[Bldg-sim] Natural Ventilation Modelling
chinfook at gmail.com
chinfook at gmail.com
Thu May 19 05:00:04 PDT 2011
Hi Martin,
Can you please explain a little more what do you mean by "good result"?
I suppose you must have been benchmarked the result with another model?
Regards,
Chinfook
On , Martin Roy <martin.roy at mra.qc.ca> wrote:
> We did use LoopDa with good result and it is free at :
> http://www.bfrl.nist.gov/IAQanalysis/software/LOOPDAdownload1.htm
> We try Energy+ but it is hard to use and there is a lot of parameter to
> adjust.
> Martin
> At 12:00 18/05/2011, Francisco Massucci wrote:
> Hi Ömer,
> EnergyPlus has an module called airflow network, that works wich
> pressure nodes and ventillation pathways. It`s not a CFD but for the
> purpose you will use I think its even more appropriated than a CFD
> software. You can learn more about at:
> http://fsec.ucf.edu/en/publications/pdf/FSEC-PF-428-07.pdf
> Regards,
> Francisco Massucci
> 2011/5/17 Cheney
> chenyu73 at gmail.com>
> Hi Mimta,
> For natural ventilation. I will recommend IES VE. It has tow modules,
> MacroFlo and MicroFlo (CFD), which are able to address your specific
> requirements at different scales. I've used both modules quite often to
> solve particular ventilation (both natural and mechanical ventilation)
> issues. TAS and Energy Plus may be able to do the same thing but I've
> never used them for ventilation analysis.
> Regards,
> Cheney
> LinkedIN @
> http://ca.linkedin.com/pub/yu-cheney-chen/27/637/72b
> 2011/5/17 Ömer Moltay
> omoltay at mimtarch.com>
> Hi,
> We use eQuest for our energy models. We are now faced with a project
> where we would like to know the effect of stack-effect natural
> ventilation in a 5 storey building and how it can help us undersize the
> mechanical equipment, especially due to night cooling of the concrete
> structure. Further, we would like to use the same modelling for LEED
> compliance. eQuest seems insufficient for this. What is the recommended
> practice for this?
> Thanks,
> Omer Moltay, LEED AP, BREEAM Assessor
> Mimta Ltd.
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