AIChE

Controlling NOx Emissions - Part 2

April
2002
Environmental Management
Mike Bradford
NOx reduction technologies include selective catalytic reduction, selective noncatalytic reduction, and catalytic oxidation/scrubbing.

Disinfect with Sodium Hypochlorite

March
2003
Safety
Anton G. Callery
Sodium hypochlorite is an effective alternative to chlorine gas. Follow these guidelines for its safe use.

Understanding Sealing Solutions

July
2009
Back To Basics
Matt Tones , Jim Drago
The right seal can help a plant save money, eliminate leaks, and avoid safety problems. Here’s how to select and install gaskets for effective sealing.

Evaluating Chiller Performance

May
2003
Heat Transfer
Charles Churchman
Use these simple temperature and flow measurement techniques to evaluate chilled-utility performance and identify the most cost-effective upgrades.

A ChE's Guide to Toxicology

June
2004
Environmental Management
Lisa M. Sweeney
Toxicology impacts a chemical engineer in a variety of ways. Here's what you need to know about the basics of this field.

Predesign with Safety in Mind

July
2006
Safety
Palligarnai T. Vasudevan, Gael D. Ulrich
This article will help you develop strong safety instincts that will guide you in making critical decisions in the preliminary design phase.

Controlling Risk During Major Capital Projects

April
2009
Safety
William Bridges
Think of process safety management (PSM) as a project deliverable, and follow these best practices for scheduling and performing process hazard analyses (PHAs) and completing other PSM requirements during key phases of a major project.

Addressing Combustible Dust Hazards

May
2011
Back To Basics
Michelle Murphy, Molly R. Myers, Judy Perry
Facilities that handle or generate dusts are at risk for explosions and flash fires. Follow this approach to understand and mitigate your combustible dust hazards.

Prepare Your Cooling System Before Startup

July
2012
Heat Transfer
Paul R. Puckorius
Pre-startup actions such as initial water treatment and equipment coatings in cooling tower water systems can increase system life expectancy and efficiency, and reduce corrosion and fouling.

Legionella: An Invisible Risk

April
2008
News Feature
Cynthia F. Mascone
Ignoring this hidden hazard can put both the public and companies that operate cooling towers at risk.

Conduct an Effective Incident Investigation

September
2004
Safety
Frederick T. Dyke
Information that can reveal the root cause of an incident resides in many places — within the plant or process unit, in control rooms and offices, and even in witnesses’ minds. Here’s how to find the data and conduct effective witness interviews.

Applying Mass and Energy Balances to Spray Drying

December
2009
Back To Basics
Tim Langrish
Mass and energy balances are not just for process and equipment design. They can also be used to improve dryer operations by answering various “what-if” questions about temperatures, flowrates, and moisture contents. <br><br>

Clean Up Contaminated Sites

January
2002
Environmental Management
Faisal I. Khan
Risk-based monitored natural attenuation effectively monitors the extent of contamination, the associated risk, and the effectiveness of natural clean-up processes.

Estimate Emissions from Vacuum Operations

May
2002
Environmental Management
Jimmy Peress
This article compares empirical methods and test methods for determining air-leakage rates and offers guidelines on their use.

Sustainable Development in the Process Industries: Cases and Impact

March, 2010
The complete, hands-on guide to sustainable development Today's process industries must develop natural resources within an eco-friendly framework that balances current demand with future need. Realizing this goal necessitates global vigilance of three key areas—people, planet, and prosperity—known...

Chemical Engineering Faculty Directory: 2009-2010

December, 2009
This faculty directory lists the contact information of all the faculty members, placement administrators, and student organizations of almost 500 worldwide universities and technical institutes offering chemical engineering curricula. This offers a comprehensive reference tool that is unique and...

Practical Process Control: Tuning and Troubleshooting

December, 2009
Practical Process Control (loop tuning and troubleshooting). This book differs from others on the market in several respects. First, the presentation is totally in the time domain (the word "LaPlace" is nowhere to be found). The focus of the book is actually troubleshooting, not tuning. If a...

Fluid Flow for the Practicing Chemical Engineer

June, 2009
This book teaches the fundamentals of fluid flow by including both theory and the applications of fluid flow in chemical engineering. It puts fluid flow in the context of other transport phenomena such as mass transfer and heat transfer, while covering the basics, from elementary flow mechanics to...

