[EnergyPlus_Support] Re: controlling doas

["yunpeng.hu" <yunpeng.hu@xxxxxxxxx>]

I think the outdoor air mixer is important and it's useful. At the 
Airloop supply side, the return node of the OA Mixer is the suppply 
side inlet node. 
In the Controller:MechanicalVentilation, the Ventilation Rate per 
Occupant can be pointed.





--- In EnergyPlus_Support@xxxxxxxxxxxxxxx, Fred Buhl <wfbuhl@...> 
wrote:
>
> I think you still need the mixing box, even though it is unused.
> 
> There is no way currently to vary the primary air system flow with 
a 
> schedule, with OA requirements,
> or any other way. It is either constant flow, or VAV with the flow 
> determined by the zone loads.
> One exception is a variable flow, variable temperature set point 
> manager. But that is irrelevant
> for your needs.
> 
> Fred Buhl
> 
> Alan Jackson wrote:
> > so in my attempt to model chilld beams i have used the FPIU 
example
> > file to merge with my surface geometry, scheduling and such. That 
has
> > been successful. 
> >
> > I am looking to have the OA = Primary Air Loop volumeflowrate and 
be
> > controlled based on occupancy and OA/person. Essentially the 
mixing
> > box becomes obsolete. Two things, 1) i see the ability to have the
> > Primary Air be fixed, but is it possible to be fixed to the OA 
needs
> > 2)should i remove the mixing box all together as it becomes 
uneeded,
> > with the intention to aid a double wheel later on for energy 
recovery.
> >
> > look forward to everyone's help.
> >
> > -
> > alan
> >
> >
> > ------------------------------------
> >
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> >
> >
> >
> >
>



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