埋置基礎(chǔ)的固結(jié)分析.pdf

1、武漢理工大學(xué)碩士學(xué)位論文埋置基礎(chǔ)的固結(jié)分析姓名：張文偉申請學(xué)位級別：碩士專業(yè)：固體力學(xué)指導(dǎo)教師：朱國甫20081201武漢理工大學(xué)碩士學(xué)位論文AbstractThedegreeofconsolidationsettlementUisusuallycalculatedeitherbytheordinaryTerzaghione—dimensionalconsolidationtheoryorbytheBiot’Scoupledtheory

2、ofconsolidationTheBiot’StheoryofconsolidationwillproduceabetterresultbutrelativelyfewsolutionshavebeenobtainedevenwiththemoderndevelopmentsofnumericalmethodsbecauseofthecomplexityoftheequationsTotheauthors’knowledge，solu

3、tionchartsand／ortablesillustratingtheaveragedegreeofconsolidationsettlementinvolvingembeddedfoundationshavenotappearedheretoforeThisobviouslyhindersthefrequentuseofBiot’StheoryforpracticalfoundationproblemsThispaperusest

4、hefiniteelementmethodtOinvestigatetheconsolidationbehaviorofcircularandstripfootingsembeddedinafinitestratumbasedonBiot’SconsolidationtheoryThecalculationwascarriedoutusingawellknownfiniteelementpackage，ABAQUSTheinfluenc

5、esofthreefactors：(1)theratioofburieddepthtothethicknessofthestratum；(2)theratiooffootingwidthtOthethicknessofthestratum；and(3)thePoisson’Sratioofthesoilskeletonontheaveragedegreeofconso】idationsettlementareexaminedBasedo

6、ntheresultsofanalysis，newnormalizedtimefactorsaresuggestedItisshowninthepaperthattheaveragedegreeofconsolidationexhibitsverygoodnormalizedbehaviorusingthetimefactorsTheauthoralsopresentsolutionchartsfordeterminingtheaver

7、agedegreeofconsolidationsettlementofcircularandstripfootingsembeddedinafinitestratum。Thechartscal／provideengineerswithaquickanswertothedesignissuesThemaximumerrorcausedbyusingthesolutionchartsjSwithin3％Keywords：Consolida