Plant Operations

Choose the Right Electric Motors for Hazardous Locations

November
2011
Back To Basics
Uriah Van Amerom
Risks associated with operating an electric motor in hazardous areas range from production downtime to injury and death. Learn how to assess the operating environment and select the appropriate motor.

Propel Your Pneumatic Conveying System to Higher Efficiency

April
2001
Fluids and Solids Handling
Francisco  Cabrejos, Herman  Purutyan, Thomas G. Troxel
For new and existing installations, there are many system and component choices available. Here’s how to narrow down the options to make the appropriate selection for optimal performance.

Steam Trap Troubles?

February
2005
Heat Transfer
Trinath Sahoo
First, prevent problems by selecting the appropriate trap and installing it properly. If problems arise, follow these guidelines for diagnosing and correcting them.

Understanding Steam Traps

February
2011
Back To Basics
James R. Risko
Steam trap failure can affect process operations and reduce profits. Choosing the right steam traps can improve reliability and reduce cost.

Evaluating Dryers for New Services

December
2003
Heat Transfer
Charles G. Moyers
Continuous dryers are accurately and easily evaluated using laboratory-scale simulators combined with the specific drying rate approach.

Preventing Maldistribution in Multi-Pass Trays

April
2010
Reactions and Separations
Henry Z. Kister, Matthew R. Olsson, Richard Dionne, Walter J. Stupin
This method, based on hydraulic equations in the open literature, calculates vapor/liquid distribution in four-pass trays to correctly predict flooding and efficiency.

Follow These Best Practices in Steam System Management

December
2001
Heat Transfer
David  Jaber, Fred L. Hart, Gilbert A. McCoy
These tips on how to improve steam generation, distribution and recovery can help a plant to increase its steam system efficiency by as much as 20-30%.

Rotating Equipment

October
2005
Fluids and Solids Handling
Kazim Akhtar
Protect compressors and turbines by using piping strainers and following the line procedures outlined in this article.

Nitrogen: A Security Blanket for the Chemical Industry

November
2011
Fluids and Solids Handling
Bill Carlson, Joe Dumoit, Paul Yanisko, Shiying Zheng
The benefits of nitrogen blanketing include improved process safety, better product quality, and longer equipment life. Here's how to achieve the desired safety or quality results while minimizing costs.

Properly Clean Out Your Organic Heat-Transfer Fluid System

May
2001
Heat Transfer
Ander  Beain, Jay  Heidari,  Conrad  Gamble
Follow these guidelines for applying side-stream filtration to on-line cleaning, and chemical or mechanical cleaning to equipment that has been drained of fluid.

Beware of Pitfalls of Carbon Dioxide Freezing Prediction

March
2005
Heat Transfer
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.

Minimize Mechanical Integrity Budget Battles

February
2011
Safety
Daniel A. Long, P.E., Jack McCavit
Chemical processing and manufacturing plants must ensure the mechanical integrity of their equipment. These strategies and tactics can make doing so easier when budget issues arise.

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