AIChE | The Global Home of Chemical Engineers

Big Data: Getting Started on the Journey

March
2016
Special Section
Lloyd F. Colegrove, Mary Beth Seasholtz, Chaitanya Khare
This article discusses some experiences and challenges in establishing an enterprise manufacturing intelligence (EMI) platform at a major chemical manufacturing company, and recommends steps you can take to convince your management to harness big data.

Patent Update: When Does Patent Infringement Become a Federal Offense?

March
2016
Patent Update
M. Henry Heines
Patent infringement cases are generally civil matters between the patent owner and the infringer. The two sides present opposing arguments as to, on the one hand, whether the alleged infringer’s actions are actually infringing and, on the other,...

Profile: Inspiring Tomorrow’s Engineers

February
2016
Profile
Lydia Beall, Tech Studio Program Manager at the Museum of Science, Boston ( www.mos.org ), creates innovative and engaging exhibits that encourage children to pursue science and engineering. As the driving force behind the museum’s Design Challenges...

Going It Alone

October
2015
Career Catalyst
Alan P. Rossiter
An independent consultant faces unique demands, but can reap many rewards.

Modeling Mixed-Solvent Electrolyte Systems

February
2016
Computational Methods
Meng Wang, Yue Yu, Chau-Chyun Chen
The fundamental thermodynamic equations developed for aqueous electrolyte systems provide a springboard for modeling the more-complex and less-understood mixed-solvent electrolytes.

Technical Entity Trends: When Resources are Few

March
2016
Technical Entity Trends
Lucy Alexander
The food-energy-water (FEW) nexus, a concept that describes the interdependence of the world’s complex resource systems, has been drawing much interest and activity in the sustainability community recently. The food-energy-water nexus approach (or...

Leadership Q&A: Taking a Leading Role in Process Safety

January
2016
Leadership Q&A
This is the inaugural article of CEP ’s new column, Leadership Q&A. Here, C-suite executives will discuss how they have overcome challenges, strategies for successful leadership, and tools and skills that they have found effective during their...

Books

March
2016
Books
The Right Kind of Crazy Adam Steltzner and William Patrick, Portfolio, London, U.K., $28, 256 pages, Jan. 2016, ISBN: 978-1-59184-695 Author Adam Steltzner led the entry, descent, and landing teams responsible for the Curiosity rover’s mission to...

Big Data: Success Stories in the Process Industries

March
2016
Special Section
Salvador García-Muñoz, John F. MacGregor
Big data holds much potential for optimizing and improving processes. See how it has already been used in a range of industries, from pharmaceuticals to pulp and paper.

YPOV: What to Ask During an Interview — and What Questions to Avoid

March
2016
YPOV
Emily Frangenberg
Interviews are a great way for an employer to get to know more about you and determine whether or not you are right for an open position. However, all too often, young professionals overlook the fact that interviews are also a time to gauge whether...

Career Corner: Volunteering is Good for Your Career

February
2016
Career Corner
Loraine Kasprzak
“Give and you shall receive.” This powerful proverb can help you build a fulfilling career when your giving takes the form of volunteering. I learned the value of volunteering early in my first year as a management consultant, when I joined the...

Editorial: An Editor Changes Their Mind About They

February
2016
Editorial
Cynthia Mascone
When I began my career in 1980, women were a small fraction of the engineering workforce, and engineers were typically referred to by the pronouns he and him . That sexist language bothered me, so wherever I could, I used gender-neutral terms — such...

Society for Biological Engineering News

October
2005
SBE Special Section
June Wispelwey
Student Chapters Have Arrived! SBE Frontier Tutorial Second Bioengineering and Nanotech Conference Michael Shuler Wins Inaugural James E. Bailey Award Fishing Out Unusual DNA Enzyme is Linked to Neurological Disease

France’s Chemicals Industry is Rooted in Tradition

December
2015
Global Outlook
Didier Le Vély
France played a central role in the chemistry revolution and now has a leading role in the modern chemicals industry. Manufacturing a wide range of chemicals, from basics and specialties to fine chemicals for pharmaceuticals, the industry is a major contributor to France’s economy.

New Products: February 2016

February
2016
New Products
Product Focus: Solids Handling Centrifuge Classifies Very Small Particles The Tiocent Model V 630 BK centrifuge is designed for continuous wet classification of fine, ultrafine, and nanoparticles in slurries. Common applications are separations of...

Biotransformations for a Green Future

October
2005
SBE Special Section
Susan Truesdell
Enzyme and microbial biotransformations offer green chemistry alternatives for performing difficult or non-selective chemical reactions.

