分離卸荷式地下連續(xù)墻板樁碼頭結(jié)構(gòu)與土相互作用研究.pdf

1、南京水利科學(xué)研究院碩士學(xué)位論文分離卸荷式地下連續(xù)墻板樁碼頭結(jié)構(gòu)與土相互作用研究姓名：龔麗飛申請(qǐng)學(xué)位級(jí)別：碩士專業(yè)：巖土工程指導(dǎo)教師：蔡正銀20070701AbstractAbstract1f1圮sheetpilewharfisoneofthemajortypeofhydraulicstructureinportengineeringTherehasbeenaobviousadvantagethattobuildsheet—pilequa

2、ywallonthesoftfoundation、vitIthelowallowedbearingcapacitycallreducetheamountofearthworkandproblemssuchascofferdamconstructionHoweverthemajorityofpresentsheet—pilequaysbelongtothemediumorsmall—sizedberths，whenincreasingth

3、edepthofharborbasinbeforesheetpilequaythelateralearthpressureinducedbytheupperloadingandsoilgravitymakesexcessivedeformationandwiltaffecttheusageofstructureInorderteducesheetpilewharfshorizontaldisplacement，weoftenchange

4、thethicknessofsheetpilewallorsetupmultipleanchortie—rodButitisdifficulttoadapttodevelopmentinharborscaleandthedepthofharborbasin111ediaphragmsheet—pilewharfwithseparatedrelievingplatformistheanothernewdeepwatersheetpilew

5、harfstructurepresentedafterthecoveredtypestructureofsheetpilewharfwithbarrierpiles，whichiscapableoftakingshipsofmorethan10100000toninJingtangPortandisthefirstofitskindinChinaThediaphragmsheetpilewharfwithseparatedrelievi

6、ngplatformisconstructedrelievingplatformbeardbypilefoundationbehindthetraditionalsingleanchorsheetpilewall，relievingplatformandpilefoundationresiststheuppersoilgravityandsurfaceloadsandtransfersthoseloadstothedepthofthes

7、oil，whilethepilesundertherelievingplatformhavesancoveredeffectuponthesoilfoundation，therebydecreasesthelateralearthpressureactedonthesheetpilewallanditshorizontaldisplacementOnthebasisofJingtangPortengineering，thepaperta

8、kesresearchondifferentdesignoptionsandtypesofstructurethroughcentrifugemodeltestsandusesANSYStobuildthenumericalmodeltoanalyzehorizontaldisplacement，earthpressure，structuralstressofthedifferenttypesofsheetpilewharfCompar

9、edwithresultsofcenWifugalmodeltest，papercertainlyinterpretsandstudiesstructuralmechanismaboutsoil—structuralinteractionFromtestandnumericalresultsitcallbeseenthatthediaphragmsheetpilewharfwithseparatedrelievingplatformex

10、ternalizesitssuperiorityandrationalityandgivestheoreticalsupportsforengineeringpracticesAtlastpaperhasacertaindescriptiononprototypeobservationtechniqueofthisnewstructureKeywords：Sheetpilewharf；Separatedrelievingplatform