Cooling & Chillers

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Radiant cooling was used at the Hall St. Helena winery in CA to save energy and maintain precise control over the winemaking process. When hydronics contractor Robert Reid saw

Inside this nonprofit’s new headquarters in Portland, variable refrigerant flow teamed with zonal heat exchange, 100% DOAS, daylighting, CO₂ sensors, and more to deliver comfort while bringing actual energy usage in under the design target of $0.83 per year.

The wave of acceptance for this design option continues to grow in North America. Get up to speed on when and where chilled beams can have the most impact. Then move into humidity control, supply air, system sizing differences compared to VAV, economizers, and more.

Qatar wins World Cup host status, in part by promising to keep outdoor field and crowd temps on the less than stifling side.

For a nonprofit located on the shores of Lake Michigan and an adolescent treatment center in Minnesota, geothermal heat pump systems have been an upfront investment that pays off in terms of maintenance, ROI, and effectiveness within an integrated sustainable design.

A single-pipe system kept HVAC system operating costs low, even in the humidity-laden tropical air of Curacao in the Netherlands Antilles.When KPMG, the global audit, tax, and advisory services firm,

Chicago’s Michael A. Bilandic Building has 21 stories, one for each year since the previous retrofit. Recently, an open-minded project team paired modular chillers and hydronic gas boilers with pumps and VFDs to conquer some upgrade challenges, bring the mechanical system into the 21st century, and knock 15% off the tower’s measured energy use.

Chilled beams installed at the Marywood University School of Architecture reduced energy consumption and saved space.Colleges and universities are changing the way they approach construction projects, and Marywood University is

You’redesigning a data center. Which certification makes the most sense? Do you really know how ASHRAE 90.1 does (or doesn’t apply) to your project? Where have the mission critical bigwigs put their focus? Develop perfect pitch for the differences involved and see why the author prefers to play in the key of ENERGY STAR.