Activated Sludge

How to Control Activated Sludge with Online Sensors: Part 1 of 3

The goal for domestic wastewater treatment in the twenty-first century should be to have a minimal carbon footprint and to be 100 percent self-sustainable...

The Pursuit of a Green Carbon Steel Corrosion Inhibitor: Part 2 of 4

Building on last month’s installment in this series, this article will detail the simulated cooling tower water experiment’s test procedure for both a scaling...

The Path to Water Innovation: Part 1 of 2

The U.S. economy depends on a well-functioning water infrastructure. America’s water systems support 55 million acres of irrigated farmland, 315 million domestic users of...

In Times of Drought: Part 1 of 3

A prolonged and serious drought in the American West has elevated concerns about the state of our nation’s water use and supply. The United...
Xylem

Solving a Complex Bypass Pumping Challenge

The Godwin Dri-Prime CD400M pump contributed to an impressive maximum flow level of 707,980 gallons per hour. In October 2014, construction work began on a...

Finding a Pretreatment Solution for Desalination Applications

The following study consisted of three phases that started in the autumn of 2016 at a site located in Egypt by the...

A Material of the Future

Today composite materials are used in wind energy, marine, construction, aerospace, military and defense, automotive, pipes, access covers, tanks and many more applications. Composites...

A New Approach to Accurate Water Flow Measurement

Electromagnetic flow meters, or “mag meters,” are the most widely used meter technology to measure the flow of water in the world today. As...
Oxygen and Ozone

Odor and Corrosion Control in Wastewater Collection Systems: Part 5 of 5

Aside from H2S vapor levels, the total and dissolved sulfides and DO levels (liquid phase) should be examined. For this discussion, only the grab...

Post-Katrina, an All-Terrain Sewer™ Revitalizes a Mississippi Town: Part 1 of 2

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),...