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New compressor design for H2 is leak-proof and improves efficiency

A newly developed hydrogen compressor has a linear motor design and is hermetically sealed to increase the efficiency of H2 compression while avoiding potential problems associated with H2, such as leaks and embrittlement. The linear motor-driven reciprocating compressor (LMRC), developed…

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Optimizing CIP for membrane filtration plants

Membrane filtration plants are often used in the food and dairy industry to separate or concentrate substances without thermal stress. Until now, cleaning-in-place (CIP) operations for this equipment was energy- and water-intensive, requiring three or four individual cleaning steps with…

Technology launched for enhancing propane recovery in GSP

The gas subcooled process (GSP) is a method for low-temperature separation of natural-gas liquids (ethane, propane) from natural gas. Depending on the current market prices of ethane and propane, gas processors extract ethane from the natural gas or reject it…

Combining photo- and mechanochemistry for ‘greener’ synthesis

Solvents are commonly used for performing photochemical reactions. Many of these solvents are toxic, and require additional downstream processing to purify the product and treat waste. Now, by combining light with mechanical energy in ball mills, researchers at Ruhr University…

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Scaleup for a hydro-organic-metallurgical process

Following a successful proof-of-concept to recycle spent lithium-ion batteries (LIBs) using reagent extracted from fruit peel waste, Nanyang Technological University, Singapore (NTU; www.ntu.edu.sg) has partnered with Se-cure Waste Management Pte. Ltd. (SWM; Singapore; www.se-curewaste.com) to scale up the technology in…

Flushing ring reduces maintenance of DP measurements

The Rosemount 319 Flushing Ring with valve-integrated design (photo), ensures accurate differential pressure (DP) measurement and lower maintenance. Available in traditional and compact options, the new 319 Flushing Rings provide a process-to-seal connection and allow for faster diaphragm-seal maintenance without…

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How Protective is Your PPE?

As process technologies — and their associated risks to workers — evolve, personal protective equipment must continue to push the boundaries in both functionality and comfort Personal protective equipment (PPE) — helmets, fire-resistant clothing, gloves, goggles and so on —…

Electronic pressure switch for hygienic applications

The PSD-4 electronic pressure switch (photo) is a universal solution for industrial automation tasks. Thanks to EHEDG and 3-A certification, the pressure switch is also suitable for industries with high hygienic requirements. Due to an accuracy of less than±0.5% and…

Winner of the Chopey scholarship

Chemical Engineering has been a leading source for practical technology information and news for the chemical process industries (CPI) for over 120 years. In addition to being that resource, we strive to bring recognition to, and help advance the chemical…

Solids Handling and Storage

Stainless-steel lump breakers for sanitary processing Nibbler GNB lump breakers (photo) feature a hygienic design as standard for safe installation in food, petfood, bakery, nutrition, pharmaceutical and other sanitary processing facilities. Complying with FDA requirements and certified as hygienic by…