AIChE

Estimate Emissions from Depressurization Activities

May
2002
Environmental Management
Jimmy Peress
Unlike other techniques, this method is applicable over a wide pressure range and in cases where the vapor pressure of the VOC approaches the operating pressure.

Caught in the Act

September
2002
Career Catalyst
Jody Urquhart
To acknowledge people in a meaningful way, catch them doing good things and recognize their efforts.

Applying Bus Technologies in Process Control

December
2002
Instrumentation
Ed Smigo
Fieldbus technologies have become increasingly popular in process control applications. This article highlights the practical applications and economics of various buses, so that an engineer can choose the best one for his or her process.

Computationally Evaluate Self-Reactivity Hazards

February
2003
Reactions and Separations
Edward S. Shanley, Michelle R. Murphy, Surendra K. Singh
Here is a method that rates the tendency of new compounds to self-explode without the need to perform extensive laboratory tests.

Should You Accept an International Assignment?

August
2003
Career Catalyst
C. Delia Contreras, Fabio Bravo
Consider the career- and family-related benefits and trade-offs of an overseas experience, as well as whether you have what it takes to be successful in such a position.

Work More Effectively With Others

February
2004
Career Catalyst
Doug  Hissong
Learn ways to improve your interpersonal and communication skills so that you can work more effectively with others, and increase your own productivity and effectiveness.

Accurately Predict the VLE of Thiol-Hydrocarbon Mixtures

September
2004
Reactions and Separations
Chorng H. Twu, Vince Tassone, Wayne Sim
This methodology can be used to calculate vapor-liquid equilibria (VLE) between thiols and hydrocarbons at any composition, temperature or pressure to improve gasoline fractionation processes.

Guidelines for Selecting Sterilizing-Grade Filters

March
2005
Fluids and Solids Handling
Monica Cardona, Philip Blosse
Determine if your bioprocess needs a sterilizing grade filter, and if so, use these guidelines to select the proper one for your application.

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.

Ensure Consistent Greenhouse Gas Emissions Estimates

September
2005
Environmental Management
Karin Ritter. Susann Nordrum, Miriam Lev-On
These techniques can be used to estimate and report GHG emissions from a wide variety of diverse sources, thereby increasing global consistency.

Make Your Plant More Energy-Efficient

December
2005
Heat Transfer
Alan Rossiter
Improve energy management by optimizing current equipment and operations, implementing economic investments, and engaging in sustaining activities.

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