[EnergyPlus_Support] Re: DOAS without return/relier air

["Jean marais" <jeannieboef@xxxxxxxxx>]

--- In EnergyPlus_Support@xxxxxxxxxxxxxxx, "denergyplus" <denergyplus@...> wrote:
>
> Thank you very much Rechard !
> 
> But the thing is, where the air exits the building matters in my model, becuase it's a multizone air flow model. That is, the OA exits through the internal window to the next zone which is an atria as a chimney effect.
> 
> Is there a way that I can make the air flow to start from OA mixer--> zone 1 --> zone 2(atria), not allowing return air or exhaust fan operation? 
> 
> Thank you in advance!
> 
> --- In EnergyPlus_Support@xxxxxxxxxxxxxxx, Richard Raustad <RRaustad@> wrote:
> >
> > Correct. But unless you use exhaust fan to expel the air, the return 
> > flow rate will not be 0 so you will have to make sure the return air 
> > gets exhausted at the OA mixer. It really doesn't matter where the air 
> > exits the building, so either ensure 100$ OA or exhaust the same amount 
> > of supply air from the zone.
> > 
> > On 4/12/2012 4:43 AM, denergyplus wrote:
> > > Hi all!
> > >
> > > I am currently working on a DOAS that has no return or relief air because all the OA supplied is being exhausted through the window at the zone.
> > >
> > > But, 'AirLoopHVAC' fields require Supply Side Inlet Node Name and Demand Side Outlet Node Name, which aren't part of my system.
> > >
> > > Should I just input those fields and control the their flow to be zero?
> > >
> > > Thank you in advance.
> > >
> > >
> > >
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> > -- 
> > Richard A. Raustad
> > Senior Research Engineer
> > Florida Solar Energy Center
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