基于勻速跑車試驗時橋梁反應與評價.pdf

1、武漢理工大學碩士學位論文基于勻速跑車試驗時橋梁反應與評價姓名：趙金俠申請學位級別：碩士專業(yè)：橋梁與隧道工程指導教師：姜增國20041101AbstractWi血therapiddevelopmentoftllecO姍unicaIjon，onthebigbwayandurbanroad，lheloadoftheauIomobilevehicleandspeedofoperaa伽arebe血giIl】pmvedconstanny，me卸wh

2、ile，thesnllcturcoflhebridgeisbec咖ingughlerandthiⅡnerandlongergradualJywiIhlheuseofthehighrs仃engtllmaIerial，thework、Ⅳeight10adedbythesIructureofthebridgeisincre嬲ed，andIhepmponioⅡthaItlledeadwe蟾ht0ccIlpiestllewholeweightis

3、decrcasedSo，thedynamicfIlnctionquestionwllichtheVehicleloadsimpactthebridgeispaiddoseattentionmore柚dmo化byprojcctfieldItisaVeryimportaⅡtsubjectforresearchiⅡlhefailwaybridgeandhighwaybridgethaItheVeJliclebridgecouplillgVib

4、rati伽pmbJem蛐dertheiⅡlpactofmoviⅡgload，0vertllepast100years，f町lhequ船tionofIIloving10ad，pc0釁ehavealreadyd0ⅡcalargeaIIlount0fworkBulwhenconsiderillgtheq岫Ⅱty0fmoVjⅡg10adinfluen∞s，sys蛔naticsportequa吐onwilIIumdi伍erent湖equa婦g∞u

5、pintowhenmutu“coupⅡI唱，明dc姐oⅡlysolvedbythem衄bervaluemetIlod，bringsVerygreaIdi彤clIllyforsolVingandstudyingoftheprobkmMovingvehickmodel柚dbridgemodelafcc刪edonalot0fsinlpⅡci廿esintheexistingresearch，fof∞lvingtheproblemeasny，gr

6、aduallotalmarklawprecisionis∞tVeryhighisadopccd1090onn啪berValuefortllesyslelndi臟mn廿alequation掣Dup，butoⅡrealizingther曲lprocedure，itscnltakesalol培nIIletos01ve山eql攤snon，itisu曲vorablefor陀alscient誑cmscarch柚dprojectapplicanonT

7、hedif丘clllty柚alyz啦也evehiclebridgccou曲gofvjbra廿0nliesinfmdingoⅡe舭thodwhichc蚰dealwilhVehick_bridgecoupIingVibranonSoat血stitisexp0岫dedmatthe咒searchoverview0fme蛐rveyfofbIidgevehidevibrationproblem，柚disintmducedlhaInlcseveral

8、typjcalth∞r(nóng)iescalcIl量a缸gthevehicle—bddgecouplingvibmtion，funhe衄?；?，icisputfo嗍rd山ato∞sinmla吐onbr主dgeVehic王einlencti讓姐alysismodel證也ispap吧Lieitisthemodelthalthevchickissil玎l(xiāng)llatcd7de乎∞sof加edominduding∞ⅡⅡoidtllevenicaldisplac

9、emeⅡt，iIl自叩t蛐datIhebackofrotateassidedirecdonmtatill舀andeachtllereis0neVenicalt0tllede釅∞of缸edomeachwhecl，haVepopularizedonedoseofmodelsofa跚酉ngofquieIsIren掣hofnonlin船riIyofthebridgc，setupmewholemovem如tequationofcouplillgV

10、ibrati鋤oftlleVehjclc_bridge，ne掣ectstlleinnueI讎0fnonsmooth90ingofmadsurfaceTknad”刪c粕alysismodelof】如Ⅱgwhnb『idgeisestablislledbymcansoftheANsYSgeneralgfogmmitisanalyzed柚dstudiedlhatthebddgereactionb嘴dontlleexpcrimentthatthe

11、vchicle90eswi也tlle岫if0珊Velodty，nesbake如quewyof勛ngW如BridgeiscalculaIedbymeANSYSsofMa聆，蛐dmovingde丑ectioniscalculated自oo如dcomparedwilhIheresultoftlletest，ahrgenumbcroffigIl雌sv“ue∞札ltarep∞vided，itisu∞fIlltouⅡderst蚰d醐drealize