Due to the scarcity of global water resources and the ever increasing need to protect the environment, zero-liquid discharge is becoming more and more important. ANDRITZ was active in this field long before “ZLD” became the buzzword it is today.…
The National Alliance for Water Innovation (www.nawihub.org), a partnership of the Department of Energy’s Oak Ridge National Laboratory (ORNL; Oak Ridge, Tenn.; www.ornl.gov), Lawrence Berkeley National Laboratory (Berkeley Lab; Berkeley, Calif.; www.lbl.gov), the National Renewable Energy Laboratory (NREL; Golden, Colo.;…
September 2019 Booklist: The following recently published titles may be relevant to various sectors of the chemical process industries (CPI) Clean Ironmaking and Steelmaking Processes: Efficient Technologies for Greenhouse Emissions Abatement. By Pascuale Cavaliere, Springer International Publishing, 2019, 596 pages,…
Online monitoring of steam and water chemistry in a steam system is important for safe and reliable operation of steam generators High-pressure, high-temperature steam is a critical commodity at power plants and at many chemical process industries (CPI) facilities. Examples…
The threat of water scarcity may not be a top concern for those who have readily available freshwater to meet their daily needs. But for about two billion people who currently live in areas experiencing high water stress and the…
In the last two years, SNF Group (Andrezieux, France; www.snf.com) has added 75,000 metric tons per year (m.t./yr) of powder-grade polyacrylamide (PAM) production capacity globally to match the increased demand for EOR (enhanced oil recovery) applications. By the end of…
Water-treatment programs for cooling towers have evolved in recent years, favoring non-phosphorus programs today. This article reviews the impact on water chemistry and operating reliability Cooling towers are a critical component of many industrial facilities. Cooling towers evaporate only pure…
The NSF International (Ann Arbor, Mich.; www.nsf.org) joint committee of stakeholders that maintains the American National Standards for drinking water treatment and reverse osmosis (RO) devices recently updated two standards to include test methods and other requirements for the reduction…