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Featured Stories

'Chiller Dialysis' Helps Hospital Out Of A Jam

November 20, 2000
"Increased energy use" is not a popular phrase with people responsible for large comfort cooling chillers. "Down time" is even further down on the list. Unfortunately, recent research suggests that
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Efficiency Is Gaining Steam At Duquesne

November 20, 2000
Pittsburgh's Duquesne University installed chillers on the sloped floor of a space previously used as a parking deck.Duquesne University in Pittsburgh features one of the most comfortable urban campuses in
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Commissioning: Getting It Right: Commissioning and Preventive Maintenance (September 1999)

November 20, 2000
Can commissioning help develop a PM plan? Well, since you asked...
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Building Automation: Virtual Grooming (November 2000)

November 2, 2000
The care and feeding of your virtual image is mandatory -- it and your "real" identity will become one.
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Not-So-Candid Camera (October 1999)

October 20, 2000
It is a challenge creating quality steam using existing boiler efficiencies. Capturing actual boiler operations illustrates the effects of steam quality (vs. boiler efficiency) during different boiler and steam system demands.
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Where Comfort Is Stressed (October 1999)

October 20, 2000
Here's a nice switch. When it came time to improve this family-owned inn, the owners made sure that design requirements drove cost, not vice versa.
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Sun Sets Its Sights On New Headquarters

October 20, 2000
Neither mud nor a cramped schedule prevented Phase 1 of the new Sun Microsystems (Broomfield, CO) campus renovation from coming in with built-in savings and time to spare.As Sun Microsystems
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Current Affairs: Motor Starter Basics - Part 1 (October 1999)

October 20, 2000
Meet the first two motor circuit must-do's.
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You've Come A Long Way, Baby (October 1999)

October 20, 2000
Gone are yesterday's unreliable and inaccurate sensors and controls. Today's devices, including temperature, humidity, and CO2 sensors, are not only highly accurate and dependable, they also last longer and provide buildings with greater comfort and energy savings.
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Measuring Air Movement (October 1999)

October 20, 2000
Providing the right amount of air to ensure occupant comfort requires a thorough knowledge of the instruments used to measure air volume and velocity in duct systems. It's information engineers should know.
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3/27/14 11:00 am EST

How to Calculate Backup Power Supply Requirements for Your Facility

On-Demand This webinar reviews how to determine power requirements of facility loads; electrical characteristics and impact of different types of loads such as large motors and UPS systems on power supply sizing; acceptable power sources and other constraints applied by building codes; and how software tools can be used to simplify the process of calculating backup power requirements.  

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2014 April

Check out the April 2014 issue of Engineered Systems, with features on backup power supply requirements, cyberattacks, and much more!

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Design Flaws

Following up on Howard McKew's April "Tomorrow's Environment" column: Have you ever thought twice about reporting problems with another firm's design? What did you do?
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The Green Energy Management Book

Learn from our experts how to evaluate job opportunities, market your services, sell a Walk-through Survey, target areas for an Energy Audit, calculate energy savings, do retrofit work, and win continuing contracts for retrofit work.

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Tomorrow's Environment Podcast

This series from longtime columnist and chronic forward-thinker Howard McKew covers a lot of ground -- from retrocommissioning to systems training, on toward checklists for drawings and tips for meeting minutes. Click HERE to be taken to the podcast page!

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