Design/Green Engineering

Avoid Common Pitfalls When Using Henry's Law

September
2007
Environmental Management
Allan H. Harvey, Francis L. Smith
Here is practical guidance on the use of Henry's law in engineering calculations and how to account for the temperature dependence of the Henry's constant— which is often ignored but which can be crucial for accurate process design.

Mitigating Global Climate Change Through Power-Generation Technology

November
2007
Critical Issues
Frank Princiotta
With the Intergovernmental Panel on Climate Change set to release its Fourth Assessment Synthesis Report later this month, now is a good time for chemical engineers to take a look at this topic. This article provides a succinct integration of...

Industrial-Scale Flare Testing

May
2006
Environmental Management
Charles Baukal, Mahmoud Fleifil, Jianhui Hong, Robert Schwartz
Advanced flare testing at full scale can help to ensure that the system operates as designed. This article explains what's involved and the parameters that should be measured and evaluated to demonstrate performance, reliability and safety.

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.

Green Factories for Pharmaceuticals

January
2003
Special Section
Rita D'Aquino
A number of companies are honing techniques to produce a wide variety of pharmaceuticals, such as therapeutic proteins and monoclonal antibodies in plants.

Analyzing Equilibrium when Noncondensables Are Present

April
2008
Environmental Management
Allen Hatfield
With the simplifying assumption that all of the noncondensable gases exit via the vapor stream, material balances and equilibrium calculations can be used to determine the compositions of the emissions streams leaving a control device.

Right-Sizing Environmental Controls

June
2006
Environmental Management
E. Joseph Duckett
Size does matter - and bigger is not necessarily better when it comes to pollution control. It is more important to be the right size than the largest size.

Selecting the Proper Flare System

July
2011
Back To Basics
Adam Bader, Wes Bussman, Charles E. Baukal Jr., P.E.
Flares allow for the safe, effective disposal of gases and liquids, by acting as relief devices when a plant must quickly dispose of product within its system to prevent overpressurization and potential explosions.

Think Outside the Box to Reduce Wastes

June
2003
Environmental Management
R. Bruce Hartman, Martin C. Welch
Use this audit procedure to evaluate the current performance of your process safety management processes as well as their future viability.

How Sustainable are Your PSM Processes?

June
2003
Safety
R. Bruce Hartman, Martin C. Welch
Use this audit procedure to evaluate the current performance of your process safety management processes as well as their future viability.

Identification of Cleaner Production Improvement Opportunities

February, 2006
Regardless of its size or nature, every industry generates waste and is responsible for imple-menting the practices of pollution prevention and waste minimization in its day-to-day operations. Whether it's dirty water or toxic wastes, industrial pollution is all the same in one way: it reduces a...
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