Process Design & Development

Guidelines for Crystallizer Selection and Operation

October
2004
Reactions and Separations
Wayne Genck
Continuous crystallizers serve a wide range of applications in the chemical process industries. Optimize system performance by heeding these practical design and operating principles, which apply to the forced circulation (FC), draft-tube-baffle (...

Efficient Technology Evaluation

February
2007
Critical Issues
Francesco Citro, Reuel Shinnar
To stay competitive in today's economic climate, rapid and effective assessments of new technologies is a must. Requiring a minimal amount of data, this powerful method can effectively evaluate new ideas and research programs at an early stage...

Screw Feeders: A Guide to Selection and Use

February
2003
Fluids and Solids Handling
Thomas L. Krieger, Hermann J. Feise, Steven W. Couch, Timothy Bell
Gain insight as to what screw feeder is best for your application. Plus, learn how to size, specify and test screw feeders.

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 Thermodynamics to Improve Process Simulations

December
2011
Computational Methods
Fred C. Justice, P.E., David Hill
Selecting a thermodynamic model is an important step in process simulation — one that many engineers overlook. This overview of applied thermodynamics can help you choose the right model for your process.

Optimize Pipeline Design for Non-Newtonian Fluids

March
2002
Fluids and Solids Handling
 Edgar Amaro  Ronces, Cinthya Alejandra Anguilar Guerrero, Alejandro Anaya Durand
Use this graphical method to determine pipe diameter, fluid temperature and pressure drop for laminar and turbulent flow.

Increase Powder Flow via Gas Injection

July
2006
Fluids and Solids Handling
Thomas G. Troxel, John W. Carson, Herman Purutyan
Fluidization and air-assisted discharge are two ways to optimize fine-solids handling. However, the choice of technology is as important as designing and operating the system properly.

Select the Right Spray Nozzle

June
2001
Reactions and Separations
Terra L. Vincent, Peter  Welander
Finding the proper nozzle for specific applications doesn't have to be difficult. By applying basic concepts of nozzle technology, you can create a droplet profile that best suits your needs.

Navigate Phase Equilibria via Residue Curve Maps

November
2002
Reactions and Separations
George J. Koplos, Raymond N. French, Waldo E. de Villiers
These maps provide a rapid, graphical means to visualize the separation possibilities and constraints of azeotropic ternary systems. They also help check the soundness of models used to predict equilibrium data.

Pumping System Head Estimation

February
2005
Fluids and Solids Handling
James Anthony
These spreadsheets highlight losses, uncertainties and value of power used, helping you optimize pumping system designs and save on operating costs.

Selecting Laboratory Reactors

August
2007
Reactions and Separations
Francesco Picciotti, Marcello Picciotti
This article outlines some of the considerations involved in selecting and specifying a reactor system for research and development applications.

Reduce Piloting Time and Cost

July
2011
Process Development
Michael T. Cleary, David A. Berg
Pilot-scale experimentation is essential to establish a sound foundation for a new chemical processing unit. These best practices can reduce the time and cost involved in process development.

Take the Guesswork Out of FRP Corrosion

December
2001
Fluids and Solids Handling
Gunnar Bergman
The lifetime of fiberglass-reinforced plastic equipment and piping often depend upon previous experience. Here's a way to predict and prolong service life.

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.

Choose Materials for High-Temperature Environments

February
2001
Materials
Peter  Elliott
High temperatures, stresses, and the presence of elements such as oxygen, sulfur, or the halogens can add up to trouble. Here is how to screen candidate alloys for such service.

Computational Science: Enabling Technology Development

January
2011
On The Horizon
Ning Yang, Jinghai Li, Wei Wang, Wei Ge, Chris Guenther, Anthony Cugini, Madhava Syamlal
Computational science will play a key role in accelerating technology development and in the realization of virtual process engineering.

Put More Punch Into Catalytic Reactors

March
2003
Reactions and Separations
Olof Hernell, Phil Byrne, Ed Fontes
Using equation-based modeling to design these reactors can optimize their efficiency and throughput.

Integrate Process Simulation and Process Synthesis

October
2005
Computational Methods
Michael Lynn McGuire, Murugan Selvan, Zainuddin Abdul Manan, Dominic Chwan Yee Foo
The design of a new process using computer simulations to analyze a process flowsheet based on the onion model can save time, effort and, ultimately, money.

Principles and Case Studies of Simultaneous Design

September, 2011
There are many comprehensive design books, but none of them provide a significant number of detailed economic design examples of typically complex industrial processes. Most of the current design books cover a wide variety of topics associated with process design. In addition to discussing...

Pump Wisdom: Problem Solving for Operators and Specialists

April, 2011
An accessible guide to the main reasons pumps fail—and what can be done about it Workhorses in many different industries, including the oil industry, water industry, chemical industry, food industry, and pharmaceutical industry to name a few, pumps are a vital contributor to maintaining and...

Teach Yourself the Basics of Aspen Plus

January, 2011
Aspen Plus is on of the most popular process simulation software programs used industrially and academically. Though the software is available at many corporations and universities, there are no textbooks which are dedicated to teaching the step-by-step use of the software. This book is designed to...

Reactive Distillation Design and Control

October, 2008
After an overview of the fundamentals, limitations, and scope of reactive distillation, this book uses rigorous models for steady-state design and dynamic analysis of different types of reactive distillation columns and quantitatively compares the economics of reactive distillation columns with...

Chemical Reactor Design, Optimization, and Scaleup, 2nd Edition

August, 2008
Chemical Reactor Design, Optimization, and Scaleup is the authoritative sourcebook on chemical reactors. This new Second Edition consolidates the latest information on current optimization and scaleup methodologies, numerical methods, and biochemical and polymer reactions. It provides the...

Chemical Reactor Design and Control

August, 2007
Chemical Reactor Design and Control uses process simulators like Matlab, Aspen Plus, and Aspen Dynamics to study the design of chemical reactors and their dynamic control. There are numerous books that focus on steady-state reactor design. There are no books that consider practical control systems...

Distillation Design and Control Using Aspen Simulation

April, 2006
As the world continues to seek new sources of energy, the distillation process remains one of the most important separation methods in the chemical, petroleum, and energy industries. And as new renewable sources of energy and chemical feedstocks become more universally utilized, the issues of...
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