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[EnergyPlus_Support] Re: Does anyone have a natural ventilation tutorial or thoery guide for E+

Thank you for your reply. I search the messages but i cant find the post where the PDF file you said was in. Do you still remember the tittle of the post or the name of the pdf file.
Many thanks.

HJ

--- In EnergyPlus_Support@xxxxxxxxxxxxxxx, "Jean marais" <jeannieboef@...> wrote:
>
> AM10 from the CIBSE is a brittish document that is quite helpful. Otherwise there's a very good PDF on the web on how to best set up and use e+ natural ventilation objects. I don't have the link here, but it was also posted in one of the replies to me on another thread about air leakage in buildings. 
> 
> Turns out natural ventilation is dominated by wind pressures and thermal stack pressures play a very small role in ventilation accross the envelope. (at least when the openings are closed)
> 
> There is very little info on the effect of human usage of openings, but e+ has some great availibility managers to open and close openings for fresh air requirements, temperatures, etc. The regularity of door usage is a pretty big gap in my knowledge, but since main entrances thesedays generally have vestibules or revolving doors, the effect judging by calibrated models to real building seems to be small enough to ignore. 
> 
> Air curtains are another gap in my information.
> 
> If you learn any tricks in your journey, please post them. 
> 
> The general air tightness of buildings should be between 0.3-0.7 ACH for a 50 Pa blower door test.
>




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