俄罗斯与我国管道规范在工艺计算上的差异

*():,,2004,23(10)20~23介绍了俄罗斯管道设计规范与我国管道设计规范在管道壁厚计算输油工艺计算及输气工艺计算等方面的一些主要区别,列出了两个规范中采用的主要计算公式,并对计算结果进行了比较管道设计规范工艺计算管道壁厚水力摩阻系数标况流量,,,,,,一管道壁厚计算,,SNIP2.05.06-8556,(1)(2),(2)D=nPD2(R1+nP)(1)D=nPD2(R1W1+nP)(2)R1=RH1m(kLkH)(3)W1=1-0.75|RN|R12-0.5|RN|R1(4)D))),mm;n)))(),1.1;P)))(),MPa;D))),mm;R1))),MPa;m))),1;kL))),1.34,1.40,1.47,1.55;kH))),1;RH1))),MPa;W1)));RN))),,MPa1B0.60Ñ0.75Ò0.75Ó0.90Ô0.90GB50253-200356,(5):*065000,22;:[phone]#20#2004D=PD2[R](5)[R]=kURs(6)[R]))),MPa;k))),0.72;Rs))),MPa;U)))GB50251-9456,(7):D=PD2RsUFt(7)F)));t))),120e,t1.0(7)F(6)k,F(5~7),,,,,t(1~4)(5~7),,(1),,nmk1kHkU(2)RH1,Rs,,APISpec5L-200056,X65,531MPa,448MPa(3),,W1,,,(1)(7),,,1016mm,6.4MPa,()1.1,297.2MPa,0.75,531MPa,448MPa,1.34,1,0.72,1,1e,X65,22D(mm)11.810.12,,,二输油工艺计算1GB50253-2003,,350,BHTH2-8656,(3)3(km)(d)820mm\820mm[250357355250~500356/355353/351500~700354/352351/349700352/350349/3453,()30%2BHTH2-8656,4GB50253-200356,,#21#2310李小红:4(106t/a)(mm)(MPa)0.7~1.22198.8~9.81.1~1.82737.4~8.31.6~2.43256.6~7.42.2~3.43775.4~6.43.2~4.44265.4~6.44~95305.3~6.17~136305.1~5.511~197205.6~6.115~278205.5~5.923~5010205.3~5.941~7812205.1~5.53BHTH2-8656,:Re2000:K=64Re(8)2000Re2800:K=(0.16Re-13)@10-4(9)2800ReRe1:K=0.3164Re0.25(10)Re1ReRe2:K=B+1.7Re0.5(11)(11)Re1Re2B5,5Re1Re2B(mm)Re1Re2B21913@1031000@103157@10-427316@1031200@103154@10-432518@1031600@103147@10-437728@1031800@103143@10-442656@1032500@103134@10-453073@1033200@103130@10-463090@1033900@103126@10-4720100@1034500@103124@10-4820110@1035000@103123@10-4920115@1035500@103122@10-41020120@1036000@103121@10-41220125@1036800@103120@10-4三输气工艺计算GB50251-9456OHTII51-1-8556(Pan-handle)(12)(13):q=c1d2.5p2H-p2K$KZTL(12):q=c1d2.5p2H-p2K(1+ahK)$KZTL1+a2LEmi=1hi+hi-1li(13)a=2g$ZRaT(14)q))),m3/d;d))),cm;pHpK))),MPa;K)));Z)));$)));T))),K;hK))),m;li))),m;L))),km;hi,hi-1))),m;Ra))),287.1m2/(s2#K);m)));c1))),1051,OHTII51-1-8556,100m,200m,,,,K(15),1K=-2.011gK3.71d+2.51ReK(15)K))),m,Q,#22#20042310*():,,2004,23(10)23~25针对胜利油田河口采油厂埋地管道腐蚀穿孔及改造投资较高的现状,提出了埋地管道腐蚀评价及维修方法利用管道电流检测评价技术和现场开挖核实等综合手段,确定管道腐蚀程度,掌握埋地管道腐蚀的位置,对破损点进行优化设计该方法针对性较强,可以提高投资利用效率,但工作量大,操作复杂施工组织管理困难,完善后具有较好的应用前景埋地管道腐蚀方法维修方法一河口采油厂埋地管道腐蚀特征3347km,,20~508/m,5000/a,3000t/a1997~2002,1233@104,2100@104,,(1),,,OHTII51-1-8556,(16)(17)q=Q365kN(16)kN=k1@k2@k3(17)q))),m3/d;Q))),m3/a;kN)));k1))),0.95;k2))),0.98;k3))),0.94~0.99GB50251-9456,350,(18)q=Q350(18)(18)(16)(17),(1),,(2),(3),,,,,,,(:2003-10-14):孟凡强*257062,;:[phone]#23#,1962,1986,,1979,2002,,,,1970,2003,,20048,1969,1992(),,1971,1997,,1964,2001,200461974,