanks to prevent crossover and reduce mechanical reinforcement needs.