Enzyme Discovery: Screening, Cloning, Evolving

October
2005
SBE Special Section
Per Falholt, Glenn Nedwin, Thomas Schaefer
Enzymes are nature’s answer to many industrial and environmental challenges. This article details the latest approaches to enzyme discovery and evolution.

Spotlight on Safety: Process Safety Begins in the School Laboratory

February
2016
Spotlight on Safety
Louisa Nara
Resources — money, personnel, raw materials, etc. — are finite, and it is vital we value and protect them. Perhaps our most precious resource is the youth who are poised to pursue careers in chemical engineering, where they will take up the mantle...

Specifying Vessels for High-Pressure Dust Collectors

October
2005
Environmental Management
Todd Russelburg
ASME codes and standards govern the design, fabrication, testing and certification of high-pressure dust collector vessels. This article will assist you in working with a code vessel designer and/or manufacturer.

Technical Entity Trends: Reducing GHGs through CCUS

February
2016
Technical Entity Trends
Derrick Wu
With a goal of limiting global temperature rise to 2°C above preindustrial levels, representatives from 195 countries met in Paris last year for the United Nations Framework Convention on Climate Change (UNFCC). The participants negotiated the Paris...

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.

Material Matters: Predicting High-Temperature Hydrogen Attack

January
2016
Material Matters
Kirk Richardson
During a nonroutine maintenance operation at the Tesoro petroleum refinery in Anacortes, WA, on April 2, 2010, a nearly 40-year-old heat exchanger located in a naphtha hydrotreater unit catastrophically failed. An explosion and intense fire killed...

5 Reasons You Need to Attend Trade Shows

August
2011
Career Catalyst
Joe Bevacqua
Convincing your boss to send you to a trade show can be challenging. Here are five ways you and your employer will benefit, plus tips on how to get the most out of your visit.

CEP: YPOV - A Grad Student’s Right Decision

November
2013
YPOV
Chris Lowe
About two years ago, I was faced with a decision. I was a few weeks away from graduating with my bachelor’s degree in chemical engineering when I received an email from a friend. He was recruiting graduating students to act as liaisons between AIChE...

New Products: January 2016

January
2016
New Products
Product Focus: Materials Enzyme Boosts Profits for Ethanol Plants Avantec Amp is an enzyme that improves yield and throughput in corn ethanol production, while increasing corn oil extraction and significantly reducing the need for some of the harsh...

Designing Dust Collectors

September
2011
Fluids and Solids Handling
Greg Mehos, P.E.
To assure reliable and safe operation of a dust collector, apply the basic principles of chute and hopper design — which are based on the dust's fundamental flow properties.

Technical Entity Trends: Welcome to the TENT

January
2016
Technical Entity Trends
Lucy Alexander, Derrick Wu
Welcome to Technical Entity Trends (TENT), a new monthly CEP column written by the staff of AIChE’s Technical Entities (TEs). The TEs are communities of chemical engineers and other professionals that address some of society’s grand challenges:...

YPOV: Consider a Career in the Water Industry

January
2016
YPOV
Emily Frangenberg
The American water market is on the brink of change, and the push for greater water security and sustainability has increased over the past decade. Industrial water users are realizing that sustainable water use is not only good for the environment...

Books: January 2016

January
2016
Books
Ludwig’s Applied Process Design for Chemical and Petrochemical Plants, Vol. 3, 4th Ed. A. Kayode Coker, Gulf Professional Publishing, Waltham, MA, $175, 1,296 pages, Jan. 2015, ISBN: 978-0-75068-5-245 I bought my copy of Ludwig’s original Applied...

Editorial: What the New Year Brings to CEP

January
2016
Editorial
Cynthia Mascone
Eight years ago, I wrote that I was excited about the January 2008 issue because it marked the beginning of my new role as editor-in-chief. I was eager to try new things to make CEP an even better magazine, and — being the start of a new year — I...

Bioreactor Design for Chemical Engineers

August
2011
Back To Basics
Gregory T. Benz
Fermentation processes are based on chemical engineering principles. Understand these concepts to achieve optimal bioreactor design.

YPOV: A New Norm for the PhD Workforce?

November
2015
YPOV
Chris Lowe
Historically, PhD students in fields such as humanities and social sciences were likely to seek a tenure-track faculty position at a research university. But, the increasing number of young professionals pursuing PhDs far outstrips the number of...

Using Aspen Plus in Thermodynamics Instruction: A Step-by-Step Guide

February, 2015
Stanley I. Sandler offers a step-by-step guide for students and faculty on the use of Aspen in teaching thermodynamics. The book shows how easily-accessible, modern computational techniques are opening up new vistas in teaching thermodynamics, using a range of applications of Aspen Plus for the...

