[EnergyPlus_Support] Re: Zone Infiltration - Design Flow Rate

["jkneifel_florida" <jkneifel_florida@xxxxxxxxx>]

Is there an easier way to simulate air leakage through windows than using AirFlowNetwork?



--- In EnergyPlus_Support@xxxxxxxxxxxxxxx, Lixing Gu <gu@...> wrote:
>
> If you want to use the AirflowNetwork model, it requires more objects to 
> simulate multizone airflows. The AirflowNetwork:Multizone:Surface:Crack 
> objects alone will not perform AirflowNetwork simulations. The example input 
> files may give you a clue how to build the inputs: AirflowNetwork3zVent.idf 
> and AirflowNetwork3zVentAutoWPC.idf. You may find these files in the example 
> subdirectory.
> 
> By the way, when simulation of the AirflowNetwork model is performed, it 
> overrides the ZoneInfiltration:DesignFlowRate objects.
> 
> Lixing
> ----- Original Message ----- 
> From: "jkneifel_florida" <jkneifel_florida@...>
> To: <EnergyPlus_Support@xxxxxxxxxxxxxxx>
> Sent: Tuesday, September 01, 2009 10:06 AM
> Subject: [EnergyPlus_Support] Zone Infiltration - Design Flow Rate
> 
> 
> > Does specifying a ZoneInfiltration:DesignFlowRate override an 
> > AirflowNetwork:Multizone:Surface:Crack?
> >
> > I ran a simulation with an infiltration design flow rate for each zone. I 
> > then added a "crack" around the windows to simulate poorly sealed windows. 
> > I made sure to define the reference conditions for the crack and specified 
> > which surfaces (all windows) would have the "crack". But the simulations 
> > results were unchanged. My first thought is that the design flow rate 
> > overrides the "crack". I have been reading through the documentation, but 
> > I have not been able to find the answer as to why this occurred.
> >
> > Would it be appropriate to just increase the design flow rate for the zone 
> > to include the additional infiltration?
> >
> > Thanks.
> >
> >
> >
> >
> >
> > ------------------------------------
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> > Yahoo! Groups Links
> >
> >
> >
> >
>




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