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Facts At Your Fingertips: Steam Trap Operation

Steam is commonly used across the chemical process industries (CPI) for a variety of end uses, including process heating, mechanical drive, moderation of chemical reactions and fractionation of hydrocarbons. Heat exchangers, turbines, fractionating towers, stripping columns, and reaction vessels are…

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Conducting Hazard Reviews: A Practical Guide to Implementing Impactful Process Hazard Analyses

The insights reported here will help guide and encourage engineers in facilitating high-quality and effective hazard analyses in their facilities Undertaking and completing a well-planned hazard review might just be the best thing you ever do on a single day…

Selecting Valves for Hydrogen Service

With hydrogen’s evolution into an alternative fuel requiring precise production and storage, selecting the right valves has never been more important Hydrogen shows great promise in the search for alternative fuels. Handling hydrogen safely and reliably, from generation to end…

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Rotary Valves Can Prevent Stem Seal Woes

Consider the potential for stem seal leakage when selecting a valve Experienced process control engineers follow familiar, time-tested steps when presented with a new system to design and specify. Selecting a control valve for a process always requires the same…

Investigating Decarbonization Strategies for Steam-Cracker Furnaces

Significant sustainability benefits can be gained through optimization in steam-cracking furnaces. The study detailed here shows the specific decarbonization strategies that can help improve energy efficiency and reduce emissions The chemical process industries (CPI) rely heavily on steam cracking to…

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Coriolis Flowmeters: Insights for Selection and Upgrade

Coriolis mass flowmeters are available with a range of body styles and transmitters, enabling significant functionality improvements without sensor replacement Coriolis meters have long been a mainstay in the chemical process industries (CPI), providing highly accurate mass-flow measurements for raw-material…

Facts At Your Fingertips: Milling for Particle Size Control

Milling is commonly used for particle-size reduction and control of particle-size distribution (PSD) for crystalline solids. Mills are effective for generating consistent solids properties, through size reduction and surface-modification mechanisms [1]. This one-page reference outlines the mechanical forces involved in…

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Averting Disaster: Delivering Value from Sensors and Alarms

A strategic approach to asset and alarm management will reduce alarm fatigue, mitigate risk and support more effective response On April 20, 2010, an explosion on the Deepwater Horizon offshore drilling rig (owned by Transocean and operated by BP) killed…

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Pad-Reinforced Nozzles in Pressure Vessels

This article examines the application of reinforcing pads for strengthening nozzles in pressure vessels and the impact of the geometric gap that exists between the pad and the vessel shell Many common forms of nozzle connections in technological applications are…

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Separating Hazardous Materials with Decanter-Centrifuge Systems

Sealed and gas-purged decanter-centrifuge systems can be effective for separating Class I, Div. 1-, or Class I, Div. 2-rated solvents and hazardous materials Traditionally, solids and liquids have been separated by filtration or with press equipment. While these methods are…