OPTO22PLC吴荣祥(上海石化水务公司,200540) : OPTO22(PLC)、。、。、,。: : 1674-1099 (2008)06-0035-04 :TP271+3 : A收稿日期:2008-09-04。作者简介:吴荣祥,男,1965年出生,2007年毕业于华东理工大学自动化专业,工程师,从事信息管理工作。 5,(8)、(12)、(8)。(、、),、,,。,。,,,。(PLC),。,OPTO22PLC;;。1 1。1 ,,。1.1 1.1.1 设定投运滤池的数量。(1),1~8。(2),(23)。5min,。:=/×60:5#~8#;4~10m/h;1.1.2 滤池运行要求(1)(,、、、,);;,·35· 24 6200812 TechnologyEconomicsinPetrochemicals;(2),,;(3)。1.1.3 滤池运行调节要求(1),6s;(2),,2s,2min,1s;(3),,,;(4),。1.2 1.2.1 滤池反冲洗条件(1);(2),(,1h);(3)。1.2.2 冲洗前准备(1)40min,。,。,,,,,,。(2):,,,,,。1.2.3 冲洗过程中的故障处理(1),60s,,。(2)30min,,。(3),。2 ,,:(1)();(2);(3);(4),(),;(5)OPTO22PLC。2.1 、[1]。(1)(),,。(2),PLC/(I/O),,,。(3)I/OOPTO22(SNAPENTERNET-BASEDI/OUNITS),,I/O,I/O,[2];,I/O4000V(),。,I/O,I/O,,。CPUSNAP-LCEController,6SNAP-ENET-S64,/1。1 1178211232344·36· TechnologyEconomicsinPetrochemicals 24 6 2008122.2 2。2 3 ,,,。,,。3.1 ,,;,。5:(1);(2);(3);(4)((2));(5)((3))。,(1),(1)。3.2 (2)、(3),,,。,,,()。,,。,,。3.3 ,,,。,,,,。,。((1)、(2)),40min,:、、(40min)、、。3.4 (),。3.5 OPTO22CPU100Mb/s,100Mb/s。OPTO22·37· 6(2008) .OPTO22PLC,SNAPCPUI/O,,,100Mb/s。CPU。CPUCPU,CPU。,,。4 ,,,。,,。OPTO22CPU,,。,。1 .[M].:,2005.3172 ,,,.[M].:,2004.507ApplicationofOPTO22PLCMonitoringSysteminWaterTreatmentControlWuRongxiang(WaterWorks,ShanghaiPetrochemicalCo.,Ltd.200540)ABSTRACTThefullyintegratedOPTO22PLCisawholeprocesscontrolsystemintegratedbydatacollectionandstore,communicationsandoperationcontrol,whichiswidelyusedinwatertreatmentindustryforitsgoodexpandability,flexibilityandopenness.Thispaperintroducedtheapplicationofthismonitoringsysteminwatertreatmentcontrolofthree-layerstructureascentralmonitorstationmanagementlayer,workshopsubstationcontrollayerandsitelayer.Withthismonitoringsystem,thewatertreatmentsystemiskeptinidealsituationofoperationandmanagement.Keywords:watertreatment,monitoringsystem,fullyintegrated,application ,。,,。,。,。,。。,。,,,。,15%~20%;,50%。,。,Sasol、。,,。(刘玉娣摘自日JCW,Oct.9,2008:1)·38· TechnologyEconomicsinPetrochemicals 24 6 200812