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To prevent reverse osmosis (RO) membrane fouling, all the organic, colloidal and biological matter needs to be removed from the feed water to the RO system. A proper pretreatment is therefore considered to be the key to successful RO plant operation. A key component of the RO pretreatment process is the deep bed filter. The purpose of this filter is to remove suspended matter such as the precipitates...
Stormwater runoff from automobile trafficked areas introduces significant loads of pollutants to receiving water bodies leading to an adverse long term effect. To control runoff pollutants from parking lot, a filtration treatment system with a layered filter media activated carbon, composite, vermiculite and zeolite was installed. The removal of the pollutant constituents was evaluated in this study...
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