2012

Avoid Bulk Solids Segregation Problems

April
2012
Fluids and Solids Handling
Eric Maynard, Eric Maynard
Powder blend consistency can be difficult to maintain during processing. This article provides an overview of common segregation mechanisms, highlights key sampling techniques, and offers practical guidance on preventing and solving segregation...

CEP: Process Safety Beacon - Hot Work Hazards

August
2012
Process Safety Beacon
A contract welder and a foreman were repairing an agitator support on top of an atmospheric-pressure storage tank. The tank contained a polyvinyl fluoride slurry with a flammable concentration if vinyl fluoride in the vapor space. An explosion...

Use Cloud Tools to Collaborate

July
2012
Career Catalyst
Loraine Kasprzak
Internet-based applications are changing the way chemical engineers collaborate. These virtual tools can help project teams make decisions more quickly, reduce costs, and increase productivity.

Saving Energy in Multilevel Steam Systems

January
2012
Back To Basics
Wiroon Tanthapanichakoon
Avoid some common pitfalls by taking this holistic approach when implementing projects to reduce the consumption of steam.

CEP: YPOV - Engineering Cyber Security

July
2012
YPOV
Arjun Gopalratnam
Between March and April 2010, a powerful but seemingly limited computer worm, now referred to as Stuxnet, infected computers around the world, beginning in Iran and spreading to Indonesia and India. A recently published book uncovers findings on the origin of the worm and raises concerns that are relevant to chemical engineers everywhere.

Process Safety Beacon - Emergency Preparation - The Titanic Disaster

July
2012
Process Safety Beacon
More than 1,500 people died in the most famous maritime disaster in history. Thousands of pages have been written about the loss of the Titanic, and many documentary and fictional movies produced. Many focus on the construction of the ship and the actions of its captain and crew. Whatever the construction and operating issues, attention to one particular issue could have saved many lives — emergency preparation.

Co-Inventors: Who Owns the Patent Rights?

June
2012
Patent Update
M. Henry Heines
A joint invention arises from the combined efforts of two or more inventors. Once a patent is granted, however, the inventors do not necessarily share in the rewards.

Looking for Growth in the Chemicals Industry

January
2012
Chem Economics
T. Kevin Swift
Recovery has stalled in developed nations. Debt, unemployment, and the emerging recession in Europe will encumber U.S. growth prospects in the years ahead. One bright spot, however, is the shale gas story.

CEP: Institute News

July
2012
Institute News
Focusing on the 2012 Institute elections, this issue features candidate platforms.

CEP: Chem Economics - Plastic Additives are Poised for Growth

July
2012
Chem Economics
T. Kevin Swift
Not all polymers are useful and/or processable in their natural form. Thus, functional chemicals are added to polymer resins to facilitate processing and to enhance, extend, or otherwise modify the properties of the plastic products manufactured from polymer resins. Such plastic additives represent a $4.6-billion business in the U.S.

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.

Virtualizing Your Process Control Computers

January
2012
Instrumentation
Paul Hodge
By employing the latest virtualization solutions for process control systems, chemical plants can reduce PC hardware requirements, simplify system management, and lower the total cost of ownership, as well as improve site availability, reliability,...

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.

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.

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.

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.

Producing Nitrogen via Pressure Swing Adsorption

June
2012
Reactions and Separations
Robert Lewis, Svetlana Ivanova
Pressure swing adsorption (PSA) can be a cost-effective method of onsite nitrogen generation for a wide range of purity and flow requirements.

Decoding Safety Data Sheets

June
2012
Safety
Ronald J. Willey
A safety data sheet holds a wealth of information that can help you safely and effectively handle chemicals in the lab, at the pilot scale, and on the production floor.

Optimize Energy Use in Distillation

March
2012
Reactions and Separations
Douglas C. White
Nonlinearities in the response of a column to changes in operating conditions and in common economic valuation functions can have significant impacts on the economic optimum energy consumption for the column. Here’s a way to account for such...

What Will Happen to the Balloons?

June
2012
Editorial
Cynthia F. Mascone
They might be more expensive, but there’s probably no need to cancel your party plans just yet. “There’s lots of helium out there” says John Van Sloun, general manager — worldwide helium at Air Products, “but very little of it is being captured because the economics of doing so are not favorable.”

An Engineer’s Guide to Management of Change

March
2012
Back To Basics
R. Wayne Garland
Using a formal change procedure promotes safe operations and prevents injuries and deaths, and it will also favorably impact the bottom line.

Update

March
2012
News Update
Updates in this issue include: State of the Union Address Identifies Importance of Manufacturing and Energy to U.S. Economy Scorpions Inspire Tough Surface Nanorods Line Up for Assembly Nanosphere Structure Boosts Light Absorption Zeolite Catalyst...

Use LinkedIn to Advance Your Career

March
2012
Career Catalyst
Loraine Kasprzak
LinkedIn - the social media tool most often used by professionals - allows you to establish an online presence, connect with others, and find business and job opportunities.

Getting Started in Social Media

January
2012
Career Catalyst
Loraine Kasprzak
Engineers can derive professional benefits from Facebook, LinkedIn, Google+, Twitter, and other social media. Here is some practical advice on using these tools effectively, whether you are a veteran or a relative novice.

Inhibiting and Monitoring Corrosion

March
2012
Heat Transfer
Gary Geiger, Mel J. Esmacher, P.E.
Understand corrosion and ways to control it, and implement these monitoring techniques to improve cooling water system efficiency and reliability and reduce energy consumption.

Commencement Advice for Young Job Seekers

May
2012
YPOV
Arjun Gopalratnam
This is the time of year when thousands of undergraduates are completing their degrees and beginning their careers and chemical engineers. As I travel to chemical engineering schools to attend AIChE's spring regional student conferences, the...

CEP: Update

April
2012
News Update
What We Talk About When We Talk About Carbon Management; New Nanoglue Sticks to Everything; Flash Forward: Light Turns Nanowires into Flexible Web; Fischer-Tropsch Catalyst Converts Biomass into Light Olefins; Old Zeolite Finds New Role in CO2...

Inherently Safer Design: The Fundamentals

January
2012
Special Section
Dennis C. Hendershot
Build safety into your process by substituting less-hazardous materials and chemistry, minimizing inventories and equipment sizes, moderating operating conditions, and simplifying unnecessarily complex operations.

Books

May
2012
Books
Learn about Physical and Chemical Equilibrium for Chemical Engineers, 2nd Edition; Chemical Thermodynamics for Process Simulation; and Piping System Fundamentals: The Complete Guide to Gaining a Clear Picture of Your Piping System, 2nd Edition.
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