CM復(fù)合樁基礎(chǔ)現(xiàn)場試驗仿真模擬及工程的沉降預(yù)測分析.pdf

1、天津大學(xué)碩士學(xué)位論文CM復(fù)合樁基礎(chǔ)現(xiàn)場試驗仿真模擬及工程的沉降預(yù)測分析姓名：寧少晨申請學(xué)位級別：碩士專業(yè)：水工結(jié)構(gòu)工程指導(dǎo)教師：戚藍(lán)20070101ABSTRACTWiththedevelopmentofthesocietyandeconomyCMpilegroupsisthenewformofthefoundation，alsomanyproductionshavebeenacqukedTherefore，sincethefieldp

2、rototypetestofpilegroupsfoundationisnotbeenprocessedeasilythestudyofthebehaviorsofpilegroupsoftenmakesuseofthemodeltestinthelaboratoryAnditisdifficultforthelattertOaccuratelysimulatethepracticalstatus，SOtheresultisnotver

3、yperfectlyHowtousetheresultsfromthefieldexperimentationtoforcastactualprojectisaproblemthatneedtostudyThispaperhasreviewedsomefruitbyotherpeopleandsummarizethestateoftheartofCMpilegroupsBuildamodelofpilegroupsbyUsingfmit

4、eelementsoftwareANSYSonthebasisofCM4pilegroupsAccordingtotheactualproject，theANSYSmodel，whichisa3Dmodel，hasthesanlesize，coefficientofsoilstrata，restrictionandloadingpathGivinganalysisondisplacementandstressoflongpile，sho

5、rtpileandthesoilstrataBecausethedatafromANSYSisalmostthesamewiththemeasureddataitiSillustratedthatthemodelcanreflecttheactualprojectandalsoestablishafoundationforthenextworkOnbasisoftheresultofmodelthepaperanalyzedtheset

6、tlementbyusingGreymethodFindingtheruleofitandbuildafunctionoffoundationsettlementFinallythispaperbuildandanalyzea9pilegroups，andcomparethebehaviorsbetweenthe4pileand9pilegroupsThepaperfindtheinteriorlinkofdisplacementand

7、stressfordifferentpilesthroughthecomparisonTheresultofcomparisonshowsthatthetransformationtrendisalmostthesameunderunitloadThefunctionofsettlementcanbeuseto9pilegroupsSettlementforcasringhasbeendoneon9pilegroups，andtheva

8、lidityWasvalidatedbythecalculationresultof9pilemodelThereturlasshowsthatCMpilegroupscanbeusedinsoftfoundationWecangainthefunctionofsettlementfromprototypeexperimentandthefunctioncanbeusedinactualproject，whichhastherealva