[EnergyPlus_Support] Re: Eco roof

["Jean marais" <jeannieboef@xxxxxxxxx>]

Guess what...I checked and yes, no rain or presipitation data.

--- In EnergyPlus_Support@xxxxxxxxxxxxxxx, "Edward G. Lyon" <eglyon@...> wrote:
>
> You probably need the RoofIrrigation object because the rain data in the weather files is generally not that reliable yet.  Although there are fields for rain, the files used to make the weather data often do not have more than a rain flag and I have found that even that may be missing for some months of data.  You likely need to schedule rain for your area.
> 
> Ned Lyon, P.E. (MA)
> Staff Consultant
> SIMPSON GUMPERTZ & HEGER
> 781.907.9000 main
> 781.907.9350 direct
> 781.907.9009 fax
> www.sgh.com
> 
> From: EnergyPlus_Support@xxxxxxxxxxxxxxx [mailto:EnergyPlus_Support@xxxxxxxxxxxxxxx] On Behalf Of Jason Kirkpatrick
> Sent: Friday, July 08, 2011 11:44 AM
> To: EnergyPlus_Support@xxxxxxxxxxxxxxx
> Subject: Re: [EnergyPlus_Support] Re: Eco roof
> 
> 
> 
> I haven't tried it for any climate besides NYC which isn't particularly dry... just a suggestion that if you aren't seeing expected results, this may help.
> On Fri, Jul 8, 2011 at 11:38 AM, Jean marais <jeannieboef@...<mailto:jeannieboef@...>> wrote:
> 
> 
> That's an interesting tip. Even in a rainy climate? In this particular case no irrigation is planned or built...the building is going through commisioning, so no changing that anyways. :-)
> 
> 
> --- In EnergyPlus_Support@xxxxxxxxxxxxxxx<mailto:EnergyPlus_Support%40yahoogroups.com>, Jason Kirkpatrick <jason.alan.kirkpatrick@<mailto:jason.alan.kirkpatrick@>> wrote:
> >
> > Just a heads up that you likely won't see energy savings associated with the
> > green roof unless you include RoofIrrigation object
> >
> > On Fri, Jul 8, 2011 at 9:40 AM, Jean marais <jeannieboef@<mailto:jeannieboef@>> wrote:
> >
> > > **
> > >
> > >
> > > Just finished a simulation with incorporated eco-roof on a timestep 12,
> > > with an error saying the timestep is not small enough for ecoroof stable
> > > conditions. Is there a problem here? I'm running it again on a timestep 30,
> > > but it will be monday before I report back.
> > >
> > >
> > >
> >
>




------------------------------------

Primary EnergyPlus support is found at:
http://energyplus.helpserve.com or send a message to energyplus-support@xxxxxxxx

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 currently allowed but be mindful that not everyone has a high speed connection.  Limit attachments to small files.

EnergyPlus Documentation is searchable.  Open EPlusMainMenu.pdf under the Documentation link and press the "search" button.
Yahoo! Groups Links

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

<*> Your email settings:
    Individual Email | Traditional

<*> To change settings online go to:
    http://groups.yahoo.com/group/EnergyPlus_Support/join
    (Yahoo! ID required)

<*> To change settings via email:
    EnergyPlus_Support-digest@xxxxxxxxxxxxxxx 
    EnergyPlus_Support-fullfeatured@xxxxxxxxxxxxxxx

<*> 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/