A cylindrical tank 80 cm in diameter and 2.0 m high contains water at 80C. The tank

Question:

A cylindrical tank 80 cm in diameter and 2.0 m high contains water at 80ºC. The tank is 90 percent full, and insulation is to be added so that the water temperature will not drop more than 2ºC per hour. Using the information given in this chapter, specify an insulating material and calculate the thickness required for the specified cooling rate.