鋼筋混凝土橋橋面鋪裝層應(yīng)力分析與計算.pdf

1、分類號：TBl2，03910710一20060169IllllllllllllJ11111l!llill!llllll／lllllllllllllllY1528101滾爹太海碩士學(xué)位論文鋼筋混凝土橋橋面鋪裝層應(yīng)力分析與計算鄒小魁導(dǎo)師姓名職稱申請學(xué)位級別論文提交日期學(xué)位授予單位王虎教授答辯委員會主席學(xué)位論文評閱人翟振東教授王練柱教授級高工尹冠生教授AbstractBridgeoverlayisaspecialpavementstructu

2、re，whichwillnotonlyprotectthebridgefromdamagebutalsoactasapavementstructurefortrafficHowtodesignappropriateoverlaystructureandthicknessisveryimportantforimprovingoverlay’SservicelifetimeandqualityBasedonthenewachievement

3、sathomeandabroad，ThepaperhasanalyzedandstudiedoverlybytheuseofanalyticmethodandfiniteelementmethodThepaperhasanalyzedandcalculatedthebendingnormalstressofoverlayAccordingtothedifferentstructureparameters，thesingleoverlay

4、anddoubleoverlaythicknessandmaterialhaveeffectedthebendingnormalstressofoverlayThedeformationandstressofcontinuousoverlaystructureinsupportpositionofthesimplesupportedbeambridgehasderivedThethickness，elasticmodulus，calcu

5、lationlengthandcenterdistancooftherubberbeatinghaveeffectedthedeformationandstressofcontinuousoverlaystructurewithexampleThepaperhasanalyzedtheloadingstressforasphaltconcretepavementandcementconcretepavementindifferentst

6、yleofthebridgesbyuseofANSYSprogramCharacteristicoftheoverlaystressWasanalyzedwhentheinterfaceWasbonded，slidingandfrictionallysliding；theoverlaystresscharacteristicsWasanalyzedwhentheinterfaceWascontinuousandcrackTensiles

7、tress，maximumshearstress，equivalentstressinthecementconcreteandasphaltconcreteoverlay，normalpullingstressandshearstressininterfacewereanalyzed，aswellasoverlaydepthhaseffectedeverystressThepaperhasdiscussedandanalyzedmech

8、anicalrulesoftheoverlayinthedifferentbridgesstylesandputtedforwardsomedesignsuggestionstotheoverlayofthecementconcretebridgeKeywords：Cementconcreteoverlay，Asphaltconcreteoverlay，Stressanalysis，Bridgestyles，Thicknesssensi