城市道路路段交通管理对其通行能力影响研究

华中科技大学硕士学位论文城市道路路段交通管理对其通行能力影响研究姓名：肖胜申请学位级别：硕士专业：交通运输规划与管理指导教师：胡光明20080601I23456IIAbstractInordertosolvethetransportationproblemwhichisworsetoworse,manycitiesbegintousetheadvancedtrafficcontrolmethod,butroadsectioncapacitystudyhasnotfollowed,Theexistingcalculationofcapacityignoredtheimpactoftrafficmanagement,sothebasislackswhenwedotheurbanroaddesignswork,iteasilycausedthewholecapabilitytobetoolargeandthepartialcapabilitytobetoosmall.Tosolvethisproblem,thepaperfirstlydiscussshortcomingsofthecapacitycalculation,thensummarytheimpactfactorsofroadtrafficcapacity,includingroadconditions,trafficconditions,trafficmanagementandenvironmentalconditions.Thentrytofindoutthemethodofthecomputationoftrafficmanagementbringsinfluencetotheurbanroadcapability,thusprovidesthereasonableselectionoftrafficmanagement,inordertoimprovetheroadcapacity.Thisarticleimprovesthepresenttravelingcapabilitycomputationwhichneglectthefactoroftrafficmanagement,proposedthatunderthepresenttrafficmanagementlevel,wemustconsidertheinfluencingfactorofthetrafficmanagement,andgivesanexampletocalculatesitsinfluencemagnitude.The2nd,3rdchaptersofthepaperfirstlyanalyzesomeconceptsforcapabilityrelatedandthecomputationalmethod,hasmadetheupholsteryforfollowsexampleroadsectiontravelingcapabilitycomputation.The4thchapterhasanalyzedtheroadsectiontrafficmanagementmathodandproposedthetrafficsurveyplan.The5thchaptercarriesontoanalyzesthepresentsituationroadsectioncapabilityandcalculatestheinfluencingfactorthesizeoftrafficmanagementthepresentsituation,latter,inordertocompare,thepapercarriesontheanalysisofthecapabilityandthetrafficcontrolinfluencingfactorafterimplementingthesuggestion.The6thchaptercarriesouttheTrafficEmulationtoexaminetheexampleanalysis.Keyword:TrafficManagement;Capacity;InfluencingFactor;TrafficSimulation()111.1,,,1.2TransportationResearchBoardTRB1975HighwayResearchBoardHRBHighwayCapacityManualHCM1950HCM19501965HCM19651985HCM19852000HCM2000HCM19772198419861994HBS2080HCM20003.65m1.75mN1000vL0L0svL0vN[1][2][3][4][5][6][7][8][9][10]3I1,,(m)(s)C03600htC01000vL1-1C0(pcu/h)ht(s)v(km/h)L(m)LL=L0+L1+U+I·v21-2L0(m)L1(m)v(km/h)IU(m)UvTT1.2s2C=nC01-34:nCnC03.aa1.000.800.890.650.780.500.650.400.52()aa=s/500ha0.635Cbbmin=3.50mb3.50mb3.50m3.25ma0.943.00ma0.852.75ma0.77CC0(aaaaa)(pcu/h)1-4aaaCC0(aaa)(pcu/h)1-5II(1500pcu/h)0'aNNCnγη=••••1-6aNpcu/hγη'nCγ=16γ=0.8210.8(/[]0.5)/bicbicQQWWγ=−+−bicQ(/h)[]bicQ/h2Wm1Wm.1.31.3.11.3.21.3.31.3.471.41.4.11.4.2()1.4.381.5922.1CapacityHCM[12]123()2.2101h2.01.52.3,[19]11niniQ=∑=2-1iQnAverageDailyTraffic,ADT1111niniQ=∑ADT=2-2iQi/nWADT7171iiQ=∑WADT=2-3iQi/2.4[13]2.2.112[14]2.2.211ntinivv=∑=2-4tvivin11sninilvt==∑2-5sv--it--in--l--132.5sQKV=2-6K/kmQ/Vskm/GreenshieldVs=aK+b2-7abK=0Vs=Vfb=VfKjK=KjVs=0fjVaK=−ab(1)sfjKVVK=−2-82()fjKQVKK=−2-9QKQKm142jmKK=1sjfVKKV=−2sisfVQKVV=−2-10(/)(/)(/)(/)21GrenberglnjmKVVK=2-11VmUnderwood15mKKfVVe−=2-12Km2.6[15]iiiiSQtLtKtLSvt===∑∑∑∑2-13SititL1[16]2[17]163[18]4[19]51min[20]1733.11.2[22]l00kmh80kmh22[23]100km128047km(65mph)8047kmh(50mph)Io8047kmh10461kmh7[24]183[25]4[26](1)(2)(3)(4)193.23.2.170km/h60km/h40km/h60km/h50km/h40km/h[27]3.2.23.2.2.112m2800/h3400/h20[28]203.2.2.2ITS3.2.2.3()213.2.3()3.2.4223.2.51.[29]2.()()()3.23[30](1)(8001800)(2)35min(3)244.14.1.14.1.2[31]1.:2.:4.1.314-1254.24.2.1,6,60km/h120m,,,,0.3%3.75m,900m0.484-1244-14.2.215s21.5111004-2264-2(pcu)(km/h)(pcu)(km/h)64843.2125536.0100837.498038.275640.5156035.5129636.6123036.3100836.8111039.1102637.1136036.6124236.575643.286438.356042.097241.5159835.690038.0147836.6104438.6187834.988238.0175635.890038.0147836.684839.2185534.0142536.975639.298640.587637.9159435.5136735.698636.8123238.1104537.6126536.687838.5125436.2142637.543042.297839.2168834.6110037.6108836.8104438.6172635.22788238.0175635.8115637.0124637.695638.697638.6156035.575640.5123036.3129636.6111039.1100836.8136036.6102637.175643.2124236.556042.086438.3159835.697241.5147836.690038.0187934.9104438.6175635.888238.0147836.690038.0185534.084839.275639.2142536.987637.998640.5136735.6159435.5123238.198636.8126536.694238.3125436.287838.543042.2112637.5166835.697839.298837.2110037.674238.6142636.6185634.889238.2284.2.33,1,2,354-34-3()min1231511132336896510896560448101520240121441236152091081720417242025784232762372253011132182161810830351012020240206035401113213156136040451720419228191204550101201821618845055910811132119655601821614168141202955.11C03600htC01000vL5-1C0(pcu/h)ht(s)v(km/h)L(m)LL=L0+L1+U+Iv25-2L0(m)L1(m)v(km/h)IU(m)UvTT1.2s2.51305-1CC0(aratamae)(pcu/h)5-3C0(pcu/h)aratamae3.5.2:660km/h120m,0.3%3.75m900m0.485-131245-11.1730pcu/h52.5-2Vkm/h2030405060C0(pcu/h)138015501640169017302.a1.000.800.890.650.780.850.723.ba53.325-3b(m)ab(m)a3.51.003.000.853.250.942.750.774.a=0.81C=C0(aaa)C1=17300.81=1401C2=17300.850.81=1191C3=17300.720.81=1134C=3726pcu/h:15002.6,a=0.48(0.0013900+0.73)=0.92C=15002.60.92=3588pcu/h,3726pcu/h5.35.3.1(1)v=L[(T1+Ti+TN)N]5-4:vLTiiN33(2)(FlowRate)1h(15min)1h(3)(Density)kmQ=KVQVK45-2[32]2sisfVQKVV=−5-5Qpcu/h34iKsVfV5-25.3.2,:v=36.2km/hQ=1158