2009

Valves 101: Types, Materials, Selection

March
2009
Back To Basics
Brian Gordon
The most common valves used in chemical processing are ball valves, butterfly valves, diaphragm valves, and check valves.

Choose the Right Gas Sensor

September
2009
Instrumentation
Sandra Barnes
Selecting a sensor for continuous monitoring involves many considerations. This article discusses the types of sensors available, their applicability and limitations, and how to choose an appropriate sensor to protect people and equipment.

Should Your Organization Fly Warning Flags?

December
2009
Safety
Ian Sutton
In the safety culture of some companies, the first recognition of trouble may be a sudden and massive failure. Learn how to decipher the warning signals to avoid safety incidents. <BR><BR>

Process Simulation from the Ground Up

April
2009
Back To Basics
David Hill
Today's process simulators produce graphical, data-filled and detailed results that can improve the effectiveness of the engineers who use them.

Managing Transportation Safety and Security Risks

October
2009
Safety
Brad A. Fuller
Effective transportation risk management (TRM) balances safety and security with operational efficiency. When developing a TRM program, use this comprehensive framework and these practical techniques to identify and screen risks.

Whatever Happened to the Class of 2009?

September
2009
News Feature
Gordon Ellis
Regardless of their current employment status and personal outlook, the new class of chemical engineering graduates is con?dent that they possess a unique versatility and capacity to make good and do good.

Understanding Sealing Solutions

July
2009
Back To Basics
Jim Drago, Matt Tones
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.

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.

Working with Job Search Consultants and Recruiters

October
2009
Career Catalyst
Lisa L. Walker
Search firms and executive recruiters can be powerful allies in a competitive employment environment.This article puts their role in context and provides guidelines on how to work effectively with them.

What Does It Mean To Be Green?

September
2009
Opinion
Phillip E. Savage, P.E.
Sustainability encompasses green chemistry and green engineering, among other concepts. This article explores some of the principles of sustainability and provides a framework for developing a lifecycle approach to chemical engineering.

Exploring New Paradigms for Bioprocessing

July
2009
SBE Special Section
Jonathan Monk
Disruptive technologies, such as disposable bioreactors, metabolic ?ux models, and glycoengineered yeast, could change the face — and pace — of biomanufacturing.

Visualizing the McCabe-Thiele Diagram

December
2009
Reactions and Separations
Paul M. Mathias
Use this spreadsheet-based visualization and interactive analysis of the McCabe-Theile diagram to understand the foundations of distillation engineering. <br><br>

Renewable Power: Not Yet Ready for Prime Time

April
2009
Special Section
Bernard S. Lee, David E. Gushee
Before renewable sources such as wind and solar can contribute significantly to the overall energy mix, massive electricity storage is needed to turn the raw power into dispatchable power.

Driving Profitability with Swaps and Exchanges

June
2009
Management
Frank Erzinger
Swap and exchange programs can significantly reduce logistics costs, as well as an organization’s carbon footprint. Despite its potential, the technique is often constrained by commercial, technical and operational concerns.

Rx for Pharma

March
2009
Critical Issues
Girish Malhotra, P.E.
Chemical engineers could hold the key that helps pharmaceutical companies — facing pressure to control rising drug prices and competition from generics — reduce their manufacturing costs.

Modeling Reactive Absorption

January
2009
Reactions and Separations
Eugeny Kenig, Panos Seferlis
Effective modeling of reactive absorption enhances system design, improves experiment planning for parameter-estimation, and facilitates process operation and control decisions.

Predicting Emissivities of Combustion Gases

June
2009
Heat Transfer
Alireza Bahadori, Hari B. Vuthaluru
Use this new correlation, which employs easy-to-solve algebraic equations to estimate gas emissivities, to simplify the design and optimization of boilers, furnaces and other combustion equipment.

Your Personal Genome for $1,000?

November
2009
SBE Special Section
IBM scientists from four fields — nanofabrication, microelectronics, physics and biology — are collaborating to develop a “DNA transistor” that could make obtaining a personalized genome analysis easier, faster, and cheaper — ultimately as low as $...
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