homework [RE-wrenches]

[Ray Walters]

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>
Old School?
Ouch, you're right, at least for grid tie annual output.
The wind loading issues definitely steer you to flatter mountings on  
roofs as well.
I still sawtooth and go 45 degrees for max production in off grid   
winters though.

Ray Walters



> In my own humble opinion, tilting modules up in saw tooth fashion  
> is old-school.
>
> William Miller
>
> PS:  You could run this model also in the PV Watts web based  
> calculator.  I think you will find that the result is a bit more  
> pessimistic, but still, add even a few more modules and again, lay  
> them flat on the roof.
>
>


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