Gas Treatment TRIZ Cases

Interconnected heat-transfer tubes block straight flow paths to control temperature profiles in counter-current drying and reaction processes.

A desiccant-coated fluid-air heat exchanger removes humidity above 15°C and uses low-grade heat for regeneration to cut dehumidification energy use.

A spherical shell holds the core by compression, cutting leak paths and pressure drop while improving contaminant removal in HVACR refrigerant flow.

A separable water tank and torque coupler let the unit run air cleaning alone or combine filtration with humidification as needed.

A controllable intercooler bypass adjusts regeneration temperature in multistage compression to maintain drying while reducing energy loss and overheating.

A closed-loop heat pump removes moisture from circulating air to dry crops without heat damage, while managing frost and energy use.

A spaced humidification medium and water-spray path enable separate air cleaning, faster drying, and lower droplet noise.

Shifted syngas is split between hydrogen separation and methanol synthesis so purge gas carbon oxides are reused instead of lost.

Locally purified zero air calibrates a drifting air sensor, improving air quality readings without external calibration gas.

Indirect liquid-heated reactivation coils let desiccant wheel dryers dry enclosures at lower temperatures with less fire risk and over-drying.

Partitioned sorbent cartridges keep granular media evenly distributed, improve airflow, and simplify field regeneration in air scrubbers.

Stepped brush guides alternate contact and separation so dust is stripped from the brush and air conditioner filters are cleaned without re-contamination.

Controlled mesopore and micropore volumes let porous carbon adsorb more water vapor at high humidity without slowing adsorption-desorption.

A transparent water tank and separable air-cleaning module let users run filtration alone, confirm humidification visually, and limit water overflow.

A spherical shell holds the core by compression, cutting leaks, pressure drop, material use, and refrigerant volume in HVACR filtration.

A two-stage membrane process burns methane-enriched retentate to heat anaerobic digestion while preserving biomethane output.

A thermosensitive macromolecular absorbent switches from hydrophilic to hydrophobic states to dehumidify air with less heat and power.

Parallel outlet streams are temperature-conditioned, mixed to a uniform recycle, and returned to cut fouling in CO2 desublimation.

A watering housing with a pumping groove, nozzle, and guide rib enables separate air cleaning mode while limiting vibration and water curtain flow.

A rotating watering housing pumps and sprays water to enable separate humidification and air cleaning while reducing vibration.

Catalytic air recirculation breaks down hydrogen peroxide vapor in isolation spaces, cutting flushing time, energy use, and HVAC sizing.

A rotating desiccant wheel uses multiple process air streams to cut humidity, avoid defrost cycles, and improve cooling COP.

Flexible and rigid retainers secure air-handler filters without clips or tools, cutting change-out time while maintaining sealing.

Three packed scrubbing stages with oxidation remove NOx and acidic gases while producing reusable mixed acid for pickling or etching.

Microwave-heated closed-loop coils warm reactivation airflow to regenerate desiccant rotors with lower energy use in cold, power-limited sites.

An air-permeable bag with reflective and photocatalytic coatings decomposes ethylene while improving light exposure to keep fruit fresher.

Silica traps volatile silicon compounds before they deactivate the photocatalyst, while UV-driven active species preserve air purification.

A multilayer spacer-fabric filter maintains airflow and particle capture longer, while enabling cleaning, reuse, lower noise, and less energy use.

Compression heat warms regeneration gas to improve desiccant moisture uptake, cut regeneration frequency, and reduce drying energy loss.

Overlapping UV coronas in moist air create long-lived hydroxyls that disinfect and deodorize large spaces beyond the lamp zone.

A chemically selective membrane removes spacecraft water vapor by pressure differential, while CO2 removal heat prevents condensation.

Only the deteriorated rotor surface is replaced, cutting exchange time and cost while avoiding heavy equipment and material waste.

Evaporator temperature feedback and compressor bypass control keep compressed air drying effective while preventing icing and cutting energy use.

Upstream hopper, weir, and soot blower features limit adherent dust buildup before the catalyst bed, reducing clogging and maintenance.

A calcium oxide, calcium aluminate, and perovskite sorbent improves low-CO2 capture while resisting degradation over repeated cycles.

On-site hydrocarbon pyrolysis and carbon separation supply hydrogen for local heat and power without pipeline replacement or transport risks.

Real-time PFC exhaust feedback adjusts temperature, air, and fuel to sustain abatement efficiency while limiting NOx and resource use.

Two-stage catalytic exhaust recovery converts fired-equipment CO2 into methane while limiting inert buildup and cutting greenhouse gas release.

Wet regeneration and hot N2 drying improve CO2 thermal swing adsorption, cutting power demand while maintaining capture efficiency and purity.

A unified wellbore recycles produced aqueous fluid through basalt formations to mineralize CO2 more stably while reducing water use.

Modified ionic lignin polymers replace unstable, flammable epoxides to capture CO2 and convert it into cyclic carbonates and other valuable chemicals.

Adsorbent-bed PSA conditions rich natural gas into engine-grade fuel while recycling heavier hydrocarbons without post-desorption compression.

