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Home » Topics » Engineered Systems NEWS » HVAC Engineering Sectors

HVAC Engineering Sectors
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battery power

Calculating Backup Power Supply Requirements

Different types of load, from uninterruptible power supplies to VFDs and beyond, make for different approaches to your specific backup power situation.
Timothy J. Coyle, P.E.
April 1, 2014
Read up to protect your facility’s equipment and its ability to perform in a pinch.
Read More
air handling diagram

Lab Results: Big (And Sometimes Fewer) Changes

When you have to individually go verify whether 128 air curtains meant to ensure air balance in the original design’s branch ductwork are still there or not, you’re not having an easy time of it.
Douglas Lucht, P.E.
April 1, 2014
One of the worst-performing buildings I’ve had the pleasure to study was a 375,000-sq-ft laboratory building at a Midwest university.
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Building Automations
Building Automation

Making BAS Accessible — But Protected From Cyberattack

The Target hacking debacle is still under investigation, but there are lessons to be learned on protecting personal information.
Paul Ehrlich P.E.
April 1, 2014
Chances are you have heard about the data breach at Target that occurred late last year, in which customers’ information including credit card numbers were obtained through a cyberattack.
Read More
Dillards rooftop, VFD
Case In Point

Department store finds savings up on the roof

April 1, 2014
When the Dillard’s department store in Naples, FL, reached the point where its rooftop HVAC equipment was in need of replacement, company officials decided to put energy savings as the primary goal.
Read More
Industry News

Danfoss Technology Theater schedules spring training sessions on East and West coasts

One-day technology sessions target HVACR contractors, OEMs and consulting specifying engineers
March 25, 2014
Danfoss, a leading manufacturer of high-efficiency electronic and mechanical components and controls for air-conditioning, heating, refrigeration and motion systems, will bring its Technology Theater to Long Beach, Calif., April 23; Las Vegas, April 24; Boston, May 7; and New York City, May 8.
Read More
data centers, 277 volts to your server, power

277 Volts to your Server

CONTRIBUTED BY: Syska Hennessy
March 24, 2014
Improving electrical energy performance is an important consideration in the design, construction and operation of any data center
Read More
buildingautomationimage615
Guest Column

Focus On NFPA 92

Las Vegas is an appropriate venue for reviewing tragedies, successes, and Standards past and present.
Tracy Vecchiarelli, P.E
March 1, 2014
Las Vegas is a popular spot for tourists, gamblers, and even fire protection enthusiasts.
Read More
Case In Point
Case In Point

Ice storage, solar panels a sure bet for California Lottery

March 1, 2014
When the California Lottery sought to construct new headquarters, officials wanted a location that would be both functional and save on energy costs.
Read More
boiler diagram

Boilers: The Front-Loading Lowdown

The forward march of progress in terms of basic equipment and controls sophistication has made the combination of condensing and non-condensing boilers more attractive than ever. Still, you can’t just grab one of each and expect miracles.
David A. George
March 1, 2014
Front-end loading is gaining momentum as a boiler system design strategy, as higher-efficiency condensing boilers replace older boiler technology and system control intelligence continues to improve
Read More
BuildingAutomation
Building Automation

Controls Optimization: No Longer Optional

Updated codes continue the push for better controls work as high performance edges further into the mainstream.
Paul Ehrlich P.E.
March 1, 2014
At one time, it might have been acceptable to view controls as a “necessary evil” with little attention given to the details of design including sequences and commissioning
Read More
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