Process Design & Development

Design Considerations for Diesel Hydrotreaters

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
Wednesday, April 4, 2012 - 12:00am
In 2006, the United States EPA mandated the use of 15 ppmw ultra-low sulfur diesel (ULSD) for on-road diesel fuel. At that time several refiners...

Dynamic Simulation: Value During LNG Process Design and Beyond

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
Wednesday, April 4, 2012 - 12:00am
A contributor to complex/large project management difficulty is uncertainty gaps – gaps between the information required and that readily available...

Practical Process Integration Retrofit Part 5. Software Needs

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
Tuesday, April 3, 2012 - 12:00am
Practical Process Integration Retrofit Part 5. Software Needs G.T.Polley In this final paper in our series on process integration retrofit we look at...

Refinery-Wide Topics for Profitability, Reliability and Safety

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
Tuesday, April 3, 2012 - 12:00am
In this session we will review several case studies that will allow you to better understand the importance of process engineering and process safety...

Reducing CO2 Emissions From Refineries Through Chemistry Upgrade

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
Tuesday, April 3, 2012 - 12:00am
Despite the lack of a global greenhouse gas emission reduction agreement, regional schemes are moving forward to limit CO 2 and other GHG emissions...

Re-Rating Ethylene Plant Equipment for Optimum Results

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
Monday, April 2, 2012 - 12:00am
Rerating of turbomachinery equipment installed in ethylene plants is a well established method of improving plant operation, whether it is capacity...

The Cultivation of Algae and Its Conversion to Biodiesel

Conference Presentation
AIChE Annual Meeting
Tuesday, October 18, 2011 - 8:00pm
The Cultivation of Algae and its Conversion to Biodiesel Daniel Choi, Spencer Glantz, Jasmin Alsous, Warren D. Seider, Stuart W. Churchill Department...

Development of a Compact Fischer Tropsch Reactor

Conference Presentation
AIChE Annual Meeting
Tuesday, October 18, 2011 - 8:00pm
Fischer Tropsch (FT) synthesis is a polymerization process where a CH X species is added to a growing aliphatic chain. There are several models of...

Inline Mixing Device for Medical Applications

Conference Presentation
AIChE Annual Meeting
Tuesday, November 10, 2009 - 7:00pm
In the surgical field, the mixing of two combined fluid streams is required to form fibrin glue, used as a tissue sealant or a hemostat. The sealant...

Shortcut Methodology in Pilot Plants

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
Wednesday, April 29, 2009 - 4:00am
This session is devoted to short cut methods in pilot plants, including enhanced experimentation, multi-throughput methods, and use of modeling to...

Kamlesh Bhatia: A Career In Innovation

Conference Presentation
AIChE Annual Meeting
Monday, November 17, 2008 - 7:00pm
We give an introduction and overview of the career of Dr. Kamlesh K. Bhatia, highlighting his major accomplishments and his influences on current and...

The Yoga of Process Development

Conference Presentation
AIChE Annual Meeting
Monday, November 17, 2008 - 7:00pm
Process Development is analogous to Yoga. It is a ‘Yoga' – a disciplined process for integrating the essential components to create a vision of the ‘...

Design and Process Control Issues In Nanomanufacturing

Conference Presentation
AIChE Annual Meeting
Monday, November 17, 2008 - 7:00pm
This presentation will raise awareness of some key process issues involved in answering the following primary question: in manufacturing products...

Success and Prospects in Process Systems

Conference Presentation
AIChE Annual Meeting
Sunday, November 16, 2008 - 7:00pm
Process Systems Engineering (PSE) has been at the core of chemical engineering's definition as a discipline since the earliest stages of its...

Making EHS an Integral Part of Process Design

June, 2001
This book presents an approach—termed MERITT (Maximizing EHS Returns by Integrating Tools and Talents)—for enhancing process development through better integration of environmental, health, and safety evaluations. It draws upon critical components of inherent safety, pollution prevention, green...

Guidelines for Process Safety in Batch Reaction Systems

September, 1999
Batch reaction systems pose unique challenges to process safety managers because they do not operate in a steady state. The sequence of processing steps, and frequent start-ups and shutdowns, increase the possibility of human errors and equipment failures. And, since batch plants are often designed...

Guidelines for Design Solutions for Process Equipment Failures

August, 1998
While there is no "perfect" solution or absolute zero risk, engineering design can significantly reduce risk potential in the CPI. In Guidelines for Design Solutions to Process Equipment Failures, industry experts offer their broad experience in identifying numerous solutions to the more common...

Apply an Integrated Approach to Catalytic Process Design

February
2007
Reactions and Separations
Mitrajit Mukherjee, James Nehlsen, Richard V. Porcelli
To ensure a practical, efficient and economically viable process, first consider how a successful catalytic reaction system would work, then focus on making a catalyst with the desired characteristics.

