Industrial Utility Efficiency    


September 2018 Edition

Wastewater Treatment

Featured Articles

Pure & Enriched: The Advantages of Using Oxygen in Wastewater Treatment Processes

By Vince Hartley, Airgas, an Air Liquide Company

Wastewater treatment processes have come a long way in the past century, but demand continues to grow for more reliable and efficient treatment technologies. As a result, industry professionals are searching for an all-encompassing solution to enhance their treatment plants and processes. One of the purest environmental aids on the market is oxygen.

Read the full article here.

New York City Transit Authority Reduces Energy Use with Compressed Air Heat Recovery System

By Bruce Williams, HydroThrift Corporation

When the New York City Transit Authority (NYCT) set out to comply with local regulations calling for reductions in energy usage, it leveraged new air compressors for use in transit bus maintenance and repair – and took things to another level by recovering air compressor waste heat to provide hot potable water for the bus depot. The air compressor and heat recovery system, installed in spring 2017, is on its way to helping NYCT achieve the best energy savings possible.

Read the full article here.

New Air Compressors Aren’t Always the Answer

By Paul Edwards, President, Compressed Air Consultants, Inc.

Replacing unreliable air compressors is often a smart choice. Sometimes there is a better one. Take the case of a wallboard plant with two compressed air systems, including one for its board mill and another for its rock mill. Each had two 100 horsepower air compressors, all of which constantly overheated. When they did, plant personnel had to scramble to turn on a machine manually every time a unit shut down. Three units ran the plant so any shutdown had them walking on pins and needles.

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Missed Demand-Side Opportunities Part 6 - Look to AODD Pumps To Lower Compressed Air Demand

By Hank van Ormer, Contributing Editor

Air Operated Double Diaphragm (AODD) Pumps are popular and versatile. Often, they also offer an excellent opportunity to lower the demand for compressed air, especially given the latest advances in controls and the energy savings to be realized.

Read the full article here.

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