Mobile Navigation

Technical & Practical

Member Exclusive

Feature Report: Water Reuse and Conservation in the CPI

The need to conserve water is becoming a common concern throughout the world. Whether this is due to the cost of water, availability of water, or environmental concerns, water conservation is becoming a major focal point, both in the public…

Member Exclusive

From Tap to Transmitter

Today, companies in the chemical process industries (CPI) are faced with increased operating expenses, reductions in the number of qualified workers, strong competition and the need to do more with less. To meet these challenges, many companies are making use…

Member Exclusive

Engineering Practice: Predicting Water Content of Compressed Air

Each compressed air system is typically composed of one or more compressors with a power source, control system, intake air filter, after cooler and separator, air receiver, air dryer, interconnecting piping and a distribution system to deliver air to points…

Member Exclusive

Engineering Practice: Optimize your Process Plant for More than One Objective

There are many criteria that the engineer considers when optimizing: maximization of product yield or quality; minimization of recycle flow or energy consumption; and economic indicators, such as maximization of profits, net present worth (NPW) and minimization of payback period…

Member Exclusive

Solids Processing: Prevent Caking and Unintended Agglomeration

Learn what causes caking and how testing methods can help identify critical parameters for controlling it Caking occurs when an easy-flowing powder becomes cohesive after storage or transport, forming agglomerates comprised of individual particles that are bonded together. As a…

Facts at your Fingertips: Valves

Gate Gate valves are designed to operate fully open or fully closed; When fully opened, there is very little pressure drop across the valve, and when fully closed there is good sealing against pressure. With the proper mating of a…

Member Exclusive

Engineering Practice: A Lessons-Learned Knowledge Management System for Engineers

An organizational lessons-learned system facilitates the transfer of knowledge from one project team to another Lessons learned is a method of collecting the unique and important knowledge gleaned from experience. While most engineers have heard of this often cited, even…

Member Exclusive

Engineering Practice: Predicting Physical Properties of Hydrocarbon Compounds

The continuing growth in the importance of chemical processing, including oil-and-gas processing, increases the need to understand prediction methods for chemical properties and chatacteristics and the impact that these properties have on unit operations, process simulation and design. A variety…

Member Exclusive

Cover Story: Making Energy Efficiency Pay

As fuel prices continue to rise, energy management is everyone’s business Market trends suggest that the demand for energy resources will rise dramatically over the next 25 years with the global demand for all energy sources forecast to grow by…

Member Exclusive

Novel and Conventional Approaches to Sterilization

The techniques used for sterilization have a major impact on product quality and safety where pristine processing is needed The inactivation and elimination of bacteria are pressing issues in the chemical process industries (CPI) where high-purity conditions are needed. High…