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RE: [EnergyPlus_Support] Slab program equations




The slab program uses a 3D explicit finite difference scheme to solve the heat diffusion equation.



It is based on the PhD dissertation by William Bahnfleth:



Bahnfleth, W. (1989). Three-Dimensional Modeling of Heat Transfer from Slab Floors. University of Illinois at Urbana Champaign.



From: EnergyPlus_Support@xxxxxxxxxxxxxxx [mailto:EnergyPlus_Support@xxxxxxxxxxxxxxx] On Behalf Of Javed Iqbal
Sent: Thursday, May 17, 2012 2:57 AM
To: EnergyPlus_Support@xxxxxxxxxxxxxxx
Subject: Re: [EnergyPlus_Support] Slab program equations





Hi,



This is not specific to Energy Plus Slab Program but it will give you some insight on Thermodynamics behind Heat Loss from a slab to the ground.



Thanks!

On Thu, May 17, 2012 at 12:56 PM, FrancescoP <<mailto:direzionecontraria@xxxxxxxx>direzionecontraria@xxxxxxxx> wrote:



For a research, I'm interested in comparing different methods to model the heat losses through the ground. I'm wondering whether I could know the equations which are used in the slab program, in particular the equations relative to the temperature below the ground layer, please.
Best regards





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