Basic Process Knowledge (Multiple Choice) 20181111
Thread Content
According to the test requirements for restoring the temperature in a cold storage, the temperature rise over 6 hours after shutdown should be measured. A. It can only be carried out when the temperature difference between indoors and outdoors is 25. B. Stop the system and conduct the test after lowering the warehouse temperature from room temperature to the designated level. C. Fill the warehouse with cold goods, lower the temperature to the minimum specified level, and allow sufficient cooling before conducting the test. D. When the warehouse is empty, use method C for testing
C. Fill the tank with cold goods, bring it down to the lower limit of the designed tank temperature, and allow it to cool thoroughly before taking measurements