強(qiáng)夯動態(tài)模擬及性能監(jiān)測研究.pdf

1、大連理工大學(xué)碩士學(xué)位論文強(qiáng)夯動態(tài)模擬及性能監(jiān)測研究姓名：劉松凱申請學(xué)位級別：碩士專業(yè)：機(jī)械電子工程指導(dǎo)教師：屈福政20081201強(qiáng)夯動態(tài)模擬及性能監(jiān)測研究SimulationofDynamicCompactionandResearchonPerformanceMonitoringAbstractDynamiccompaction，wimitsincomparableadvantagesintheworld，isacosteffecti

2、vewayoffoundationtreatment，andhasbeenwidelyappliedtodealwithvariousfoundationtreatmentssinceitsnaissancein1968Meanwhile，thetheoreticalandexperimentalresearchesofdynamiccompactionarecarriedoutprogressivelyButthereiSnotmat

3、ureandperfecttheoryormethodologyuptonowAsaresult，theindepthstudyonthedesignmethodandthefoundation’SreinforcementtheoryhasthetlleoreticalandpracticalsignificanceonimprovingtheapplicationofdynamiccompactionAtpresent，themos

4、toftheoriesofdynamiccompactionisresearchedontheestablishmentoffoundationsoil’Sconstitutiverelation，becauseofthedynamicresponseoffoundationsoilbelongingtothethreedimensionalmatterincompactingprocessThenonIinearfactorsaswe

5、llasplasticdeformationandothersmustbetakenintoaccountin也eanalysisprocessoffoundationsoil’Sconstitutiverelation，resultinginthatthereareanumberofassumptionsanduncertainfactorsinthefoundationsoil’Sconstitutiverelation，which

6、increasethedifficultyofresearchondynamiccompactionandhinderthedevelopmentinthemuchwiderfieldinacertainextentInthispaper，thefoundationsoilmodel，usingtheconstructionsiteofdynamiccompactionasthebackgroundofresearchinFushun，

7、basedonthenonlinearsoftwareofLSDYNAisestablishedtosimulatetheprocessofcompactionTheparametersoffoundationsoi】ofthesitethedynamicresponseoftheham／tierandfoundationsoilandtheprocessofmonitotingareresearchedUsetheendstageof

8、thedynamicconstructionastheobject，andtheparametersoffoundationsoilisdetermined；thehamlller’saccelerationcurvesthesettlementofthesoilchangedwithtimeandvelocityfield、displacementjfieldandstressfieldoffoundationsoilbodyareo

9、btainedatanytimeMakeacomparisontothecursesofmeasuringthehammerandthesoilinordertOgettheregularityofthehammerandthefoundationsoilintheprocessofcompactionThroughresearch，theresultcomplicatedbycomputertechnologyisobtained，w