Chemical Engineering Practice

Bridge the Gap with Semicontinuous Distillation

August
2001
Reactions and Separations
James R. Phimister ,  Warren D. Seider
This processing strategy combines the advantages of batch and continuous operation, providing flexibility and efficiency in a single design.

Design Reactors via CFD

December
2001
Reactions and Separations
Ahmad H. Haidari, Andre Bakker, Elizabeth M. Marshall
Using computational fluid dynamics to design commercial-size batch and continuous reactors can eliminate subjective experience and empiricism, leading to better-designed, more-efficient units.

Evaluating the Economics of Desalination

December
2002
Heat Transfer
Hisham M. Ettouney, Hisham T. El-Dessouky, Peter J. Gowin, Ron S. Faibish
This article presents an in-depth analysis of thermal and membrane desalination economics and outlines a simple procedure for calculating the unit product cost for various desalination processes.

Avoid Internet Pitfalls

April
2003
Information Technology
Tim Headley
When developing your website, take these preventative measures to steer clear of any potential lawsuits.

Ensure Proper Design and Operation of Multi-Pass Trays

June
2005
Reactions and Separations
Mark Pilling
To function properly at optimum capacity and efficiency, multi-pass trays must be designed so that the liquid and vapor flows are properly balanced. This article provides guidance on how to achieve that.

Building Models from Simulator Runs

January
2006
Computational Methods
Aad van Veldhoven, Magali de Macedo
The design-of-experiments approach has the advantage of providing the framework to build complex models with minimum use of time and effort.

Understanding Crystallization and Crystallizers

October
2006
Fluids and Solids Handling
Ketan D. Samant, Lionel O'Young
Gain qualitative insight into the basic mechanisms of crystallization, the principles of crystallizer operation, and the ways in which these concepts relate to the selection and application of the various crystallizer configurations in industrial...

Keeping the Competitive Edge

June
2007
Special Section
Lise Laurin
Applying the total cost assessment (TCA) methodology, which accounts for intangibles, provides a more complete evaluation of costs and benefits with the risks associated with them.

What’s New Then and Now - Part 1

November
2008
Centennial
Matthew McKeon-Slattery
This special products section looks at some of today’s equipment and service offerings alongside product write-ups and ads from the past.

The Case for Double Mechanical Seals

June
2009
Back To Basics
Jack Berg
Using double mechanical seals as part of thermoplastic pumps can prevent costly downtime and environmental damage.

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