Oil is being cooled from 180 deg F to 120 deg F in a 1 shell and 2 tube heat exchanger with an overall heat transfer coefficient of 40 Btu h middot ft 2 middot deg F Water (c pc 1 0 Btu lbm middot deg F) enters at 80 deg F and exits at 100 deg F with a mass flow rate of 20,000 lbm h, determine (a) ...

A 1shell and 2tube heat exchanger has specified overall heat transfer coefficient inlet and outlet t ...

Oil is being cooled from 180°F to 120°F in a 1-shell and 2-tube heat exchanger with an

Question:

Oil is being cooled from 180°F to 120°F in a 1-shell and 2-tube heat exchanger with an overall heat transfer coefficient of 40 Btu/h·ft²·°F. Water (c_pc= 1.0 Btu/lbm·°F) enters at 80°F and exits at 100°F with a mass flow rate of 20,000 lbm/h, determine

(a) The NTU value

(b) The surface area of the heat exchanger.

Oil flow |Trum Tcout Water flow Tein Tn.out