1996(),,1999(),,(),19661989,1999,1960,1983,,,1965,1987,,1964,1985,,1944,1966,,20049,1961,1983,#59#2310SUXinjun,ZHANGXiugangetal:PressureLossCalculationofMultiphaseSlugFlowinHorizontalPipeline,OGST,2004,23(10)8~12.Thetwo-fluidmodelisadoptedtobuildonedimensionalpressurelossmodel.Thepressurelossiscalculat-edonanair-oil-watermultiphaseslugflowandtheresultsarecomparedwiththeexperimentaldatainhor-izontalpipeline.Inthemodelpresentedinthearticlethepressurelossconsistsofthreeterms,includingfrictionpressurelosscausedbywallshearstress,viscouslossassociatedwiththeeddymotioninthemixingvortex,andtheaccelerationalpressurelossduetogasexpansion.Theresultshowsthatthemodelisgoodagreementwiththeexperimentaldata.Inallcasesthelargestcontributiontothepressurelossisthefrictionallosswithintheslug.However,theadditionalviscousandaccelerationalcomponentsalsoexisttogether,theaccelerationaltermtyp-icallyaccountedforupto3~5%ofthetotalpressureloss,theviscouslossisupto2%.SubjectHeadings:air-oil-watermultiphaseflow,slugflow,two-fluidmodel,viscouspressureloss,ca-lculationPANHongliang:FEMAnalysisforHeatTransferCharacteristicsofHeatingTracer,OGST,2004,23(10)12~16.Inthispaper,theheatingeffectofheatingtracerisanalyzedthroughFiniteElementMethod(FEM).Theresultsshowthatitisveryimportanttomaintaintheheatingtracercontactwithprocesspipetightlyandfirmlyforkeepingheattransferringeffectively.Ifasmallgripexistsbetweentheheatingtracerandprocesspipe,theheatingeffectwillbedroppedveryquickly.SubjectHeadings:heatingtracer,heatingcharacteristics,FEM,analysisLIYuanpeng,andJIANChaomingetal:HydrodynamicCalculationofTwo-phaseGatheringPipelineNet-work,OGST,2004,23(10)17~19.Accordingtothehydrodynamicmodeloftwo-phaseflowinpipelines(Beggs-Brill)andcombinedwiththetheoryofthenetworkgraph,thegoverningequationsareformulatedforhydrodynamiccalculationoftheoil-gasgatheringnetwork.Theequationsconsistofthenodecontinuityequation,loopenergyequationandtwo-phaseflowmodelequation.Bythelineartreatment,thegoverningequationsaresolvedthroughiteration.Thehydrodynamiccalculationisthebasisonthecalculationofgatheringpipelinenetworkandoptimizationofnet-work.SubjectHeadings;multiphaseflow,pipelinenetwork,hydrodynamiccalculation,optimizationcalculationLIXiaohong:MajorDifferencesbetweenRussiaandChinaonProcessCalculationofPipelineDesignStandards,OGST,2004,23(10)20~23.ThemajordifferencesbetweenRussiaandChinaonpipelinedesignstandardsinpipewallthickness,process)3)calculationofoilpipelineandgastransmissionpipelinearelisted,themainequationsadoptedint