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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…
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…
Heat Exchanger Standards for Shell-and-Tube Equipment
Reliable operation of shell-and-tube heat exchangers begins with an appropriate standard. This article provides an overview of those that are applicable Shell-and-tube heat exchangers are the backbone of the power generation, chemical process, petrochemical and pulp-and-paper industries. They are designed…
Special Flange Joints Used in Floating-Head Shell-and-Tube Heat Exchangers
Single-pass, floating-head heat exchangers are common in certain process operations, but they often use flange joints that are not covered in existing design codes. Design details, advantages and disadvantages of the different options are discussed here Shell-and-tube heat exchangers are…
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…
Chementator briefs
Cyclohexasilane 3DIcon Corp. (Tulsa, Okla.; www.3dicon.net) has signed a supply agreement with Gelest Inc. (Morrisville, Pa.; www.gelest.com) to produce cyclohexasilane (CHS) at pilot scale using 3DIcon’s newly developed CHS process. 3DIcon’s process (see CE, Sept. 2016, p. 9; www.chemengonline.com/new-process-cyclohexasilane-offers-lower-cost-improved-safety) offers a…
Versatile turbo blowers for many applications
This company’s line of turbo pressure blowers (photo) is designed for pressures to 80-in. static pressure water gage (SPWG), with capacities up to 8,000 ft 3 /min. The fans are available with a wide variety of materials, wheel types, fan…
Launch of a new generation of decanter centrifuges
This new generation of decanter centrifuges (photo) will complement this company’s existing A-series for industrial, F-series for food and D-series for environmental applications. A key advantage of the new decanters is scalability that can be modified according to users’ requirements.…
Corrosion management via sensors and cloud analytics
Predictive Corrosion Management (PCM) is a new ATEX-certified digital inspection tool that uses embedded sensors to provide continuous ins pection data and cloud-based analytics of pipe conditions to help operators manage risk, improve uptime and minimize total cost of operation.…
This compact compressor can handle raw biogas
The TRZ 1000 (photo) is a completely oil-free, two-stage compressor suitable for use with raw biogas, as well as carbon dioxide, nitrogen, hydrogen and all common process and toxic gases. The lean, vertical design of the crosshead piston compressor allows…