2009

Determining Manufacturing Costs

January
2009
Back To Basics
John Anderson
Making early estimates of a product's cost components enables developers to manage resources wisely and evaluate the product's economic viability.

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...

The New Disposable Evolution

July
2009
SBE Special Section
Joanna Ziemlewski
Single-use systems have advanced from a limited product line to several new products for a wider range of unit operations. As these technologies evolve, new size, cost, and regulatory needs continue to fuel industry growth.

Designing the New Global Chemical Engineer

February
2009
News Feature
Joanna Ziemlewski
Universities around the world are tackling different pieces of the teaching puzzle to transform students into ideal chemical engineers.

Choosing Trays and Packings for Distillation

September
2009
Back To Basics
Bruce S. Holden , Mark Pilling
Tower-related problems can be difficult, time-consuming, and expensive to diagnose and fix. Here’s how to avoid difficulties and improve operating efficiency.

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.

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.

Capturing CO2: Membrane Systems Move Forward

April
2009
Special Section
Suzanne Shelley
Membranes offer inherent advantages over absorption-based CO2 capture from post-combustion fluegas and pre-combustion syngas, but numerous design and scale-up challenges remain.

Selecting Entrainers for Azeotropic Distillation

March
2009
Reactions and Separations
Madhura Chiplunkar, Vivek Julka, Lionel O’Young
This systematic methodology uses residue curve maps to identify and evaluate substances that can facilitate distillation by breaking an azeotrope.

Improve Your Air Emissions Estimates

May
2009
Environmental Management
Jeffrey H. Siegell
Process plants must report emissions from an increasing number of sources. Use these pointers to prepare more-representative emissions inventories.

Ace the Interview

November
2009
Career Catalyst
Lisa L. Walker
Few situations can be more anxiety-provoking than a job interview. Although the skills required for a successful interview may not come naturally, they can be honed — with practice, introspection, and informed preparation.

Apply Process Integration to Environmental Impact Assessment

February
2009
Environmental Management
Ahmed Abdel-Wahab, Hassan E. Alfadala, Mahmoud M. El-Halwagi, Patrick Linke, Eva M. Lovelady
This approach provides valuable insights early in the design process and systematizes the design effort, while reconciling process objectives with environmental constraints.

Reshaping the Structure of Fluidized Beds

July
2009
Fluids and Solids Handling
Marc-Olivier Coppens , John Nijenhuis, J. Ruud van Ommen
Adding structure to a gas-solid fluidized-bed reactor changes the system’s hydrodynamics and can improve performance.

Incorporating Sustainability into Chemical Engineering Education

January
2009
Special Section
David T. Allen, Braden R. Allenby, Cliff I. Davidson, Cynthia F. Murphy
This benchmarking study of the types of courses offered and the material being taught sheds light on what the engineering profession regards as sustainability.

Disarming the Firing Squad

July
2009
Career Catalyst
Kate Wendleton
If thoughts of a layoff keep you up at night, stop wringing your hands and start taking action. Follow this 11-step plan to position yourself for success in these uncertain economic times.

Assessing Competency During the Hiring Process

December
2009
Career Catalyst
Lisa L. Walker
Interviews and references provide insight into what a job candidate has accomplished. Competency assessment helps the employer ascertain how an individual will actually think and behave on the job. <br> <br>

Climate Change - What Does the Research Mean?

June
2009
Critical Issues
Michael J. Economides, Xina Xie
Claims within the science community about whether and how global warming is affecting hurricane intensity and frequency, the ice field of Mount Kilimanjaro, and the polar ice masses are inconsistent and warrant further investigation before any...

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.
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