[TRNSYS-users] Type 539 IAM

[Jeff Thornton]

Confirmed.  The formulation is IAM = 1 - b0 S - b1 S^2

The "more" button next to the parameter includes this information if you forget again.

Jeff

Sent from my iPad

On Mar 11, 2011, at 8:33 AM, Fred Betz <fbetz at aeieng.com> wrote:

> All,
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> It’s been a little while since I have modeled a solar thermal array.
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> Parameters 10 and 11 of Type 539 Flat Plate collector correspond to the opposite values on the SRCC sheets.
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> For example the IAM on the Vitosol 100 panel is -0.100(S) and -0.215(S) for the IAM equation (S)=1/cos(theta)-1
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> Therefore the IAM inputs for parameters 10 and 11 are: 0.1 and 0.215.
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> Please confirm.
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> Fred
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> FRED BETZ  PhD., LEED AP 
> SUSTAINABLE SYSTEMS ANALYST
> 
>  
> 
> AEI | AFFILIATED ENGINEERS, INC.  
> 5802 Research Park Blvd. | Madison, WI  53719
> 
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