Purification Daily Question 2018-12-5
Thread Content
In the drum three-element control system, the three elements refer to ( ). A Feedwater flow rate, steam flow rate, and drum level B Feedwater flow rate, steam flow rate, and steam pressure C Feedwater flow rate, steam pressure, and drum level D Steam flow rate, steam pressure, and drum level A
A: Water supply flow rate, steam flow rate, and drum liquid level
A: Water supply flow rate, steam flow rate, and drum liquid level