基礎(chǔ)隔震結(jié)構(gòu)中隔震層阻尼作用的研究.pdf

1、北京建筑工程學(xué)院碩士學(xué)位論文基礎(chǔ)隔震結(jié)構(gòu)中隔震層阻尼作用的研究姓名：張兵申請學(xué)位級別：碩士專業(yè)：結(jié)構(gòu)工程指導(dǎo)教師：苗啟松周筍20080601ABSTRACTSeismicisolatedstructuresystemisapassiveactivecontrolsystem，whichisdifferentfromtraditionalanti—seismicstructuresystemThroughsettingisolationl

2、ayegavoidingresonanceandrestricttheearthquakeenergyabsorbedbythestructureandearthquakeresponseofstructureisreduced，SOthatthesafeofstructureisensuredTheisolatedstructuresystemisabletooffsetthelimitationofthedesignmethodof

3、thetraditionalseismicstructureof”rigiditytorigidity”，adoptingthe”flexibilitytigidity”tosoftenthestructureandinstallingtheisolatedlayertoavoid，restrictandabsorbtheearthquakeenergyabsorbedbythestructureasfaraspossibleAfter

4、studyingforthinyyears，manyresearchresultsofappliedfoundationtheoryandengineeringapplicationofisolationtechniquehavebeenobtainedUptonownearlytwentycountriesandregionsintheworldhaveconstructedisolatedbuildingsThestrongmoti

5、onobservationrecordsofNorthridgeearthquake1994andKobeearthquake1995haveindicatedthatthisisolatedstructuresystemisoneoftheeffectiveandnewtypestructuresystemforearthquakedisasterreductionBasedontheresearchofmanyscholarsand

6、researchers，thisdissertationinvestigatestheeffectsofdamperinthebaseisolationstructure，includingfollowingaspects：(1)Inthisdissertationconceptualexplanationandtheoreticalanalysisaboutthe。damperatisolatedlayerinthebase—isol

7、ationstructurearegivenAccordingtotheresultsoftheexplanationandanalysis，thedesignmethodofbase—isolationstructureintheappendixLofCodeforSeismicDesign，ofBuildings(GB500112001)isexaminedTheresultusedbythedesignmethodofbaseis

8、olationstructureintheappendixLofCodeshowsthatnotonlyunderestimatedtheseismicactionoftheupperstructure，butalsothetendencyoftheresultchangedwiththedamperinthebaseisolationstructureisincorrect(2)tnthisdissertationthedynamic