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Chemical Engineering

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Troubleshooting a Trayed Distillation Column

Presented here is the progress and resolution of a troubleshooting case involving a distillation column with a capacity reduction problem Troubleshooting distillation columns during operation is often the key to stable production at industrial facilities. The collection of troubleshooting references…

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Safeguarding the Hydrogen Economy: A Focus on Leak Detection and Mitigation

The use of fixed gas detectors can play a crucial role in mitigating the environmental impact of hydrogen leakage and help protect workers in the hydrogen value chain Governments, industry sectors and companies seeking sustainable energy sources to reduce greenhouse…

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Business News [January 2025]

Plant Watch Chevron upgrades Pasadena refinery to increase capacity and flexibility December 11, 2024 — Chevron Corp. (Houston; www.chevron.com) has completed a retrofit of its petroleum refinery in Pasadena, Texas, which is expected to increase product flexibility and expand the…

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Entrainment Flooding and Weeping Velocities

Weeping and flooding phenomena set the vapor velocity in industrial distillation columns. Presented here are procedures for calculating flooding and weeping velocities in a four-pass sieve-tray column In industrial distillation, the term “weeping” is primarily used when the liquid in…

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Weighing in on Accuracy: Recent Developments in Weighing Equipment

Innovation, intelligence and automation increase precision in weighing equipment for chemical processors Accurate weighing and dosing are critical to the success of any chemical process, because they ensure product quality, safety and resource optimization. Fortunately, innovative technologies, intelligence and automation…

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Improve Ethylene Production Margins with Digitalization

Digitalization can help ethylene producers to flexibly respond to economic uncertainties and assess available options based on their existing infrastructure and priorities Post-pandemic, olefin and polyolefin producers have been faced with regional and global economic headwinds. Inflation, energy security, rising…

Mitsubishi Power Americas and Pacific Northwest Hydrogen Association formalize partnership to advance hydrogen hub projects

Mitsubishi Power Americas, through its subsidiary MHI Hydrogen Infrastructure (MHI H2I), announces the recent signing of a subrecipient agreement between the Pacific Northwest Hydrogen Association (PNWH2) and MHI H2I’s Boardman Hydrogen Hub project. The PNWH2 Hub, one of the country’s…

Merck KGaA investing €70 million in new Advanced Materials Development Center in Japan

Merck KGaA, Darmstadt, Germany announced that it will invest over €70 million to construct a new Advanced Materials Development Center (AMDC) at its Shizuoka site in Japan. This latest investment brings the company's total investment in the Shizuoka site to…

Standard Lithium and Equinor begin operation of pilot direct lithium extraction unit in Arkansas

SWA Lithium, the Joint Venture (JV) between Equinor Energy AS (Stavanger, Norway) and Equinor ASA (Stavanger, Norway), which is developing the South West Arkansas Project (SWA), is pleased to announce that, in partnership with Koch Technology Solutions (KTS), it has…

Worley awarded EPC contract for ExxonMobil’s Baytown low-carbon H2 facility

Worley Ltd. (North Sydney, Australia) will provide reimbursable Engineering, Procurement and Construction services (EPC) to ExxonMobil Corp. (Irving, Tex.) for the Enabling Works, Infrastructure and Interconnects scope of ExxonMobil’s planned low-carbon hydrogen and ammonia facility. The facility is adjacent to…