Successfully Scale Up Solids Handling

April
2008
Fluids and Solids Handling
K. Eric Bengtson, John W. Carson, Thomas G. Troxel
A sound theoretical model of the process to be scaled is the best approach; if one is not available, bench-scale testing, physical scale modeling or full-scale modeling is required. Here are guidelines as to which method is appropriate for various...

Selecting Elbows for Pneumatic Conveying Systems

September
2007
Fluids and Solids Handling
Paul Wagner
The right elbow can keep your system operating at peak performance, reduce maintenance costs, and minimize material attrition and elbow wear. This article describes common elbows and outlines factors to consider when selecting one.

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.

Understanding Crystallization and Crystallizers

October
2006
Fluids and Solids Handling
Lionel O'Young, Ketan D. Samant
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...

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.

Cost Management in Heat-Transfer-Fluid Systems

July
2006
Heat Transfer
Conrad E. Gamble, P.E.
By taking ownership of fluid-related decisions for the entire life of the project, from design through dismantling, users can secure the best and lowest-cost approach in process heating and cooling.

Designing Suspension-Mixing Systems

January
2006
Fluids and Solids Handling
Pavel Ditl, Frantisek Rieger
Impeller and vessel geometries are key factors in selecting mixing equipment to efficiently suspend particulate solids in slurries

Harnessing the Power of Virtual Reality

July
2012
On The Horizon
Li Guo, Zhouzhou Li, Jinghai Li, Xinhua Liu, Bona Lu, Fanxiao Meng, Zhaojie Xia, Mingkun Zhao
Advances in physical modeling and computational science will revolutionize the way engineers develop and design new technologies and processes.

Design and Control of Distillation Systems for Separating Azeotropes

March, 2010
Hands-on guidance for the design, control, and operation of azeotropic distillation systems Following this book's step-by-step guidance, readers learn to master tested and proven methods to overcome a major problem in chemical processing: the distillation and separation of azeotropes. Practical in...

Process Synthesis: Poised for a Wider Role

April
2001
On The Horizon
W. R. Johns
Software for generating process designs has made relatively limited inroads so far. But, it now is set to follow simulation and become a tool routinely used by chemical engineers.

Create Business Value Through Process Modeling

September
2007
Management
Bernard McGarvey
As businesses strive to improve productivity, process modeling can be a powerful tool. This article explores the role of modeling in enhancing the effectiveness and efficiency of process development and manufacturing.

Determine the Optimum Number of Process Trains

January
2010
Back To Basics
Gregory T. Benz
This article demonstrates that the repair and expense costs of process trains are not proportional to their capital costs and that, in most cases, building one plant with a single process train is the most economically efficient choice. <br>...

Understanding Electromagnetic Flowmeters

May
2010
Instrumentation
Ronald W. DiGiacomo
Consisting of a flow tube, field-generating coils, electrodes, and a transmitter, a magmeter accurately measures the flowrate of conductive fluids over a wide range of conditions.

Selecting In-Process Particle-Size Analyzers

August
2003
Fluids and Solids Handling
Paul Barrett
To select the proper instrument for process monitoring, one must determine what attribute of the particle system impacts the process or product parameter of concern. Once the size region is identified, it can be tracked in-process, opening up the...

Designing a Process Flowsheet

May
2009
Back To Basics
Vornel Walker
Piping and instrumentation diagrams belong to a family of flowsheets that includes block flow diagrams and process flow diagrams. Technology advances have transformed these resources into intelligent documents, capable of storing layers of digital...

Basic Process Measurements

June, 2009
A unique resource for process measurement Basic Process Measurements provides a unique resource explaining the industrial measuring devices that gauge such key variables as temperature, pressure, density, level, and flow. With an emphasis on the most commonly installed technologies, this guide...

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
Anthony Cugini, Wei Ge, Chris Guenther, Jinghai Li, Madhava Syamlal, Wei Wang, Ning Yang
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
Ed Fontes, Olof Hernell, Phil Byrne
Using equation-based modeling to design these reactors can optimize their efficiency and throughput.

Integrate Process Simulation and Process Synthesis

October
2005
Computational Methods
Dominic Chwan Yee Foo, Zainuddin Abdul Manan, Michael Lynn McGuire, Murugan Selvan
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.

Should You Use Enhanced Tubes?

April
2002
Heat Transfer
Graham T. Polley, Mohamad R. Jafari Nasr
Following this procedure to identify a basic exchanger geometry without performing a full exchanger design and to evaluate where and when heat transfer enhancement can be of benefit.

Team Up with a Consultant for Process Equipment Selection

August
2006
Career Catalyst
Gregory T. Benz
Engineers who specify, scale up or purchase process equipment typically have fewer internal or vendor resources available than in the past. This article explores the problem and offers a solution.
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