Items Tagged with 'heat exchangers'

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AHRI: Engineers able to verify liquid-to-liquid heat exchanger performance

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The Air-Conditioning, Heating, and Refrigeration Institute’s certification program now allows design engineers to verify the software outputs of certified liquid-to-liquid heat exchanger performance ratings.


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Seawater Warms Up Marine College Building

“Think Globally, Design Locally” could’ve been the slogan for this opportunistic design on the Maine coast.
By Rob Klinedinst, AIA, LEED BD&C and David Reinheimer, P.E
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Geothermal and VRF components, along with a key design revision and even an underwater heat exchanger, buoyed this project as it sailed toward a flexible and sustainable finish.
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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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Alfa Laval introduces new heat exchanger warranty

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A new three-year warranty is now available for Alfa Laval’s complete range of AlfaNova fusion-bonded brazed heat exchangers and semi-welded plate heat exchangers.


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Pumping and Flow Controls in Geothermal Heat Pump Systems

By Stephen Hamstra P.E., ASHRAE HBDP LEED AP,
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What are the key technical challenges and design options for optimizing a geothermal heat pump design? Review the pros and cons involved with centralized or distributed pumping, with hybrid or decoupled systems, and with the controls that can guide them.
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Large Scale Geothermal Heat Pump Systems

By 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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Renovating HVAC systems at Air Force Base achieves energy goals

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Two energy recovery units saved this Air Force Base hangar $24,500 in heat recovery costs. United States Air Force personnel sought a solution to renovate the makeup air and exhaust
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Case In Point

Resort receives pool heater as an early Christmas present

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A high-efficiency boiler was used to heat this year-round outdoor pool, resulting in less maintenance and lower Btu. In November 2009, the original pool heater at the L’Arbre Croche resort
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Precious Metal: Cogeneration And Cooperation At Oregon State

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.
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Case In Point

Air Force hangars in Alaska salute new heating system's tempering effect

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A heating system evened out the temperature and improved working conditions at this Alaska Air Force hangar.Extreme sub-arctic temperatures at Eielson Air Force Base near Fairbanks, AK, where winter temperatures
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2014 September

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