Using halide perovskites for photovoltaic (PV) solar-energy cells could dramatically reduce production costs compared to silicon-based PV cells, because perovskites are solution-processible at relatively low temperatures. However, long-term stability of these materials has been a significant challenge. Now, a research…
In this exclusive interview, Samir Hifri, Covestro's chairman and president, offers his perspective on the goals, challenges and accomplishments of the company, as well as the challenges faced by the chemical process industries Samir Hifri joined Bayer, the predecessor to…
Sliding vane pumps offer a potent processing option for low-viscosity liquids Multiple industries rely on process pumps for handling a variety of substances that help the world function as it does today. Those substances come in a wide variety of…
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;…
Freeflex Versa (photo) compressor-valve steel is a new material that contributes to designing smaller, more sustainable and more energy-efficient compressors for refrigerators and freezers. Building upon the success of its predecessors Hiflex and Freeflex Core, this martensitic stainless steel is…
This company has supplemented its portfolio with a vibrating level switch (photo) that is suitable for all liquids, including highly viscous media. The new instrument is available in three variants for different market segments. The model TLS-S is intended for…
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…
Managing wastewater at chemical process industries (CPI) facilities requires a tailored approach, and effective treatment promotes sustainable operations while avoiding potential regulatory penalties For many consumers and businesses, wastewater simply disappears down the drain and out of sight. However, for…
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…
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…