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More sustainable water management for mining

This company’s Process Water Recycling Plant (photo) is a fully automated standalone unit that enables recycling of process water from mining operations. The plant is specifically designed for concentrator plants, which dewater tailings and recycle the water back to the…

Connected Plant Conference Show Preview

The 2018 Connected Plant Conference (www.connectedplantconference.com) will take place February 26–28 in Charlotte, N.C. Focused on digitalization and connectivity trends in the chemical process industries (CPI), as well as the power-generation sector, the event’s technical program boasts speakers from a…

Protect against slips and falls with these absorbent floor mats

TASKBrand SureGrip absorbent adhesive floor mats (photo) feature next-generation sorbent technology to help prevent slips, trips and falls and protect floors from moisture with impermeable adhesive backing. The mats are fast-drying and can be easily custom cut for hard-to-fit areas.…

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Bubble-Cap Tray Vapor Turndown

The concept of tray stability can apply to bubble caps and be used as an alternative method to determine the minimum efficient capacity of these devices. A new stability correlation for bubble-cap trays is proposed and checked against FRI data…

Single-Use Gloves: Problems and Solutions

When wearing single-use protective gloves, sweat can create health and safety issues. Presented here is a look at the causes of the problems and possible solutions A great many situations across the chemical process industries (CPI) require quality hand protection,…

Technology Profile: Cyclohexane Production from Benzene and Hydrogen

This column is based on “Cyclohexane from Benzene and Hydrogen – Cost Analysis,” a report published by Intratec. It can be found at: www.intratec.us/analysis/cyclohexane-production-cost. Cyclohexane is a relatively stable cycloalkane, present in crude oils in concentrations of 0.1–1.0%. This cycloparaffin…

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Experimental Validation of Distillation Column Simulations

A practical look at the need for validation, as well as conceptual considerations and a case study This article addresses the need for experimental validation of computer-generated distillation column simulations , and discusses the main concepts involved with experimental validation.…

Air-conditioning vests improve comfort in extreme environments

Working in extreme environments can take a toll on workers, but these dual-action personal air conditioners (PACs; photo) keep workers comfortable in either hot or cold working conditions. PACs minimize heat stress and fatigue in elevated temperatures, or with simple…

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Facts at your Fingertips: Flow Measurement in Large Lines, Ducts and Stacks

Process industry plants install sophisticated air-pollution control systems, but they can be ineffective if the flowmeters on which they rely deliver inaccurate or unreliable data. This one-page reference provides information on measuring the flow of gaseous combustion products in large…

New software features for CFD, thermodynamics and more

Version 5.3a, the latest release of this company’s Multiphysics software (photo), provides many enhanced simulation capabilities for users of computational fluid dynamics (CFD) analysis, including up to 40% improved performance for algebraic multigrid (AMG) and 20% for geometric multigrid (GMG)…