[EnergyPlus_Support] Re: surface error

[Mário <mneves32@xxxxxxxxx>]

Thank You for the answer

MN

--- In EnergyPlus_Support@xxxxxxxxxxxxxxx, Dru Crawley <dbcrawley@...> wrote:
>
> Solar radiation distribution in the space will not be accurate.  See the
> discussion on page 16 of the Input Output Reference (pg . 60 of 1932 in the
> PDF)
> 
> On Sun, Jul 1, 2012 at 4:32 PM, Mário <mneves32@...> wrote:
> 
> > **
> >
> >
> >
> > Hello
> >
> > By what are the implicativos of this error?
> >
> > Does it change any result?
> >
> > Thank's
> >
> > MN
> >
> > --- In EnergyPlus_Support@xxxxxxxxxxxxxxx, Miroslav Bratanov
> > <miroslav_bratanov@> wrote:
> > >
> > > Here is a very good example http://www.youtube.com/watch?v=GzJSHQHTHy4
> > > Even if you don't use OpenStudio, you'll get the idea of what needs to
> > > be done.
> > >
> > > Miroslav
> > >
> > >
> > > On 1.07.2012 11:14, Vaibhav Jain wrote:
> > > >
> > > > This topic has been discussed very recently. Its also a good idea to
> > > > search the forum as common issues are usually discussed before.
> > > >
> > > >
> > > > However, following is the solution to non-convex surfaces:
> > > >
> > > > Hi,
> > > >
> > > > For dealing with non-convex surfaces who have to make sure that all
> > > > the surfaces (horizontal/vertical) are rectangular. For ex. if you
> > > > have a surface which is L shape than you have to divide it into two
> > > > rectangular surfaces, to make it understandable by E+. On visualizing
> > > > your IDF in a CAD software or Openstudio, you must be seeing
> > > > non-rectangular surfaces having many line in between. No prob.
> > > > Just subdivide all those surfaces into rectangular surfaces. That
> > > > should be fine.
> > > >
> > > > Hope this helps.
> > > >
> > > > Vaibhav Jain
> > > > www.vaibhavjain.co <http://www.vaibhavjain.co/>
> > > >
> > > >
> > > >
> > > >
> > > > On 1 July 2012 09:49, Javed Iqbal <eee.javed@
> > > > <mailto:eee.javed@>> wrote:
> > > >
> > > > Dear All,
> > > >
> > > >
> > > > I am getting following error while running my simulation. Program
> > > > runs successfully without termination though. How shall i overcome
> > > > this?
> > > >
> > > > ** Severe ** DetermineShadowingCombinations: There are 14
> > > > surfaces which are casting surfaces and are non-convex.
> > > > ** ~~~ ** ...Shadowing values may be inaccurate. Check .shd
> > > > report file for more surface shading details
> > > >
> > > >
> > > > Thanks in Advance!
> > > > --
> > > >
> > > >
> > > > Javed Iqbal, LEED AP, CEA
> > > > Energy Analyst
> > > >
> > > >
> > > >
> > > >
> > >
> >
> >  
> >
>




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