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１飞机加油系统控制对象描述于洪机场飞机加油系统的控制对象主要是８个加油管路中的电磁阀、８个流量计、８个加油井臂和一个储油罐，系统布置如图１所示。２系统的功能整个系统按功能分为下列三个子系统：（１）飞机加油监控子系统：完成加油井臂的升降控制、电磁阀的开关控
1 aircraft refueling system control object described in Hong Airport aircraft refueling system control object is mainly 8 refueling pipelines in the solenoid valve, 8 flow meter, 8 oil well arm and a storage tank, the system layout shown in Figure 1 Show. 2 system functions The entire system is divided into the following three subsystems by function: (1) aircraft fuel monitoring subsystem: to complete the lifting of oil well arm control, solenoid valve switch