预览加载中，请您耐心等待几秒...

660MW机组直流事故润滑油泵管路改造.docx

预览
1/2
2/2

在线预览结束，喜欢就下载吧，查找使用更方便

下载提示 文本预览

如果您无法下载资料，请参考说明：

1、部分资料下载需要金币，请确保您的账户上有足够的金币

2、已购买过的文档，再次下载不重复扣费

3、资料包下载后请先用软件解压，在使用对应软件打开

660MW机组直流事故润滑油泵管路改造 Title:ModificationofLubricantOilPumpCircuitfor660MWUnitinCaseofDCAccidents Introduction: Thelubricantoilpumpcircuitisacriticalcomponentofanypowergenerationunit,includingthe660MWunit.Accidentsinvolvingdirectcurrent(DC)poseasignificantrisktothelubricationsystemandcanleadtosystemfailures,resultinginunplannedshutdownsandpotentialdamagetotheunit.Therefore,itiscrucialtomodifythelubricantoilpumpcircuittoensuretheunit'scontinuousoperationandpreventanypotentialaccidents.Thispaperaimstodiscussthevariousaspectsofthelubricantoilpumpcircuitmodificationfor660MWunitsintheeventofDCaccidents. I.Background: 1.1Overviewofthelubricationsystemin660MWunits 1.2TypicalrisksassociatedwithDCaccidentsandthelubricantoilpumpcircuit 1.3Needformodificationtoenhancesafetyandreliability II.AnalysisofExistingLubricantOilPumpCircuit: 2.1Componentsofthecurrentsystemandtheirfunctions 2.2PotentialweakpointsandvulnerabilitiesintheeventofaDCaccident 2.3Implicationsofsystemfailuresonunitoperationandsafety III.ProposedModifications: 3.1Redesigningthelubricantoilpumpcircuittoimprovereliability 3.2ImplementationofsafetymeasurestopreventsystemfailuresintheeventofDCaccidents 3.3Introductionofredundantsystemsforcontinuousoperationandimprovedreliability IV.ModificationImplementationPlan: 4.1Step-by-stepapproachforimplementingthemodifications 4.2Impactassessmentandfeasibilityofmodifications 4.3Costestimationandpotentialbenefitsofthemodification V.SafetyandReliabilityAnalysis: 5.1Evaluationofthemodifiedlubricantoilpumpcircuit'ssafetyandreliability 5.2Potentialimplicationsonunitperformanceduringnormaloperations 5.3Riskmitigationstrategiestoaddressanyshortcomingsofthemodifiedsystem VI.CaseStudiesandLessonsLearned: 6.1Examinationofsimilarmodificationsinotherpowergenerationunits 6.2Analysisoflessonslearnedandbestpracticesfromthosemodifications 6.3Applicabilityandrelevanceofthefindingsincontextwiththe660MWunit VII.Conclusion: 7.1Summaryoftheproposedmodificationanditsbenefits 7.2Importanceofenhancingt