[EnergyPlus_Support] Fw: [BLDG-SIM] Double Skin Buildings in Energy Plus

["Samuel Hassid" <cvrhasd@xxxxxxxxxxxxxxxxxxxxxxx>]

> Dear Mr. Pedersen
>    I thank you for responding to my querry. Unfortunately , reading again
> the PDF with the Input-Output Reference
> (pp. 226 - 228- or 252-254 in teh PDF) they speak indeed of Delta
> Temperature - above which there is Mixing or Cross Mixing - but they do
NOT
> speak of dependence of the Mixing rate on Temperature (unlike what is the
> case with Ventilation).
>   Seing http://www.eere.energy.gov/buildings/energyplus/features.html with
> the new features of the 1.2.0 Version, I do not think that this feature
was
> introduced after the 1.1.1 version I downloaded (just a couple of days
before
> we learned that the new Version is available).
>   Is it possible I misunderstood something in your message ? Thanks for
> responding any way.
>
> S. Hassid
>
>
> ----- Original Message ----- 
> From: "Curtis Pedersen" <cpederse@xxxxxxxx>
> To: <BLDG-SIM@xxxxxxxx>
> Cc: <BLDG-SIM@xxxxxxxx>
> Sent: Sunday, May 02, 2004 9:03 PM
> Subject: [BLDG-SIM] Double Skin Buildings in Energy Plus
>
>
> Samuel:
>
> Both Mixing and CrossMixing in EnergyPlus have the feature you
> describe.  Both objects have a "delta temperature" field that sets the
> temperature difference for mixing. Look in the Input/Output Reference,
> Group Air Flow, Objects:  Mixing and Cross Mixing.
>
> Curtis Pedersen
>
>
>
>
>
>
>
> On May 2, 2004, at 5:06 AM, Samuel Hassid wrote:
>
> > I am trying to simulate a Double Skin Building in Energy Plus and I
> > have the fllowing dilema:
> >
> > One can choose between Simple AIRFLOW and COMIS.
> >
> > COMIS has the disadvantage that you have to simulate the whole
> > building and will not accept non-communicating air paths - and besides
> > cannot be used if you have a system simultaneously.
> >
> > My best solution would have been if I could use with MIXING a MIXING
> > RATE which depends on the temperature difference and can be stopped if
> > the temperature difference is less than, say, two degrees. This is
> > something that can be done with VENTILLATION but not with MIXING. Does
> > any one know a way around this difficulty ?
> >
> > Thanks
> >
> >
> >
> > ======================================================
> > You received this e-mail because you are subscribed
> > to the BLDG-SIM@xxxxxxxx mailing list.  To unsubscribe
> > from this mailing list send a blank message to
> > BLDG-SIM-UNSUBSCRIBE@xxxxxxxx
> >
>
> ==================
> You received this e-mail because you are subscribed
> to the BLDG-SIM@xxxxxxxx mailing list.  To unsubscribe
> from this mailing list send a blank message to
> BLDG-SIM-UNSUBSCRIBE@xxxxxxxx
>



------------------------ Yahoo! Groups Sponsor ---------------------~-->
Buy Ink Cartridges or Refill Kits for your HP, Epson, Canon or Lexmark
Printer at MyInks.com.  Free s/h on orders $50 or more to the US & Canada.
http://www.c1tracking.com/l.asp?cid=5511
http://us.click.yahoo.com/mOAaAA/3exGAA/qnsNAA/dkFolB/TM
---------------------------------------------------------------------~->

The primary EnergyPlus web site is found at:
http://www.energyplus.gov

The group web site is:
http://groups.yahoo.com/group/EnergyPlus_Support/

Attachments are not allowed -- please post any files to the appropriate folder in the Files area of the Support Web Site.
 
Yahoo! Groups Links

<*> To visit your group on the web, go to:
     http://groups.yahoo.com/group/EnergyPlus_Support/

<*> To unsubscribe from this group, send an email to:
     EnergyPlus_Support-unsubscribe@xxxxxxxxxxxxxxx

<*> Your use of Yahoo! Groups is subject to:
     http://docs.yahoo.com/info/terms/