All Whitepapers

Aug 1 2017
Loudoun Water in Northern Virginia has a history of embracing change and seizing opportunities to create a more robust and sustainable water system.…
Jul 31 2017
Polyethylene tanks come with a variety of nozzles. Often, the nozzles are misapplied and can cause problems shortly after installation. The following…
Jul 20 2017
Filter backwashing is a critical part of the drinking water production process. During backwashing, water flow is reversed and increased in order to…
Jun 13 2017
When choosing an electromagnetic flow meter, it’s important to consider a selection process that will provide the best possible solution for your…
Jun 6 2017
The air foil bearing operates without the need for lubrication and maintenance, providing minimum life-cycle costs for the entire unit. Proper…
May 24 2017
Learn the fundamental principles of chemical oxygen demand analysis—advantages, complications and potential solutions. Please provide the following…
May 23 2017
Heat and power generation in biofuel engine cogeneration plants has become increasingly important as process industries look for more economical and…
May 22 2017
Ocean Shores, Wash., installed vacuum sewers more than 20 years ago. Its current data and O&M costs are now changing opinions about the…
May 3 2017
Monitoring hydrogen sulfide (H2S) levels is critical for air quality, safety and environmental professionals across a multitude of industries. Doing…
May 1 2017
There is not a one-size-fits-all solution that can be applied to every headworks situation. Matching the needs of the facility to the appropriate…
Apr 10 2017
The ADI anaerobic membrane bioreactor (AnMBR) process incorporates anaerobic digestion and membrane filtration in one simple process. It is well-…
Apr 6 2017
Water is an essential resource to everyday life; therefore, having a way to store and distribute water is very important. Water storage tanks have…
Mar 14 2017
It can be costly for municipalities when lift station check valves fail and leak sewage back into the wet well from force mains, although it is an…
Mar 8 2017
Many municipal water treatment plants utilize ozone treatment systems to produce clean water for residential and industrial users. While all the…
Oct 12 2016
All wastewater facilities are going to generate solids, and dealing with solids is a necessary evil. The processing, treatment and disposal of sludge…
Sep 28 2016
Premature deterioration of reinforced concrete structures has become a worldwide problem due to its excessive cost effect, environmental impact and…
Sep 7 2016
With recognized quality assurance comes a better understanding of what is required to ensure that renewal efforts truly are 50-year improvements and…
Aug 29 2016
The risk of fire and explosion is a serious concern for personnel working in industrial facilities such as petroleum refineries and chemical…
Aug 23 2016
The treatment of water and wastewater is a critical element of municipal responsibility. Increased public and private awareness of water quality,…
Aug 5 2016
When it comes to meeting IEEE 519 specifications for limiting total harmonic distortion to less than 5%, bigger is not always better. While 18-pulse…
expand_less