工业锅炉平管板和凸形管板结构的有限元分析比较

:10048774(2008)011104:(1971-),,,1993;()12;,工业锅炉平管板和凸形管板结构的有限元分析比较:20070926郭平1,俞树荣1,王宏建2(1.,730050;2.(),730065):,,,:;;:TK223.1+1:AIndustryBoilerFlatTubePlateandConvexityTubePlateStructureFiniteElementAnalysisandComparisonGUOPing1,YUShurong1,WANGHongjian2(1.LanzhouUniversityofTechnology,Gansu730060,China;2.ChinaNuclearPowerEquipmentCo.Ltd(StateRun471Factory),Gansu730065,China)Abstract:Usingthefiniteelementmethodtotheindustryboilertubeplatecarriesonthequalitativeanalysis,andobtainstheindustryboilercommonlyusedthreekindoftypestubeplatesunderthesimilarsizespecificationandthestressconditiondistortionandthestressdistribution,aswellasbiggeststressvalueandposition.Andhascarriedonthecomparisontothreekindoftubeplatesstressdistributionsituations,hasprovidedthecertainreferencefortheindustryboilertubeplatedesigncalculation.Keywords:industryboiler;tubeplate;finiteelement0,,,,,[1],,,,GB/T165081996![2],,()(),,,,,(11∀∀),,11.1,,,,,,,,,,(),,,1.2MPa,1400mm,16mm,3000mm,63.5#3.5,90mm,111.2,,,,,,:,,;,,1,,,,;(),222,E=2#1011Pa,=0.3,8SOLID45,SmartSize,20331220081(107)Static,/,CPU2.0GHz,512MB,1.5~23POST1,vonMisesstress456()784,:88.6MPa,152MPa,308MPa:,(),:,,,;,,,,,,,,,,,13∀∀,200~250∃,150MPa(),,308MPa,,,308MPa,,,(),,,,,,,,,,,,,[3],,,,,,,,,,%&,,,[1][M].:,2005.[2]GB/T165081996[S].[3][M].:,2004.1420081(107)