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Torque Limiter Technologies for Rotating Machinery

Torque overloads can cause serious problems for rotating machinery, but an understanding of torque limiting technologies can help engineers to enable more reliable operations Reliability, safety and productivity are key terms that come to mind when considering manufacturing plant operations,…

Facts at your Fingertips: Corrosion Complications

Corrosion is an obvious factor to consider when selecting materials of construction for process equipment. However, the chemical environment of the process is only the starting point in selecting an acceptable material. A set of other factors can complicate corrosion-resistance…

Digitalization: What does it deliver today… and tomorrow?

Digitalization, properly deployed, has been proven by ABB to cut capital and operational expenditures up to 30 percent by accelerating and optimizing decision-making.  By 2025, further savings and performance improvements are expected from people working collaboratively with artificial intelligence. Colin…

Recently Published Books for March 2018

The following titles are recently published books with relevance to the chemical process industries (CPI) . . .   Carbon Dioxide to Chemicals and Fuels. By Aulice Scibioh and B. Viswanathan, Elsevier, 2018, 510 pages, $170.00. Polymer-based Nanocomposites for Energy…

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Guidelines for Designing a Compressed Air System

With the proper knowledge, engineers can work alongside compressor manufacturers to ensure that an optimal air compression system is installed There are various factors to consider when designing a compressed air system that help to improve the reliability and efficiency…

Pressure-Relief System Design: Developments and Deficiencies

Areas of recent activity for pressure-relief systems include new calculation methods and updates to existing codes and standards. Included here is an overview of recent developments and a look at the results from a recent study of pressure-relief system deficiencies…

Sizing Pressure-Relief Valves for Two-Phase Flow

Several methods are available for sizing two-phase pressure-relief valves (PRVs). Here, the API 520 homogeneous direct integration method is compared to a potentially simpler alternative that does not require integration Two-phase pressure-relief valves (PRVs) have been studied by many researchers.…

Modernizing Petroleum Refineries

Modern materials of construction can greatly improve the performance of heat-recovery steam generators, making it well worthwhile to consider retrofits   North American petroleum refiners are investing billions these days on modernization projects — typically, the upgrade of old crude-oil-processing…

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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…

Recently published books for the CPI: January 2018

Check out the following recent publications with relevance to professionals in the chemical process industries . . . Comprehensive Membrane Science and Engineering, 2nd ed., edited by Enrico Drioli, Lidietta Giorno and Enrica Fontananova, Elsevier Press, 2017, 1,720 pages, $1,650.00.…