How can i calculate radiation on a special part of a surface?!

grasshopper ladybug-legacy
1

Hi all

Could u plz tell me
how can i calculate radiation on a special part of a surface? !
there is a rectangle but I gonna calculate radiation just on the circular surface, radius of circle is 20 cm!!!

Capture5896

2

simply supply only the circle to the geometry input on the radiation component.

3

Hi all

I have a domed shape that I attached it.
I can calculate radiation on my shape.
How can I calculate radiation on a special part of my shape?
Capture2

thanks in advance

4

Draw a geometry there in the opening and connect it to the component as geometry. If you have other geometries which cast shadow on this geometry you can connect them as context.

5

hello dear @mostapha

I attache 2 pictures. it was simulated radiation on the 2 picture. Just one of picture has context.
However i dont know why total radiation on the both pictures are equal?

![Capture444|512x442]
(upload://xEURxfbkLvofykZRVCQig9qobjY.jpeg)

Capture44

6

Capture444

7

Why do you think they should be different?
How do you think this “context” is affecting the checked surface?
-A.

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