First to File: Patents for Today’s Scientist and Engineer

October, 2014
Inventors may be baffled by the complexity of the patent system. This book from an attorney is written for engineers and scientists, rather than patent professionals. It uses lay terms and practical examples to explain the latest updates to patent law, sets out the changes in determinations of patentable novelty, and focuses on the growth of new technologies industry versus the laws protecting them.

Cybersecurity for Executives: A Practical Guide

June, 2014
This essential cybersecurity text for executives in all sectors and at all levels provides practical advice that equips executives with the knowledge they need to make the right cybersecurity decisions. In plain language, you’ll learn how to recognize and act on threats to you and your business, along with how to act decisively to mitigate and recover from cyber incidents.

Control of Batch Processes

June, 2014
Approaching batch processing from the process perspective, with emphasis on the advantages of using structured logic in the automation of all but the simplest batch processes, this book provides engineers with real-world insight into analyzing control requirements, developing control logic to meet these requirements, and troubleshooting controls in batch processes.

Green Chemistry and Engineering: A Pathway to Sustainability

November, 2013
Green Chemistry and Engineering presents the green approach as an essential tool for tacking problems in chemistry. This text covers introductory concepts in general, organic, inorganic, and analytical chemistry as well as biochemistry.

Optimal Automated Process Fault Analysis

January, 2013
With this book as their guide, readers have a powerful new tool for ensuring the safety and reliability of any chemical processing system. It details a tested and proven strategy to develop optimal automated process fault analyzers.

CEP: Editorial - Batteries — Can’t Live without Them …

October
2013
Editorial
Cynthia Mascone
And living with them isn’t always easy, either. Two experiences drove the latter point home to me recently. As we were working on this issue with its special section on lithium-ion batteries, both of my laptop’s batteries — the main battery that...

SBE Supplement: Biochemical Engineering - Cell-Free Bioprocessing

November
2013
SBE Special Section
James Swartz
The ability to exploit a cell’s contents and capabilities unimpeded by cell walls opens new opportunities for the field of biochemical engineering. Cell-free biology could become the basis for making products from hydrogen to cancer vaccines and more.

CEP: Editorial - Getting ChE Education Right — Part 2

June
2014
Editorial
Cynthia Mascone
Our discussion of chemical engineering education began in the April issue, with the news story “How Well Are We Preparing ChE Students for Industry?” and my editorial, “Getting ChE Education Right.” This month, we look at education again, with two more articles. The April articles resonated with Russ Rhinehart, a professor at Oklahoma State Univ., and inspired him to write a letter to the editor, which became this issue’s Commentary, “Educating Students to Become Engineers” (pp. 14–15). By coincidence, the AIChE Journal Highlight, “A Broader Role for the Evolving Engineer” (p. 13), also focuses on education.

Consider the Role of Safety Layers in the Bhopal Disaster

December
2014
Safety
Dr. Ronald J. Willey
As the situation unfolded, numerous layers of protection failed. Take a look at the safety layers that worked and those that did not, and ask whether there are similarities at your facility.

Make Your Plant More Energy-Efficient

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

Recombinant Protein Therapeutics from CHO Cells -- 20 Years and Counting

October
2007
SBE Special Section
Dr. Wei-Shou Hu, Karthik P. Jayapal, Katie F Wlaschin, Wei-Shou Hu and Miranda G. S. Yap
The CHO cell is at its height of technological prominence thanks to its adaptability to various culture conditions and plasticity in the context of genetic alterations. With further research, the application ofCell Culture Strategies based on...

CEP: Editorial - Energy Literacy

November
2013
Editorial
Cynthia Mascone
A poll conducted by the Univ. of Texas at Austin ( www.utenergypoll.com/newsroom ) in September found that the average American does not have a good understanding of energy issues. What’s saddening is that many don’t seem to care much about energy...

Size Control Valves for Lab-Scale Laminar Flow

March
2014
Fluids and Solids Handling
Grant Girouard, Paul Martin
Existing equations used to size control valves are inadequate for laboratory- and pilot-scale work. Use the simple equation introduced in this article to accurately size needle control valves for laminar and transitional flow.

CEP: YPOV - Electricity and the Environment

July
2014
YPOV
Noah Meeks
Electricity generated by fossil fuels is a relatively stable and low-cost commodity, and fossil fuels will continue to be an important source of energy for the forseeable future. The environmental impact of electricity generation is minimized...

Control Column Pressure via Hot-Vapor Bypass

February
2015
Back To Basics
Daryl Hanson, Henry Z. Kister
Hot-vapor bypass employs a flooded condenser located at ground level to control distillation tower pressure. It offers capital cost savings, but can be tricky to implement. This article offers guidance on designing and troubleshooting a hot-vapor bypass system.

