water testing Articles

  • A quick guide to oil analysis for engine test applications

    Reliability testing is a very important component of new engine development. Engineers need to fully understand and chart the engine lifetime performance under a variety of conditions before mass production may be considered. Many important performance data parameters are collected in real time through the many different types of sensors that are connected to the engine in the test cell and oil ...


    By Spectro Scientific

  • Water Treatment Optimization - Case Study

    Drinking water treatment in North America has stringent requirements for effluent water quality, with a great amount of attention being drawn to the presence of hazardous disinfection by-products (DBPs) persisting through water distribution systems. The operation of water treatment plants involves addition of various mixing agents to help with coagulation and settling of organics in the raw water ...


    By MANTECH

  • Studies on Geocell Reinforced Road Pavement Structures – Rajagopal, Veeragavan, Chamdramouli, 2012

    Too often, the scarcity or distance of natural resources, makes the strengthening of highway pavements a costly or lengthy exercise. Building on previous studies by Bathurst, Han, Pokharel and others, this study published in Geosynthetics Asia, provides academic proof that NPA Geocell reinforcement increases the stiffness and elastic modulus of pavements. Validation – Field ...


    By PRS Geo-Technologies

  • Sölden (Austria) Municipal WWTP - Case Study

    Number of tanks: 4 Total Volume: 8,448 m³ Water Depth: 8.0 m SOTR Standard Oxygen Transfer Rate: 2,800 kgO2/h Total Airflow: 20,640 Nm3/h No. of AEROSTRIP® Diffusers: 880 Sölden, one of the famous ski resorts in the world, is situated in the Austrian Alps. A ...


    By Aquaconsult Anlagenbau GmbH

  • `Standards are desperately needed for plastic and pesticide contamination in soil´

    In addition to plastic in the oceans, plastic contamination in arable land throughout Europe and other parts of the world is a growing problem. No standards exist for these types of soil pollutants, nor for pesticide residues or their degradation products. For this reason, Professor Violette Geissen is calling for standards to be implemented. On 15 June, Geissen will deliver her inaugural address ...

  • LINZ - ASTEN (Austria) Municipal WWTP - Case Study

    Number of Tanks: 8 Total Volume: 92,000 m³ Water Depth: 7.4 m SOTR Standard Oxygen Transfer Rate: 9,740 kgO2/h Total Airflow: 73,600 Nm3/h No. of AEROSTRIP® Diffusers: 3.328 Linz is the capital of Austrian federal state “Upper Austria” and third-largest ...


    By Aquaconsult Anlagenbau GmbH

  • Central Kitsap (USA) Municipal WWTP - Case Study

    Number of Tanks: 4 Total Volume: 13,080 m³ Water Depth: 4.75 m SOTR Standard Oxygen Transfer Rate: 1,240 kgO2/h Total Airflow: 10,800 Nm3/h Total AEROSTRIP® Diffusers: 1,214 The Central Kitsap facility started operations in 1979 as a conventional activated sludge ...


    By Aquaconsult Anlagenbau GmbH

  • Innovative Project for Hydrocarbons Contamination

    Baioni Crushing Plants, leader in the aggregate crushing sector has been operating for 40 years, have recently developed equipment and methods for environmental control. Several plants have already been supplied to third parties, now Baioni have full know-how of the technology and can ensure correct conception of the line based on the specifications of the soil to reclaim and can provide ...


    By Baioni Crushing Plants Spa

  • Hazardous waste and not, Baioni-Dicatech system

    The identification, characterization and restoration of contaminated areas now represent a big environmental issue, both at European and national level. In the major industrialized countries the issue of contaminated land has come out in all its gravity in the late seventies when, against a widespread awakening of environmental consciousness, important pollutions events emerged. Consequently, in ...


    By Baioni Crushing Plants Spa

  • Testing the Waters

    Last summer’s wave of tropical storms left the East Coast scrambling to ensure drinking water quality. Water Quality Products editorial intern Raissa Rocha spoke with Marc Hamel of testing equipment manufacturer Horizon Technology Inc. to discuss the impact weather events may have on water quality. Raissa Rocha: What is your experience with ...


    By Horizon Technology, Inc.

  • Oil in frac water testing

    The amount of water used in and produced by hydraulic fracturing of shale gas wells is in the millions of gallons per well. Whether the water is going to be taken off site for disposal or reused for re-injection, the flowback or produced water needs pretreatment to remove any residual oil from the wa-ter. Waiting for remote laboratory results can take several days to a week. The InfraCal TOG/TPH ...


    By Spectro Scientific

  • Water testing 101: TDS

    According to Wikipedia, total dissolved solids (TDS) is defined as “the combined content of all inorganic and organic substances contained in a liquid that are present in a molecular, ionized or microgranular suspended form.” The article goes on to state that “total dissolved solids are differentiated from total suspended solids (TSS) in that the latter cannot pass through a ...


    By HM Digital, Inc.

  • Test & treat - treating hydrostatic test water

    A pipeline company in Iowa conducted a hydrostatic test of its pipeline, producing 39,000 barrels of fluid for treatment. The hydrostatic test water was to be discharged in accordance with a National Pollutant Discharge Elimination System (NPDES) permit. The permit required that discharge of the treated test water could not exceed a period of 14 days from the date the test was conducted. Fluid ...


    By CETCO Energy Services

  • Innovations in Bench Testing of Waste waters

    Wastewater management in developing countries throughout the world is in a state of crisis. It is estimated that 2.6 billion people worldwide live without adequate sanitation. Resources are scarce, previous management systems have failed, and traditional techniques and solutions are not immediate enough, too expensive, or simply inefficient. Discussion with regards to OI Analytics Instrumentation ...


  • Testing for Nitrates in Water, what are the Options?

    Nitrate is a naturally occurring substance in the environment and is commonly found in most water sources, it is usually only a cause for concern in areas where water supplies can be affected by farm runs offs and agriculture, its use as a fertiliser can cause increased levels in water supplies The ...


    By Camlab Limited

  • New field test for Iron in Water

    Iron is a ubiquitous element that is often found in well water, to which itcan give an unpleasant taste. It is important to understand the basic chemistry of iron, how it gets in water, and above all how to test for it accurately and easily. ...

  • Apartment Water Test - Case Study

    We had successfully mitigated this exact situation at another property (Family Tree Apartments] which also had extensive pin hole leaks and water heater failures. Based upon this prior exceptional success, it was clear that the H20 Solutions USA, LLC team was again needed to engineer a solution. H20 Solutions USA, LLC is analysis revealed that the water supply in Greenfield, CAis very hard at 18 ...


    By HydroFLOW USA

  • Materials Testing

    Dynaflow, Inc. is pleased to announce its specialized materials testing capabilities for material erosion due to cavitation and liquid impact, and for properties of materials undergoing rapid loading. Dynaflow, Inc. conducts standard (ASTM G-32, G-73, G-134) and customized erosion tests for cavitation and liquid impact erosion using ultrasonic, water jet, and whirling disk devices. This includes ...


    By Dynaflow, Inc.

  • The Importance of Water Testing After Natural Disasters

    In the aftermath of a natural disaster, particularly earthquakes, infrastructure could be damaged and a safe source of drinking water is often not available. This may be due to damaged pipes or water supplies becoming contaminated. Our colleagues at Oxfamstate; “In the initial phases of an emergency it should be assumed that all water sources are contaminated ...


    By DelAgua Group

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