Cooling & Chillers

Case In Point

Training center’s VRF installation turns heads with linesets, mounting

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Quietside recently expanded its Forth Worth-based training center, and the distributor hopes that individuals attending classes will learn as much about installation aesthetics as they will about Samsung’s variable refrigerant flow systems.
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EDITOR’S NOTE

Can’t-Fail Facilities

From microsite to going live on-site at AHR, we’re putting the spotlight on critical environments.
By Robert Beverly
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Critical facilities … it’s not just about data centers, much like this magazine has evolved to be much more than our traditional dead-tree issue.
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Chiller Retrofit: The Attraction Of Magnetic Bearings

With multiple expansions and projects, a DC-area hospital also had to plan for cooling that could keep up with developing demands and spaces.
By Richard M. Heim, P.E., LEED AP and Paul J. Orzewicz, P.E.
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When the facilities management staff of Mount Vernon Hospital completed an assessment of its central chilled water plant, it became evident that while the original chillers had served the hospital well since its opening in 1975, they were ready for replacement.


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The X-Factor: Y Should U Care?

Unprecedented vendor-neutral data has been brought down from the mountain on a digital tablet.
By Kevin Dickens, P.E.
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Unprecedented vendor-neutral data has been brought down from the mountain on a digital tablet. That’s helpful for data center designers, but applying a little thought and site-specific consideration can reveal the path to wisdom in areas like failure rate, noise, power draw versus temperatures, and more.
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Tomorrow's Environment

Designing A Central Chiller Plant Equipment Room

It turns out that heat stroke, difficult access to equipment, and concussion are all detriments to good maintenance.
By Howard McKew, P.E., C.P.E.
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Here are a few interesting things to keep in mind when designing an equipment room. First, these spaces usually take up 7% of the gross floor space when located within the building or on the roof.
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VRF Heat Pumps In The Real World

Wide temperature swings, submetering deficiencies, bloated carbon footprint … these are but three of the problems tackled in two contrasting projects in the Northwest.
By Marcia Karr
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How is variable refrigerant flow (VRF) working for you? We asked a number of people that question and summarized the findings from two typical facilities here.
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Chillers Past, Present and Future

A couple of industry pros weigh in on how past ‘best practices’ sometimes get in the way of current potential, and on where technology might point.
By Fred Berry, chiller solutions senior program manager, Johnson Controls and Adam Meddaugh, director of positive displacement chillers, Daikin-McQuay
6 Comments
We had an idea to try something different this month — invite chiller manufacturers to give us their insights on one of two topics. We invited them to either talk about common errors in project design/installation/O&M, with an eye toward helping readers get the intended performance out of their equipment. Or, they could write about what they see happening in this sector in the future. In a stroke of good luck, we had one response to each question. – Ed.)
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Case In Point

History Colorado protects museum data with VRF zoning system

A new zoning system enabled History Colorado to maintain the precise temperature to keep its treasures safe.
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Established in 1879, just three years after Colorado became a state, the Colorado Historical Society had long served as the state’s memory keeper, occupying a number of buildings over the course of its 133-yr history.
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The Heat Is On But The CRACs Are Off... Now What?

With Hurricane Sandy fresh in our minds, let’s examine the anatomy of a recent outage’s immediate HVAC consequences as a guide toward protecting equipment in the future.
By Kevin Dickens, P.E.
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October 29 was a Monday. It was also the day that Hurricane Sandy made landfall in New York City. Around 7 p.m., Con Edison shut power off in Lower Manhattan, and it would be sometime Saturday before lights would begin to flicker back on.
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Sustainable Schools: Teaching By Example

See how Charlotte-Mecklenburg Schools weathered an economic downturn through efficiency, managing to use less energy while adding facilities.
By Bryan Steiner
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Providing high-quality education for our nation’s children in grades K-12 has never been more important than it is today. The world is changing fast, and we need to provide an educational system that prepares them for this fast paced world in which we live.
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9/25/14 2:00 pm EDT

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Engineered Systems Magazine

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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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