埋地油气管道交流干扰腐蚀及防护研究进展

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3、ResearchProgressofACInterferenceCorrosionandProtectionofBuriedOilandGasPipelinesLIZi-li1,SUNYun-feng2,LIUJing1,LIYi3,WANGYa-ru4,TANGSen2,CHENLi-feng51.CollegeofPipelineandCivilEngineering,ChinaUniversityofPetroleum,Qingdao266555;2.BeijingOilandGasPipelineC

4、ontrolCenter,CNPC,Beijing100007;3.ChinaPetroWest-eastGasPipelineCompanyGansuandShanxiManagementoffice,Xi′an710000;4.CNOOCLimitedQHD32-6OperatingCompany,Qinhuangdao300452;5.ShandongKenliPetrochemicalCompany,Dongying257500Abstract:Themechanism,featureandinfluen

5、cefactorsonACinterferencecorrosionofoilandgaspipelinesareintroduced;therelevantnewclaaasificationcriteriaofrisksandtheadvancedmonitoringandprotectionmethodsforACinterferencecorrosionaregiven.Meanwhile,thelateststudyonthecriteriaofcathodicprotectioninthepres

6、enceofACinterferencecorrosionisalsostatedwithviewsoftheauthor.Intheend,severalsuggestionsontestingmethods,evaluationandprotectionstrategiesaboutACcorrosionarepostulated.Keywords:oilandgaspipelines;ACinterference;protectionUE~,F/vlYU',D3Fu>,#&0DFuj

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