型钢混凝土结构(SRC)设计规程比较

(SRC)3(100084):(SRC),(SRC)(YB9082-97)(JGJ138-2001)(SRC),(SRC)(SRC),,:(SRC)COMPARISONOFTHESPECIFICATIONSFORDESIGNOFSRCSTRUCTURESYangYongNieJianguo(PostdoctoralStationCivilEngineering,TsinghuaUniversityBeijing100084)Abstract:ThespecificationsfordesignofSteelReinforcedConcrete(SRC)structuresoftheforeigncountriessuchasJapan,USAwereintroducedatfirst,andthetwospecificationsfordesignofSRCstructuresinourcountry,whicharetheTechnicalSpecificationforSteelReinforcedConcreteCompositeStructures(JGJ138-2001)andSpecificationforSteel2ReinforcedConcreteStructures(YB9082-97)wereanalyzedindetailbasedontheirbackground.Discussionswerefocusedonthecalculationtheoryofthetwospecificationsonbendingandshearingload2bearingcapacityofSRCbeams,SRCeccentriccompressioncolumns,shearwallsandbeam2columnjoints.ThedesignmethodsandcalculationstepsforthetwospecificationswerepresentedbymeansofaseriesofcalculationexamplesoftypicalSRCbeams,andSRCeccentriccompressioncolumnsandbeam2columnjoints.FinallythedetailrequirementsofSRCmembersinthetwospecificationswerefullyanalyzed.ThisworkishelpfultotheengineeringapplicationofthetwospecificationsinSRCstructuresdesign.Keywords:steelreinforcedconcrete(SRC)structuredesignspecificationload2bearingcapacitycalculationexamples3(:2005037062)(:50478120):197611:2005-08-20,,,[1-4],[5](19838302)[6][7]SRC(),19982002(YB9082-97)(YB)(JGJ138-2001)(JGJ),SRC,SRC,,1111(YB9082-97)YB,,,,,,,,112(JGJ138-2001PJ130-2001)JGJ,,,,,08IndustrialConstructionVol136,No11,20062006361,,SRC,SRC,2SRC211SRCYB:,SRC,,,(1b1d),,1JGJ:,,01003,(GBJ10-89)fcmfc,,(GB50010-2002),fcmfc,JGJ(GB50010-2002)(1a),,(1b1d),,[1]:bchc=1000mm1800mm,2,C30,Q345,HRB335,As=As=4490=1960mm2,Mu21)JGJfc=15MPafs=fs=315MPafy=fy=300MPa1h0=175mm2h0=1625mmh0=h-6002516215+44907060025+4490=1648mm1=175P1648=01106;2=1625P1648=01986,:Naw=[215-(1+2)]twh0fs=21076107-9107106JGJ(51112-1):1510001648+21076107-9107106=0=0120,x=330mmas+tf=150+25=175mmJGJ(51112-2)(51112-6),:Mu=fcbx(h0-xP2)+fyAs(h0-as)+fsAsf(h0-ass)+Maw=13058kNm2)YBWss=2172107mm3,YB(61212-1)(61213-1):Mss=11052172107315=899614kNmMrc=4490300(1730-70)=981196kNmMu=899614+981196=9978136kNmYBJGJ,YBJGJ,,JGJ,,,212SRC,,3:VVc()Vs,:VSRC=Vrc+Vs=V+Vc+Vs(1)VVcVs(1),,,JGJ,,;(fssv0158fss),,,JGJ,YB3YB:,,,JGJ,,,,,JGJ,18(SRC),1()YB0107fcbh00120+115fcbh0115fyvh0AsvPs1125fyvh0AsvPsfssvtwhwfssvtwhwVfcbh00140JGJ0108fcbh00120+115fcbh0110fyvh0AsvPs110fyvh0AsvPs0158fsstwhw0158fsstwhwVfcbh00145fsstwhwfcbh00110JGJSRC,:1);2);3)MN,JGJ,,1h01125x2h0,Naw;4)xbh0,x,,Mu;5),xbh0xMu;6)1h01125x2