lojmikak
Dołączył: 30 Sie 2010
Posty: 1597
Przeczytał: 0 tematów
Ostrzeżeń: 0/5
Skąd: olvovw
|
 Wysłany: Nie 2:48, 08 Maj 2011 Temat postu: hollister To pulsating rock under dynamic response |
 |
|
Under microtremor dynamic response of geotechnical
Hongyue (CollegeofCivilEngineeringandArchitecture, ZhejiangUniversityHangzhou, 310027) AbstractThegroundmicro-tremorsignalsareobservedincoastalareaofFujian, mainlyinFuzhou, andthesignalsareana. lyzedbyfastFouriertransformmethod (FFT). Wenotonlystudythecharacteristicsofthestructureoffrequency-spectrumandresponsetOgroundmicro. tremor, butalsoinvestigatethefunctionwithfrequency-dependenceandfrequency-selectionofmicro-tremorfordifferentfoundationsoilstrata. Theresultsareasfollows: First,[link widoczny dla zalogowanych], itcanreflectvariationofthicknessofc0v. eringlayerandthedurationofpropagationtimeoftheshearwaveinoverburdenlayer. Second,[link widoczny dla zalogowanych], thedurationofpropagationtimeoftheshearwaveino, rerburdenlayerandthethicknessofsiteoverburdenlayeraretwooftheimportantreaSOnsthataf. fectthepredominantperiodofthegroundmicro-tremor. Furthermore, softsoilofthegroundenlargespredominantperiodofthegroundmicro-tremorincertaindegree. Third · throughstudyingthecharacteristicsofthestructureoffrequency-spec-trum, wecanestimetethedynamicalcharacteristicsofgroundsoil. Fourth. withtheestablishmentofcorrelationetweenthepredominantperiodofthegroundmicro-tremorandthethicknessofoverburdenlayer,[link widoczny dla zalogowanych], andthelengthofpropagationtimeofshearwaveintheoverburdenlayer,[link widoczny dla zalogowanych], ithelpsrevealandunderstandthecorrelationbetweengroundformationandthemicro-tremorpredominantperiod, andwillalsohelpdeveloptheapplicationofthegroundmicro-tremoranalysistechnigue, Keywords; pulsation; spectralstructure; stratumstructure: dynamicalresponse first author Xu Jiancong men. PhD . Engineers ,[link widoczny dla zalogowanych], October 1967 students. Tel : 013116788203; E-mail: xjcl008 @ zju. edu. cn
相关的主题文章：
[link widoczny dla zalogowanych]
Óculos Oakley In 2008, faced three break _2343
[link widoczny dla zalogowanych]
Post został pochwalony 0 razy
|
|
