What is the specific flux of the system if it contains 75 sq. ft. of filter area and operates for 24 hours at a flow rate of 5 gpm? Assume that the water temperature is 20℃ and the TMP of the system is 20 psi.
(a) 5.6 gfd/psi
(b) 4.8 gfd/psi
(c) 9.4 gfd/psi
(d) 5.5 gfd/psi
The question was asked during an interview.
My query is from Membrane Filter topic in portion Building Blocks of Dairy Processing of Dairy Engineering