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A pipe is coated on the inside with naphthalene and has an inside diameter of 2 . 5 cm and a length of 1 .
A pipe is coated on the inside with naphthalene and has an inside diameter of cm and a length of m Air at K and kPa flows through this pipe at a velocity of ms Calculate the molar flux of naphthalene kmolms which evaporates to air and mass transfer coefficients kc ky at process conditions. Dnaphtairtimes ms; airtimes Pas; air kgm; Pnapht kPa atprocess conditions.
Flow inside the pipe
Sh ReSc ; Re ; Sc
Sh ReSc; Re ; Sc
Flow outside the pipe perpendicular to the cylinder axis
JD Re; Re ; Sc
Parallel flow the flat sheet
JD Re; Re
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