SF_24

Function SF_24 provides the shape factor ([m] or [ft]) for conduction through a plane wall.
Inputs:
L = thickness of wall ([m] or [ft])
A = area of wall ([m^2] or [ft^2])
Example: SF = SF_24(L, A)
Reference: Barron, R.F., G.F. Nellis, Cryogenic Heat Transfer, 2nd Edition, Taylor and Francis, New York, (2015).
Example:
$UnitSystem SI Mass J K Pa Radian
$VarInfo L, SF units=m
$VarInfo A units = m^2
L = 0.1 [m]
A = 1 [m^2]
SF = SF_24(L, A)
{Solution:
SF = 10 [m]}