1、東南大學博士學位論文非線性粘滯阻尼器理論與試驗研究姓名：黃鎮(zhèn)申請學位級別：博士專業(yè)：結(jié)構(gòu)工程指導教師：李愛群20070101東南大學博士學位論文Abs仃actStructuralvibrationenergydissipationisakindofs仃uctIlmlcontroltechnologywhichemploysenergydissipationdevicesinstalledinproperlocationsofthestr

2、ucturetodissipatepartofstructuralvibrationenergyunderearthquakeandwind∞asteducethestructuralvibmfionresponseFluidviscousdamperisakindofenergydissipationdevice，whichhasgoodpropertiesForthesakeofbreachingoverseastechniquem

3、onopolizationandpossessingofseriesmatureproductionwithindepemdeneapropertyrightviscomdamperwithexcellentpropertiesshouldberesearchedanddeveloped，thatwillbringfavorableeconomyandcommunitybenefiLThetheoreticandexperimental

4、studyonnewtypeviscousdamperissystematicallyperformedinthepaperTheinvestigationsandachievementsare∞follows：lBaseonthedoubleguidebarsstyleviscousdamperthesealcapabilityantierodetechnologyandfastresponsecapabilitya∞ameliora

5、tedto目lSUrestabilityandwealofdamperperformance2、ThebasiccapabilityofdampmediaincommonviscousdamperisintroducedandanewtypedamperwithstraightorificeareresearchedBaseonthecorrelalivetheoryofhydromachunicsandtheconformationc

6、haracteristicofthedampertheenergydissipationmechanismisstudiedAndthentheuniversaltheoreticalcalculationformulaofviSCOlBdamperwithNewtoflfluidornonNewtoniallfluidisestablishedTheexperimentsofviscousdamperareperformed。thev

7、ariousaffectingfactorstotheworkingperformancesoftheviscousdampersa“systematicallystudiedwhichrevealedthatthemechanicsbehaviorofthedamperisrelatedtothevelocityofthepistonmovementviscosityofthedampingmaterial。thediameteran

8、dlengthofthedampinghole，circumstancetemperature，sealqualityanddampingmaterialpeffusionquality3、AnewkindofviscousdamperwithhelicalorificeisresearchedAccordingtotheconsnllctfeaturesofthistypedamperthecharacteristicofviscou

9、sfluidinhelicalpipeswithcircularsectionisstudiedandthedissipationenclgyoffluidflowingthrowthepipeisanalyzedthenthesimplifiedcalculationformulaofthisdamperisestablished11“variousaffectingfactorstothemechanicsbehaviorofthe

10、dampers，includingthevelocityofthepistonmovementenvironmenttemperature，theconstructofthedampingholeandfatigue，arestudiedbyexperiments4、Thelinearviscousdamperhavebeenincreasinglyusedinbuildingsasenergydissipationdevices，bu

11、titscapabilityisdeficientforthisreasonanewkindoffluidviscousdamperwithplHJsurcadjustmentvalveisdeveloped111econformationandworkingprincipleofthisdamperareintroducedindetailAndthenthemodelofdampingforcecorrespondtothevisc

12、ousdamperiseonsUuctedFinallymechanicspropertyofdamperistestedTheresultsofthisexperimentindicatedthattheperformanceofdamperhasachievedtheprospectiverequirement5、Tbemutualcapabilityofviscousdamperwithdifferentconformationi

13、sresearchedThevariousaffectingfactorstotheperfommcesucha5viscoelasticeffectthecompmssibilityofmaterialanddamperforcer眈ardedeffectarediscusse虻tandtIIeILthemechanicalmodelofvisoousdamperisrevisedBesidesthatenergydissipatio