Technical & Practical
Technology Profile: Urea Production from Ammonia via a Self-Stripping Process
This column is based on “Prilled Urea from Ammonia via Self-Stripping Process – Cost Analysis,” a report published by Intratec. It can be found at: www.intratec.us/analysis/urea-production-cost. Urea is a nitrogenous compound consisting of a carbonyl group attached to two amine…
Training Today’s Workforce
Integrated console, virtual-reality simulation offers learning for maximum, measurable training efficiency Modern techniques are being used for realistic plant training for control room operators, field operators, and operations and maintenance personnel. Simulator training has been shown to result in better…
Setting Specifications in the Modern World
Utilizing ‘Tolerance Intervals’ can help to set more realistic specification ranges, especially when only small amounts of data are available Specifications provide a framework by which one can gage whether products have been manufactured successfully. They identify a product’s key…
Practical Solutions to Modular Project Execution
Follow this guidance to improve results on capital projects The opportunities for modularizing industrial and chemical projects are growing at an amazing pace. Once considered a mitigation strategy only for projects in remote areas with harsh climatic conditions or a…
Selection of Severe Service Valves
Severe service valves (SSVs) differ from general purpose valves in important ways. Presented here is guidance on how to increase service life, reduce costs and improve safety and environmental performance of SSVs Severe service valves (SSVs) are often identified by…
Facts at your Fingertips: Alarm Management
Modern control systems for chemical processes can generate frequent alarms. This one-page reference provides information on common alarm-management metrics, which can foster focused remedial actions and ultimately lead to a safer, better-performing plant. Alarm frequency As alarm frequency increases, an…
Technology Profile: Hydrogen Peroxide Production
This column is based on “Hydrogen Peroxide Production Process Cost Analysis,” a report published by Intratec. It can be found at: www.intratec.us/analysis/hydrogen-peroxide-production-cost. Hydrogen peroxide (H2O2) is the simplest peroxide (defined as molecules with two oxygen atoms covalently bonded to one…
Guarding Against Fires and Explosions Caused by Self-Heating
The two experimental methods presented here can be used to quantify powder self-heating hazards in layer and bulk conditions in industrial processes Bulk storage of heated powders and powder accumulations on hot surfaces or in heated environments can potentially lead…
Improve Energy Efficiency using Hydraulic Power Recovery Turbines
This mature technology can be used to save energy, generate revenue and reduce emissions With the Paris Agreement entering into force last November, the Parties to the Convention established their goals to implement measures to reduce the amount of greenhouse…
Facts at Your Fingertips: Pressure-Based Level Measurement
Liquid-level measurement in storage tanks or other vessels is important for avoiding spillage and process upsets. One class of technologies for liquid-level measurement involves measuring the pressure exerted on a gage by the weight of the liquid, and this one-page…