Gas Treatment TRIZ Cases

Segmenting porous sorbents within a hollow fiber membrane reduces bed volume and pressure drop while accelerating heat transfer for efficient CO2 capture.

Insufflating air through tank nozzles drives volatile fumes into a cooled active carbon filter, preventing deflagration risks during maintenance.

Two-stage Higee amine scrubbing with compounded amines removes acid gases to ≤1 μL/L, eliminating hazardous waste alkali generation.

A honeycomb structure uses a tapered convex part with a rough-face region to suppress circumferential displacement and mat breakage during storage.

Metal organic frameworks adsorb noble gases via tailored pores, reducing energy consumption compared to cryogenic distillation.

A stripper unit removes CO2 from methanol overhead streams using integrated mechanical vapor recompression.

Solvent spray nozzles dissolve treatment fluid in exhaust gas, reducing contamination load on exhausting equipment.

A controller adjusts steam extraction from an auxiliary turbine to maintain optimal pressure at a carbon dioxide reboiler during boiler load fluctuations.

A fuel vapor processing apparatus uses a control device to adjust movable valve member stroke distance at varying speeds for precise position detection.

Zoning the catalyst layer on a honeycomb filter reduces temperature differences across the structure, preventing cracks during regeneration.

Vibrating the slurry prevents particle aggregation, allowing spray drying to form diffusion pores that improve exhaust gas purification.

Variable pitch ribs in the gas scrubber ensure uniform cleaning flow, extending collector lifetime by removing debris.

A plasma gas treatment apparatus uses ionizing electrical discharges to transform combustion gases into high-value syngas fractions.

A Metal Organic Framework canister adsorbs fuel vapor constituents for complete desorption during purging cycles.

Ammonium carboxylate neutralization creates a stable filter cake, resolving cracking issues and enabling intensive washing of nanoparticulate titanium dioxide.

Mixed ligand metal organic framework with rectangular grids captures carbon dioxide through physical and chemical adsorption.

Nanoporous copper catalyst enables selective electrochemical reduction of carbon dioxide to valuable C2-C3 products.

Air cleaning filter coated with formaldehyde dehydrogenase immobilizes the enzyme on a metal carrier to decompose volatile organic compounds.

Iron oxide aggregate removes hydrogen sulfide from landfill gas wells, reducing operational costs and increasing methane purity.

Membrane separation isolates ethanol from fuel to reduce nitrogen oxide emissions without external urea.

A gas-liquid absorber uses two distinct sodium carbonate streams to capture hydrogen sulfide from carbon dioxide-rich process gases.

Electrostatic attachment of gold nanoparticles to polyelectrolyte surfaces prevents aggregation and maintains catalytic activity at high temperatures.

Silicate mineral filter media bond to substrates to absorb atmospheric carbon dioxide through natural weathering.

Dispersive material inside exchange column chimneys breaks up concentrated gas streams to resolve non uniform edge distribution in large diameter units.

Hard and soft plastic frame segments support flexible bellows folds, enabling effective cleaning without structural damage.

A powdered catalyst material combines hydrated titanium oxide with silicon dioxide to maintain high specific surface area.

A heating module uses microwave energy to thermally dissociate complex pollutant molecules in exhaust smoke.

Stacked flexible fabric layers containing particulate sorbent material direct gas flow through thin beds to maximize mass transfer efficiency.

A rotating sorbent wheel captures carbon dioxide from vehicle exhaust gases, reducing pressure drop and improving heat transfer efficiency.

A filter-drying device uses compressed air to dry filters quickly and completely.

A heaterless air dryer uses compressed air to thaw purge valves in cold conditions.

Monitoring sulfite levels in the scrubber liquor prevents oxidized mercury reduction, stopping elemental mercury re-emission during varying fuel loads.

A heat exchanger lowers flue gas temperature to 100°C or higher, enabling activated carbon to capture mercury down to 0.003 μg/Nm3.

A platinum catalytic article oxidizes sulfur compounds upstream of selective catalytic reduction catalysts to maintain molecular sieve activity.

Segmented particle adsorbent beds minimize pressure drop and energy consumption during CO2 capture from atmospheric air.

Pulverizing spent acid gas adsorption devices recovers base material for molding new layers, eliminating full device replacement costs.

Hollow fiber adsorbent material captures moisture from compressed air at room temperature.

Segmented cell rows with specific curvature radii reduce pressure loss while preventing soot leakage in corner portions of the honeycomb structure.

Cyclic amines paired with alkanolamines boost CO2 absorption speed while suppressing diffusion losses in acid gas removal.

Rectangular flow channels and variable wall thickness prevent particulate clogging while minimizing sulfur trioxide formation during nitrogen oxide reduction.

Sonication of a porous membrane bag containing solid samples extracts analytes directly into organic solvent without filtration or centrifugation.

Segmented screen layers filter particles upstream of the turbocharger, resolving the contradiction between improved reliability and increased pressure drop.

Composite catalyst mixture absorbs heavy metals from fluids using sulfur and iron impregnated activated carbon, reducing regeneration time by over 40%.

Acidic washing removes sulfur from coal fly ash, enabling ASTM C618 compliance for concrete use.

Ionizing radiation decomposes sulfur hexafluoride into hydrogen fluoride and sulfur at room temperature.

A passive absorption tower captures atmospheric carbon dioxide using a planar liquid surface driven by natural pressure gradients.

A copper and iron co-exchanged chabazite catalyst enables selective catalytic reduction of nitrogen oxides.

A low-temperature NOx adsorber composition captures nitrogen oxides during engine cold starts using rare earth and platinum group metals.

Composite amine-ammonia solvent resolves mass transfer bottlenecks to boost carbon dioxide absorption while reducing regeneration energy.

Cobalt-based absorption media remove oxygen from fuel tank ullage through reversible chemisorption, eliminating heavy nitrogen generation equipment.