[TRNSYS-users] Surprising phenomenon with Type 67

[Diego A. Arias]

Dear David,
I was not able to reproduce the error.  Which version that you are 
running? (16.01.xxxx)
Please try downloading the latest version 16.01.0003.
Best regards,

Diego

Enertech wrote:
> Dear Trnsys Users,
>
> I've identified quite a strange phenomenon with Type 67.
> I've used an empty shading mask for south orientation, that is, 
> angular height from azimuth -90° to 90° is 0, and it's 90 form 90° to 
> 180° and from -180° to -90°.
> The shading mask has no effect on beam radiation except... each day at 
> 13 o'clock, as you can see on the printed values of the beam radiation 
> before and after the shading mask. At 13 o'clock, the shading mask 
> turns the beam radiation to 0.
>
> .tpf, mask and printed values are attached to this e-mail.
>
> Do you have any explanation ?
> Thanks in advance for your help,
>
> Best regards,
>
>
>
> ===========================
> David Chénier
> ENERTECH
> F-26160 FELINES SUR RIMANDOULE
> tel-fax : 04 75 90 18 54
> Email : sidler at club-internet.fr
> Web  : http://sidler.club.fr
> ================================
>   
-- 
Diego A. Arias
TRNSYS Coordinator
Solar Energy Laboratory
University of Wisconsin - Madison
1500 Engineering Drive
Madison, WI 53706