渗铝钢管束应用的可靠性分析及研制

59200431,;,,:SO2SO3H2S;,,,;,,,,,24mm,,,,,,(18-81/3),,,,,22.1,-()0.1mm,0.05mm50%,FemAln;Al2O3FeO,,,1,Fe-Al1150,10#,1110#(100h)mm/a400500600700800SO2/O2=3/70.0020.0160.0250.0330.096SO3/O2=2/50.0030.0630.1630.2390.3881SO2O23/7,SO3(,255400)(,255400),,©1995-2004TsinghuaTongfangOpticalDiscCo.,Ltd.Allrightsreserved.6040O22/5,100[2],H2S,0.070.003mm/a2.2,:10mm593,0.069cm2/s,0.0678cm2/s,,,500,,0.0070.03mm/a,0.30.6mm/a,2040,0.03mm/a,,,2.310#,??GB8163-8710#(252.5),950980,,(1)2sMPabMPa%sMPabMPa%1283.1356.737.2254.7393.535.22254.7359.540.9260.4412.738.73255.9358.937.9271.7382.740.54260.4352.731.55259.3355.537.26259.3356.737.1262.1356.737.3262.3393.638.1GB816320533541524%20533541524%GB228-87,2,GB8163-87(2)GB242-82,,,3325.752626.252726.25123(3)GB246-82,D=25,S=2.5,H=15,,,H=15mm,:,b,,,Fe2Al5,,HRC60,,10#,,,,3,3.1,,,,,AlCr-Mo,50%,,,,,,©1995-2004TsinghuaTongfangOpticalDiscCo.,Ltd.Allrightsreserved.6120043,,Al,,,,,[3],,,AWSA5Cr-MoCr-Mo,,,,,,3.2,,,,GB151-1999B,,2AWSA5,,2344.1GB151-1999B,,JB4730-94:,10,H3.5mm:,,,345435053504.2,6,,5,,,,[q]=[]/2=57.4MPa,GB151-19995123456bMPa356.7354.9360.1357.8357.8344.8b/n118.9118.3120119.3119.3114.94.3,252.5AWSA5Cr-Mo,,,,RT,JB4730-94;6,,bGB8163-84335MPa,345(63)©1995-2004TsinghuaTongfangOpticalDiscCo.,Ltd.Allrightsreserved.6320043,CAD,,,,CAD,4,4.1,,,,,4.2,,,,CAD,,CAD,,CAD,CAD,CAD,,1,,CAD,1997712,AutoCAD2000,,199941,200132612345bMPa360.6358.3357.8362.3359.76:,,,5,,5,(:),1,,,19982,,3,,4GB1511999,(61)©1995-2004TsinghuaTongfangOpticalDiscCo.,Ltd.Allrightsreserved.4PROCESSEQUPMENT&PIPINGVo1.41No.3JUNE2004(TotalNo.222)ShanghaiChemicalEngineeringDesignInstituteShanghai200233Abstract:Inthispaper,thetypesofsteeloilstoragetanksinpetrochemicalindustryandthetypesofthefoundationsforthetanksaswellasthedesignandstructureofthefoundationswereintroducedtothedesignandconstructionpersonnelforreference.Keywords:steeloilstoragetank,domerooftank,floatingrooftank,coveredfloatingrooftank,foundation,designInstallationofSafetyAccessoriesforOrganicHeatCarrierHeatersTianXiujuanNingxiaWuzhongInstituteofBoilerandPressureVesselInspectionWuzhong751100Abstract:Theeffectandinstallationrequirementsofthesafetyaccessoriesfororganicheatcarrierheaterswereintroducedandpotentiallyhiddentroublesthatareinconsistentwiththesafetyre2quirementswerepointedoutinthispaper.Keywords:organicheatcarrierheater,safetyaccessories,installationrequirementAnUnderstandingofFlexibilityAnalysisinASMEB31.3ProcessPipingDingBominEastChinaUniversityofScienceandTechnologyShanghai200237YingDao-yanNationalTechnologyCenterofProcessEquipmentShanghai200040Abstract:BasedontheprovisionsspecifiedinASMEB31.3ProcessPiping,someviewsonthequestionsabouttheflexibilityanalysisoftheprocesspipingincludingtherelationshipbetweenflexibilityanalysisandfatigueevaluation,andwhethertheeffectofpressurewasincludedintheflexibilityanalysisornotetc.wereputforwardfordiscussion.Keywords:processpiping,flexibilityanalysis,fatigueevalu2ation,displacementstress,pressurestress,severecycliccondition,ASMEB31.3,ASMEVIII-2TechnologyofLeakLocationforOilPipelinesWangLan,WangYiEnvironmentalandChemicalEngineeringCollege,Xi’anJiaotongUniversityXi’an710000Abstract:Thetechnologyofleaklocationforthepipelinesispaidagreatdealofattentionbythepersonnelengagedinthepipelinemanagement.Thesystemofpipelineleaklocationisanimportantcomponentpartofthepipelineleakdetectionsystem.Inthispaper,somemethodsusedworldwideandsomeotherrisingtechnologyofleaklocationforoilpipelineswereintroduced.Theadvantagesanddisadvantagesofthosemethodswerealsoanalyzed.Itwasfiguredoutthatthelosscanbeminimizedonlywhentheleakagepointislocatedquicklyandaccuratelyandthusthemea2suresaretakenassoonaspossible.Keywords:pipeline,leakdetection;leaklocationApplicationofPressureReliefValvesagainst’WaterHammer’inLongOilPipelineLiYongPipelineStorageandTransportSubcompanyXuzhou221008Abstract:ThestructureandoperatingprincipleoftheDAN2FLOtypepressurereliefvalvesagainst’waterhammer’werein2troducedindetail.Thecausesof’waterhammer’occurredinlongoilpipelinewasalsoexplainedinthispaper.Basedontheserviceconditionsofthepressurereliefvalvesinthelongoilpipeline,somerecommendationsonoperationandmainte2nanceoftheminservicewereputforward.Keywords:pressurereliefvalve,structure,operatingprinci2ple,running-analysisExperienceinRevampingCentrifugalCompressorsinSyntheticAmmoniaPlantWeiZongshengChengdaEngineeringCorporationofChinaChengdu610041Abstract:Inthispaper,theexperienceinrevampingthepro2cessaircompressorandthesyntheticgascompressorinthe1000t/dammoniaplantforitstechnicalmodificationprojectwithaca2pacityincreaseof50%wasintroduced.Forthemodificationofprocessaircompression,itisamethodwithlessrevampingworkamount,lessriskandlessinvestmenttoaddaparallelcompressorthatisamulti-shaftmotor-drivencentrifugalcompressorthantomodifytheexistingprocessaircompressorunit,whichcansavemillionsofRMB.Forthemodificationofsyntheticgascompres2sion,changingtheinternalpartsorrenewingtheHP/LPcasingsofthesynthetic-gascompressorshouldbequotedbythetwomanu2facturersratherthanonlybytheoriginalmanufacturertoavoi