[esp-r] Re: esp-r Digest, Vol 44, Issue 12

Thu Mar 11 19:14:31 GMT 2010

Hi Mailing list,

Did anybody generate PPD, PMV graphs for thermal comfort in ESP-r?
What is the process to do it? Can anyone help, please?

Thanks,
Aru

On Thu, Mar 11, 2010 at 11:30 AM, <esp-r-request at lists.strath.ac.uk> wrote:

> Send esp-r mailing list submissions to
>        esp-r at lists.strath.ac.uk
>
> To subscribe or unsubscribe via the World Wide Web, visit
>        http://lists.strath.ac.uk/mailman/listinfo/esp-r
> or, via email, send a message with subject or body 'help' to
>        esp-r-request at lists.strath.ac.uk
>
> You can reach the person managing the list at
>        esp-r-owner at lists.strath.ac.uk
>
> When replying, please edit your Subject line so it is more specific
> than "Re: Contents of esp-r digest..."
>
>
> Today's Topics:
>
>   1. Re: Open Holes in Surface (Jon Hand)
>   2. Re: Climate smeared out (Paul Strachan)
>   3. Re: Open Holes in Surface (Walsh, Cormac)
>
>
> ----------------------------------------------------------------------
>
> Message: 1
> Date: Wed, 10 Mar 2010 18:58:34 +0000
> From: Jon Hand <jon at esru.strath.ac.uk>
> Subject: [esp-r] Re: Open Holes in Surface
> To: Hall Monika <monika.hall at fhnw.ch>, "Walsh, Cormac"
>        <c.walsh.08 at aberdeen.ac.uk>, "esp-r at lists.strath.ac.uk"
>        <esp-r at lists.strath.ac.uk>
> Message-ID:
>        <
> 2C3CF455489D6B4F95AFAB84847FA413D2A379E2BC at E2K7-MS2.ds.strath.ac.uk>
> Content-Type: text/plain; charset="iso-8859-1"
>
>
> There MUST be a difference in a model prediction when
> changing from a normal construction to one which uses the fictitious
> material (unless the opening size is really really small) -
>
> a) the high conductivity should result in quite a bit of heat transfer
> b) the high solar transmission should allow in more solar gains (you should
> also
>   be using the optical properties of fictitous)
>
> ESP-r requires a zone to be fully bounded with polygons so it will
> get very upset if the model is not bounded (e.g. you are trying to
> heat the universe).  The typical approach is to make the construction
> of the hole with something which has a high conductivity and low
> density and high solar transmission and to set an infiltration rate
> that reflects the likely level of air mixing.
>
> And the idea about a flow network to enhance the flow through
> an opening is a good idea.
>
> -Jon Hand
> ________________________________________
> From: esp-r-bounces at lists.strath.ac.uk [esp-r-bounces at lists.strath.ac.uk]
> On Behalf Of Hall Monika [monika.hall at fhnw.ch]
> Sent: 10 March 2010 12:40
> To: Walsh, Cormac; esp-r at lists.strath.ac.uk
> Subject: [esp-r] Re: Open Holes in Surface
>
> Hi Cormac,
>
> you could calculate an open hole with an flow net work. You define with the
> flow net work an opening in the facade and conect this with an exterior note
> and the zone note.
>
> Regards
> Monika
>
>
> ________________________________
> Von: esp-r-bounces at lists.strath.ac.uk [mailto:
> esp-r-bounces at lists.strath.ac.uk] Im Auftrag von Walsh, Cormac
> Gesendet: Mittwoch, 10. M?rz 2010 11:26
> An: esp-r at lists.strath.ac.uk
> Betreff: [esp-r] Open Holes in Surface
>
>  Hi,
> very simple question im sure, but im new to ESP-r,
> modelling an industrial units energy consumption.
>
> Is it possible to have a child surface in a zone which is just an open
> hole,
> such as a vent hole? i have tried using the "ficticious" material,
> but it seems to make no difference to the heat lossed from the building.
>
> Thanks for any help,
>
> Cormac Walsh,
> University of Aberdeen
>
>
>
>
> ------------------------------
>
> Message: 2
> Date: Thu, 11 Mar 2010 08:57:54 +0000
> From: Paul Strachan <paul at esru.strath.ac.uk>
> Subject: [esp-r] Re: Climate smeared out
