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Portugal database

Portugal database. Alexandra Carvalho LNEC, Lisboa, Portugal. Alexandra Carvalho. Stochastic methodology applied to the definition of MCE. Upper crustal attenuation. Geometric attenuation. R. Inelastic attenuation. r. O. Boore , 1983 (w 2 model )

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Portugal database

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  1. Portugal database Alexandra Carvalho LNEC, Lisboa, Portugal Alexandra Carvalho

  2. Stochastic methodology applied to the definition of MCE Upper crustal attenuation Geometric attenuation R Inelastic attenuation r O Boore, 1983 (w2model) Beresnev & Atkinson, 1998 (Finsin) Motazedian & Atkinson,, 2005 (Exsim) Geometric attenuation

  3. Stochastic methodology applied to the definition of MCE Upper crustal attenuation Geometric attenuation R Inelastic attenuation r O Boore, 1983 (w2model) Beresnev & Atkinson, 1998 (Finsin) Motazedian & Atkinson,, 2005 (Exsim) Geometric attenuation

  4. Stochastic methodology applied to the definition of MCE Upper crustal attenuation Geometric attenuation R Inelastic attenuation r O Boore, 1983 (w2model) Beresnev & Atkinson, 1998 (Finsin) Motazedian & Atkinson,, 2005 (Exsim) Geometric attenuation

  5. Portugal: Azores: Other studies Our goal: Other studies Our goal: k Q(f) M0 fc Δσ β ρ D Q(f) k M0 fc Δσ β ρ D

  6. Data base

  7. Methodology 1.E-01 1.E-01 1.E-02 1.E-02 AF [cm/s] AF [cm/s] 1.E-03 1.E-03 1.E-04 1.E-04 0 10 20 0 10 20 Frequência [Hz] Frequência [Hz] 1.E+16 3.23 Momento [Nm] 1.E+14 source 1.E-02 1.E-01 1.E+12 0.1 1 10 100 1.E-04 Frequência [Hz] 1.E-02 AF [m.s] 1.E-06 AF [m.s] 1.E-03 1.E-08 0.1 1 10 100 1.E-04 Frequência [Hz] 0.1 1 10 100 Frequência [Hz] Perfil 1D, Carrilho [2004] 1.E-01 1.E-02 Q(f) Q(f) AF [m.s] 1.E-03 1.E-04 0.1 1 10 100 Frequência [Hz] k Fourier Spectrum Acceleration Graphic Correction Fourier Spectrum displacemnet Theory Fit

  8. Methodology

  9. Regional parameters

  10. 12/Fev/2007 – 5.9M

  11. 12/Fev/2007 - 5,9M

  12. 12/Fev/2007 – 5.9M

  13. PAD 1.0.Portuguese Accelerometer Database 1969-2006 [Vilanova et al., 2009] stations implemented in stiff soil and on ground level 58 records

  14. Methodology 1.E-01 1.E-01 1.E-02 1.E-02 AF [cm/s] AF [cm/s] 1.E-03 1.E-03 1.E-04 1.E-04 0 10 20 0 10 20 Frequência [Hz] Frequência [Hz] 1.E+16 3.23 Momento [Nm] 1.E+14 source 1.E-02 1.E-01 1.E+12 0.1 1 10 100 1.E-04 Frequência [Hz] 1.E-02 AF [m.s] 1.E-06 AF [m.s] 1.E-03 1.E-08 0.1 1 10 100 1.E-04 Frequência [Hz] 0.1 1 10 100 Frequência [Hz] Perfil 1D, Carrilho [2004] 1.E-01 1.E-02 Q(f) Q(f) AF [m.s] 1.E-03 1.E-04 0.1 1 10 100 Frequência [Hz] k Fourier Spectrum Acceleration Graphic Correction Fourier Spectrum displacemnet Theory Fit

  15. Stochastic methodology applied to the definition of MCE Upper crustal attenuation Geometric attenuation Inelastic attenuation O data: 21 distances x 8 azimuths x 18 magnitudes x 15 x 15 simulations= 45360 spectra

  16. Finite-fault simulations Alexandra Carvalho LNEC, Lisboa, Portugal Alexandra Carvalho

  17. Data base - examples

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