Whether you’ve heard the term “backwash a pool filter” or just “backwash a pool,” both are the process of reversing the flow of water in your filter to remove the buildup of contaminants. As pool water passes through your D.E. filter or sand filter, it leaves behind dirt, oils,...
In the preparation of drinking water, the groundwater is first aerated and then filtered through a sand filter in order to remove Fe, Mn, NHand methane. After saturation, these sand filters have to be backwashed periodically. In the past, the backwash water was discharged in the sewage ...
tested, fresh backwash water added to the filter media was used as the catalyzing layer and proved to be more efficient in the removal of iron and ammonium from the ground water and in the reduction of the filter media at the start up stage than conventional filter start up procedure. When...
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water Article Application of a Low Cost Ceramic Filter for Recycling Sand Filter Backwash Water Md Shafiquzzaman * ID , Abdullah Al-Mahmud, Saleem S. AlSaleem ID and Husnain Haider Department of Civil Engineering, College of Engineering, Qassim University, Buraidah 52571, Saudi Arabia; eng.alm...