Mobile Navigation

Technical & Practical

Key Considerations in Specifying Control Valves

Follow this guidance to specify a control valve accurately during the design phase   Control valves are one of the most common and important instruments used in the chemical process industries (CPI). They help to ensure smooth and efficient operation…

Particle Impact Problems in Pneumatic Conveying

Pneumatically conveyed solid materials inevitably impact pipe walls and other particles, which can create processing and equipment problems. Provided here is an outline of potential problems related to particle impacts and the physics behind them Among the defining features of…

Member Exclusive

Advances in Pin Mill Technology

Improvements provide finer grinding at lower energy costs compared to air-swept classifying mills that have long reigned supreme in particle-size-reduction efforts For decades, the ultimate performance in fine mechanical milling performance has been provided by the air-swept classifying mill (ASCM).…

Member Exclusive

Facts at your Fingertips: Steam Concepts

Steam is commonly used in the chemical process industries (CPI) for process heating, power generation, atomization, cleaning and sterilization, moisturization and humidification, among other applications. This one-page reference provides a refresher for key concepts related to steam. Pressure-temperature relation The…

Member Exclusive

Technology Profile: Methionine Hydroxy Analog Production

This column is based on “Methionine Hydroxy Analog Production Process - Cost Analysis,” a report published by Intratec. It can be found at: www.intratec.us/analysis/methionine-production-cost.  Methionine is an essential amino acid that is widely used as an animal feed additive, especially…

Research Projects: The Importance of “Cold Eyes” Project Reviews

Follow this guidance to carry out independent project reviews of research projects that are both valuable and effective — and pain free   Independent project reviews (IPRs) are a common tool used to control, review and validate a project before…

A Primer on Compressor Design

From initial conceptualization to final calculation, designing compressors requires not only engineering intuition and robust simulation tools, but also a bit of creativity As technology has evolved, so has the refrigeration industry. What were once holes in the ground filled…

Member Exclusive

Facts at your Fingertips: Solids-blending processes

Mixing and blending of bulk solids is common in pharmaceutical and food manufacturing, specialty chemicals, explosives, fertilizers, glass and ceramics, detergents and resin industries. This column provides information on batch versus continuous blending mechanisms. Batch versus continuous Batch blending processes…

Member Exclusive

Technology Profile: Ethylene Glycol Production from Synthesis Gas

This column is based on “Ethylene glycol production from Syngas - Cost Analysis,” a report published by Intratec. It can be found at: www.intratec.us/analysis/ethylene-glycol-production-cost.  Ethylene glycol, also known as monoethylene glycol (MEG), is a major chemical commodity, widely used in…

Member Exclusive

The CPI Construction Boom: Project Delivery in a New Landscape

Companies need more creative ways to deal with complex and ever-changing market and technical challenges   Low natural gas prices and high global demand for hydrocarbon-based chemicals have resulted in resurgence in the construction of new and existing chemical process…