Blowers

Aeration was inefficient and dissolved oxygen control time-consuming at a major wastewater treatment plant in the Coachella Valley Water District.The aeration system...

Aeration is the most energy-intensive and costly process in wastewater treatment plants. Engineers and operators constantly look for ways to make it...

Energy conservation is part of the planning process for the city of Stratford, Ontario. With the wastewater treatment plant consuming more than...

Life got a lot easier in 2011 for Jeff Smith, chief operator of the Village of Ohio City Wastewater Treatment Plant. That’s when the...

Changes come slowly in the wastewater treatment industry. That’s why a recent process improvement at a Florida plant is gaining attention.An air-infusion...

Dan Shirah saw the looks and sensed the trepidation.Sure, Shirah is an experienced homebrewer, but some folks wondered how his latest creation...

It might be easy to miss the Penacook Wastewater Treatment Plant. It sits behind a farm, partially hidden in the Penacook Village...

The Thibodaux Wastewater Treatment Plant is an aerated lagoon system with mechanical bar screens, high-flow trickling filters, and primary and final clarifiers.The...

Anyone who has cruised aboard a ship homeported in Port Everglades has come within about 10 miles of the Seminole Tribe of...

When the Town of Hurlock, Maryland, upgraded its wastewater treatment plant to meet new effluent limits, the project cost $7.5 million and...

As clean-water plants strive to become resource recovery facilities, energy neutrality is a key goal. There are two components to get there:...

The Fredericksburg (Iowa) Wastewater Treatment Plant has faced challenges from change in its industrial flow and from upgrades to aging equipment.A key...

Variable-frequency drives (VFDs) have been used for decades to control multistage centrifugal blowers. The increasingly popular turbo blowers also use VFDs for...

Since mid-September 2014, all electricity at the Hill Canyon Wastewater Treatment Plant has come from on-site sources. With about 1 MW of...

The Puerto Rico Aqueduct & Sewer Authority is the only source of water and wastewater services for nearly all of Puerto Rico’s...

With barely eight years in the wastewater industry, operator Joshua “Josh” Willison is a young man with a bright future. Serving the...

Next Generation Controls and variable-frequency drives from Hoffman & Lamson offer 20 percent annual savings in energy usage when compared to inlet...