Gas Treatment TRIZ Cases

Parallel adsorption cylinders manage pressure equalization to prevent rapid ozone self-decomposition during desorption.

Diatomite-coated open-cell polyurethane foam reduces sulfur dioxide concentrations below 10 ppb at high air volumes without increasing flow resistance.

Humidified heat treatment stabilizes platinum surface configuration, resolving unstable NO2 ratios that impair downstream SCR performance.

A combustion chamber with multiple heat exchange and washing branches cools industrial exhaust gas using inert media to prevent acid formation.

Operating amine and redox units at equal pressure eliminates compression equipment, reducing capital costs and processing time for sour gas treatment.

Dip-coating a metal-organic framework suspension onto a monolith substrate preserves high BET surface area and porosity for effective gas separation.

Dielectric substrates with discharge electrodes generate plasma-induced flows for gas decomposition.

Transforms scaling-causing calcium and strontium ions into solid fillers, lowering treatment costs while sequestering CO2.

A porous charcoal box system absorbs and neutralizes odors using activated powder.

A catalyst coating layer uses a zirconia composite oxide to support rhodium particles for stable low-temperature exhaust purification.

Controlled platinum group metal nanoparticles maintain dispersion stability under hydrothermal aging, improving exhaust emission conversion efficiency.

A portable purge system uses a vacuum pump and desiccant to dry sealed vessels without compressed gas tanks.

A combustor heats after-treatment devices via a three-way valve, preventing tailpipe emissions during cold start.

A clean room filter seal uses a knife edge and adhesive gasket to create a secure mechanical interface.

Sodium carbonate injection removes sulfur oxides from steel sintering exhaust, eliminating heavy metal residue disposal costs.

A vehicular exhaust filter loaded with low-density refractory powder enhances filtration efficiency through physical trapping of particulate matter.

Isolating defective adsorbers via hermetic plugs and control reconfiguration maintains gas production when multiple units fail.

Valve-controlled active air supply accelerates moisture adsorption and improves condensation heat dissipation, overcoming low airflow speed limits.

Segmented thermoplates control exothermic heat in a single reactor, eliminating complex methanol isolation steps and boosting conversion rates.

A movable water outlet retracts into a sterilizing space to maintain hygiene.

An FTIR gas analysis system with an oxidizer module and multiplexer detects beverage grade carbon dioxide contaminants.

A solvent regeneration system uses low-grade heat to partially remove carbon dioxide before final high-grade processing.

Fe(II)-substituted MEL-type zeolite adsorbs nitric oxide and hydrocarbons, overcoming low temperature and high oxygen concentration barriers.

High surface area porous alumina substrate impregnated with polyethyleneimine sorbent reduces energy consumption during CO2 desorption.

Predicting SCR catalyst storage changes via upstream temperature allows proactive reductant adjustment, preventing ammonia slip during transient engine loads.

Chemically exfoliated MoS2 nanosheets anchored on oxide supports react with lead ions to form PbMoO4-xSx, addressing insufficient reactivity of bulk materials.

Optimizing the aperture ratio between 35% and 80% balances photocatalytic decomposition of harmful gases with low ventilation resistance.

Segmented drying and washing regions remove scale deposits from spray dryer interior, enabling stable no-drainage operation.

An inclined upper partition plate guides floating lubricating oil back to its chamber, preventing stagnation and odor in compact separators.

Integrated PSA system eliminates multiple treatment units to protect chlorided alumina catalysts from deactivation.

A pressure swing adsorption process measures oxygen extraction flow to maintain stable production rates.

A fluidized bed sampler uses activated carbon particulate to adsorb volatile organic compounds from air streams.

A mixed oxide composition adsorbs nitrogen oxides from exhaust gas at temperatures below 200°C.

Thermal desorption regenerates adsorbent filters, and photocatalytic oxidation destroys released contaminants without venting.

A direct contact heating device and water wash tower integrate desulfurization with carbon dioxide capture using ammonia reagents.

Joule heating regenerates sorbent monoliths in a modular reactor, reducing energy consumption and system complexity.

A layered filter bed combines activated carbon with impregnated zirconium hydroxide to remove toxic chemicals from contaminated air streams.

Sensors monitor humidity and temperature to trigger dynamic volatile corrosion inhibitor release, preventing condensation damage during storage.

Amorphous metal alloy powder replaces noble metals in exhaust filters, reducing fabrication costs while maintaining high purification efficiency.

A gas compression system uses temperature-controlled hydrogen adsorption materials to drive piston movement.

Deliberately reduced upstream catalyst efficiency generates exotherms to combust particulate matter, meeting Euro 6 standards without active interventions.

LCST polymer coating on fibrous substrate enables water release through phase transition, reducing energy consumption compared to conventional desiccant wheels.

Perforated lids enable vacuum evacuation of air from flexible bags, reducing volume and preventing overflow in commercial enclosures.

Treating deactivated solid amines with a dilute base solution restores amine activity and extends operational life despite acidic gas interference.

Surfactants boost carbon dioxide solubility in treatment fluids, reducing energy requirements and operational costs for direct air capture.

Recycling second retentate and third permeate back to the compressor inlet reduces electricity consumption by eliminating intermediate compression stages.

Segmented parallel filters use automated blowback to dislodge fissile particulates via countercurrent purging gas, eliminating downtime for maintenance.

Controlled temperature distillation removes hydroxyacetone impurities from phenol without extra equipment.

A spiral-wrapped air filter frame uses a terminal segment as an internal reinforcing strut to boost structural rigidity.

Electronic control unit dynamically schedules regeneration during idling to resolve inconsistent air quality from fixed pressure switching.