Use of SCADA systems for rapid detection cut-off valve off alarm
Yan Ju · Petrochemical Industry Application · 2009
After line fast block valve accidentally automatic cutout,the dispatcher needs according to the pipe network pressure operational aspect,to undergo certain time judgment to be able to discover that like this will have the influence to the safety in production.And outside loses the spirit according to the air input,after calculating the valve chamber upstream and downstream SCADA system check point valve chamber shuts off the warning to limit, carries on the hypothesis,uses SCADA system real-time data gathering,the manufacture drawdown curve.After valve chamber automatic cutout,the SCADA system examination achieves when the warning limiting value starts to report to the police,reminds the dispatcher to observe the analysis,makes judgment processing rapidly,avoids to producing has the tremendous influence.