VOC TREATMENT / CATALYTIC OXIDATION

Activated Carbon Adsorption + CO System

Integrated adsorption, desorption and catalytic oxidation for high-volume, low-concentration industrial VOC exhaust.

PROCESSAdsorption + Desorption + CO
BEST SUITED FORHigh-volume, low-concentration VOCs
CONFIGURATIONModular & automated
CO MEANSCatalytic Oxidation
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SYSTEM OVERVIEW

Concentrate VOCs first.
Oxidise them efficiently.

The system treats ambient-temperature organic exhaust containing benzene compounds, ketones, alcohols, ethers and mixed solvents. It is particularly suited to applications with large air volumes and low to medium VOC concentrations.

Dry filtration protects the adsorption media. Activated carbon captures and concentrates VOCs, controlled hot air regenerates the saturated bed, and the concentrated stream is then purified through flameless catalytic oxidation. Recovered heat is circulated back into the process.

WHY THIS SYSTEM

Built for practical industrial operation

01

Ready-to-install modular build

The adsorption, catalytic oxidation and control sections are factory integrated for fast positioning and commissioning on site.

02

Flexible airflow configuration

Adsorption modules can be combined around the required exhaust-air volume, production schedule and available installation space.

03

Regenerative activated carbon

Adsorbed VOCs are released during controlled desorption, allowing the activated carbon media to return to service.

04

Lower operating demand

Concentrating the VOC stream before oxidation reduces the volume handled by the catalytic stage, while recovered heat supports desorption.

PROCESS FLOW

From captured exhaust to clean discharge

The operating sequence below has been rebuilt as native English web content from the supplied technical catalogue.

01

Dry filtration

G4 / F5 / F7 pre-filtration removes fine overspray and dust before the adsorption stage.

02

Adsorption

Process exhaust passes through activated-carbon beds where VOCs are captured and concentrated.

03

Hot-air desorption

A saturated bed is isolated and heated, releasing the concentrated organic compounds and regenerating the carbon.

04

Catalytic oxidation

The concentrated stream is oxidised over a catalyst at a lower temperature than direct thermal combustion, without an open flame.

05

Heat recovery

Recovered thermal energy is recirculated to support desorption and oxidation, improving overall energy efficiency.

TYPICAL DESORPTION BEDApprox. 80°C
HEATING SETPOINTApprox. 280°C
CATALYTIC CHAMBERApprox. 350°C

Illustrative values extracted from the supplied control diagram. Final settings depend on VOC composition, concentration and project design.

APPLICATION RANGE

Adaptable across coating, printing and solvent-based production

Suitable for treating organic exhaust from production lines using solvent-based coatings, inks, adhesives and related chemical materials.

Automotive coatingShipbuildingMotorcycles & bicyclesAppliances & metal productsPianos & containersPrinting & packagingShoe adhesivesChemical plasticsCable productionEnamelling lines
Activated carbon adsorption and catalytic oxidation installation
TECHNICAL CHARACTERISTICS

Automated, stable and energy-conscious

  • Automatic sequencing for adsorption, desorption, cooling and fault handling
  • Flameless catalytic oxidation with high purification efficiency
  • High-activity catalyst with stable performance and low airflow resistance
  • High-performance activated carbon with large specific surface area
  • Integrated dry pre-filtration to protect downstream media
  • Heat recovery for repeated use during desorption and oxidation
Patent: ZL 2 144154.5Patent: ZL 2017 3 0523630.1CCAEPI-EP-2018-559
ENGINEERING INPUTS

Data required to configure an adsorption + CO system

Accurate sizing depends on verified exhaust conditions and the production schedule rather than nominal fan capacity alone.

VOC and contaminant profile

Provide solvent composition, normal and peak concentration, temperature, humidity, dust, paint mist and any materials that may affect activated carbon or the catalyst.

Airflow and operating cycle

State minimum, normal and peak airflow, production hours, batch changes, cleaning cycles and how often simultaneous exhaust points operate.

Adsorption and desorption strategy

Confirm available heating energy, required redundancy, expected bed switching and the access needed for carbon and catalyst maintenance.

Project delivery scope

Clarify controls, ductwork, pretreatment, installation guidance, commissioning, operator training, OEM requirements and spare-parts support.

ENGINEERED AROUND YOUR EXHAUST CONDITIONS

Send us your airflow, VOC composition and concentration.

Our engineering team will recommend the adsorption capacity, module arrangement, pre-treatment and catalytic oxidation configuration for your production line.

Discuss your project