 Wysłany: Nie 2:47, 08 Maj 2011 Temat postu: Hollister sale Soil - structure system frequency o |
|
| ,abercrombie en fitch
Soil - structure system frequency of random earthquake response - influence function in time domain pilefoundations. In: Proc. EASEC a 4. Seoul,mbt shoes sale, Korea. 1993.1655-16605KaulMK. Stochasticcharacterizationofearthquakesthroughtheirresponsespectrum. EESD ,Hollister sale,19786:497-5096 Xinggeshengzhao . Often Baoqi translation . Random vibration analysis . Beijing: Earthquake Press , l978InfluenceFunctionMethodforRandomSeismicResponseofSoil-StructureSystemZhangHongruChenYingjun (Dept.ofCivilEngineering.NorthernJiaotongUniversityBeijing,franklin & marshall, 100044) AbstractArtinfluencefunctionmethodisproposedinthispaperforhon-stationaryrandomresponseofsoil-structuresystemunderseismicexcitation. Theseismicexcitationisassumedasanon-stationaryGaus-sianprocesswithevolutionaryspectraldensityandthesoil-structuresystemasatime-invariantlinearsys-ternwithhystereticmaterialdamping. Thefiniteelementmethodforcomplexresponseinfrequencydo-mainisusedtodeterminethefrequencyinfluencefunctionofsoil-structuresystem. Theunitimpulseinflu-eno8functionisobtainedbyinverseFFTfromthecorrespondingfrequencyinfluencefunction. Accordingtothetransferbehevi0roftime-invariantlinearsystemtorandomexcitation,hollister, 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. 相关的主题文章： franklin & marshall Modify the characteristics of oakley brasil Pressure-sensitive film in the packa Christian Louboutin Postpress Technology - Magneti |
|
