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Re: [EnergyPlus_Support] WINDOWGLASS



Actually G-C is glass conductance (center of glass, I believe).  These do not 
translate at all to EnergyPlus inputs, because these are overall properties of 
a complete window construction.  

In the EnergyPlus Datasets folder, WindowConstructs.idf contains predefined 
window constructions from the DOE-2.1E window library and lists in comments the 
corresponding glass type code, u-value, shading coefficient, etc.  The 
materials listed are defined in WindowGasMaterials.idf and 
WindowGlassMaterials.idf

Mike




On 1 Jun 2005, at 7:56, Jeff Haberl wrote:

> These are shortcuts, which are explained in the manual -- recall that DOE-2 was
> first used on punch cards. 
> 
> P is for panes, S-C is for shading coefficient, G-C is for glass code 
> 
> Jeff
> BB 8=!  8=)  :=)  8=)  ;=)  8=)  8=(  8=)  :=')  8=)  8=)  8=? BB
> 
> Jeff S. Haberl, Ph.D., P.E.............................jhaberl@xxxxxxxxxxxx
> 
> Professor......................................................Office Ph:
> 979-845-6507
> 
> Department of Architecture.......................Lab Ph: 979-845-6065 
> 
> Energy Systems Laboratory.......................FAX: 979-862-2457 
> 
> Texas A&M University..............................77843-3581
> 
> College Station, Texas, USA.......................URL: www-esl.tamu.edu
> 
> BB 8=/  8=)  :=)  8=)  ;=)  8=)  8=()  8=) 8=?  8=)  8=)  8= BB
> 
> 
> -----Original Message-----
> From: EnergyPlus_Support@xxxxxxxxxxxxxxx <EnergyPlus_Support@xxxxxxxxxxxxxxx>
> To: EnergyPlus_Support@xxxxxxxxxxxxxxx <EnergyPlus_Support@xxxxxxxxxxxxxxx>
> Sent: Wed Jun 01 02:53:17 2005 Subject: [EnergyPlus_Support] WINDOWGLASS
> 
> Dear,
> I want to know what do P, S-C and G-C mean in Doe-2.1E as follow:
> 
> GT-WIN-1 =GLASS-TYPE    P=1  S-C=.45  G-C=7.75  
> 
> Could you explain what they mean? How can I input the glass parameters 
> such as solar transmittance£¬solar reflectance and visible 
> transmittance in the IDF of EnergyPlus according to these data in Doe-
> 2.1E? Thanks in advance!
> 
> Best,
> 
> Stewart
> 
> 
> 
> 
> 
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> 
> 
> 
> 
> 
> 
> 
> 
> 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.
> 
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> 
> 
> 
> 



========================================================
Michael J. Witte, GARD Analytics, Inc.
EnergyPlus Testing and Support      
EnergyPlus-Support@xxxxxxxx




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