New air handlers at Dell Children’s Medical Center helped the hospital achieve LEED® Platinum status.When Dell Children’s Medical Center began the development of its new facility in Austin, TX, the

Engineering firm uses software to solve demand mystery, avoid rate hike

October 1, 2010

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Submetering and energy profiling were used at this Nebraska office building to cycle on equipment and save money in energy costs.When the time came for Morrissey Engineering, Inc., a successful

Data Center Star Search

October 1, 2010

By Kevin Dickens, P.E.

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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.

Editor's Note: 360-Degree Thinking

February 1, 2011

By Robert Beverly

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Talking around the problem isn’t always a bad thing.

LEED Platinum Performance for Mercy Corps

February 1, 2011

By Rob Schnare P.E., LEED

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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.

Precious Metal: Cogeneration And Cooperation At Oregon State

June 1, 2011

By Colin Moar CIBSE, CSA and Geoff Wampler LEED® AP

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The first university cogen plant in the U.S. to earn LEED® Platinum certification, the OSU Energy Center succeeded via consistently efficiency-minded design and an exceptional level of analysis and teamwork in the commissioning process. Fuel flexibility, staff training, and a projected $650,000 annual savings didn’t hurt, either.

BIM and Educational Projects

August 1, 2011

By 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.

Case In Point

VRF points to improved comfort, LEED® standard at NC college

June 1, 2011

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A VRF system installed in Guilford College’s Archdale Hall not only met architectural challenges but also provided high A/C performance.Established by the Quakers in 1837, Guilford College is the

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