天然气场站低温环境下压力容器安全性评价分析

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1、英文摘要reducingofreducingoftemperature,andtheservicedangerisgrowing;option-3curvesofthreematerialunderdifferenttemperatureshowthehighertendencyanddobetterinreflectingthematerialcharacterswhilesufferinglargerload.3.Thetoughnessthicknesseffectofcommonmate

2、rialsofpressurevesselunderlowtemperatureisstudied.ThevaluesoffracturetoughnessJCunderlowtemperatureallemergethetrendoffirstriseandthendecreasewiththeincreasingofsamplethicknesstothesteelplateofpressurevessel.Thicknesseffectof16MnRshellmaterialafterse

3、rviceunderdifferenttemperatureisnotobvious,whichmeanslongtimeservicehasbiggerinfluencetomaterial.4.Buildingsafetyassessmentmethodthatfocusonpressurevesselscontainingcracksserviceunderlowtemperaturebasedonthetechniqueoffailureassessmentdiagram.thecrac

4、kof17-Pipedryfilterwhichhassurfacecrackin1stShaanxi-Beijingpipelinewassafetyassess,thisledtotheresultthattheDryFilterissafecurrentlyandthesafetymarginis0.51.Keywords:Lowtemperatureenvironment,Pressurevessel,Failureassessmentdiagram,Thicknesseffect,Sa

5、fetyassessment（InternationalCooperationProjectofPetroChinaCompanysupportsthepaper）IV万方数据目录目录第一章绪论...............................................................................................................................11.1研究背景..................

6、.............................................................................................................11.2陕京天然气管道场站工艺设备调研...................................................................................21.2.1陕京一线、二线概况........................

7、...............................................................................21.2.2陕京一线、二线场站调研...............................................................................................31.2.3陕京一线、二线压力容器材质调研......................................

8、.........................................31.2.4陕京一线、二线压力容器壁厚调研...............................................................................41.2.5陕京一线、二线场站环境极限低温调研.......................................................................41.3国内外压力容器安全评价