Featured Stories

Dehumidification With Extra Bite

By Russ Fletcher,P.E.
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Pharmaceutical giant GlaxoSmithKline faced some extreme dehumidification requirements for its facility manufacturing denture-cleaning tablets. The strategy it selected not only reached target humidity levels but also allowed a 3º increase in chilled water temperature. Get the details on the system and savings that put smiles on the faces of this project team.
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VRF: Heat Recovery Or Heat Pump?

By Brendan Casey
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Designers can typically choose either type from any major manufacturer. But what are the differences and consequences for a design? What type of space lends itself to one or the other, and what windows of opportunity for real efficiency gains do either provide? Knowing all the differences can make all the difference.
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From Good To Great: Optimizing Your Chiller Plant

By Timothy Angerame and Ken Scheepers
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Texas Women’s University found that continuous energy monitoring and verification paid off well, yielding savings above and beyond an existing performance contract. The authors explain how measuring and managing can defeat the usual suspects that drag down plant performance. Is yours hiding some untapped greatness?
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Chiller Startup & Shutdown: Worth Doing Right

By Rick Nadeau, P.E.
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Commissioning, tracking performance data, and paying attention to detail during startup and shutdown can raise performance while lowering expenses.
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Take Control Of Your System With Differential Pressure Control

By Bjarne Andreasen
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Effective hydronics, like many things in life, is about maintaining balance. Learn more about achieving the three key conditions necessary for giving your modern controller a fighting chance to do its job.
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Cleanroom Variable Airflow Design

By Vincent A. Sakraida, P.E.
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Appropriately enough, a good variable airflow design accommodates and refines a number of design variables. Particle monitoring strategies, minimum supply air calculation, HVAC sequencing, and space pressurization are just a few stops on the way to spotless performance.
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Thoughtful Simplification In The Data Center

By Kevin Dickens, P.E.
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New ideas, regulations, and equipment are making some designs outdated faster than ever. How to take in an ever-evolving landscape, take a deep breath, and provide a data center design to stay proud of? Learn about an integrated VAV approach, the only control point that really matters, and more.
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Centrifugal Fans Installation Guide

By Khalil Kairouz and Dale Price
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Here’s a good reference for facilities, TAB pros, or even commissioning agents on what should be found on site (and how to achieve it in the first place). For install through setup, properly managing connections, bearings, controllers, and vibration risks will create an air of success.
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Doing Your Homework To Avert A Catastrophe

By Robert Long
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A learning environment adds extra meaning to the risks of “run to fail” mode, which can have the same effect on the budget as it does on the equipment. Covering everything from specification to installation and operation, schools need a permanent plan on hand for the moment when temporary HVAC becomes necessary.
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Energy Efficiency Leaders Convening for EE Global in Orlando March 27 – 29

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The event will be co-hosted by the Alliance to Save Energy and its affiliated Southeast Energy Efficiency Alliance.


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9/25/14 2:00 pm EDT

Test Anxiety? Learn How and When to Test Your Standby Generator

This webinar will discuss generator reliability, testing, and troubleshooting from a practical perspective and make recommendations for a comprehensive inspection and testing program.

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2014 September

Check out the September 2014 issue of Engineered Systems, with features on radiant panels, refrigerant flow systems, and much more!

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