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Home/Reference Data/Radiation View Factors/Concentric Spheres/concentric-spheres-r0p9

Concentric-Spheres-R0P9 — Concentric Spheres

Geometry Class
Concentric Spheres
Geometry Id
Concentric Spheres R0P9
Configuration Notes
F12=1; F21=0.81; F22=0.19.
Formula Expression
F12=1; F21=(r1/r2)^2
Geometry Description
Two Concentric spheres; R1/R2=0.90
Param 1 Name
R1 Over R2
Param 1 Value
0.9
Reciprocity F21
0.81
Surface 1
Inner Sphere Surface (radius R1)
Surface 2
Outer Sphere Surface (radius R2)
View Factor F12
1

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concentric_spheres — geometry id concentric_spheres_r0p9 · configuration notes F12=1; F21=0.81; F22=0.19. · geometry description Two concentric spheres; r1/r2=0.90 · reciprocity F21 0.81 · param 1 value 0.9 | Radiation View Factors | Engineering Database