[TRNSYS-users] weather data - zenith angle

[David Bradley]

Charles,
   The zenith angle is calculated by both components. My recommendation 
would be to use Type15, particularly if you are are working in Trnsys17.
Best,
  David

On 7/7/2010 08:03, LAUNAY Charles 226591 wrote:
>
> Dear all,
>
> I would like to know whether the "zenith angle" is read in a TM2 file, 
> or calculated by the weather data processors (types 109 and 15).
>
> When I read the output "zenith angle" of a weather data processor, I 
> find different values when using type 109 or type 15.
>
> Thanks for your help
>
> Regards,
>
> Charles LAUNAY
>
>
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-- 
***************************
David BRADLEY
Principal
Thermal Energy Systems Specialists, LLC
22 North Carroll Street - suite 370
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P:+1.608.274.2577
F:+1.608.278.1475
bradley at tess-inc.com

http://www.tess-inc.com
http://www.trnsys.com

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