[EnergyPlus_Support] Re: Vertical Stack to induce natural ventilation

["ooikoonbeng2004" <kooi@xxxxxxxxxxxxxxxx>]

Lixing Gu, 

A clarification on your first suggestion. Create zones one 
vertically above another? So far the two first examples on AirFlow 
Network show zones on the same level only. Can you give a bit more 
details? 

Many thanks, 
ooi
--- In EnergyPlus_Support@xxxxxxxxxxxxxxx, Lixing Gu <gu@...> wrote:
>
> Ooi:
> 
> The Airflow Network model is not a good model to simulate natural 
> ventilation in a vertical stack. The main reason is that the model 
does not 
> have a component to deal with large horizontal openings accurately 
for the 
> time being.
> 
> However, you may try it with following suggestions using the 
AirflowNetwork 
> model:
> 
> 1    Create one or more zones for a vertical stack
> 2    Create a zone you would like to ventilate
> 3    Use a component (AirflowNetwork:Multizone:Component Detailed 
Opening) 
> to connect the vetilated zone and the vertical stack zone.
> 4    If you create more vertical stack zones, use the same 
compoent to 
> connect two vertical stack zones. One way flow will be obtained 
from 
> horizontal openings.
> 5    Follow rules of the AirflowNetwork model to create a network. 
See 
> references to get detailed information.
> 
> Please let me know what happens.
> 
> Lixing Gu
> ----- Original Message ----- 
> From: "ooikoonbeng2004" <kooi@...>
> To: <EnergyPlus_Support@xxxxxxxxxxxxxxx>
> Sent: Monday, February 19, 2007 6:59 AM
> Subject: [EnergyPlus_Support] Vertical Stack to induce natural 
ventilation
> 
> 
> > Dear all,
> >
> > i was asked whether i can simulate the natural ventilation in a
> > vertical stack that has been painted black, installed to induce 
such
> > (natural ventilation) on a building in the tropics.
> >
> > i looked through (hopefully i have not missed anything) the
> > documentation on Airflow Network but the openings of doors and 
windows
> > are oriented ninety degrees from the above.
> >
> > Many thanks and with loving kindness,
> > ooi
> >
> >
> >
> > The primary EnergyPlus web site is found at:
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> >
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> >
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appropriate 
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> >
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and press 
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> >
> > Yahoo! Groups Links
> >
> >
> >
> >
>




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