基于能力保護(hù)策略的群樁基礎(chǔ)抗震設(shè)計(jì)研究.pdf

1、同濟(jì)大學(xué)土木工程學(xué)院碩士學(xué)位論文基于能力保護(hù)策略的群樁基礎(chǔ)抗震設(shè)計(jì)研究姓名：殷鵬程申請(qǐng)學(xué)位級(jí)別：碩士專業(yè)：橋梁與隧道工程指導(dǎo)教師：葉愛君20090501AbstractABSTRACTAtpNsem，theprovisionsaboutthegrouppilefoundationsinthebridgeseismicdesignspecificationsofeverycountryarea’tperfectEspeciallyinCh

2、ina’Sbridgeseismicdesignspecification，there’remanydeficienciesinseismicdemandcalculationmethodsofgrouppilefoundationsdesignedasthecapabilityprotectionelementsTherefore，furtherresearchontheseismicdesignofgrouppilefoundati

3、oniSimmediatelyneededinordertoprovidereferenceforrevisionworkofChina’sbridgeseismicdesignspecificationBasedonthecapabilitydesignphilosophythedissertationhaspaidlargeattentionstothecalculationmethodsofthegrouppilefoundati

4、on’SseismicdemandThedetailedcontentofthedissertationiSasfollows：1ThecharacteristicsandprocessesofthetwoseismicdesignmethodsinspecificationsWasanalyzedonthebasisoffullunderstandingofthewholeseismicdesignsystem’Sprocessesa

5、ndmethods，throughthecomparisonworkaboutthebridgeseismicdesignspecificationsinChinaandAmericaAtthesametime，usefulinformationWasmadetosupplementtheseismicdesignmethodsofgrouppilefoundationmentionedabovethroughdetaiedintrod

6、uctionofseismicdesignofgrouppilefoundationinJapanFinally，researchobjectivesofthisdissertationwerepointedoutastheresultofthedeficienciesinourcountry’Scodeabouttheseismicdesignofgrouppilefoundation2Inordertoanalyzethechang

7、eregularityofoverstrengthfactorwithvariesinfluencingfactors，thematerialindicatorsystemofChina’Sspecificationsandthematerial’ScharacteristicstrengthusedintheseismicdesignhasbeenadoptedReasonablerangeofoverstrengthfactorin

8、China’Sspecificationhasbeengotthroughtheanalysisoftheregularbridges’sectionswiththemaininfluencingfactorsAccordingtotheaveragedoverstrengthfactorcurve，it’SsuggestedthattheoverstrengthfactorinChina’Sbridgeseismicdesignspe

9、cificationneedtobeincreasedto13Throughthecomparisonofoverstrengthfactorvaluesacquiredwithdifferentmaterialperformanceindicatorsystemandmaterial’ScharacteristicstrengthusedintheseismicdesignofChinaandAmerica’Sspecificatio