Ad Closing: May 11, 2014 | Material Closing: May 18, 2014
Correctly Evaluate Project Economics
By Rajesh Gattupalli, Clayton Sadler, Laura Leonard and Gavin Towler, UOP (Honeywell)
Companies typically evaluate potential investments via three economic variables — cash cost of production, net present value and internal rate of return. Two often can provide results that can lead to improper decisions.
Design and Optimization
Water Issues Make Waves
By Seán Ottewell, Editor at Large
Concerns over the availability and cost of water supplies coupled with regulations on water discharge are prompting many operating companies to rethink their use of water and to start initiatives to optimize its use.
Solids and Fluids Handling
Use Peristaltic Pumps to Save Water
By Todd Loudin, Flowrox
Often a large amount of water is added to a slurry to enable the slurry to be handled by a centrifugal pump. Using a peristaltic pump instead can significantly reduce the amount of water that must be added to the slurry.
Instrumentation and Control
Position Sampling Nozzles Properly
By Dean Slejko, Swagelok
This first article in a three part-series on sampling system design looks at proper placement of sampling nozzles. These must be located and oriented correctly to ensure timely and accurate analytical measurements.
Making it Work
Engineer Gets Cyber Security Tips
By Stephen Santee, Invensys
An encounter at their sons' soccer game provided an opportunity for a cyber security expert to share some best practices with a process engineer at a large chemical plant in Texas City. The key message: take a holistic approach.
Don't Err with Compressed Air
By Ven Venkatesan, Energy Columnist
Compressed air is an essential utility at most plants. However, compressed air system can suffer from a variety of problems, from leaks to inadequate inlet air conditioning to mis-sized equipment, that impair performance.
Don't Avoid Straining
By Andrew Sloley, Troubleshooting Columnist
Plants rely on strainers to remove particulates, installing the hardware temporarily or permanently depending upon requirements. Choosing the right strainer for a particular service requires consideration of number of factors.
For advertising information contact your district manager or Rita Fitzgerald, Production Manager, at 630/467-1300 ext. 468. Send insertion orders to her at Chemical Processing, 555 W. Pierce Rd., Suite 301, Itasca, IL 60143; fax 630/467-0197; e-mail firstname.lastname@example.org.