[Equest-users] Natural Ventilation

Carol Gardner cmg750 at gmail.com
Mon Aug 2 04:29:33 PDT 2010


Michael,

Use PVVT systems. There has been a lot of info just recently on this
listserv. Check the archives and you'll find it.

Carol

On Thu, Jul 29, 2010 at 7:45 AM, M. Shields <mshields at fstrategies.com>wrote:

>  Hi All,
>
>
>
> I am wondering if anyone has any experience with the following type of
> modeling in equest.
>
>
>
> The building I am working on is an apartment building where they are
> planning to install a variable refrigerant flow system with rooftop
> heatpumps.  The refrigerant will be routed from the rooftop to individual
> airhandlers in each apartment.  I don’t think equest has this as one of
> their system types, and I think the closest thing would be a packaged
> terminal heat pump.  The apartments all meet ASHRAE requirements to use
> natural ventilation, but as I understand it equest does not allow natural
> ventilation to be used with this system type.  Have I passed over a better
> option for modeling this system, or does anyone know how I could include
> natural ventilation in the model.  From what I’ve read it looks like I’ll
> have to create another model for natural ventilation and use the exceptional
> calculation method.
>
>
>
> Thanks in advance.
>
>
>
> Michael Shields
>
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-- 
Carol Gardner PE
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