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 Wysłany: Nie 2:47, 08 Maj 2011 Temat postu: Hollister sale Soil - structure system frequency o |
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Soil - structure system frequency of random earthquake response - influence function in time domain
pilefoundations. In: Proc. EASEC a 4. Seoul,[link widoczny dla zalogowanych], Korea. 1993.1655-16605KaulMK. Stochasticcharacterizationofearthquakesthroughtheirresponsespectrum. EESD ,[link widoczny dla zalogowanych],19786:497-5096 Xinggeshengzhao . Often Baoqi translation . Random vibration analysis . Beijing: Earthquake Press , l978InfluenceFunctionMethodforRandomSeismicResponseofSoil-StructureSystemZhangHongruChenYingjun (Dept.ofCivilEngineering.NorthernJiaotongUniversityBeijing,[link widoczny dla zalogowanych], 100044) AbstractArtinfluencefunctionmethodisproposedinthispaperforhon-stationaryrandomresponseofsoil-structuresystemunderseismicexcitation. Theseismicexcitationisassumedasanon-stationaryGaus-sianprocesswithevolutionaryspectraldensityandthesoil-structuresystemasatime-invariantlinearsys-ternwithhystereticmaterialdamping. Thefiniteelementmethodforcomplexresponseinfrequencydo-mainisusedtodeterminethefrequencyinfluencefunctionofsoil-structuresystem. Theunitimpulseinflu-eno8functionisobtainedbyinverseFFTfromthecorrespondingfrequencyinfluencefunction. Accordingtothetransferbehevi0roftime-invariantlinearsystemtorandomexcitation,[link widoczny dla zalogowanych], thenon-stationarymeansquareresponsesandtheirspectralparametersareobtained. Theseparametersarethenusedtocalculatethedynamicreliabilityofthesystem. Numericalcalculationshowsthattheproposedmethodisaneffectiveapproachfordynamicreliabilityanalysisofsoil-structureinteraction. Sampleresultsindicatethatunder-estimateddynamicreliabilitymaybeobtainedfromstationaryprocesscomparedwiththecorrespondingmodulatednon-stationaryprocess. Keywortls: soildynamics, randomvibration; seismicresponse; non-stationaryprocess; soil-sturcturein-teraction Zhang Hongru the first of the men . Cut professor. March 1959 students.
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