Cooling & Chillers

Case In Point

Department store finds savings up on the roof

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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.
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Case In Point

Ice storage, solar panels a sure bet for California Lottery

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When the California Lottery sought to construct new headquarters, officials wanted a location that would be both functional and save on energy costs.
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Building Automation

Controls Optimization: No Longer Optional

Updated codes continue the push for better controls work as high performance edges further into the mainstream.
By Paul Ehrlich, P.E.
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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
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More Specifics On Our AHR Event

Who's on first, and what are we talking about?
By Robert Beverly
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We submitted our event overview for AIA credits a few days ago, so I thought I'd get some more mileage out of our professional blurb-writing and share an overview with you as we get ready for "Planning Your Cooling In Critical Facilities" coming to the AHR Expo free of charge on Wednesday, January 22.
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Equipment Protection through Hot Spot Mitigation

CONTRIBUTED BY: Syska Hennessy Group
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Hot spots in the data center can be attributed to two main factors: A lack of cooling capacity and/or a lack of cooling delivery.
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Problems Found In The Field: How Retrocommissioning Can Solve Them

The symptoms are familiar: hot and cold complaints, higher-than-expected costs, etc. Here’s a look at how the retrocommissioning process should work to tackle these and other developments for your facility.
By Scott Blackman, LEED AP and Michael Falkenstern, CxAP, LEED AP BD+C
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In the last few years, major cities throughout the country have passed new energy code requirements mandating that commercial buildings perform regular retrocommissioning audits.
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Building Automation

Chiller Plant Control

While chilled water plants can range in complexity, the fundamentals are the same.
By Paul Ehrlich, P.E.
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Chilled water plants tend to be one of the most energy intensive areas of a commercial building.
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Case In Point

Florida prison escapes higher costs with desuperheaters

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Florida, like most southern states, has an abundance of sunshine throughout the year.
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Malfunction At The Museum

An air handling unit that hasn’t worked since, well, ever. Chillers that have to work more often as a result — and an extra chiller just to attack the affected zone. These were the obvious symptoms, but what was the cause?
By Douglas Lucht, P.E.
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One of my favorite stories is about when I fixed a poorly performing air handling system at a local art museum.
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Case In Point

Plastic cooling towers cure hospital’s maintenance, energy cost symptoms

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It’s no secret that hospitals contain some of the most diverse and demanding environments that require dependable performance of the HVAC system.
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Multimedia

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ES Gallery: Snapshots & Systems

Check out highlights from projects featured in our magazine this year!
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.

Engineered Systems Magazine

Es August 2014 cover

2014 August

Check out the August 2014 issue of Engineered Systems, with features on UFAD systems, cloud services, and much more!

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Data Collection

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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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