Gas Treatment TRIZ Cases

Transition metal-substituted hydrotalcite catalysts store nitrogen dioxide via enhanced basicity and adsorption selectivity.

Curved cell corners prevent cracks while asymmetric row configurations reduce pressure loss in exhaust filtration systems.

A Cu-carrying zeolite catalyst decomposes aldehydes into harmless gases at low temperatures.

Compressing the mixture enables selective membrane separation and catalytic combustion to remove oxygen while generating steam.

Capturing exhaust CO2 onboard a paving machine and reacting it with calcium reduces emissions while accelerating asphalt curing.

Positioning inlet and outlet on the same side allows contaminants to exit directly during regeneration, preventing settlement in the flow path.

Segmented modules enable factory pre-assembly, reducing installation time while pulse cleaning extends filter bag life.

Optimizing silica-to-alumina ratios in CHA zeolites maintains crystallinity under extreme heat while boosting NOx conversion efficiency.

Metal-organic framework compounds adsorb water vapor to maintain optimal product moisture levels and prevent degradation during storage.

A laminate adsorbent body adheres particulate adsorbents onto a sheet to enable efficient carbon dioxide concentration.

Ion-exchange resin removes hydrosulfate and halide impurities from collected liquid to prevent concentration buildup in recycled glass raw material.

Segmented catalytic treatment uses localized heating between converters to overcome cold-start temperature limits and reduce NOx emissions.

A gas adsorption filter removes siloxane compounds from the oxygen sensing line to protect the sensor.

A denitration catalyst with high vanadium pentoxide loading and large surface area enables selective catalytic reduction at low temperatures.

Limiting feed stream salt concentration below one equivalent per mole reduces amine loss and dilution during ion exchange regeneration.

An extraction arrangement uses an axial fan and Venturi nozzle to create negative pressure, preventing heat exchanger shading while simplifying assembly.

A molecular sieve catalyst with controlled heteroatom content oxidizes methane and ethane at low temperatures.

Amine-functional organosilica aerogels absorb CO2 through high-capacity sorption.

Internal endoskeleton support replaces bulky external frames to improve storage volume and reduce manufacturing costs.

A dual-layer exhaust catalyst uses a barium compound to limit rhodium migration, preventing alloying and maintaining low-temperature purification performance.

Segmented flute ends reduce sealant volume while curved patterns optimize airflow through the filter.

A CO2 recovery method uses water vapor from target gas as a heat-transfer medium to detach CO2 from an adsorbent.

A direct air capture apparatus uses sequential water extraction units to preprocess ambient air before carbon dioxide adsorption.

Inducing gas and liquid fluctuations creates compression waves that enhance mass transfer while reducing equipment size.

CO2 carbonation lowers pH while iron stabilizers reduce heavy metal leachability, enabling hazardous waste to meet strict acceptance criteria.

Inorganic colloid particles in a composite mat maintain static friction and surface pressure, preventing pollution control element displacement above 900°C.

Compacting activated carbon onto a 3D corrugated substrate prevents uneven filling and leaning, ensuring uniform airflow and filtration efficiency.

Heating a stainless steel gas chamber to 120°C prevents water vapor adsorption on internal surfaces.

A dense-phase pneumatic conveying system transports sorbents using high pressure and low velocity to inject additives into contaminated gas streams.

Degassing unnecessary gases from recycled processing liquid stabilizes dissolved oxygen measurement precision for consistent substrate quality.

A centrifugal fan forces air through a methane conversion reactor to cool the catalyst pad, preventing overheating during high-load oxidation.

Ammoniated reject brine reacts with CO2 to form sodium bicarbonate, resolving storage feasibility issues while recycling ammonia.

A flue gas purification system integrates a cooling deacidification coupling device to mix substances and neutralize acidic gases.

Tailored calcium cobalt zirconium perovskite membranes optimize oxygen sorption capacity while maintaining thermal stability above 800°C.

Polygonal cells with arc corners optimize partition wall thickness and curvature to balance structural integrity and fluid dynamics.

A water flooded screw compressor integrates cooling and lubrication functions to compress gas without oil contamination.

Alkali carbonate solvent absorbs carbon dioxide and sulfur compounds, regenerating the solution to lower purification costs.

A liquid ring pump compresses gas into a venturi scrubber for efficient particulate separation.

Segmented adsorbent layers remove residual ammonia before nitrogen separation, preventing breakthrough in the hydrogen product stream.

Nitro and halo substituted agents enhance ethylbenzene separability from C8 aromatics, reducing energy consumption.

A substrate exhaust scrubber discharges selected scrubbing liquids to match pollutant types.

A partitioned exhaust gas treatment vessel uses segmented sparger pipes to form a froth layer for efficient desulfurization.

Sulfur compounds in produced water extract non-volatile mercury from crude oil, enabling wastewater recycling.

Integrating air filter enclosures with structural cross-members reduces material usage and weight while maintaining dynamic stiffness.

An inactive inorganic sealant layer prevents water penetration and ion migration, ensuring uniform washcoat application and sustained catalytic activity.

Falling film reboilers reheat amine absorbent to strip CO2, reducing thermal decomposition and compressor power in recovery systems.

High voltage electric fields fluidize granular catalysts to enhance pollutant contact, reducing pressure drop compared to fixed beds.

A solvent-free interzeolitic conversion process transforms FAU-type zeolite into AEI-type material using cationic structure directing agents.

An inclined bottom directs solids toward a side-opening exhaust port, preventing accumulation at the base of the drying device.