Figure 3: On-Off Control Dissolved Oxygen Response (source: Meck, D., R. Odum, N. Wobbrock, Cornell University) In the final piece of this series, we detail...

By Dave Eifert and Eike Wedekind, Phoenix Contact Just a few years ago, it was extremely difficult to monitor and maintain distributed stations. The reason...

Offering powerful, efficient pumping action in a compact and contemporary design, the recently modified Saniswift is small enough to fit easily inside a cabinet,...

The eye of Hurricane Katrina made its final landfall in August 2005, along Mississippi's Hancock County (bordered by the Gulf of Mexico and Louisiana),...

Innovation in the U.S. water industry is incremental and fragmented. In the second half of this policy brief, Ajami, Thompson, and Victor propose increasing...

Clarifier pre-construction at Addison; worn gearbox, cracked walls and a worn arm that would often stick. Working alone in New York State, approximately 90 to...

Corrosion control of carbon steel heat exchange components is becoming increasingly more important as energy costs rise and the demand for environmentally friendly chemicals...

Municipalities must safely clean and maintain many miles of sewer line annually to eliminate blockages and prevent sanitary sewer overflows, which are regulated by...

PART 2/2 In part one of this article, we examined two common systems, one using compressible gasses, and the other using non-compressible liquids, that provide...

Spill barriers are ideal for facilities in sensitive areas where a sprinkler discharge or material spill could result in expensive cleanup costs and potential...