JoGar Energy Services Relocates
JoGar Energy Services, provider of on-site technical reviews, inspection services, and training seminars led by HPAC Engineering Editorial Advisory Board member Gary W. Wamsley, PE, CEM, has relocated to South Florida.
New BACnet Standard Published
ASHRAE recently announced the publication of ANSI/ASHRAE Standard 135-2012, BACnet – A Data Communication Protocol for Building Automation and Control Networks.
Free Online Natatorium-Design Video Available
A free online natatorium-design instructional video satisfying most states' requirements for engineering professional-development hours is available from Seresco Technologies Inc., manufacturer of indoor-swimming-pool dehumidifiers and other indoor-air-quality equipment.
Danfoss Sets Technology Theater Tour Dates for April
Danfoss, manufacturer of high-efficiency electronic and mechanical components and controls for air-conditioning, heating, refrigeration, and motion systems, will bring its Technology Theater to Phoenix April 9, La Mirada, Calif., April 11, East Elmhurst, N.Y., April 24, and Cherry Hill, N.J., April 25.
ASHRAE Publishes Revised Filtration Standard
ASHRAE recently announced the publication of ANSI/ASHRAE Standard 52.2-2012, Method of Testing General Ventilation Air-Cleaning Devices for Removal Efficiency by Particle Size, which incorporates the arrestance and dust-holding-capacity sections of Standard 52.1, Gravimetric and Dust Spot Procedures for Testing Air Cleaning Devices Used in General Ventilation for Removing Particulate Matter, which was withdrawn in 2009.
Free Webinar on Hydronic-System Flow and Energy Measurement Set
With energy costs on the rise, more attention is being paid to the accuracy and reliability of flow-, temperature-, and energy-measurement instrumentation for hydronic HVAC systems. On Wednesday, March 20, at 2 p.m. ET/11 a.m. PT, HPAC Engineering will present "Flow and Energy Measurement for Hydronic Systems," a free Webinar sponsored by ONICON Inc.
SOUNDING BOARD (March 2013)
Readers discuss “A Paler Shade of Green,” John H. Scofield’s January 2013 analysis of the Adam Joseph Lewis Center for Environmental Studies at Oberlin College.
Paper Details How DX AC Systems Can Meet ASHRAE IAQ, Energy Standards
Engineers designing HVAC systems for use in schools, hospitals, factories, and office buildings face a host of conflicts and tradeoffs when trying to comply with both ANSI/ASHRAE/IES Standard 90.1, Energy Standard for Buildings Except Low-Rise Residential Buildings, and ANSI/ASHRAE Standard 62.1, Ventilation for Acceptable Indoor Air Quality. To help engineers achieve balance between the two, Rawal Devices Inc. recently published a technical brief.
