Gas Treatment TRIZ Cases

AFX zeolite resists degradation at 800°C by controlling SiO2/Al2O3 ratio and using adamantyl cations.

A two-stage absorption process removes organic sulfur species using semi-rich and lean solvents at distinct pressures.

Optimized amine ratios prevent phase separation and reduce regeneration energy during high-pressure acid gas removal.

Segmented activated carbon purifies ozone using fine pores while larger pores collect particulate matter upstream.

Segmented metering units with atomizing nozzles distribute ammonia across large exhaust volumes, resolving poor NOx reduction in high-volume engines.

Composite photocatalysts prevent surface carbonization to maintain durability while efficiently breaking down volatile organic compounds.

An ejector system circulates fuel tank vapor using inert gas generated by an electrochemical cell to remove oxygen from the vapor space.

Replacing corrosive salt solutions, these organic ionic compounds maintain liquid stability and reduce metal degradation in dehumidification systems.

Self-pressurized pyrolysis converts waste PET plastic into activated carbon using KOH activation, reducing by-product generation and increasing yield.

A filter substrate with a median pore diameter of 15 μm or greater supports a non-uniformly distributed three-way catalyst in high and low density layers.

Segmented center pipes allow independent positioning of filter elements, resolving manufacturing precision issues in accommodation.

Platinum on cerium oxide lowers carbon monoxide light-off temperature below 130°C despite low exhaust gas temperatures.

Incorporating diatomaceous earth in the matrix enhances selective catalytic reduction activity at 200-300°C, resolving low-temperature conversion bottlenecks.

Tetraamine-functionalized metal-organic frameworks adsorb carbon dioxide via cooperative binding, maintaining high capture efficiency in humid flue gas streams.

Sulfamic acid impregnated filtration media react with volatile organic compounds to neutralize them.

Post-regeneration phase dries twin air drier vessels with dry compressed air before shutdown.

Switchable ionic liquids remove acid gases via absorption, then regenerate through flash evaporation, eliminating complex distillation towers.

A monolithic wall-flow filter catalytic article oxidizes carbon monoxide and hydrocarbons at low temperatures using a close-coupled configuration.

Macroscopic flow channels in adsorber elements allow gas to fly over iodine adsorbing surfaces, reducing pressure drop and sustaining natural convection.

Compressing combustion gases near saturation enables latent heat recovery through condensation, resolving efficiency losses in high-pressure systems.

A micro-bubble pump uses a curved single-shape impeller to mix feed liquid and gas for efficient water treatment.

A vehicle air filter element encircles a resonator within its filtering wall to attenuate intake noise while maintaining airflow.

Ionizing wet scrubber cleans exhaust before the selective catalytic reducer to protect the catalyst from sulfur compounds.

A modular inlet filter housing uses ISO container components to form a complete fluid conditioning system.

Binary polycations on low-silica faujasite reduce sulfur oxides to elemental sulfur at temperatures below 240°C.

Monoclinic metal organic frameworks separate ethylene and ethane via diffusion selectivity, replacing costly distillation processes.

Iron and halide compounds react with contaminants upstream of SCR systems to preserve catalytic activity against phosphorus and mercury poisoning.

Selective adsorption beds remove methane and hydrogen sulfide impurities from CO2 streams, preventing formation saturation pressure issues during reinjection.

Integrating five parallel chromatographic systems into one device reduces testing cycles while ensuring sample consistency across all quality indicators.

Ozone oxidizes insoluble nitrogen oxides into soluble forms within a wet scrubbing stage to enhance contaminant removal efficiency.

Anti-telescoping spokes and compressible insulation manage thermal stress to reduce heat loss and dead volume in rapid cycle beds.

Steam activation of injected pulverized coal in preheater cyclones captures mercury emissions without adding complex external equipment.

Segmented canister design uses high-capacity activated carbon fiber to resolve contradictions between adsorption efficiency and desorption reliability.

Ferric compound and polyethylenimine coating removes low-concentration vapors by modifying surface charge effects.

A compressed gas dryer uses a subdivided outlet zone to separate dried gas streams from regeneration partial flows within a rotating drum.

Alpha-MnO2 catalyst on porous support decomposes ozone byproduct from photocatalytic air cleaning, preventing harmful accumulation.

Offset vanes create swirl flow to prevent reductant deposits and maintain SCR catalyst efficiency.

Proportional inner and outer channel cross-sectional areas maintain pressure drops below ten percent of bed drop, preventing flow maldistribution.

Alternating full and partial flange coverage along the filter edge resolves warping while maintaining structural integrity during injection molding.

A gas storage article uses low-level polyvinylidene fluoride binder to immobilize activated carbon while maintaining high adsorbent packing density.

Recycles spent wet gas through condensation and compression to regenerate mercury adsorbents, preventing nitrogen loss from flaring.

Hydroxyapatite composite adsorbent traps mercury, selenium, and arsenic through enhanced porosity and surface area.

Co-current contacting system regenerates liquid desiccant using stripping gas to produce lean streams and recirculated gas.

Segmenting the motor casing with a can prevents hazardous gas entry, eliminating complex mechanical seals and reducing maintenance costs.

Replacing liquid coating with electrospinning eliminates chipping and non-uniform thickness while embedding photocatalysts in nanofibers.

Series tubular filters in a suction manifold distribute airflow through radial walls to maximize filtration surface area within compact engine compartments.

Silica-stabilized titania capture material absorbs volatile vanadium and tungsten species, preventing catalyst loss at extreme SCR temperatures.

Copper-exchanged zeolite Y removes sulfur compounds at low temperatures, preventing synthesized byproducts that reduce fuel cell lifespan.

A gas-sorption measurement device uses an infrared sensor to detect partial pressure changes in a sorbent chamber for automated liquid handling.