Hydrogen TRIZ Cases

High-temperature pyrolysis converts CO2, alkane, and carbon into CO, hydrogen, and methane while avoiding separate hydrogen production.

Scrap stainless and carbon steel are used to make TiFe hydrogen storage alloys with controlled activation and lower raw material cost.

A Ni-Fe-MgO catalyst composition improves biomass tar reforming by resisting coke deposition and sulfur poisoning at high temperature.

Oxygen-fed catalytic partial oxidation removes tars and hydrocarbons from gasification gas while limiting PAH and carbon black formation.

Steam treatment forms a perovskite oxide carrier that helps ammonia decomposition catalysts resist moisture and sustain hydrogen production.

Small Ru additions and alkali or alkaline-earth promoters help a Ni catalyst decompose ammonia at lower temperatures with higher hydrogen yield.

Elevated-pressure isothermal redox cycling improves water vapor and CO2 splitting while reducing product compression energy.

Hydrocarbon pyrolysis supplies carbon for anodes and hydrogen for heat or power, cutting CO2 and SO2 emissions while stabilizing aluminum production.

A BTX liquid carrier mix stores and releases hydrogen while limiting organic contamination and lowering LOHC transport cost.

Heavy solid pyrolysis residue from waste plastics is converted in a POX gasifier into syngas, avoiding unsuitable downstream solids.

Specific La-Ce-Sm-Ni-Mn alloy ratios cut PCT hysteresis, limit Co cost, and preserve hydrogen storage and desorption at moderate temperatures.

A sliding feed lance and oxidizing fluid outlet limit carbon fouling, protect electrodes, and keep hydrocarbon plasma decomposition running longer.

An expansion opening in a gas conduit extension keeps the sensor stable during thermal deformation and measures gas temperature before mixing.

Demand-based delivery planning uses dehydrogenation status feedback to cut transport frequency and hydrogen supply costs across multiple bases.

Cation vacancies and mixed divalent metals stabilize aluminate spinels, enabling tunable pigments and regenerable catalysts at lower processing temperatures.

On-site biomass gasification links hydrogen production, vehicle fueling, and CO2 sequestration to avoid distribution bottlenecks and cut emissions.

A nickel-alloy 3D lattice heater drives turbulent ammonia heating, enabling compact hermetic dissociation units for vehicles.

Carbon margin based burner balancing keeps reformer tube walls below the carbon formation threshold, preventing hotspots and catalyst deactivation.

Gas-phase alkali catalysts enable hydrocarbon pyrolysis to make hydrogen and solid carbon without carbon oxides or catalyst fouling.

Electromagnetically heated carbon particles crack natural gas into hydrogen and solid carbon, cutting CO2 emissions and catalyst complexity.

A nonporous nickel oxide catalyst limits coke deposition during syngas production, sustaining activity while cutting energy use and emissions.

Magnetic induction heats the catalyst directly, improving ammonia-to-hydrogen conversion at lower temperatures with less energy and no fossil-fuel heating.

A condensing heat-transfer fluid keeps a multitubular ethanol dehydrogenation reactor near isothermal, improving selectivity while avoiding steam dilution.

Splitting and purging stripper steam removes amines before recycle, preventing carbon formation in syngas reforming equipment and catalyst beds.

Using carbonate precursors instead of nitrates cuts NOx-bearing waste and cost while improving coke-resistant reforming catalyst stability.

A composite SiC support uses an alumina matrix and hermetic layers to resist steam oxidation while preserving heat conduction.

CeO2-modified La-Ni perovskite improves methane dry reforming by boosting CO2 adsorption and limiting carbon deposition on Ni sites.

A molten salt layer separates solid carbon from molten metal in two-zone pyrolysis, enabling hydrogen, ammonia, and sulfur production with low CO2 emissions.

A perovskite coating on porous metal support resists carbon deposition and sintering, sustaining methane reforming at high temperatures.

Delayed oxidant-fuel mixing and zoned heat sinking let a reverse flow reactor combine reforming and partial oxidation without catalyst overheating.

Raising reformer back-pressure and recovering energy with a turbo-expander cuts compression work in flare-gas-to-methanol conversion.

Uniform sulfur, platinum, and alkali metal dispersion in alumina cuts diffusion limits and extends dehydrogenation catalyst life.

External heating or cooling and tangential recirculation keep formic acid dehydrogenation uniform, limiting CO and improving hydrogen purity.

A hibonite and potassium-beta-alumina support improves carbon resistance, limits potassium leaching, and extends steam reforming catalyst life.

Preheating the partial oxidation reactor and tuning the O/C ratio enables hydrogen generation from cold start in under 6 seconds with lower emissions.

A staged catalytic route converts biomass to methanol via electrolysis, formic acid, and methyl formate while adapting hydrogenation to variable power.

An annular chamber around the inlet section enables same-end outlet routing, countercurrent flow, easier catalyst refilling, and less metal dusting.

Blending natural gas with renewable propane and capturing at least 85% CO2 cuts hydrogen life cycle emissions below 1.5 kg CO2e/kg.

Ionized gas and staged flue-gas cleanup suppress dioxins, acid gases, and heavy metals during waste treatment.

Heat-treated black powder rich in hematite enables low-cost autothermal reforming that cuts coke formation while boosting hydrogen and CO output.

Rapid heating and quenching through a porous Joule heater boosts thermochemical reaction rate, selectivity, and energy efficiency.

Industrial waste steam and molten slag activate silicates for faster elemental extraction with lower energy use and cost.

A particulate inlet bed ahead of a structured catalyst cuts pressure drop while resisting sulfur poisoning and carbon formation in steam reforming.

Pure-oxygen reverse flow reforming creates a CO2-rich flue gas for easier ammonia integration, urea feed use, and lower separation load.

A methanol intermediate replaces high-temperature reverse water-gas shift, improving CO2-to-hydrocarbon conversion and reducing CO2 waste.

Methanol decomposition generates syngas in situ for Fischer-Tropsch synthesis, easing syngas handling while lowering temperature and improving C5+ selectivity.

FT tail gas regenerates syngas-production catalyst instead of being burned, cutting regeneration media needs, costs, and emissions.

Vertical movable electrodes and heat recovery reduce torch obstruction, cooling losses, and maintenance in plasma hydrogen production.

Using methanol as a liquid intermediate, this route converts CO2 into C5+ hydrocarbons while avoiding high-pressure syngas handling and RWGS heat.