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回复： Re: [EnergyPlus_Support] IFC to IDF

To: EnergyPlus_Support@xxxxxxxxxxxxxxx
Subject: 回复： Re: [EnergyPlus_Support] IFC to IDF
From: tandog tandog <tandogxy@xxxxxxxxxxxx>
Date: Wed, 28 Sep 2005 22:16:19 +0800 (CST)
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I wrote a thesis about ifc to idf , the topic of this
thesis is link of architectural model and energyplus.
but the file is too big, the pdf file is over 4 Mb, if
you are interested in it, i can send it to you.

tandog

--- Bing Dong <allen_dongenergy@xxxxxxxxxxxx>写道:

> Hi Mike,
>  
> The building I drawed did have such basic elements.
> However , it does not work. I have no idea. 
> I will try some different ways again. 
> Maybe IFC is not popular in energy analysis group. 
>  
> Thank you anyway.
>  
> Regards,
>  
> Allen
> 
> "Michael J. Witte" <mjwitte@xxxxxxxx> wrote:
> From the IFC to IDF User Manual:
> 
> "Geometry is extracted for the following IFC
> classes:  IfcBuilding, 
> IfcBuildingStorey, IfcSpace, IfcWall, IfcWindow,
> IfcDoor, IfcFloor, 
> IfcRoofSlab."  
> 
> I do not use CAD tools, so I cannot speak for sure,
> but my understanding is 
> that you must have Building, Space, and Surface
> (Wall, Window, Door, Floor, 
> Roof) objects.  Does that help?
> 
> Mike
> 
> 
> 
> On 21 Sep 2005, at 14:24, allen_dongenergy wrote:
> 
> > Dear All,
> > 
> > I have problems with IFC to IDF. 
> > 
> > 1. I use ADT to draw a simple building. The
> command in ADT I use 
> > is "Design"->"add wall"->"add slab".........then I
> export as IFC 
> > file. I try to use BSpro to convert IFC to IDF,
> there are several 
> > warnings and errors as below:
> > 
> > ! WARNING - No Building instances found in the IFC
> file.
> > 
> > ! WARNING - Thermal Surfaces, especially Floors
> and Ceilings may be 
> > incorrectly positioned.
> > 
> > ! ERROR - No Space instances in IFC file
> > 
> > 
> > 2. I tried to use "space" and "space boundary
> "command in ADT to 
> > draw,but the errors are below:
> > 
> > ! Number of Exterior Surface Objects returned by
> GetExteriorSurfaces 
> > for Space EKMcGW%< LY)xy7aH0@2 = 0
> > 
> > ! WARNING: Space EKMcGW%< LY)xy7aH0@2 Area =
> 12767.905982 - 
> > Remaining Unwritten Floor Area = 12767.905982
> > 
> > ! WARNING: Space EKMcGW%< LY)xy7aH0@2 Area =
> 12767.905982 - 
> > Remaining Unwritten Ceiling/Roof Area =
> 12767.905982
> > 
> > Is there anyone know how to draw a acceptable
> building in ADT? 
> > Actually I can run through GBS(green building
> studo which 
> > usesDOE2.2) correctly using the first drawing
> method. 
> > 
> > 
> > Thank you very much!
> > 
> > Regards,
> > 
> > Allen
> > 
> > 
> > 
> > 
> > 
> > 
> > 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.
> > 
> > EnergyPlus Documentation is searchable.  Open
> EPlusMainMenu.idf and press the
> > "search" button.
> > 
> > Yahoo! Groups Links
> > 
> > 
> > 
> > 
> > 
> > 
> > 
> > 
> > 
> 
> 
> 
>
========================================================
> Michael J. Witte, GARD Analytics, Inc.
> EnergyPlus Testing and Support      
> EnergyPlus-Support@xxxxxxxx
> 
> 
> 
> 
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> 
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References:
- Re: [EnergyPlus_Support] IFC to IDF
  - From: Bing Dong

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