Process Design & Development

Support Vector Machines: A Useful Tool for Process Engineering Applications

October

2003

Computational Methods

A. M. Jade, B. D. Kulkarni, M. Agrawal, V. K. Jayaraman

The superior classification and regression abilities of the recently introduced support vector machines offer an attractive alternative to solve a number of process engineering problems.

Sizing Relief Systems for High-Viscosity, Two-Phase Flow

June

2004

Fluids and Solids Handling

Qualify your design methods for high-viscosity two-phase relief systems against these simple benchmarks. GeorgesMelhem-

Evaluate Flow and Heat Transfer in Agitated Jackets

August

2005

Heat Transfer

John Garvin

Use these correlations to compute swirl flowrate and jacket heat-transfer coefficients as functions of agitation nozzle flow.

Rapid Process Design

September

2006

Reactions and Separations

Michael Doherty, Sagar B. Gadewar

Use this structured approach, which combines preliminary experimental data with predictive methods and heuristics, to quickly generate and screen process alternatives at the early stages of a new venture.

Piloting Bioreactors for Agitation Scale-Up

February

2008

Reactions and Separations

Gregory T. Benz

This article offers guidance on how to design appropriate experiments to measure scalable data for agitation in both aerobic and anaerobic bioreactors.

Produce Reliable Models with Efficient Meshing

August

2010

Computational Methods

Christian Wollblad, Ed Fontes, Henrik von Schenck, Phil Byrne

Improve your modeling skills to construct accurate, effective meshes that simulate or optimize a process in less time.

Reduce Your Compressed Air Costs

October

2011

Fluids and Solids Handling

Bill Scales, Ron Marshall

Annual operating expenses for compressed air systems can exceed the equipment’s purchase price. Follow these seven steps to implement efficiency measures that yield cost reductions.

Industrial Chemical Process Design

AccessEngineering

Understand Freeze-Condensation Vacuum Systems

September

2001

Heat Transfer

James R. Lines

Placing a freeze-condenser ahead of an ejector system offers several advantages. Here's a look at what such units can do.

Narrowing Down the Equipment Choices for Particle Size Reduction

June

2002

Fluids and Solids Handling

Herman Purutyan

Properties of the feed, specifications for the product, and processing and industry considerations all play a role in selecting the optimum crusher or mill.

Screw Feeders: A Guide to Selection and Use

February

2003

Fluids and Solids Handling

Hermann J. Feise, Steven W. Couch, Thomas L. Krieger, Timothy Bell

Gain insight as to what screw feeder is best for your application. Plus, learn how to size, specify and test screw feeders.

Consider Aerosol Formation in Heat Transfer Fluid Selection

July

2004

Heat Transfer

Kiran Krishna, M. Sam Mannan, William J. Rogers

In addition to flash point, fire point and auto-ignition temperature, the fluid’s tendency to form a mist should be considered when evaluating fluid safety.

A Six Sigma Approach to Evaluating Vacuum Filtration Technologies

August

2005

Fluids and Solids Handling

Barry A. Perlmutter

The appropriate testing procedures help direct the selection of vacuum filtration equipment and ensure optimum equipment operation.

Applying the Paradigm Case Method for Flowmeter Selection

September

2006

Fluids and Solids Handling

Jesse Yoder

This effective approach to flowmeter selection involves a step-by-step method that begins by matching the application with the flowmeter(s). Then, a series of criteria are applied to narrow the selection.

Eliminate Iteration from Flow Problems

March

2008

Fluids and Solids Handling

John D. Barry

This article introduces a novel approach to solving flow and pipe-sizing problems based on two new dimensionless quantities that are independent of line size and flow.

Understand the Fundamentals of Centrifugal Pumps

October

2010

Back To Basics

J. Howard Kelly, P.E.

Efficient and reliable pumps can significantly improve a plant’s bottom line. This article reviews important concepts that a chemical engineer must understand and the factors that need to be considered when selecting radial-flow centrifugal pumps.

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