Water & Wastewater Articles

  • Improving natural gas liquefaction plant performance with process analyzers – Case Study

    LNG is natural gas in its liquid state with high energy density, which makes it useful for storage and transportation over long distances from the gas fields to the consumers. LNG is recovered from natural gas in large-scale liquefaction plants. Process automation is a key issue in LNG plants to ensure cost efficient plant operation and high product quality. Process analyzer deliver important ...

  • Oil and gas industry process analytics in ethylene production plants – Case Study

    Ethylene is the largest volume industrially produced organic material and its majority is used in the production of polymers and derivatives. Between a variety of processes the thermal cracking of hydrocarbons in the presence of steam (steam cracker) is mostly used. Regardless of the process type, all plants require process analytical equipment to collect reliable and accurate process data for ...

  • Use of process analyzers in cement plants solutions from Siemens – Case Study

    Cement is a hydraulic binding agent to produce concrete. Due in part to the fast growth of the Asian economies, world consumption of cement is currently growing at an annual rate of 8%. Therefore, cement production is expanding and, at the same time, production processes need to be optimized to ensure maximum efficiency. In this context, process analytics plays an important role: It determines ...

  • Pumping Wastewater into Existing Pressure Sewer

    Romtec Utilities designs, manufactures, and supplies pumping systems for many different applications. Our systems include all structural, all mechanical, all electrical, and all communications systems in a single purchase. Many of our systems are designed and supplied to handle sewage and wastewater flows in a lift station design. In many scenarios, these lift stations ...


    By Romtec Utilities Inc.

  • Study: Fast, effective method removes 99% of BPA from water within 30 minutes

    Carnegie Mellon University chemist foresees lowering BPA exposure around the world Bisphenol A (BPA), a chemical used in the production of many plastics, is present in many water sources around the world. In a recently published study, chemists at Carnegie Mellon University conclude that certain catalysts called TAML activators, combined with hydrogen peroxide, can break down harmful ...


    By Fluence Corporation

  • Aeration and Mixing Bring Hussain Sagar Lake`s Ecosystem Back to Life

    Overview Hussain Sagar Lake in India faced an inflow of untreated waste and pollution causing decreasing DO levels and foul odors in the nearby community. An even more critical threat was eutrophication, or an excessive number of nutrients in the body of water, choking out the natural aquatic life. Given the lake is stagnate, circulation and the distribution of efficient aeration ...

  • Extensive Solutions for Removing Arsenic from Your Drinking Water

    You may not be aware that your water supply has unsafe levels of arsenic in it. If testing proves this to be the case, you must immediately find a form of arsenic water treatment to help you have access to clean drinking water again. Arsenic is a poisonous substance that has innumerable negative health effects on humans. There are several methods of performing arsenic removal from ...

  • Geoplast received BCA Singapore Certification for its formworks efficiency

    We are glad to announce that Geoplast received the BCA Singapore Certification for its Formworks efficiency. BCA is an agency under the Ministry of National Development, championing the development of an excellent building environment for Singapore. ...


    By Geoplast US Corp.

  • Moderator shares how upcoming conference will foster development of new technologies in fractured rock

    Ken Goldstein, CGWP, will moderate a session titled “High-Resolution Characterization in Fractured Rock” at the upcoming 2017 NGWA Conference on Fractured Rock and Groundwater, October 2-3 in Burlington, Vermont. Goldstein is senior vice president, water and environmental systems at Louis Berger. He recently ...

  • What classifies as water pollution and why is it an issue?

    The UN declared 2005-2015 as the International Decade for Action ‘Water for Life’. Yet each day thousands of people still die as a result of contaminated water. This does not even take into account the millions of organisms that perish every year thank to polluted water sources. Water pollution is a huge issue that is made more so by the fact that unfortunately, water is ...


    By Aquaread Limited

  • Bredel 65 pumps eliminates AODD pump issues at major lithium battery plant

    Bredel 65 hose pumps from Watson-Marlow Fluid Technology Group are now providing constant efficiency in ball-milling processes at a high-volume battery plant in China. Previously, ball milling was being compromised by a poorly performing AODD (air-operated double diaphragm) pump used for high-viscosity slurry recirculation. Reduced flow/efficiency and leaks were proving disruptive ...

  • Ensuring consistent, reliable safety in the global food supply

    Abstract / Summary Waters is a leader in developing food and water quality testing systems that incorporate analytical standards and reagents, sample preparation products, chromatographic columns, instrumentation, and data management software. Our comprehensive solutions offer food and beverage laboratories the tools needed to check compliance with food and environmental regulations, ...


    By Waters Corporation

  • Why it is Important to Control Algae Growth

    A combination of high temperatures, stagnant water and nutrient overload can result in excessive algae growth. These so-called algal blooms can lead to a depletion of oxygen in the water, release of toxins and taste and odor problems. Without treatment, the algae will grow more every year, resulting in an unbalanced ecosystem. Therefore, it is important to control algal blooms for a healthy ...


    By LG Sonic

  • How to use VFD for single phase motor?

    Using VFD for motor speed regulating has many advantages. Many small power motors adopt single phase power supply. How to use VFD to regulate speed for single phase motors? ATO will provide the following methods. The mechanical equipment with single ...


    By ATO Inc

  • Impact of floods, hurricanes and storms

    What happens to the water network in the wake of hurricanes and floods? Just days after Hurricane Harvey dumped over 50 inches of rain on the American state of Texas causing the deaths of 60 people and delivering billions of dollars worth of damage to homes and property, Hurricane Irma has wreaked havoc in the Caribbean with the most powerful Atlantic storm in recorded history. ...


    By Detectronic Ltd

  • Chemical Engineering Magazine: Odor Issues and Solutions for Wastewater Treatment

    Today, there has been a dramatic increase in the number of industrial operations that are located within or near small towns and even large cities. When local residents constantly smell these industrial processes – particularly from wastewater treatment — unhappy neighborhoods are generally the result. In addition, many wastewater facilities can no longer produce odors without facing ...


    By OMI Industries (OMI)

  • From a standard valve to a genuine all-rounder

    With the Vidos butterfly valve, Ebro is offering plant engineers and operators alike a simple, cost-effective solution for various dosing and discharge applications. The valve allows discharge volumes to be regulated flexibly across a very wide range. Another key benefit: the manufacturer has chosen exactly the same liners, bodies, actuators and control elements as can be found in standard ...

  • Download our paper from the scale and corrosion inhibitors session at EUROCORR

    The European Corrosion Congress 2017, took place in Prague, Czech Republic on September 3–7, 2017. This event is a flagship in the field of European corrosion science and it is our great pleasure to announce our paper about “The inhibition of lead sulfide scale in geothermal plants” which was published during the event. Please download  ...


    By Kurita

  • Why evaluate hydraulic fluid compatibility?

    When introducing a new control fluid to hydraulic systems, it is important to ensure that the new liquid or mixture is of equal or superior quality to the previous fluid. If the new mixture is incompatible, precipitate may form and result in an overall inferior fluid. This can speed up clogging or damage the system. When a manufacturer of construction machinery releases a new line of bulldozers ...


    By Sterlitech Corporation

  • Questions You Should Be Asking Before Renting A Wastewater Tank

    When businesses are in need of a wastewater tank or frac tank, many often purchase their own. However, a wastewater tank can collect dust if it’s going unused between company projects. As a result, the purchasing of a wastewater tank may very well feel like a waste of money. Often times it is. Instead of purchasing a wastewater tank, or another kind of tank, such as bolted steel tanks or an ...


    By ModuTank Inc.

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