CEP: November 2018

Energy efficiency plays a key role in helping manufacturers produce product at a designated quality, safely, for the least amount of money. Learn how to conduct an energy analysis at your plant and the resources available through the U.S. Dept. of Energy to help achieve your energy efficiency goals. Other topics in this issue include turndown in moving-valve trays and job hazard analysis.
 

Editorial

Clean Water: What is it Worth?

I’m no stranger to funky water. I grew up on well water in rural Maryland — where a sulfurous, rotten-egg smell would greet me every morning at the bathroom sink while I brushed my teeth. But the importance of water quality was something I had never really considered until recently...

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Win the Race to an Energy-Efficient Future

November
2018
Special Section
Elizabeth Pavone
Shopping for an appliance, for instance, a microwave, is a familiar task. How you shop for that microwave, however, is distinctly different in 2018 than it was in, say, 1998. In 1998, you would have visited your local appliance retailer and purchased the model that fit your needs and budget. Perhaps you would have visited a few other locations to compare prices and features. In 2018, your first stop is probably your internet browser, where you toggle between practically innumerable tabs in your pursuit of the best deal. Why pay more for the same thing? You want the lowest possible price, using the least effort, to get the best microwave. Your goal is efficiency — doing more with less. The same is true of an industrial process.

A Ten-Step Process for Energy Analysis

November
2018
Special Section
Michael L. Stowe, P.E.
Understand the energy used to transform raw material into finished product to enhance energy efficiency.

Can We Count on Good Turndown in Two-Pass Moving-Valve Trays?

November
2018
Reactions and Separations
Matthew R. Olsson, Henry Z. Kister
At turndown, the efficiency of two-pass moving-valve trays may be lower than expected due to maldistribution of the vapor within the trays. This article explores this maldistribution and describes ways to alleviate it.

Essentials of Job Hazard Analysis

November
2018
Back To Basics
Fatima Ibrahim, Jeremy Lebowitz, P.E.
Job hazard analyses require employees and employers to think critically about the dangers of a work environment and prepare operators for the unexpected.
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