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Environment, Health, Safety & Security

Can You Trust the Joukowsky Equation for Waterhammer?

The Joukowsky equation is often relied upon to determine the maximum possible fluid pressure inside a pipe, but there are certain scenarios where this equation does not return the expected conservative result for overpressurization We engineers love our formulas. Especially…

Landfill Gas Processing: Plant-Design Considerations

There are several technologies used in the disposal of landfill gas (LFG). Here are some key elements that can guide engineers in designing an optimized LFG processing plant People generate trash. Trash is stored in landfills. Landfills contain bacteria, which…

Digital Safety Transformation

With work injuries on the increase, migrating to digital platforms to address worker safety has become a priority. Digital transformation simplifies the integration of new digital applications such as alarm lifecycle management, functional safety lifecycle management, shift team effectiveness and…

Facts At Your Fingertips: NFPA 652 and Dust Hazards Analyses

The National Fire Protection Association’s (NFPA; Quincy, Mass.; www.nfpa.org) NFPA 652 (Standard on the Fundamentals of Combustible Dust) creates a single, unified combustible-dust standard that applies to “all facilities and operations that manufacture, process, blend, convey, repackage, generate, or handle…

Modularization: Managing Project Delivery Risk in the Time of COVID

Taking a modular approach to capital projects offers a pathway for companies to be proactive, rather than reactive, as they manage project risk in the time of COVID and potential similar disruptions in the future It has been more than…

Recently Published Books for the CPI: May 2021

The following recently published books may have relevance to various sectors of the chemical process industries (CPI). Driving Continuous Process Safety Improvement from Investigated Incidents. By the Center for Chemical Process Safety (CCPS), Wiley Publishing, 2021, 288 pages, $140.00. Industry…

New demonstration plant for cellulosic textile fibers

A new demonstration plant will significantly scale up production of sustainable textile fibers made from cellulosic raw materials. TreeToTextile AB (Stockholm, Sweden; www.treetotextile.com), jointly owned by H&M Group, Inter IKEA Group, Stora Enso and LSCS Invest, has piloted a production…

Bespoke battery recycling

A proprietary hydrometallurgical process known as Re-2Ox —originally conceived for the production of high-grade cobalt sulfate from mineral resources — is now showing promise in the field of battery recycling. “We did some preliminary test work and the technology was…

Project aims to establish supply of REEs from waste streams

An effort is underway to establish an environmentally friendly supply of rare-earth elements (REEs) from waste streams in the U.S. The project, undertaken by American Resources Corp. (Fishers, Ind.; www.americanresourcescorp.com), is focused on re-positioning assets from the coal industry to…

Renewable Feed, New Technology and C2C Strategies Offer Opportunities for Refiners

After a rough past year, petroleum refineries are seeking profit opportunities through the use of renewable feedstocks, such as vegetable oils and waste fats, as well as with new alkylation technologies and by increasing “crude-to-chemicals” (C2C) approaches The past 18…