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…
Several methods and calculations are available for determining particle size and particle-size distribution. This article provides and overview on how to use them The behavior of particulate material is greatly dependent on its geometric properties, including particle size, shape and…
This article provides practical guidance for engineers and highlights the importance of combining mathematical skills, domain expertise and proper communications The role of mathematical models in chemical engineering keeps increasing, to the point that some engineers become specialized “modelers.” To…
There are many industrial technologies for removing H 2 S from process gas, and each brings with it different benefits with regard to costs, efficiency and equipment layout Hydrogen sulfide (H2S) is a toxic and corrosive gas that occurs naturally,…
Apart from ensuring the conformity of the process and the quality of the product, professional calibration, first and foremost, improves the quality of the process At many plants in the chemical process industries (CPI), measurement instrumentation is usually calibrated during…
This column is based on “Polybutadiene Production via Solution Process – Cost Analysis,” a report published by Intratec. It can be found at: www.intratec.us/analysis/polybutadiene-production-cost. Polybutadiene (also known as butadiene rubber) is produced from the polymerization of 1,3-butadiene. In terms of…
Producing chemicals and fuels by fermentation of renewable feedstocks can offer improved sustainability, lower costs and greater safety compared to conventional thermal processes. But realizing these benefits depends on a careful assessment of the process economics, and an understanding of…
This column is based on “Polyethylene Furanoate Production — Cost Analysis,” a report published by Intratec. It can be found at: www.intratec.us/analysis/polyethylene-furanoate-production-cost. Polyethylene furanoate (PEF) is a polymer synthesized from the copolymerization of 2,5-furandicarboxylic acid (FDCA) with monoethylene glycol (MEG).…
Armed with a proper understanding of chemical exposure risks and available safety solutions, engineers can be confident in selecting the best personal protective equipment to provide reliable barriers to workplace hazards There is a tendency to think about personal protective…
Note: This story is also available in a complimentary, full-screen version https://www.chemengonline.com/eh-modern-instrumentation-simplifies-maintenance/ Built-in diagnostics and condition monitoring improve maintenance, process reliability and plant availability Today’s modern world is steadily digitizing all our daily routines, but the majority of the chemical…