擾動(dòng)土及其量化指標(biāo).pdf

1、浙江大學(xué)碩士學(xué)位論文擾動(dòng)土及其量化指標(biāo)姓名：黃斌申請(qǐng)學(xué)位級(jí)別：碩士專業(yè)：巖土工程指導(dǎo)教師：徐日慶20060201摘要AbstractDuringtheprocessingofconstruction，thesoilisdisturbedmoreorless，itsstateischangedcontinuallyThephysicalparametermechanicalparameterandinfiltrationparameter

2、thatareusuallydeterminedcanonlyreflectthepropertiesinacertainstateSoilindifferentstateswasexpressedinthetextthroughtheoryofdisturbance，anditisnecessarytoconsiderphysicsstateandstressstateofthesoilThemajorworksandresultso

3、fthisdissertationwereasfollows：(1)Thistexthasdefinedaconceptofdisturbance：whensoilisinfluencedbyexternalfactoLitspropertyhaschangedThatissoildisturbanceTheintensityoftlledisturbanceiScalledthedisturbancedegreeDisturbance

4、includessoilstrengtheningandsoilsoftening，andsoildamageisasofteningdisturbance(2)ThedisturbancestateconceptthatDesaiputforwardwasmodified，anddisturbancedegreewhichreflectthephysicalpropertyandstressstatewassetupAndthedis

5、turbancedegreeexpressionwasfoundedthroughconsolidationtestandtriaxialcompressiontestThenitisproposedadisturbancedegreeexpressionwhichCanreflectthesoilstrengtheningaswellasthesoildamaging(3)Disturbancedegreewasappliedtoea

6、rthpressureundernonlimitstateAndbythedisturbancedegreeithasexplainedtheearthpressuredistributionoftranslationmovementmodewell(4)Therelationsbetweeninitialtangentialmodulus，confiningpressure，overconsolidationratioandiniti

7、alvoidratiowerededuced，andwereprovedthroughtriaxialcompressiontestAndtherelationbetweentangentialmodulusandinitialtangentialmodulusthroughthedisturbancedegreewasfounded(5)Throughdisturbancedegree，eachmechanicalparametero

8、fconstitutiveequationsismodifiedItissuccessfulinleadingthedisturbancedegreeinsoilconstitutivemodel，adisturbanceconstitutivemodelwasfounded，andithavefullyconsideredthechangeofeachmechanicalparameterinthewholecourseKeyword