摘要
根据二氧化硫风机的工艺流程特点和对控制的要求,采用SIMATIC S7_300 PLC可编程控制器以及其他控制设备,构成二氧化硫风机控制系统。实现了二氧化硫风机启停及相关设备的连锁,并对紧急停机进行PLC控制处理,从而达到了安全、高效的目的。
According to the characteristics of technological process of sulfur dioxide fan and the request for controlling,the control system is constituted of SIMATIC S7_300 PLC and other control devices.It realizes sulfur dioxide fan start/stop and related equipments chains.It also uses PLC control to deal with emergency shut-down.The whole system is safe and high-efficiency.
