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Designing Atmospheric Storage Tanks

Insights into the basics of process design of atmospheric storage tanks and an example of how to prepare a process datasheet are presented here Storage tanks are widely used in the petroleum refining and petrochemical sectors to store a variety…

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…

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Eye Protection, Part 1: Beyond Basic Eye Safety

How to protect, preserve and enhance workers’ safety Safety eyewear (Figure 1) is among the most prevalent types of personal protective equipment (PPE) worn across the chemical process industries (CPI). It protects an individual’s most valuable sense — vision —…

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Eye Protection, Part 2: How to Avoid Fogging

A look at the hidden dangers of lens fogging and how to prevent them Fogging is the number one problem faced by safety eyewear users in the chemical process industries (CPI; Figure 1). Across applications, both indoors and out, the…

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Technology Profile: Sulfuric Acid Production from Sulfur

This column is based on “Sulfuric Acid Production from Sulfur via Double-Contact Process – Cost Analysis,” a report published by Intratec. It can be found at: www.intratec.us/analysis/sulfuric-acid-production-cost.  Sulfuric acid (H2SO4) is among the most important industrial chemicals, with large-scale uses…

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Facts at your Fingertips: Fermentation

For intermediate and specialty chemicals, the incorporation of biotechnology-based processes has become a viable option for the chemical process industries (CPI). This one-page reference discusses some of the benefits and challenges of fermentation-based processes. Fermentation advantages Among the potential advantages…

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…

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…

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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).…