How to Use This Calculator
- Step 1 – Select equipment type and enter dimensions: width, throughput, temperature for belt conveyors, bucket elevators, vibrating screens, crushers, transfer chutes, or silos
- Click “Calculate Extraction Air”: to get required air volume in m³/h at operating temperature
- Step 2 – Enter total gas volume from all dedusting points: operating temperature, and air-to-cloth ratio
- Enter bag dimensions and click “Size Bag Filter”: to get filter area, number of bags, and duct diameter
Step 1: Dedusting Point Air Volume
Chute length or elevator height
For conveyors/screens
For elevators: if <12m, V=0
For crushers
Step 2: Bag Filter Sizing
Sum of all dedusting points
Pulse-jet: 1.0-1.5, Reverse-air: 0.5-0.8
Std: 120-160 mm
Std: 3-8 m
Based on Krupp Industries dedusting design manual & standard bag filter sizing | cementequipment.org