[TRNSYS-users] problem of sky temperatures

[David BRADLEY]

Pauline,
   Type69 and Type15 use different algorithms for computing sky 
temperature. The algorithms are discussed in the 04 Mathematical 
Reference manual.
Kind regards,
  David


On 9/18/2013 08:40, Pauline GELIN wrote:
>
> Hello,
>
> sorry to ask again the same question but I can’t understand why the 
> values of sky temperature from weather component type 15 and from 
> component 69 (with inputs from the same type 15) are different.
>
> Anyone could help me to understand?
>
> Hanks a lot for your answers.
>
> Best Regards,
>
> *Pauline GELIN*
>
> *Ingénieur Conception environnementale*
>
> cid:image004.jpg at 01CE062A.F4C2C000
>
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>
> 10 avenue des canuts
>
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> *www.woopa.coop* <http://www.woopa.coop>**
>
> *De :*Pauline GELIN
> *Envoyé :* mercredi 22 août 2012 11:18
> *À :* 'David BRADLEY'; 'Matt Duffy <duffy at tess-inc.com> 
> (duffy at tess-inc.com)'; 'trnsys-users (trnsys-users at cae.wisc.edu)'
> *Cc :* Amélie MARILLER; Vincent MORELLE
> *Objet :* problem of sky temperatures
>
> Hello,
>
> For a project I would like to check if the effective sky temperature 
> done by the weather type 9 (Meteonorm) is the same than the 
> temperature calculated in the type 69 (with 4 inputs from the type 9).
>
> In fact there are different.
>
> How can we explain that whereas there is the same descriptions?
>
> Thank you very much for your answers.
>
> Best regards,
>
> Pauline Gelin
>
> **
>
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> *KATENE*
>
> **
>
> *10 avenue des Canuts – 69120 VAULX EN VELIN*
>
> *0437453347***
>
> **
>

-- 
***************************
David BRADLEY
Principal
Thermal Energy Systems Specialists, LLC
22 North Carroll Street - suite 370
Madison, WI  53703 USA

P:+1.608.274.2577
F:+1.608.278.1475
d.bradley at tess-inc.com

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

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