Automate Your Batch Process — Part 2

September
2015
Instrumentation
Cecil Smith
A chemical engineer’s knowledge of the process is an asset to batch process automation efforts. Learn what aspects of batch process automation deserve special consideration, as well as issues on the horizon for this developing field.

Commentary: Why CRS Does Not Publish Its Reports

October
2015
Commentary
David Gushee
The Congressional Research Service provides objective, nonpartisan analyses that enable Senators and Representatives to make informed public policy decisions. The public policy world these days is filled with biased, distorted, or just plain...

Editorial: A Vote for Science and Engineering

December
2015
Editorial
Cynthia Mascone
Even though the election of a new U.S. President is almost a year away, it’s hard to ignore the news media’s extensive coverage of the many candidates — their debates, their campaign speeches, their experience; almost anything they do or say is fair...

Benchmarking Sustainability

June
2007
Special Section
Darlene Schuster, Calvin Cobb, Darlene Schuster, Beth Beloff and Dicksen Tanzil
Unlike other sustainability indices, the AIChE Sustainability Index (SI) accounts for key factors that are fundamental to the chemical process industries.

Improve Energy Efficiency via Heat Integration

December
2010
Heat Transfer
Alan P. Rossiter
Process heat integration using pinch analysis is a respected tool for achieving energy efficiency. This article explains what pinch analysis is and how to use it in process design and operation to attain real-world energy efficiency gains.

OSHA's New Chemical NEP: How to Make the Grade and Earn Extra Credit

October
2012
Safety
Heather Forgione, Henry Ozog
The Occupational Safety and Health Administration evaluates chemical facilities’ process safety management systems through a new national emphasis program. Follow these tips to reduce your risk of receiving citations, streamline the inspection process, and pave the way for future excellence.

CEP: YPOV - Successfully Navigating in a New Career

May
2015
YPOV
Kyle Kramer
Congratulations to those of you who are graduating this month! This is a monumental time in your life. If you already have a job lined up, you are ready to walk across the graduation stage and into your future career. However, being the new person...

CEP: Editorial - From To-Do to Done

June
2015
Editorial
Cynthia Mascone
I find inspiration for my editorials in all sorts of places. This month’s topic came to me from a list of strange holidays, where I came across September 6, Fight Procrastination Day. You might expect this in the October issue, or later, given the...

New Products: December 2015

January
2016
Instrumentation Temperature Transmitters Feature Dual Sensor Inputs The THZ 3 and TDZ 3 two-wire (loop-powered) temperature transmitters provide an isolated and linear 4–20-mA output proportional to input. They can be configured quickly and easily...

A MagDot-Nanoconveyor Assay Detects and Isolates Molecular Biomarkers

December
2012
SBE Special Section
Jeffrey Chalmers, Maryam B. Lustberg, M.D., Kalpesh Mahajan, Brandon Miller, Gang Ruan, Ratnasingham Sooryakumar, Gregory B. Vieira, Jessica Winter
The ability to quickly analyze, separate, and manipulate multiple types of biomarkers from small sample volumes is a significant step toward personalized medicine.

Graphene Marches Down a Long Road to Commercialization

April
2013
News Feature
Michelle Bryner
With so much graphene research underway, it can be hard to keep track of the progress, as well as to evaluate the commercial viability of such developments. Here’s a look at what scientists and engineers are doing and saying about graphene.

CEP: Profile - A Rock Star Among ChEs

December
2012
Profile
Emily Frangenberg
Rock star is not a term associated with many chemical engineers. It does, however, accurately capture the accomplishments and accolades — the phenomenon — of Robert Langer. His vision and technical excellence have propelled scores of significant...

Assess Hazards with Process Flow Failure Modes Analysis

March
2013
Safety
Rosalynn MacGregor
Process flow failure modes (PFFM) analysis is an intuitive, process-flow-directed way to identify potentially hazardous scenarios. Learn how to apply this technique to your process hazard reviews.

Minimize Electrostatic Hazards During Process Operations

June
2013
Safety
Vahid Ebadat, Ph.D.
Understand the electrostatic hazards of your process so you can limit the accumulation of charge and prevent static discharge in flammable atmospheres. Select the appropriate combination of electrostatic mitigation measures to ensure safety from electrostatic ignition hazards.

Take the FUN Out of Process Safety

February
2014
Safety
Peter Lodal
Process safety can be approached in many different ways. This article provides an unconventional way of looking at process safety that ties together wide-ranging ideas from seemingly disparate fields.

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