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…
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…
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…
A next-generation absorbent material with a high affinity for short- and long-chain per- and polyfluoroalkyl substances (PFAS) has recently been granted a patent in the U.S. Developed by Puraffinity Ltd. (London, U.K.; www.puraffinity.com), the material is bottom-up-designed, beginning with a…
Advanced materials are considered to be core enablers for technologies aimed at broad global concerns, such as climate change, sustainable manufacturing, critical-materials supply chains, environmental mitigation and remediation and others [1]. The process by which novel advanced materials are designed…
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…
Electrochemically converting carbon dioxide into useful chemicals or fuels is a promising CO2-utilization strategy, but scaling up the process is a challenge. One reason is that the gas-diffusion electrodes (GDEs) used to facilitate contact between gaseous CO2, solid catalyst and…
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…
Toray Industries, Inc. (Tokyo) announced that the Ministry of Economy, Trade and Industry has selected the company’s project to build a gigawatt-class mass production system for electrolyte membranes used in water electrolyzer for the Green Transformation Supply Chain Development Support…
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…