A pivotable handlebar locks a sliding filter element into housing grooves without extra turning, improving secure installation and removal.

Heat recovery, vapor regeneration, and condensation cut the energy needed to purify and compress captured CO2 into a high-pressure stream.

An integrated reformer, absorber, and fuel cell captures onboard CO2 while generating hydrogen-based power for marine vessels.

A 3D-printed geopolymer uses pore-forming starch and extractant groups to preserve porosity and improve ion filtration without high heat.

Real-time gross calorific value feedback adjusts membrane biogas treatment to hold methane purity and cut methane loss and operating cost.

Inclined separator elements and a valve-sealed basin drain liquid against upward gas flow, preserving separation at flooding conditions.

A moderate barium-exchanged zeolite capping layer removes propane in air separation PPUs while cutting bed size, cost, and environmental burden.

An elastic member between inner and outer cases suppresses thermal expansion gaps, preserving adsorbent position and fuel vapor adsorption.

Radial flow channels and staged capture media cut pressure drop and parasitic power while maintaining efficient CO2 adsorption.

Passive ocean payloads use natural currents and alkaline release to sequester atmospheric CO2 while neutralizing water acidification.

Flow directors, gap fillers, and exterior walls redirect clean outlet air away from DAC inlets to improve hazardous gas capture and shrink footprint.

A rotating helical sorbent captures atmospheric CO2 in airflow, then retracts for regeneration to limit wind damage and moisture loss.

A vertical exhaust plenum redirects cleaned air away from DAC module inlets, cutting recirculation and reducing system footprint.

Dissolving CO2 and H2S in water before downward injection cuts leakage risk, lowers water demand, and supports mineralization storage.

A layered zeolite catalyst uses Cu-supported front and proton-type rear zones to sustain NH3 removal in gasoline exhaust after endurance.

Automated collection, reaction, and absorbance detection improve soluble iron monitoring in wastewater treatment and reduce manual error.

Covalently bonding amines to porous supports improves CO2 uptake while preserving hydrothermal stability and cycling performance.

Tangential oxygen injection in a centrifugal reactor improves pollutant gas mixing and oxidation while avoiding complex, costly combustion systems.

Distinct inlet and outlet noble metal support depths in a wall-flow honeycomb raise catalyst use efficiency and exhaust gas purification.

Alternating heating and fuel-off cooling in a multi-shaft vertical kiln limits gas mixing and produces a CO2-rich stream with lower energy use.

Acidic wash water and tank gas recirculation suppress ammonia re-evaporation, improving recovery while limiting hazardous vent concentrations.

Covalently bonded amines on porous supports raise CO2 uptake while maintaining hydrothermal and cycling stability under wet conditions.

A liquid absorbent held as a stable film in macropores removes CO2 efficiently while limiting amine carryover and interface energy use.

Periodic secondary air cycling keeps catalyst temperature high enough for soot combustion while improving HC and CO purification.

Blended amines and promoters raise CO2 absorption and desorption rates while cutting solvent regeneration energy and degradation.

KAUST-7 physisorbents capture CO2 from humid NGCC exhaust and ambient air while resisting moisture and oxygen interference.

A high Pt oxide to metal Pt ratio on SnO2 with iridium helps methane combustion catalysts resist sulfur oxide poisoning over time.

A calcium-based porous MOF uses Ca2+-ligand self-assembly to capture CO2 with high stability, recyclability, and water-vapor resistance.

A desiccant and CO2 sorbent cycle dries humid vapor, then uses recovered water to release CO2 with lower regeneration energy.

Balanced sintering-aid distribution controls porosity in cordierite honeycomb filters, improving strength while preserving low pressure loss.

Controlled alumina surface area and Pd/PdO crystal planes lower methane light-off temperature for cleaner natural gas engine cold starts.

A layered Zr-MOF with pyrazolyl ligand sites strengthens reversible SO2 capture and maintains selectivity under humid, low-pressure conditions.

A hydrophilic polymer cement mixture controls viscosity to form uniform, low-void plugs in ceramic honeycomb channels of different sizes.

CuMnAl oxide particles turn drilling mud into an H2S adsorbent, simplifying gas desulfurization while preserving mud performance.

Ambient-pressure heating with water or alcohol enables flexible MOF synthesis with lower energy use and fewer toxic solvents.

Viscosity modifiers cut metal-containing ionic liquid viscosity while preserving metal cation loading for more efficient ethylene recovery.

Maintaining slight positive vent pressure with an EODD vapor pump captures low-pressure hydrocarbons while preventing oxygen ingress.

A common glycol tank and single header keep multiplexed dryer modules at uniform cooling temperature, even when some units are inactive.

A removable wire screen filter keeps particles out of turbine vane cooling circuits while avoiding clogging and major pressure drop.

Controlled nucleation with modulators grows single-crystal imine COF platelets, enabling benzene and cyclohexane separation in gas chromatography.

Ambient-pressure MOF synthesis below solvent boiling point improves adsorption and pore volume while avoiding toxic, high-pressure solvothermal routes.