设计出一套由PLC进行控制的紧急事故停机装置电气控制系统。
A set of electric control system of unit emergency stop device controlled by PLC was designed.
从确保发电系统的稳定性和安全性出发，对原发电系统中汽轮机的紧急停机控制电路进行了改造。
From the stability and the safety of generating system, the urgent cease control loop of the steam turbine was reformed.
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