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·20096(198)TRANSPORTSTANDARDIZATION.1HALFOFJUN.,2009(No.198)160n×10060A:C30B:C25BAABAB12021,,、、、。()220mT,84m,;,。7.0m,1.2m,20m,14.5m。2,AB(),。、、、。,、、、、、,,。1、2。,(,230041):,,,,。:;;:U445.551:A:1002-4786(2009)06-0094-03DOI:10.3869∶j.1002-4786.2009.06.015DesignandConstructionofBoredSecantPileZHUZi-ping,WUPing-ping(AnhuiCommunicationsConsulting&DesignInstitute,Hefei230041,China)Abstract:Combiningwithaspecificprojectinstance,stressandstructuralstabilityofsecantpilearedeterminedonthebasisofrelatingtheory.Meanwhiletheconstructionprocedureandessentialsareillustratedindetails,whichishelpfulfortherationalapplicationofthiskindofpile.Keywords:boredsecantpile;design;constructionHIGHWAYENGINEERINGANDTRANSPORTATION606084002797.32797.32797.394·20096(198)TRANSPORTSTANDARDIZATION.1HALFOFJUN.,2009(No.198)hHtyxΔxt0aARaEaDBGE′pC(γ1Kpi-γ2Ka)(n+y)-γ2KaHE′pQbABGABRaQbBG3a)b)c)33.1,。,。3.1.1,y,:γ1kpiy=γ2Ka(H+y)(1):y=γ2KaHγ1Kpi-γ2Ka:γ1,γ2———;H———;Ka———;Kpi———。3.1.2(3)。3.1.3BG,∑MG=0,Qbx=16[Kpγ1(y+x)-Kaγ2(H+y+x)]x2(2)x,:t0=y+x(3),1.1~1.2,:t=(1.1~1.2)t0(4)3.2,、、。3.2.1,,,,。,,,:K=ni=1∑cili+ni=1∑(qibi+ribihi)cosαitgφini=1∑(qibi+ribihi)sinαi(5),cii;lii;qii;rii,;bii;hii;αii;φii;K,,1.1~1.5。3.2.2,、,:KQ=MRCMOC(6),KQ,;MRC,;MOC,。3.2.3,、、。,,:Ks=γ2TNq+cNcγ1(H+t)+q(7),γ1、γ2、;c;q;H;t;T、Nc;Ks,。3.2.4,,HIGHWAYENGINEERINGANDTRANSPORTATION95·20096(198)TRANSPORTSTANDARDIZATION.1HALFOFJUN.,2009(No.198)01.02.0α(%)1.02.03.04.04B1A1B2A2B3Bn-2An-2Bn-1An-1Bn5。,,,,:Kg=ici(8),ic,ic=(ρ-1)/(e+1);ρ;e;i,i=hw/L;hw;L;Kg,1.5~2.0,、。3.3,,。,。、,:δv=k1αh(9),k1;h;α(%),4。44.1:→→、→→→→。A、B,B(),A();B,BA。AB,。5。4.24.2.1,。4.2.2,,1m,,,。,。4.2.3,,。,。,,,。4.2.44.2.4.1、,,,,,,,、,,1mm~1.5mm、1/3。D10mm,。,,。4.2.4.2,,,。50mm~100mm,,,。5HIGHWAYENGINEERINGANDTRANSPORTATION/96·20096(198)TRANSPORTSTANDARDIZATION.1HALFOFJUN.,2009(No.198),。,。,。,,。[1]JGJ120-99,[S].[2].[M].:,2005.[3].[M].:,2006.:2008-08-15!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!、,,、[1]。(supportvectormachine,SVM)[2]()(),(generalizationability)。,,,。(,056002):,SVR。,、。:;;;:U491.14:B:1002-4786(2009)06-0097-03DOI:10.3869∶j.1002-4786.2009.06.059Short-timeTrafficForecastBasedonSupportVectorMachineYANGYi(HebeiProvincialHandanTrafficBureau,Handan056002,China)Abstract:Basedonthecharacteristicsandcorrelativetechnologiesofintelligenttransportsystem,SVRarithmeticisusedtodisposetheshort-timetrafficforecast.Theexperimentprovesthattheap-plicationofsupportvectormachinesintrafficsystemisoffeasibility,validityandwideforeground.Keywords:supportvectormachine;multi-categorysortalgorithm;supportvectorregression;in-telligenttransportsystemTRAFFICANDSAFETY97
本文标题:钻孔咬合桩的设计与施工
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