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ID:43324164
大小:63.05 KB
页数:13页
时间:2019-10-01
《DEH伺服阀故障原因分析》由会员上传分享,免费在线阅读,更多相关内容在工程资料-天天文库。
1、DEH伺服阀故障原因分析135mwsteamturbineDEHservovalvefailurecauseanalysis-usemaintenance一returntothehomepageofChinaindustrialcontrolnetworkbrandnewsconferencepaperproductdownloadapplicationprizeknowhomecontrolintheBBSblogeliteThetalentmarketstudiesWAPTVPLATMPfortheindustrialandcontrolmarketAcom
2、prehensiveknowledgeoftheresearchandresearchpositionsofthecommunitynewsandexhibitioninthepaperPLCDCSPACindustrialcontrolunitCPCI/PXIembeddedsystemRTUintegratedcontrolindustrialsafetySCADAautomationsoftwareinformatizationsoftwareinformationmachineinterfaceindustrialEthernetfieldbuswire
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5、ndapplicationofprofessionalpapersBBShomepageusingrepairdatadownloadonlinetutorialsautomationtrainingtechnicalseminarprizeessayprofessionalbookcurrentlocation:home>>technologycenter>>>touseandrepair>135MWturbineDEHservovalvefailureanalysis135MWturbineDEHservovalvefailureanalysisAuthor
6、:releasetime:2011-5-1122:37:55reading:575NanjingSuYuanthermoelectricco.,LTD・,aperiodof2unitsof135mwelectrichydraulic(EH)systemusinghigh-pressurefuelsystem,oilmotivationisusedtocontrolthesteamturbineinletsteamvalveopening.Oilmotiveservovalveonsteamturbinecontrolsystem(DEH)electricalsi
7、gnalistransformedintocontrolthedisplacementoftheservovalvevalve,bychangingtheoilmotivecylinderofhighpressureresistantfuelfeedanddrainagecapacity,controloilmotivestrokeposition.DEHcontrolsystemUSESisI/AseriesofShanghaiFOXBOROcompanysystem,servocardforShanghaisteamturbinefactorycontrol
8、centerofSVP-
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