Mechanical Bar Screen: Essential Pretreatment Equipment for Wastewater Plants
Mechanical bar screens are the first line of defense in wastewater treatment, protecting pumps and downstream equipment from large debris and粗杂物.
Why Bar Screens Matter
Bar screens remove coarse solids that would damage pumps, clog pipes, and interfere with biological treatment processes. Proper screening reduces maintenance costs and improves overall plant performance.
Types of Mechanical Bar Screens
Manually Cleaned Bar Screens
Used in small plants or as backup for mechanical screens. Regular manual cleaning required.
Mechanical Bar Rakes
Automated cleaning with raking mechanisms. Suitable for medium to large flows. Various bar spacings available (6mm-50mm).
Fine Screens
Perforated plate or wedge wire screens for fine screening (1-6mm). Protects membrane systems and advanced treatment.
Design Considerations
- Channel velocity: 0.6-1.0 m/s (self-cleaning)
- Head loss through screen
- Bar spacing based on downstream equipment
- Flow velocity at peak conditions
- Debris handling and disposal
Feiran EP Bar Screens
We manufacture mechanical bar screens meeting German DIN standards with quality stainless steel construction.
Email: sale@yixingenviroequipment.com
Comments are closed.