Seismic responses for rock tunnels induced by harmonic waves and associated elucidations on mechanism of earthquake damage in mountain tunnels: The state-of-the-art in Taiwan

被引:0
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作者
Wang, T. T. [1 ]
Chen, C. H. [2 ]
Hsu, J. T. [3 ]
Huang, T. H. [3 ]
机构
[1] Natl Taipei Univ Technol, Inst Mineral Resources Engn, Taipei 106, Taiwan
[2] CECI Engn Consult Inc, Taipei, Taiwan
[3] Natl Taiwan Univ, Dept Civil Engn, Taipei, Taiwan
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中图分类号
P3 [地球物理学]; P59 [地球化学];
学科分类号
0708 ; 070902 ;
摘要
This article reviews the numerical simulation techniques employed for elucidating the mechanism of earthquake damage in mountain tunnels in Taiwan. The state-of-the-art is introduced. Dynamic finite analysis is used to simulate seismic effects by incidents of harmonic P-, S-, and R-waves, respectively. The analysis reveals that seismically induced stress is significantly correlated with the depth of tunnel and the wavelength of the incident wave. The locations of maximum seismically induced stress match some typical seismic crack patterns for tunnels with various depths; this partially explains seismic damage mechanism of rock tunnels.
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页码:509 / 515
页数:7
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