Thermodynamics for the Practicing Engineer

June, 2009
Thermodynamics for the Practicing Engineer, as the title suggests, is written for all practicing engineers and anyone studying to become one. Its focus therefore is on applications of thermodynamics, addressing both technical and pragmatic problems in the field. Readers are provided a solid base in...

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...

Crystallization of Organic Compounds: An Industrial Perspective

May, 2009
Filled with industrial examples emphasizing the practical applications of crystallization methodologies Based on the authors' hands-on experiences as process engineers at Merck, Crystallization of Organic Compounds guides readers through the practical aspects of crystallization. It uses plenty of...

Chemical Engineering Faculty Directory: 2006-2007

February, 2007
This one of a kind directory conveniently lists the contact information for chemical engineering faculty members, department heads, academic advisors, student organization advisors, and placement officers at over 450 Universities worldwide. The directory's easy-to-use format lists chemical...

Chemical Engineering Faculty Directory: 2005-2006

January, 2006
This faculty directory lists the contact information of all the faculty members, placement administrators, and student organizations of almost 500 worldwide universities and technical institutes offering chemical engineering curricula.

Spray Dryers: A Guide to Performance Evaluation, 2nd Edition

August, 2004
Spray Dryers: A Guide to Performance Evaluation, Second Edition discusses the reasons for spray drying. These reasons are usually to produce a product with certain desired properties or with better efficiency than other methods. The book discusses how to plan in light of these objectives and gives...

Dow's Fire & Explosion Index Hazard Classification Guide, 7th Edition

June, 1994
This popular safety best-seller is designed to help the user quantify the expected damage of potential fire and explosion incidents in realistic terms, identify the equipment likely to contribute to the creation or escalation of an incident, and communicate the fire and explosion risk potential to...

AIChE Equipment Testing Procedure - Particle Size Classifiers, 2nd Edition

June, 1993
This procedure offers complete methodologies for sampling and measuring particle streams and summarizes methods of particle size analysis. It also lists operating variables to be considered and measured. Although the procedure is intended specifically for particle classification equipment, many of...

What's New - Expo Preview

June
2012
What's New?
Read about products and services on display at the Air and Waste Management Association Annual Conference and Exhibit.

What's New?

May
2012
What's New?
See the latest in laboratory equipment—benchtop meters featuring intelligent sensors, instrumentation, operations and maintenance, and materials.

The Chemical Industry Phoenix

June
2012
Process Automation Corner
Terry McMahon
Seven years ago, I wrote a column for another publica­ tion entitled “The U.S. Chemical Industry: R.I.P.” This pillar of American economic strength, which a few years earlier was the leading exporter among U.S. manufac­turing sectors (with net exports of $15–20 billion annually), was shriveling due in large part to policy blunders and regula­tory mistakes.

Advance Your Career in 8 Words or Less

August
2002
Special Section
Kate Wendleton
A short, simple and concise message can be an effective way to let others know about your accomplishments and your worth.

Nitrogen — Hazard and Safeguard

June
2012
Process Safety Beacon
This Beacon is not focused on a single incident, but on incidents that continue to occur across industry — nitrogen asphyxiation.

Minimize the Risks of Flammable Materials

April
2012
Back To Basics
Daniel A. Crowl
Flammable materials can cause fires and explosions if they are not handled properly. Understanding these materials and the risks they pose is the first step to mitigating fire hazards.

Reduce Unplanned Shutdowns

September
2003
Instrumentation
Cindy Scott
Today's intelligent devices are equipped with modern alarm technology that enables speedy delivery of critical information to key personnel, thus enhancing efficiency and minimizing downtime.

Harness Electricity to Operate Valves

June
2012
Back To Basics
Justin Ledger
Actuators automate valves by converting an input signal into motion. This article explains the basics of electric actuator design and explores the different types of electric actuators.

Mohsen Almajnouni: Progress is a Process

June
2012
Profile
For Almajnouni, Process Domain Manager at Saudi Basic Industries Corp. (SABIC) and long-time chair of AIChE’s Saudi Arabia Local Section, progress is a byword in a life shaped by the will to embrace change.

The Case for Double Mechanical Seals

June
2009
Back To Basics
Jack Berg
Using double mechanical seals as part of thermoplastic pumps can prevent costly downtime and environmental damage.
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