Aiming at the problems of interlock circuit complex and faults frequent of the origin boiler soot blowing control system for 300mw generation unit, elaborates the necessity of improvement.
针对300 MW火力发电机组原锅炉吹灰控制系统存在的联锁回路复杂、故障频繁等问题，阐述了对该系统进行改进的必要性。
Therefore one of the important issues in designing control system for hydrogenated unit is how to implement effective interlock to protect the unit under various dangerous conditions those may occur.
如何正确设计安全仪表系统、使其对装置可能出现的各类危险状况都能采取有效的联锁动作予以控制，则是加氢装置自控设计的重要内容之一。
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