Case Study: City of Gig Harbor – Gig Harbor Wastewater Treatment Plant

High energy and maintenance costs, inflexible operating range and high noise levels Gig Harbor WWTP replaced its positive displacement blowers with APG-Neuros turbo blowers, reducing its energy consumption, increasing its operational flexibility, creating a pleasant working environment and saving thousands of dollars thanks to its small foot print. The aeration blowers were one of the…

Case Study: LOTT Alliance – Budd Inlet Treatment Plant – Aeration Blower Retrofit – Dual Core

High energy consumption and limited and inefficient operation LOTT Alliance secured a Puget Sound Energy (PSE) grant to replace its existing Positive Displacement blowers with Dual Core High Efficiency APG-Neuros turbo blowers which resulted in 100 HP power reductions and savings of around 300 HP based on the plant’s average operation. Challenge The LOTT Alliance,…

Case Study: City of Vancouver, WA – Westside Water Reclamation Facility

Multistage blowers unable to meet required flow turndown Challenge The City of Vancouver treats approximately 25 million gallons of wastewater each day between its two wastewater treatment plants. The aeration systems are required to provide oxygen for the biological processes and mixing to keep solids suspended for more effective treatment. In 2011, the Westside Water…

Case Study: Lakota WWTP, Lakehaven Utility District, WA

High energy consumption and limited and inefficient operation NAPA Sanitation District’s consultant QuEST and Herwitt Engineering conducted a study on replacing the plant’s Multistage Centrifugal blowers to address their inefficient operation, operational inflexibility and high energy consumption. Following the recommendation of the study, NAPA Sanitation District replaced their existing blowers with the High Efficiency turbo…