Задачи Процессы пищевых производств

Task 4. Determine the total amount of heat that is given off by the outer surfaces of the vertical apparatus to the environment in 1 hour
Shape: parallelepiped,
Dimensions:630*840*710
External surface temperature:
Vertical: 55 C
Horizontal: 65C.
Ambient temperature is: 20 C
Emissivity of total normal surface radiation = 0.92

TASK 5. Determine the diffusion coefficient of a given ammonia-water system. The temperature of the medium is 35 C, the pressure of the medium is 105