[Radiance-general] HIgh illuminance values.

[R Fritz]

Could there be direct sun slipping through?

Randolph

On Apr 22, 2009, at 6:42 PM, G V DEEPAK wrote:

> Hello Everyone,
>
> I am performing simulations of Venetian blinds, for blind angles  
> from  0 to 45.
>
> The illuminance values for the blind angles of 0 degrees and 45  
> degrees seem to be fine.
> However,  I am getting very high illuminance values for the 15  
> degree and 30 degree blind angles for the sensor point which is  
> closest to the window .
> The values are ranging from 8000 lux to 20,000 lux. which I guess  
> are totally unreasonable results when we have blinds placed in a room.
>
> These values are higher for the blind angles of 15 degrees and 30  
> degrees than for the completely open blinds (zero blind angle gives  
> us illuminance of 2500 lx).
>
>
> Any idea why we are getting these high illuminance values for 15 and  
> 30 degree blind angles?
>
> Thank you.
>
> G V DEEPAK
> Graduate Research Assistant
> M.E. Rinker, Sr. School of Building Construction.
> University Of Florida.
>
>
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