[Bldg-sim] ventilation schedules for PTAC vs central outside air AHUs?

[Cheney]

Hi James,

I've come across the similar senario recently. I guess the answer will be
yes and you will be able to save fan energy provided central AHU fans are
efficient.

Regards,

Cheney

LinkedIN @ http://ca.linkedin.com/pub/yu-cheney-chen/27/637/72b



On Thu, Jul 21, 2011 at 9:20 AM, James Hansen <JHANSEN at ghtltd.com> wrote:

>  I was curious if anyone knew whether the following is allowed in
> accordance with Appendix G (and/or LEED):****
>
> ** **
>
> If have a hotel where the baseline system is PTAC, and those units are
> intended to be the source of ventilation air, I have to have the fans run
> continuously per Appendix G.****
>
> ** **
>
> If my proposed building has a central OA delivery system that introduces OA
> directly to each room, can I have that system run continuously and allow my
> FCUs in each hotel room to run intermittently?****
>
> ** **
>
> Thanks for any advice!****
>
> ** **
>
> *GHT Limited
> **James Hansen, P.E., LEED AP*
> Senior Associate
> 1010 N. Glebe Road, Suite 200
> Arlington, VA  22201-4749
> 703-243-1200 (office)****
>
> 703-338-5754 (cell)
> 703-276-1376 (fax)****
>
> www.ghtltd.com****
>
> ** **
>
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