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nrzxfquxq
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Dołączył: 13 Gru 2010
Posty: 557
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Temat postu: Using GPS data inversion North China block movemen |
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,[link widoczny dla zalogowanych]
North China GPS data inversion using block motion parameters of the negative dislocation model
blockmovementmodelinthisarea. ByBayesianinversionmethod,[link widoczny dla zalogowanych], negativedislocationdistributiononthreemainfaultz0neSandindivid-ualrelativemovementbetweenfourintraplatetectonicblockshaeenobtainedbasedontheGPSdata. Accordingly, theintensityoffaultlockhaeendistinguishedandthefaultwithbiggestpossibilityofpotentialearthquakehaeenpointedout. TheobtainednegativedislocationvaluesontheFrontTaihangMountainFaultare (a 5 ± 2) mm / aintensilecomponentand (2 ± 2) mm / ainbothstrikeanddipcomponent,[link widoczny dla zalogowanych], whichindicatethatthisfaultsuffersthepullaparttectonicmovement. OntheTangshan-NingheFault, theobtainednegativedislocationvaluesare (a 3 ± 3) mm / aindip, (a 2 ± 2) mm / aintensileand (a 1 ± 3) mm / ainstrike,[link widoczny dla zalogowanych], whichindicatesthattheeastpartofthisfaultstillhaveupwardmovement. OntheZhangjiako-BeipiaoFault, theobtainednegativedislocationvaluesare (a 4 ± 2) mm / ainstrike,[link widoczny dla zalogowanych], (0 ± 2) mm / aindip, and (1 ± 2) mm / aintensile. whichindicatethatthisfaulthassinistralstrikemovement. Accordingtotheinversionresults, thesouthernpartoftheZhangjiako-BeipiaoFaultsuffersthepulltectonicmovementscausedbytherecentupwardmovementattheeastpart. Thepul1tectonicmovementsarealmosttota11yblockedontheFrontTaihangMountainFault. SotheFrontTaihangMountainFaultisaporentialearthquakesource, morecrustaldeformationmonitoringworkshouldbeappliedinthisarea. Keywords: fault; dislocationmodel; inversionAbouttheauthor: WUJic ~-o. associateprofessor. Ph. D. theoriesandmethodologyofinverseanalysisofgeodeticE-mail: jcwu @ mail. tongji. edu. cnHisresearchfieldsincludegeodesyandgeodynamicsdata
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