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ANSI/ASHRAE Standard 55: Thermal Environmental Conditions for Human Occupancy is an American National Standard published by ASHRAE that establishes the ranges of indoor environmental conditions to achieve acceptable thermal comfort for occupants of buildings. It was first published in 1966, and since 2004 has been updated every three to six years.
The ASHRAE-55 2010 Standard introduced the prevailing mean outdoor temperature as the input variable for the adaptive model. It is based on the arithmetic average of the mean daily outdoor temperatures over no fewer than 7 and no more than 30 sequential days prior to the day in question. [ 1 ]
According to ASHRAE-55 standard, only if individuals are freely making adjustments in clothing to suit their thermal preferences, it is acceptable to use a single representative average value for everyone. [1] Some basic insulation values can be considered as examples of typical conditions [13] naked body: 0; summer clothing: 0.6 clo; ski ...
Operative temperature is used in heat transfer and thermal comfort analysis in transportation and buildings. [10] Most psychrometric charts used in HVAC design only show the dry bulb temperature on the x-axis(abscissa), however, it is the operative temperature which is specified on the x-axis of the psychrometric chart illustrated in ANSI/ASHRAE Standard 55 – Thermal Environmental Conditions ...
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Pages in category "ASHRAE" ... ASHRAE 55; ASHRAE 90.1; ASHRAE fellow; ASHRAE Handbook; ASHRAE number This page was last edited on 23 August 2020, at 08:59 ...
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Cam Skattebo rushed for 170 yards and accounted for three touchdowns as No. 15 Arizona State clinched a College Football Playoff spot with a 45-19 rout of No. 16 Iowa State on Saturday in the Big ...