> To: "Bakker, L.G. (Leo)" <leo.bakker at tno.nl>
> Cc: "esp-r at lists.strath.ac.uk" <esp-r at lists.strath.ac.uk>
> Message-ID: <4B98B092.4020609 at esru.strath.ac.uk>
> Content-Type: text/plain; charset="us-ascii"
>
> An HTML attachment was scrubbed...
> URL:
> http://lists.strath.ac.uk/archives/esp-r/attachments/20100311/346e8892/attachment-0001.html
>
> ------------------------------
>
> Message: 3
> Date: Thu, 11 Mar 2010 10:16:36 +0000
> From: "Walsh, Cormac" <c.walsh.08 at aberdeen.ac.uk>
> Subject: [esp-r] Re: Open Holes in Surface
> To: Jon Hand <jon at esru.strath.ac.uk>, Hall Monika
>        <monika.hall at fhnw.ch>,  "esp-r at lists.strath.ac.uk"
>        <esp-r at lists.strath.ac.uk>
> Message-ID:
>        <
> EA826931B13A98468D32ADBC0B6943DF1D121C86 at DB2PRD0103MB038.eurprd01.prod.exchangelabs.com
> >
>
> Content-Type: text/plain; charset="iso-8859-1"
>
> Thank you both very much.
> I will try both approaches today, and see how it works out.
>
> Thanks again,
> Cormac
> ________________________________________
> From: Jon Hand [jon at esru.strath.ac.uk]
> Sent: 10 March 2010 18:58
> To: Hall Monika; Walsh, Cormac; esp-r at lists.strath.ac.uk
> Subject: RE: Open Holes in Surface
>
> There MUST be a difference in a model prediction when
> changing from a normal construction to one which uses the fictitious
> material (unless the opening size is really really small) -
>
> a) the high conductivity should result in quite a bit of heat transfer
> b) the high solar transmission should allow in more solar gains (you should
> also
>   be using the optical properties of fictitous)
>
> ESP-r requires a zone to be fully bounded with polygons so it will
> get very upset if the model is not bounded (e.g. you are trying to
> heat the universe).  The typical approach is to make the construction
> of the hole with something which has a high conductivity and low
> density and high solar transmission and to set an infiltration rate
> that reflects the likely level of air mixing.
>
> And the idea about a flow network to enhance the flow through
> an opening is a good idea.
>
> -Jon Hand
> ________________________________________
> From: esp-r-bounces at lists.strath.ac.uk [esp-r-bounces at lists.strath.ac.uk]
> On Behalf Of Hall Monika [monika.hall at fhnw.ch]
> Sent: 10 March 2010 12:40
> To: Walsh, Cormac; esp-r at lists.strath.ac.uk
> Subject: [esp-r] Re: Open Holes in Surface
>
> Hi Cormac,
>
> you could calculate an open hole with an flow net work. You define with the
> flow net work an opening in the facade and conect this with an exterior note
> and the zone note.
>
> Regards
> Monika
>
>
> ________________________________
> Von: esp-r-bounces at lists.strath.ac.uk [mailto:
> esp-r-bounces at lists.strath.ac.uk] Im Auftrag von Walsh, Cormac
> Gesendet: Mittwoch, 10. M?rz 2010 11:26
> An: esp-r at lists.strath.ac.uk
> Betreff: [esp-r] Open Holes in Surface
>
>  Hi,
> very simple question im sure, but im new to ESP-r,
> modelling an industrial units energy consumption.
>
> Is it possible to have a child surface in a zone which is just an open
> hole,
> such as a vent hole? i have tried using the "ficticious" material,
> but it seems to make no difference to the heat lossed from the building.
>
> Thanks for any help,
>
> Cormac Walsh,
> University of Aberdeen
>
>
>
>
> ------------------------------
>
> _______________________________________________
> esp-r mailing list
> esp-r at lists.strath.ac.uk
> http://lists.strath.ac.uk/mailman/listinfo/esp-r
>
> End of esp-r Digest, Vol 44, Issue 12
> *************************************
>

-- 
"Imagination is more important than knowledge." — Albert Einstein
-------------- next part --------------
An HTML attachment was scrubbed...
URL: http://lists.strath.ac.uk/archives/esp-r/attachments/20100311/03dad7e0/attachment.html 