HVAC Systems

Title Abstract Publication Date
An Air of Concern. Poor indoor air quality is a common problem in schools. Deferred maintenance and aging HVAC systems are a major cause of schools' IAQ problems. Examines how indoor air quality (IAQ) problems can... 04/30/1998
An Inside Look at HVAC Filter Efficiency. Discusses standards and details of HVAC filtering, including filter efficiency, pressure drop, dust spot efficiency, dust-holding capacity, particle sizes, synthetic filter media, and how to maintain... 09/30/2004
ANSI Standard: Complying with Background Noise Limits. Discusses the new classroom acoustics standard, ANSI Standard S12.60, which specifies maximum sound level limits that are significantly lower than currently typical for classrooms. Addresses... 01/31/2003
ARI's Views on ANSI S12.60-2002. States the position of the Air-Conditioning and Refrigeration Institute (ARI) toward ANSI Standard 12.60, which addresses classroom acoustics. Explains why it believes the standard creates an overly... 01/31/2003
ASHRAE GreenGuide. Provides reference and guidance to HVAC system designers involved in green or sustainable building design. The Green Guide is a step-by-step manual for the entire building lifecycle, from the... 11/30/2003
ASHRAE HVAC Systems and Equipment Handbook 2000. Describes both the equipment and the components or assemblies that perform a particular function either individually or in combination. The information helps the system designer select and operate... 12/31/1999
ASHRAE Technology Award: Old School Learns Cool New Tricks Northwestern High School in Maple, Wis., which was built in 1937, got a new lease on life when the oldest portions of the building were removed and other sections were repurposed. This major... 04/30/2012
Assessment of Organic Compound Exposures, Thermal Comfort Parameters, and HVAC System-driven Air Exchange Rates in Public School Portable Classrooms in California The prevalence of prefabricated, portable classrooms (portables, relocatables, RCs) has increased due to class size reduction initiatives and limited resources. Classroom mechanical wall-mount... 07/31/2003
Association of School Chemists Organization of professional chemists and chemical engineers who partner with school district plant managers to manage science-based monitoring and treatment programs which maintain HVAC system water...
Auditing HVAC for Improved Efficiency. Discusses pressures in higher education facilities due to increased enrollments, aging infrastructure, and lower tax revenues. A critical system audit (CSA) of HVAC systems is recommended to... 05/31/2010
Avoiding Failure. Discusses meeting emergency school cooling needs, addressing site preparation, preparation for installation, and equipment selection, all of which should be executed in advance of an emergency. The... 03/31/2010
Back to the Earth. Discusses how schools can use geothermal technology to conserve energy and save money. How geothermal climate control works and its payback are examined, and examples of development and use are... 10/31/1999
Below the Surface Ball State University's geothermal heating and cooling system will save $2M per year and produce a host of environmental benefits. 03/31/2012
Benchmark for Performance: Geothermal Applications in Lincoln Public Schools. Vertical-bore, geothermal heat pumps (GHPs) have been providing heating and cooling to four new elementary schools located in Lincoln, Nebraska since 1995. According to representatives of the local... 12/31/1998
Beyond R-22: Managers' Options. Discusses facility manager's options as the HVAC refrigerant R-22 is phased out beginning in 2010. While R-22 will continue to be available for existing systems, managers should consider the... 06/30/2009
Bioterrorism: Averting a Crisis. Discusses how biological agents might enter a building in a terrorism event, the role of HVAC systems in excluding or at least containing biological agents, and points of an HVAC audit to determine... 01/31/2009
Blowing Hot and Cold.(Essential HVAC Upkeep.) Reviews points of a strategic asset management program for school HVAC systems. Life-cycle cost analysis, simplifying maintenance by standardizing equipment and consolidating vendors, upgrading... 06/30/2008
Boiler Retrofits Help Increase Efficiency, Lower Energy Bills. Reviews the school boiler retrofitting process, including locating the inefficiency in the entire system, consideration of boiler control replacement, incorporation of heat recovery, environmentally... 07/31/2008
Boilers: Playing It Safe. Explains and gives specific examples for the critical need for ongoing inspection and testing program of boilers, carried out by a well-trained staff of technicians. 07/31/2010
Boilers: The Quest for Efficiency. Discusses energy-efficient condensing boilers. While these boilers can deliver considerably higher efficiency over conventional boilers, care must be taken to monitor return-water temperature and... 09/30/2010
Boiling Over. Explains the effect that recent federal legislation will have on hundreds of campus coal-fired boilers across the country. Boilers emitting over 10 tons per year of any single hazardous air pollutant... 10/31/2004
Breaking Ground. Explains how using geothermal systems can reduce energy costs and improve heating and cooling in multipurpose schools. What geothermal systems are and their potential benefits in simplifying the... 05/31/1998
Breaking the Sound Barrier for Enhanced Classroom Learning. Discusses HVAC industry attempts to create units that would comply with stricter standards for classroom acoustics, with particular attention to the additional challenges found in portable classrooms... 09/30/2008
Breathing New Life into Old Equipment. [Retrocommissioning: Boilers and Water Heaters.] Addresses the problems associated with deteriorating boilers and domestic water heaters before the end of their rated service life. Some systems are good candidates for retrocommissioning, which... 01/31/2011
Carbon Emissions Trading and Combined Heat and Power Strategies: Unintended Consequences. Discusses the potential economic consequences of cap-and-trade programs in a combined heat and power (CHP) environment. The University of New Mexico facilities operations program serves as an example... 02/28/2009