Gas Treatment TRIZ Cases

Platinum group metals impregnated on high-alumina supports enable efficient NOx storage and conversion in lean burn engine exhaust systems.

Controlling ceria-zirconia specific surface area suppresses initial oxygen storage capacity to enable accurate air/fuel ratio learning and diagnosis.

Absorbent filters extract tar and moisture from syngas, preventing condensation blockages and HCl capture without heating the sampling line above 400°C.

Spray-dried porous carrier impregnated with amine compound resolves attrition resistance trade-off while enabling continuous fluidized bed operation.

A moss-based air filtration system uses plant medium layers to remove particulate matter and harmful chemicals from indoor environments.

Linear regression of time-period averaged catalyst activity generates a health score to predict selective catalytic reduction bed replacement timing.

A segmented nozzle lance with oblique discharge directions expands the treated zone and improves pollutant removal efficiency.

A vapor recovery system uses adsorption beds to isolate volatile liquid vapors from oxygen before returning them to storage tanks.

A honeycomb filter element uses segmented hexagonal passages to optimize ash deposition and catalyst distribution.

A bismuth and cerium promoted catalyst maintains high DeNOx efficiency at 150 to 200°C while resisting sulfur poisoning in exhaust gas streams.

Optimized cell wall porosity and thickness in a zeolite honeycomb structure balance mechanical strength with high NOx treating efficiency.

Extending the air cleaner sub-chamber forward of the fuel tank positions the element lid for maintenance without removing the tank.

A field replaceable desiccant cartridge integrates a resistance-changing circuit to track moisture absorption levels in sealed enclosures.

Additives increase lime hydrate surface area to neutralize acid gases, reducing sorbent usage and downstream clogging.

Halide promoters stabilize the manganese oxide oxidation state, preventing reduction deactivation in reducing environments.

Copper-promoted zinc oxide desulfurization material achieves high sulfur capacity per unit volume through enhanced porosity and surface area.

Counter-current fluidised bed scrubbers absorb carbon dioxide using saline solutions, eliminating energy-intensive amine regeneration.

A single vessel removes foulants from carrier gas using a cryogenic liquid to form a slurry that passes through a permeable wall.

A monatomic nickel layer on cerium support enhances oxygen storage and water-gas shift functionality in exhaust catalysts.

PTSA unit removes H2S while membranes separate CO2, reducing system complexity compared to standalone adsorption.

A hydrogen generation system uses sequential ammonia and nitrogen adsorption beds to purify gas streams without liquid solvents.

A double-pipe exhaust gas treatment apparatus uses a purge gas to isolate the processing stream from the liquid film on the inner cylinder wall.

Dual shafts convey and aerate solids with gaseous fluid, reducing jamming risk while improving reactivation efficiency.

Replacing costly nickel catalysts with palladium enables efficient synthesis of quinone-containing poly(arylene)s for electrochemical gas separation.

Positioning a porous body near the injection inlet suppresses vapor reverse flow and prevents drying-out in loop heat pipes.

A hydrothermally stable Cu-SSZ-39 zeolite catalyst maintains structural integrity and catalytic activity under harsh exhaust conditions.

Segmenting the charcoal canister from the fuel tank cap reduces manufacturing complexity while maintaining universal compatibility across different tank sizes.

A separator device with a selective mesh screen removes oil droplets from air brake purge streams, preventing environmental contamination on roadways.

Modified Trass adsorbent removes mercury from exhaust gases via enlarged active surface area, maintaining flue ash quality at temperatures exceeding 800°C.

A core-shell hydrocarbon adsorbent combines an ion-exchanged zeolite core with a mesoporous metal oxide shell to enhance material performance.

A gas adsorption system uses a second electrode film with active material particles under 10 μm to enhance electron transfer.

Segmented flow sections in a compact CO2 absorber reduce diffusion resistance and minimize pressure drop while increasing mass transfer rates.

Periodic cylinder rotation separates capture from regeneration, reducing stationary energy consumption while maintaining high carbon dioxide removal capacity.

Calcining catalyst raw materials in an ammonia and inert gas atmosphere activates active phases without altering standard preparation workflows.

A three-way catalyst uses oxygen storage capacity materials with controlled specific surface area to maintain catalytic activity.

Porous metal complex molded article uses functional polymer binder to maintain structural integrity during gas adsorption cycles.

A fluorine-bound metal oxide photocatalyst system enhances electron storage to improve gaseous pollutant decomposition efficiency.

Alkaline carbonate fibers absorb liquid and odors, preventing metallic aftertaste in vacuum-aged meat.

A gas flow analysis system measures total organic carbon concentrations upstream and downstream of a filtering medium to determine separator saturation status.

A modular medical filtration device uses a single housing with fluidic sealing to remove particulate and volatile organic compounds from surgical smoke.

A catalyst composition uses segmented ion exchange to incorporate rare earth elements and promoter metals into a molecular sieve framework.

Merges the oil fill cap and separator into one unit, eliminating hose disconnections during maintenance.

Aqueous alkaline-earth polysulfide reagents co-precipitate in scrubbers to remove mercury from combustion gases.

Nitrogen-functionalized polymeric sorbents remove acid gases without increasing device complexity or manufacturing cost.

A wind turbine captures kinetic energy from flue gas while a scrubber isolates carbon dioxide for conversion into electrical power.

A regenerative thermal post-combustion plant oxidizes carbon compounds and reduces nitrogen oxides in exhaust gas using ceramic heat storage bodies.

A coupler with a tube inserts into a uniform flow region downstream of a particulate filter to measure differential pressure accurately.

A fixed-bed capacitor adsorber smooths spent regeneration gas composition using molecular sieves, stabilizing Wobbe Index for downstream fuel use.

An induction heating system rapidly warms a catalytic converter substrate using electromagnetic fields to accelerate light-off temperature.