This article compares several common dispersion models available in the public domain and offers guidance on selecting the appropriate one for a particular release.
Jeffrey Mueller, Larry Scotchie, Kelly Seheult
The cross-functional IPT approach can be combined with a stage-gate framework and six sigma techniques to improve the effectiveness of process development efforts.
Follow these guidelines to calculate how fast a pool of spilled liquid will spread across a surface, vaporize and possibly form a flammable mixture with air.
Stephen A. Roosz
Take advantage of the Freedom of Information Act to obtain information while protecting your regulatory submissions to the extent possible.
With a better understanding of seals, their selection, material considerations, and operation requirements, users can greatly improve equipment reliability and reduce operating costs.
Jeffrey D. Kelly
Data alone is not information. Use this model to transform data into vital information for decision making.
James L. Willa
Changing maintenance and/or operating procedures can significantly increase cooling tower performance without major capital expenditures. Here are some tips for ensuring proper design and operation of major tower components.
With proper pipe support design, installation and maintenance, pipe damage should normally not develop for decades.
Philip Blosse, Monica Cardona
Determine if your bioprocess needs a sterilizing grade filter, and if so, use these guidelines to select the proper one for your application.
Miriam Lev-On , Karin Ritter. Susann Nordrum
These techniques can be used to estimate and report GHG emissions from a wide variety of diverse sources, thereby increasing global consistency.
Using this technique to determine the effective plume-chimney height for an exchanger operating in natural circulation mode.
First, prevent problems by selecting the appropriate trap and installing it properly. If problems arise, follow these guidelines for diagnosing and correcting them.
Mahmoud M. El-Halwagi, Vasiliki Kazantzi
Material reuse is often governed by the functionalities of the process streams. This new property-based technique creates a pinch diagram that identifies targets for the minimum use of fresh resources and waste discharge, and the maximum integration...
Steve Chafin , Tim Eggeman
Carbon dioxide freezing in a cryogenic system can result in plugging and other operational problems. This article offers insights into the carbon dioxide freezing phenomenon.
Working with employees to define “doing a good job” can improve organizational performance as well as employee satisfaction.
These spreadsheets highlight losses, uncertainties and value of power used, helping you optimize pumping system designs and save on operating costs.
Use these correlations to compute swirl flowrate and jacket heat-transfer coefficients as functions of agitation nozzle flow.
Robert T Jacobsen
Pre-burning prior to catalyst recovery/refining enhances sampling accuracy for higher returns of the remaining precious metals.
Robin Smith, Petar Varbanov
Realistic steam prices are necessary for the efficient operation of a chemical production site, both to allocate realistic costs to the different businesses on the site and to provide a true economic incentive for energy conservation.