Abstract：The composition of the chemical production factory fire water system is introduced, as well as the requirements of a complete set of the fire water system. According to the requirements, various devices are configured. Its sequence and interlock control ensure that when a fire disaster occurs, the fire water system can provide enough water quantity and water pressure for the use of fire extinguishing. The Siemens PLC makes control circuit programmed and simplified.
2021, Vol. 22 
