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SF_16

 

 

Function SF_16 provides the shape factor ([m] or [ft]) for conduction between a thin strip and the exterior of an elliptical body.

 

Inputs:

 a = half-width of strip ([m] or [ft])

 c = major radius of ellipse ([m] or [ft])

 d = minor radius of ellipse ([m] or [ft])

 L = length of beam ([m] or [ft])

 

Example:  SF =  SF_16(a, c, d, L)

 

Reference: Wong, H. (1977). Heat transfer for engineers. London: Longman Group Ltd. p. 21.

 

Example:

$UnitSystem SI Mass J K Pa Radian

$VarInfo a, c, d, L, SF units=m

a = 0.1 [m]

c = 0.2 [m]

d = 0.1 [m]

L = 1 [m]

SF = SF_16(a, c, d, L)

 

{Solution:

SF = 5.719 [m]}

 

Shape Factors Index