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Home » Topics » Cooling & Chillers

Cooling & Chillers
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ARTICLES

Historic Hall
Case In Point

Chilled beams maintain comfort, look of historic hall

February 02, 2012
0 Comments
Energy efficiency and historic preservation are rarely synonymous. More often than not, one must be compromised for the sake of the other. Fortunately, the University of Arkansas found a way around such compromises when it came to the restoration and mechanical renovation of the school’s beloved Peabody Hall.
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ES Logo Feature

ASHRAE creates five categories for liquid-cooled datacom environments

December 05, 2011
0 Comments
“2011 Thermal Guidelines for Liquid Cooled Data Processing Environments” creates data center classes for liquid cooling that can enable fulltime economizers for a number of applications in many climates, according to according to Don Beaty, chair of the Publications Subcommittee of ASHRAE’s Technical Committee (TC) 9.9, Mission Critical Facilities, Technology Spaces and Electronic Equipment.
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Global Logo

The Global Debate On The Phasedown Of HFC Refrigerants

December 02, 2011
Robert Wilkins
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Where do things stand in the never-boring world of refrigerant evolution? An industry veteran looks at life since the Montreal Protocol, a range of alternative refrigerants, and the political climate around the issue. For more than one reason, he writes, it is beneficial to keep up on the details and lead this refrigerant ‘charge.’
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Educating by Example

Educating by Example

October 31, 2011
Sergiu Pelau P.E., LEED and Markus Yakren P.E., LEED
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Through a flexible design incorporating radiant heating and cooling, demand ventilation, energy recovery, and VAV, Manhattan’s Cooper Union leads its class in sustainable performance in classrooms, labs, and beyond.
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ES Logo Feature

ASHRAE creates five categories for liquid-cooled datacom environments

A new whitepaper that serves as the first vendor-neutral thermal guideline is available for free download.
September 27, 2011
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A new whitepaper that serves as the first vendor-neutral thermal guideline is available for free download.
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LARGE SCALE GEOTHERMAL HEAT PUMP SYSTEMS

Large Scale Geothermal Heat Pump Systems

September 06, 2011
Stephen Hamstra P.E., ASHRAE HBDP LEED AP,
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With the help of advances in intelligent controls and a shift in design mindset, these systems can steer buildings toward smaller equipment sizes and associated savings. Review three projects and consider the benefits of keeping an upcoming project in the loop.
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LA Building
Case in Point

Plastic cooling tower prevents tenant meltdown during heat wave

September 06, 2011
0 Comments
Last September, on what would normally have been a mild autumn day, Southern California was blasted by a record-breaking heat wave with temperatures spiraling upwards to 116°F in the Los Angeles basin. The heat was far above the normal highs, which would typically be in the mid-70s.
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Cooling and Chillers

BIM and Educational Projects

August 01, 2011
Matthew Dunbar AIA ASSOC. and Rebecca Krull Kraling AIA, LEED
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In this overview of building information modeling, the authors review how BIM helped in three different projects, often with particular usage- and efficiency-based HVAC demands. While BIM’s space management skills can reduce costly changeorders and building design “clashes” ahead of time, in at least one instance, using BIM actually influenced the HVAC strategy for the better, too. See how HGA Architects and Engineers has used this to become a “model” firm.
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Building Automations

Tomorrow's Environment: We Get Startup Sheets For Terminal Equipment Why Not Commissioning Sheets?

August 01, 2011
Howard McKew, P.E., C.P.E.
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Here’s a manufacturer’s competitive advantage waiting to happen.
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Retrofits and O&M

Building Oversight Management: Revisited

August 01, 2011
Larry Clark LEED® AP
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A lot has happened since the author’s 2008 article. It’s prime time to revisit expectations for BAS and chiller optimization controls, and then have a look at several of today’s options for anyone managing chilled water flow to wring the last drop of efficiency out of a system.
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Manhattan's Cooper Union

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Check out highlights from projects featured in our magazine this year!
10/18/11 2:00 PM EDT

Econet - Where Renewable and Recoverable Energy Unite

Engineered SystemsON-DEMAND: We will be discussing a new, innovative system, which is more reliable and efficient than current AHU systems. Heating, cooling and heat recovery are integrated into a common circuit. The result is a shorter and more compact ventilation unit, with less pressure loss.

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February 2012 ES

2012 February

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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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