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Records of strong ground motions, ground motion prediction equations. Seismic hazard assessment. Site and
source effects, modeling of strong ground motions.
Last update: T_KG (02.05.2013)
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Students will learn about strong ground motion recordings in epicentral area and their properties, about seismic hazard assessment and theoretical basis of strong ground motion modeling of earthquakes. Last update: T_KG (02.05.2013)
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Oral exam Last update: Gallovič František, prof. RNDr., Ph.D. (10.06.2019)
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B. A. Bolt., Seismic strong motion synthetics, Academic Press, 1987 Last update: T_KG (02.05.2013)
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Lecture Last update: T_KG (02.05.2013)
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Zkouška je ústní, požadavky odpovídají sylabu v rozsahu prezentovaném na přednášce. Last update: Gallovič František, prof. RNDr., Ph.D. (06.10.2017)
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Strong ground motion data
Strong motion instruments and data examples. Ground motion characteristics, response spectrum. Omega-squared source model, source scaling. Directivity. Ground motion prediction equations (GMPEs) Determination of empirical GMPEs (relation between ground motion, distance and magnitude), parameters, uncertainty, examples. Seismic hazard assessment Probabilistic seismic hazard assessment (PSHA). Eleatory and epistemic uncertainty. Earthquake catalog processing. Hazard curves, uniform hazard spectrum, sensitivity analysis, deaggregation. Deterministic seismic hazard assessment (DSHA). Site effects Frequency-selective amplification ('resonance') and prolongation of ground motion due to subsurface structures. Layered and basin structures. Spectral ratios with respect to reference station. Horizontal/vertical spectral ratios. Transfer function of 1-D models excited by plane waves. Empirical transfer functions by generalized inversion. Numerical simulation of 1D, 2D and 3D site effects - a short introduction. Joint source-basin interaction. Source effects Point-source approach, stochastic Green’s functions. Kinematic modeling of finite-extent sources, integral and composite models, directivity, hybrid approaches. Strong motion modeling Synthetic seismograms for anti-seismic design. Scenario earthquakes, synthetic GMPEs. Last update: T_KG (02.05.2013)
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