[Bldg-sim] ASHRAE 90.1 building rotation reasoning

Christopher Zabaneh christopher.zabaneh at ibece.net
Tue May 12 10:32:44 PDT 2009


What is the original reasoning behind the ASHRAE 90.1 Appendix G building rotations through 0, 90, 180 and 270 degrees?

 

If the building is only going to have one orientation, why go through the trouble of rotating and averaging the building values when there should be only one base case?

 

Are steps being taken by ASHRAE or the energy modeling community to change this?

 

Thanks kindly,

 

Christopher F. Zabaneh

B.Sc.Eng, LEED® AP
IBE Consulting Engineers
14130 Riverside Drive, Suite 201
Sherman Oaks, CA 91423‑2313
p    (818) 377‑8220  X 295
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IDEAS FOR THE BUILT ENVIRONMENT <http://www.ibece.com/> 

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