Tubular Heat Pipe

INPUT
Length of heat pipe (L) [m]
Evaporator length of heat pipe (Levap) [m]
Condenser length of heat pipe (Lcond) [m]
Outer diameter of heat pipe (do.shell) [m]
Wick thickness of heat pipe (twick) [m]
Shell thickness of heat pipe (tshell) [m]
Mesh number [-]
Porosity of wick [-]
Operation temperature (Twork) [ºC]
Orientation angle (θ) [º]

OUTPUT
Maximum heat transfer rate [W]
Effective thermal conductivity [W]