Author: Kevin Chen

Hi, I'm Kevin Chen, the founder of Spertasystems.com. I've been running a factory in China that makes MBR Membrane & systems for over 10 years now, and this article aims to share with you the knowledge related to water treatment from a Chinese supplier's perspective.

How to Clean MBR Membranes by Chemical

MBR Reference IX

Step 1: Stop the suction pump and close the water pipe.
Step 2: Stay for 1 minute, close the blower to stop aeration.
Step 3: Open the dosing pipe, run the dosing pump, and inject the cleaning solution.
Step 4: Dilute the residual chlorine in the treated water before discharge.
Or return the treated water to the aerobic tank for residual chlorine dilution.
Step 5: Finish the above operations, open the suction pipe, run the suction pump, and resume regular operation.

How To Backwash MBR Membranes？

MBR Reference XI

Tip 1: Use produced water or higher quality water as the backwash water.
Tip 2: Control the backwash pressure at 50 – 100 kPa.
Tip 3: Set backwash flow: 2 times of the produced water. 
Tip 4: Set backwash time: 1 – 5min.
Tip 5: Adjust the backwash process per 1-12h according to the produced water quality.