Clean air technology

Selection of the best available technology:

• EC standards
• BImSchV
• TA Luft
• EPA
• LRV
• Local emission standards

Processes:

• Dry sorption with lime hydrate, sodium hydrogen carbonate or other additives
• Wet gas cleaning with sodium hydroxide, lime or limestone
• Catalytic processes such as selective catalytic reduction (SCR) or catalytic oxidation
• Thermal processes such as thermal oxidiser (TO) or regenerative thermal oxidiser (RTO)
• Adsorption

Solutions for: Dust and aerosols

• Venturi scrubber
• Rotation scrubber
• Spray scrubber
• Cyclone scrubber
• Wet and dry electrostatic precipitator
• Fabric filter
• Moving bed adsorber

SO₂ - HCl - HF - NH₃ - H₂S etc.

• Column scrubber
• Spray scrubber
• Fabric filter

NOX

• Column scrubber
• Selective catalytic reduction (SCR)
• Selective non catalytic reduction (SNCR)

Heavy metals and dioxins

• Activated carbon absorber
• Adsorber
• Oxidation catalyst

Organic pollutants (VOC/TOC) and odours

• Thermal oxidiser (TO)
• Regenerative thermal oxidiser (RTO)
• Adsorber
• Catalytic oxidizer