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[EnergyPlus_Support] Re: U-Value Calculation
- To: EnergyPlus_Support@xxxxxxxxxxxxxxx
- Subject: [EnergyPlus_Support] Re: U-Value Calculation
- From: "tobias.leibing" <tobias.leibing@xxxxxx>
- Date: Sat, 21 Nov 2009 00:30:52 -0000
- Delivered-to: mailing list EnergyPlus_Support@xxxxxxxxxxxxxxx
- Delivery-date: Fri, 20 Nov 2009 17:31:54 -0700
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exactly..
ok, this looks really like a case of 'not seeing the forest for the trees' ..
turns out that I had a typo, the thickness of the gypsum varies about one decimal power... that explains everything..
thanks anyway...
--- In EnergyPlus_Support@xxxxxxxxxxxxxxx, Linda Lawrie <linda@...> wrote:
>
> As I remember you add up the individual R values for each layer and
> take the inverse. When you do that you come up with .735
>
> Output:Constructions, Constructions, Materials;
>
> Will put it in the .eio file.
>
> At 03:03 PM 11/20/2009, tobias.leibing wrote:
> >Hey there,
> >
> >I have some problems with the U-value calculation of
> >EnergyPlus. For some reason the by EnergyPlus calculated U-values
> >are not correct.
>
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