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Re: [TRNSYS-users] Type 31

Hi, 

Yes, it is the U-value based on the inner surface area. The total heat transfer is calculated as:
Q = UA * (T_internal - T_amb)
Please go to the manual, volume 5 'Mathematical reference', section '5.6.15 Type 31: Pipe Or Duct'.
Best regards,

Diego

----- Original Message -----
From: comi.daniele.poli@alice.it
Date: Sunday, February 25, 2007 7:23 am
Subject: [TRNSYS-users] Type 31
To: trnsys-users@engr.wisc.edu


> Hello,
> What does TRNsys intend for "heat transfer coefficient for thermal 
> losses to the environment based on the inside pipe surface area" (the 
> 3rd parameter of type 31)?
> is this parameter the U-value of the pipe?
> Thanks.
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