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Technical & Practical

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…

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…

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…

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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…

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Holistic Maintenance and Reliability Programs

When updating equipment protection systems in a plant, it often pays to think long term. Today’s protection systems can do more than avoid catastrophic failure — they are the foundation of an enterprise-wide predictive maintenance program Chemical process industries (CPI)…

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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…

Controlling Process Variables for Solid-State Battery Performance

Optimizing electrical conductivity in next-generation batteries depends on carefully controlling process variables, such as mixing, particle-size distribution and temperature. Presented here is a discussion of how these process variables affect battery performance In the evolving landscape of energy storage technologies,…

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Facts At Your Fingertips: Industrial Electrolysis

Industrial electrolysis involves passing a direct electric current through an electrolyte to elicit a range of chemical reactions. Electrolyzers are key pieces of technology for producing many important industrial chemicals. This one-page reference reviews the basic general operation of an…