A Better Blend

An automated emulsion polymer blending system helps a Texas treatment plant improve dewatering and cut polymer costs

The Wallace R. Knox Wastewater Treatment Plant in Texas City, Texas, operates one of two belt presses seven days a week during normal work hours, dewatering an average of 72,000 gpd of feed sludge.

 

Every three to four weeks, however, the spring-loaded check valve in the...

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