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ISA Show Preview

    ISA Expo, the largest automation and control exhibition in North America, will return to Houston’s Reliant Center on October 2–4. The Instrumentation, Systems and Automation Society (ISA, Research Triangle Park, N.C.) hosts this exhibition of automation and control…

Calling all chemical engineers

Today’s chemical process industries (CPI) are riding on the tails of the best four-year stretch that the global economy has seen since the late 1960s or early 1970s. Engineering workloads in North America have at least tripled in the last…

Multivariable Control

    Multivariable (MV) control is a powerful technology. Applied in industry for several decades now, substantial benefits from its use have been reported in many publications. Yet, this technique is still by far not utilized to the extent it…

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Dry Screening: Sorting Out The Basic Concepts

    The screening process has always been the workhorse for solid-solid separation in chemical, pharmaceutical, food, mineral processing, coal and agricultural sectors. It can be done in dry or wet mode depending on the state of the feed and…

Greenhouse Gases An Effective Strategy for Managing GHG Emissions

  Climate change has become an important strategic issue for many operating companies throughout the chemical process industries (CPI). Public interest is increasing,1 shareholder interest continues to mount,2 and climate policy discussions are actively taking place at the state, regional,…

VLE Calculations in Multicomponent Systems

    In multicomponent systems, equation-of-state (EOS) methods generally do a good job of determining vapor-phase properties. But accurate determination of properties for the liquid phase is much more difficult, especially when the liquid contains dissimilar molecules, polar molecules such…

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Selecting a Positive Displacement Pump

The need to reduce production costs and optimize energy consumption makes proper pump selection more important than ever. Understanding basic pumping principles and the fluid characteristics for a given application is the starting point for selection  It has been said…

Focus on Valves

    This ball valve provides a high flow   Introduced last year, the 7G Series (photo) is a three-piece, 316-stainless-steel ball valve offered in two- and three-way configurations. The valve operates at pressures up to 3,000 psi, has a…

August New Products (domestic edition)

    This filter system is designed for viscous fluids The Gear and Lube Oil Filtration System (photo) features a substantial 4-gal/min flow capacity and handles a maximum viscosity of 10,000 SUS at 100°F, making it one of the most…

August New Products (international edition)

<!— .style1 {font-weight: bold} —>     Cement analyzer breaks the 600°F barrier The Model 4265 High-Temperature Ultrasonic Cement Analyzer (UCA, photo) is designed to measure the compressive strength of oilfield cement during curing at temperatures up to 600°F and…