Mobile Navigation

Technical & Practical

Odor Issues and Solutions for Wastewater Treatment

Increasingly, wastewater treatment plants must address odors due to volatile contaminants. This guide provides an overview of odor causes and possible remedial actions Processes and applications that emit odor-causing air contaminants are common across many sectors of the chemical process…

Member Exclusive

Smart Water-Management Strategies: The Time is Now

Considering water-management strategies as a central component of infrastructure design at industrial facilities will unlock cost savings throughout the operation Mounting water shortages and resulting regulations across the globe are fueling the need for seamless and smarter water-management methods —…

Control Room Design for Chemical Engineers

Chemical engineers bring many essential skills to the diverse teams required for successful control room design In any continuous manufacturing plant in the chemical process industries (CPI), engineers need to consider control room architecture and design as part of their…

Member Exclusive

Outsourcing and Offshoring Engineering and Fabrication Activities

Follow these tips to get the most out of these high-risk, high-reward, third-party arrangements Outsourcing is the subcontracting of a business function to an outside entity. The concept of outsourcing was first articulated by David Ricardo, an English economist in…

Member Exclusive

Facts at your Fingertips: Batch versus Continuous Blending

Blending is a fundamental chemical unit operation, and there are a handful of common ways to implement it. Blending applications can be either manual or automated, and can be carried out either as a batch or continuous process. There are…

Reboiler Circuit Debottleneck with No Hardware Changes

 With a thorough investigation and proper problem diagnosis, an entire gas plant limited by a deethanizer reboiler circuit was successfully debottlenecked This article describes a case study of a gas plant (designed by others) that was bottlenecked by the reboil…

Member Exclusive

Technology Profile: Diammonium Phosphate Production

This column is based on “Diammonium Phosphate Production – Cost Analysis,” a report published by Intratec. It can be found at: www.intratec.us/analysis/diammonium-phosphate-production-cost. Diammonium phosphate (DAP) ranks among the most important phosphate-based fertilizers, not only for its high nutrient content, but…

Member Exclusive

Mixing: Impeller Performance in Stirred Tanks

Characterizing mixer impellers on the basis of power, flow, shear and efficiency Mixing has been defined as “the application of mechanical motion in order to create fluid dynamic effects that achieve a desired process result” [1]. The process result is…

Member Exclusive

Training Today’s Workforce

Integrated console, virtual-reality simulation offers learning for maximum, measurable training efficiency Modern techniques are being used for realistic plant training for control room operators, field operators, and operations and maintenance personnel. Simulator training has been shown to result in better…

Facts at Your Fingertips: Zeolites

The physical properties of zeolites make them extremely important in many industrial processes. This one-page reference provides information on the structure and chemistry of zeolites that allows their use in the chemical process industries (CPI). Zeolite structure Zeolites are a…