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1
Dust & Gas
Stage 1
2
Hood
Stage 2
3
Ductwork
Stage 3
4
Treatment
Stage 4
5
Collector
Stage 5
6
Gas Cooling
Stage 6
7
Fan
Stage 7
8
Safety & Limits
Stage 8
→
Detailed design
Stage 1 — Dust & Gas Properties
Industry (fills sensible defaults)
Generic Industry
Cement Kiln
Cement Mill/Silo
Coal Power Plant
MSW Incineration
Hazardous Waste Incineration
Electric Arc Furnace
Non-Ferrous Smelting
Woodworking
Grain & Feed Handling
Welding Fume
Metal Grinding
Chemical Mist/Oil Vapor
Flue Gas Desulfurization
Asphalt Plant
Glass Furnace
Semiconductor / Pharmaceutical
Food Processing
Textile
Battery Manufacturing
Pulp & Paper
Foundry
Mining & Quarry
Shipbuilding (Blasting/Painting)
Rubber & Plastic
Dust
d50
µm
Particle density
kg/m³
Stickiness
Low
Medium
High
Corrosivity
None
Mild
Severe
Combustible dust (explosible)
Gas
Inlet temperature
°C
Relative humidity
%
HCl
ppm
SO2
ppm
SO3 — for acid dewpoint
ppm
H₂O (vol %)
O₂ (vol %, dry)
stack oxygen — used to normalise against the emission limit
Derived properties
St class
—
ISO/IEC 80079-20-2
Acid dewpoint
—
°C
Verhoff-Banchero
Water dewpoint
—
°C
Magnus
Resistivity (low–high)
—
Ω·cm (Bickelhaupt)
Treatment candidates
Stage 2 →