使用河北省遥测台网记录的三分量宽频带数字波形资料,在时间域反演2014年9月6日河北涿鹿M4.3地震的矩张量解,深度14km时得到最佳解,Variance(VR)为92.2、Double-couple(Pdc)值为88、Compensation linear vector dipole(CLVD)值为12,Resi...使用河北省遥测台网记录的三分量宽频带数字波形资料,在时间域反演2014年9月6日河北涿鹿M4.3地震的矩张量解,深度14km时得到最佳解,Variance(VR)为92.2、Double-couple(Pdc)值为88、Compensation linear vector dipole(CLVD)值为12,Residual/double-couple(RES/Pdc)达到9.54×10^(-12),震源机制解呈右旋走滑,与格点尝试法计算结果一致,文章结合涿鹿地区的地质资料和构造背景对发震断层进行了讨论。展开更多
Using the technique of seismic moment tensor inversion, the source mechanisms of 10 earthquakes with Ms5.2that occurred in China from November 1996 to January 1998 were determined rapidly. The determined resultswere s...Using the technique of seismic moment tensor inversion, the source mechanisms of 10 earthquakes with Ms5.2that occurred in China from November 1996 to January 1998 were determined rapidly. The determined resultswere sent as 'Bulletins of Source Mechanism Parameters of Earthquakes' to the Seismic Regime Guards' Office,China Seismological Bureau, and the relevant provincial seismological bureaus. These bulletins have played rolein the fast response to large earthquakes.展开更多
地震矩张量反演的技术已成功地应用于很多地震事件,以确定震源参数,研究震源破裂的过程。文章用Kikuchi和Kanamori提出的远震体波反演技术和算法,利用IRIS(Incorporated Research Institutions of Seismology)数据中心记录的宽频带数字...地震矩张量反演的技术已成功地应用于很多地震事件,以确定震源参数,研究震源破裂的过程。文章用Kikuchi和Kanamori提出的远震体波反演技术和算法,利用IRIS(Incorporated Research Institutions of Seismology)数据中心记录的宽频带数字地震波形资料(震中距范围30°-90°)和当地地壳速度结构模型,反演了2008年10月6日西藏当雄地震,地震观测波形与反演得到的波形吻合比较好,确定了该地震的源机制、地震矩张量解、震源深度等参数。文章提出,这次地震是正断层为主的南北走向的浅震。展开更多
文摘使用河北省遥测台网记录的三分量宽频带数字波形资料,在时间域反演2014年9月6日河北涿鹿M4.3地震的矩张量解,深度14km时得到最佳解,Variance(VR)为92.2、Double-couple(Pdc)值为88、Compensation linear vector dipole(CLVD)值为12,Residual/double-couple(RES/Pdc)达到9.54×10^(-12),震源机制解呈右旋走滑,与格点尝试法计算结果一致,文章结合涿鹿地区的地质资料和构造背景对发震断层进行了讨论。
文摘Using the technique of seismic moment tensor inversion, the source mechanisms of 10 earthquakes with Ms5.2that occurred in China from November 1996 to January 1998 were determined rapidly. The determined resultswere sent as 'Bulletins of Source Mechanism Parameters of Earthquakes' to the Seismic Regime Guards' Office,China Seismological Bureau, and the relevant provincial seismological bureaus. These bulletins have played rolein the fast response to large earthquakes.
文摘地震矩张量反演的技术已成功地应用于很多地震事件,以确定震源参数,研究震源破裂的过程。文章用Kikuchi和Kanamori提出的远震体波反演技术和算法,利用IRIS(Incorporated Research Institutions of Seismology)数据中心记录的宽频带数字地震波形资料(震中距范围30°-90°)和当地地壳速度结构模型,反演了2008年10月6日西藏当雄地震,地震观测波形与反演得到的波形吻合比较好,确定了该地震的源机制、地震矩张量解、震源深度等参数。文章提出,这次地震是正断层为主的南北走向的浅震。
