Separations

CEP: AIChE Journal Highlight - A New Spin on Separations

September
2012
Journal Highlight
The microelectronics industry has been revolutionized by technologies that boast ever-increasing capabilities in increasingly smaller areas. Now, the ability to pack high functionality into smaller devices is poised to transform the chemical process...

Size Letdown Lines for Pressure Surges

November
2001
Fluids and Solids Handling
Gianni  Anci
A high-pressure gas flow in a letdown circuit can cause damage to piping and equipment. Here is how to design a system to avoid damage should a pressurized gas flow occur GianniAnci-

Clarifying Centrifuge Operation and Selection

August
2004
Fluids and Solids Handling
Victor Norton ,  William Wilkie
Before selecting a centrifuge for your application, understand its principles of operation and investigate the key process variables.

Be Smart about Column Design

November
2012
Reactions and Separations
Daniel R. Summers, P.E., Mark Pilling, P.E.
Optimizing distillation equipment and processes can improve both the profitability and the greenness of an operation.

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.

Solving Phase Equilibrium Problems

September
2008
Reactions and Separations
James R. Reinhardt, Terrence L. Chambers
Use this optimization-based approach to analyze multi-component, multi-phase Equilibria.

Get More Out of Single-Stage Distillation

February
2002
Reactions and Separations
Ernest A. Perkins , Ryan C. Schad 
Try these practical ways to boost capacity, increase product quality or reduce cycle time in batch and continuous systems.

Selecting a Membrane Filtration System

December
2004
Fluids and Solids Handling
Frank Parma , Wu Chen
Proper design and scaleup of a membrane filtration system requires an understanding of the availability of membrane material, pore size and module configurations. These practical guidelines will help in the selection process.

Oxygen and Nitrogen: Onward and Upward

January
2009
News Feature
Suzanne Shelley
Innovative advances continue to benefit all three of today's air separation technologies, helping to reduce power consumption and capital costs, and, in turn, expand their markets.

Understand the Basics of Membrane Filtration

April
2013
Back To Basics
Hongyi Zhou, Hua Wang
Membrane filtration is an integral part of many industrial processes, as it is often more environmentally sustainable and cost-effective than other separation technologies

Reduce Costs with Dividing-Wall Columns

May
2002
Reactions and Separations
Dennis O'Brien, Douglas A. Stewart, James W. Harris, Michael A. Schultz, Mohamed S.M. Shakur, Steven P. Rosenblum
These distillation columns can significantly reduce capital and energy expenses vs. conventional multicolumn arrangements.

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