Fabric Filter Design

Question 1

Fabric Filters - How it works

Answer 1

1, Dust flows through filter/bags

2. Fabric does some filtering
3. As more dust accumulates it becomes more efficient because porosity decreases - responsible for high efficiency removal rates

Question 2

Pros

Answer 2

1. High efficiency for small particles
2. Require low pressure drops
3. Can collect acidic acids & mercury
4. Operate at a wide variety of dust types

Question 3

Cons

Answer 3

1. Require large floor areas
2. Potential for fire or explosion
3. Fabrics can be harmed by high temps
4. Require a lot of maintenance

Question 4

Utilization

Answer 4

Power generation industries - power plants

Question 5

Pore space

Answer 5

50-75um

Question 6

Thread length

Answer 6

100-150um