Wastewater Management White Papers and Case Studies

  1. Biological Water Treatment: Only The Best Instruments Are Good Enough
    2/28/2017

    Vallviks Bruk AB, located about 200 km (125 miles) north of Stockholm, produces softwood kraft pulp and chemical pulp for export. Some years ago, increased environmental requirements led to a major investment in a biological treatment plant. Read the full case study to learn why ABB instrumentation was an obvious choice when the Swedish pulp producer Vallviks Bruk AB built a new plant for biological water treatment.

  2. No Compromise On Reliability: A WWTP Turns On A Dime
    2/10/2017

    Once discovering its main pump station was at risk, a critical Canadian wastewater treatment plant quickly set up a large bypass pumping system to allow the replacement of pump motors.

  3. A Guide To Eliminating Pipe Breaks
    1/11/2017

    Call it what you want, but a busted pipe spells nothing but T-R-O-U-B-L-E.

  4. ORP And pH — What You Don’t Know Can Hurt You
    11/15/2016

    When I look back at 2016 one of the most significant trends I observed was the growing acceptance of ORP measurements, especially for monitoring disinfection. With one caveat, the ORP value measured in a solution provides an unambiguous measure of the disinfection efficacy.

  5. United Water Solves Big Data Problem With Siemens Magnetic Flow Meter Technology
    11/15/2016

    United Water, a division of the global conglomerate Suez Environement, operates regulated water systems in eight states, and provides contract services to over five million people.

  6. AMERICAN Zinc, V-Bio Protect Iron Pipe Against Aggressive Soils In Bismarck, North Dakota
    9/22/2016

    More than 6,800 cubic yards of structural concrete are being used in the construction of a new Trickling Filter and Trickling Filter Pump Station in Bismarck, North Dakota. These structures are being built well below the area’s water table, and the more than 6,800 cubic yards of concrete will protect them against the effects of Mother Nature.

  7. Horse Racetrack Bets On Flygt For Pump Station Design
    9/20/2016

    200-acre Monmouth Park Racetrack in Oceanport, NJ, is supported by a series of barns and other support facilities that house in excess of 500 horses during track operations. In the mid-1990s the New Jersey Sports and Exposition Authority (NJSEA) constructed facilities to collect horse wash water and first flush stormwater runoff for conveyance to the Two Rivers Water Reclamation Authority (TRWRA), a wastewater treatment facility located in Monmouth Beach.

  8. Pump Station Retrofit Ends Stormwater Woes
    9/20/2016

    A Bergen County, NJ, riverside town receives relief from torturous flooding after its stormwater pumping station is dramatically improved by the installation of new Flygt pumps.

  9. Special Gas Chlorination System Replaces Tablet System At WWTP, Providing Enhanced Safety Needed For Gas Option, While Cutting Chemical Costs
    9/1/2016

    The district manager for the Pinetop-Lakeside Sanitary District (AZ) reports that a special gas chlorination system, featuring unique components and controls, and manufacturer-supplied service, has effectively replaced a chlorine tablet system.

  10. Flygt Pumps Handle Too Much Of A Good Thing
    8/30/2016

    In Iowa, where agriculture is a critical component of the state’s economy, rain is good for crops, but too much rain is not good for anyone. In 2008 the Des Moines Metropolitan Wastewater Reclamation Authority (WRA) retained consulting engineer HDR to provide planning, permitting, design, construction, and start-up services for a high-rate CSO treatment facility called the Combined Sewer Solids Separation Facility or CSSSF.