January 1, 2010
Articles
This month on HPAC.com Best of 2009! Tour HPAC.com's Year in Review The most read HPAC Engineering articles of 2009 included: Controlling Outside Airflow...
As the writing team of Lennon and McCartney said in their 1968 hit Revolution 1, We all want to change the world. Back then, it seemed the only way to...
Even though the definition of existing-building commissioning (EBCx) is given as a systematic process for investigating, analyzing, and optimizing the...
With growing concern for the environment has come a tremendous push for energy independence and sustainability. In the buildings sector, this has manifested...
On a recent project, an owner's engineer had decided a large supply duct running down a corridor did not need to be insulated. You don't need it, and...
Nine exhibitors with products judged the most innovative among the thousands on display will be recognized during the 2010 International Air-Conditioning,...
New President for Onset Justin Testa is the new president of Onset, the Cape Cod, Mass.-based supplier of data loggers. Testa, who previously served as...
FEB. 1-4 Building Owners and Managers Association International Winter Business Meeting and National Issues Conference; Washington, D.C.; www.boma.org/EVENTS/WBM/Pages/default.aspx....
AMCA International Air Movement and Control Association (AMCA) International Inc. recently announced the approval of AMCA Standard 550-09, Test Method...
Constructed in 1972, Moody Towers is the largest complex of residence halls on the University of Houston's (UH's) urban campus. Consisting of two 18-story...
For the new Ocean Towers at Hammock Beach Resort in Palm Coast, Fla., the owner and engineer wanted equipment that would provide uncompromised comfort...
Established in 1888, St. Vincent Health System in central Arkansas had grown around a core of aged buildings and infrastructure. Many critical areas had...
Built in 1938, Waterloo High School in Waterloo, Ill., part of Waterloo Community Unit School District No. 5, had become seriously overcrowded. In 2006,...
Sustainability study Green Building Policy in a Changing Economic Environment is the fourth study in The American Institute of Architects' Local Leaders...
Uninterruptible power supply A three-phase, general-purpose uninterruptible power supply (UPS), the MGE Galaxy 3500 is suitable for 10- to 30-kva applications,...
Editor's note: The following article is based on a presentation given by the author during HPAC Engineering's 2009 Engineering Green Buildings (EGB) Conference...
The last five years have seen a steady increase in the rate of adoption of chilled beams in the United States, as designers and facility owners have become...
Hybrid controls Mini-MOD-CNC hybrid controls automatically mix and match non-condensing and condensing boiler operation to optimize the efficiency of...
Every boiler plant has a deaerator that generally gets little or no attention until it jeopardizing the entire steam system. These incidents can be expensive...
In the June 2002 issue of Boiler Systems Engineering, we wrote an article titled Boiler Turndown. Contrary to conventional wisdom, the article stated...
Increased energy and environmental demands support the case for premix combustion systems. These systems deliver a measured air/gas fuel mixture in a...
In 2001, the University of North Texas (UNT) decided to replace Wooten Hall's original steam boilers, which served as the main junction of a four-building...
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