h0,1h02h01125x,xbh0;7)Mu,MuM,2),MuM,,:N=9000kNxM=1600kNmbc=hc=800mm,3C30,Q345,HRB335As=As31)YBfc=15MPa,fs=fs=315MPafy=fy=300MPa,Wa=2896106mm3:M0a=sWafa=957185kNmM=1220kNm,,,:N=9000kN,Mrc=M-M0a=642kNm,h0=(4730+2660)P6=706mma1=110,e0=MrcN=7113mm,e0013h0,b1,,As=As,:a=a=h-h0=94mme=e0+h02-a=377mm=N-bfcbh0Ne-0145fcbh20(018-b)(h0-a)+fcbh0+b=01883As=As=Ne-(1-015)fcbh20fy(h0-a)=2145mm22)YBN=9000kNNssc0=fssAss=1980kNNrcc=9000-4980=4020kN,Mrcc=1600kNm=110,e0=MrccNrcc=398mm,e0013h0,:e=e0+h02-a=704mm=Nrccfcbh0=01474b=01518As=As=Ne-(1-015)fcbh20fy(h0-a)=3632mm2,,622,As=As2280mm23)JGJ622,As=As=2280mm2,Mua11h01125x2h0,:1=200650=01307,2=600650=01923Naw=[215-(1+2)]twh0fs=5189106-219106b1xbh0,:xbh0=0181+fy+fs201003Esh0=347mmJGJ(61112-1),x=612mm347mm,c1xbh0=01534h0=347mm,JGJ(61112-1),:=01727,x=473mm,1125x=591mm:xbh0=01534h0=347mm1h01125x2h0,=01727,x=473mm,JGJ(61112-1),:Mu=fcbx(h0-xP2)+fyAs(h0-as)+fsAsf(h0-asf)+Maw=3524kNm,JGJ,,Mu=3524kNmYB,,JGJ,YB282006361,,4,,,(),YB(),,YB,JGJ,,r20%5VjVju,Vj(V),YB,JGJJGJ,():,8,30m,316m,4300mm600mm,I45a,400mm500mm,I40a,C30,MbL=260kNm,MbR=400kNm,1500kN,316m,[3]1-I40a;2-I45a41)JGJa1:z=450-18=432mmVj=1105MbL+MbRz1-zHc-hb=137312kNb1(8,30m,),bb=300mm015bc=200mm,bj=bc=400mm,hj=hc=500mm:Vc=1REjj013+0105Nfcbchcfcbjhj=114711kN:Vw=1RE0158fsstwhw=552118kNVju=Vc+Vw=169913kNVj=137312kN,,,,015%2)YBa18,,:Vj=111MbL+MbRhb-2abHnH=116314kNb1:Vc=1RE011jfcbjhj=105819kN:Vw=1REfssvtwhw=54410kN:VN=10185011115106=17615kN,Vju=Vc+Vw+VN=177914kNVj=116314kN,,YBJGJ,,,,YBJGJ6,,2,,JGJ,(GBJ10-89)71)YB,,,38(SRC),JGJ,,,2YBd12mm,,30mm,115,2%,15%6mm,100mm,150mm,50mm:1);2)115h();;3)JGJd16mm,30mm,013%,018%,60mm(GBJ10-89)4%,10%,6mm,(GBJ10-89),100mm,1P3;120mm1);2),;3)016%015%014%:1),;2)JGJ(GBJ10-89),(GBJ10-89)(JGJ3)2)SRCJGJ,,3)SRC,JGJ(GBJ10-89),,4)JGJYB,(GBJ10-89),5)(GBJ10-89),(GB50010-2002),,SRC1..:,20012,..,2000,33(5):1-113RoederCW.CompositeandMixedConstruction.NewYork:ASCE,19844JohnsonRP.CompositeStructuresofSteelandConcrete,Volume1Beams,Slabs,ColumnsandFramesforBuilding.Oxford:BlackwellScientificPublications,1995:115-2305.“ӏÊ}¨..,20016AISC.LoadandResistanceFactorDesignSpecificationsforStructuralSteelBuildings.Chicago:AISC,19937EurocodeNo.4,CommonUnifiedRulesforCompositeSteelandConcreteStructures.CommissionofEuropeanCommunities,1985(29)42010NPmm25110%015m015m5,,3,BP,,,10,,,,,,,1,,.BP.,2004,23(1):57-582,,,..,2003,15(2):21-233,,..,2002,23(3):237-2404,..,2003,43(3):349-3535,..,2002,24(4):31-346,,..,2002,24(1):28-307,..,2003,19(3):144-1498RotterJM.RapidExaciInelasticBiaxialBending