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Chemical Engineering

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This electrolysis reactor requires no external electricity source

Electrolyzers are the key technology for producing “green” hydrogen using renewable energy. However, a new reactor platform aims to facilitate electrolysis without the need for any external electricity. The Electroless Coupled Exchange Reduction Oxidation technology platform (eXERO), developed by Utility…

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Chementator Briefs

Methane pyrolysis catalyst Catalytic methane pyrolysis (CMP) is an attractive route to producing hydrogen, because rather than generating CO2, the process produces solid carbon, which can be made in valuable forms that could offset the cost of hydrogen production. However,…

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This integrated technology effectively destroys PFAS — even short-chain compounds

The prevalence of the various per- and polyfluoroalkyl substances (PFAS) — compounds that are notoriously difficult to break down — in the water supply is causing global concern. A new partnership between Element Six (Oxford, U.K.; www.e6.com) and Lummus Technology…

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Business News: September 2024

Plant Watch Sika more than doubles capacity at its largest manufacturing plant in Indonesia August 13, 2024 — Sika AG (Baar, Switzerland; www.sika.com) has more than doubled the production capacity at the Bekasi plant, its largest manufacturing facility in Indonesia.…

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Facts At Your Fingertips: Efficiency in Electric Induction Motors

The purchase price of an electric motor is generally thought to end up as a small fraction (2–3%) of the motor’s total lifetime cost, with the majority of costs resulting from the electricity used by the motor. This makes motor…

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Automatic Scraper Strainers for Wastewater Treatment

Advanced strainers are designed to offer far greater reliability than conventional options under unpredictable conditions. An industry expert provides insight into strainer use, design, selection, installation and construction Plants in the chemical process industries (CPI) have long relied on strainers…

A Primer on LPG Storage Systems

Any loss of containment for liquefied petroleum gas (LPG) can have potentially catastrophic results. This article details various LPG storage configurations with special focus on the design of mounded-bullet systems Liquefied petroleum gas (LPG) is a mixture of propane and…

Unipetrol Enhances Operational Stability with Advanced Combustion Control

A heater assessment study at an olefins plant led to the implementation of a new combustion-control platform in several furnaces to help optimize fuel ratios, improve overall furnace stability, reduce emissions and extend asset lifespan ORLEN Unipetrol RPA s.r.o. (Unipetrol;…

Utilizing carbon dioxide

Reducing carbon dioxide emissions has taken center stage in efforts to reduce concentrations of greenhouse gases in the environment. Much effort is going into limiting the use of fossil fuels through increased use of renewable energy sources, switching to alternate…

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Recycling process allows fast depolymerization of post-consumer mixed textiles

Recycling rates for post-consumer textile waste are very low (<0.5%) because the fabrics often consist of tightly interlaced synthetic and natural fibers that require costly sorting and separation processes, and because they often contain dyes and additives that must be…