Description
当发现多个自调系统失灵,监控画面上自调阀阀位在全开或全关位置,立即检查仪表气源压力,若气源压力小于0.4MPa,则不正常,检查气源管道有无堵塞或漏气现象;若气源压力小于0.2MPa,立即进行紧急停车。将监控画面上的自调系统全部打到手动,将调节阀阀位调到安全位置,通知仪表工检查气源,同时到现场进行操作,关闭调节阀两端的截止阀,用旁路阀操作。
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