高速屏蔽层下煤层反射波能量正演模拟High Velocity Shielding Layer Underside Coal Seam Reflection Wave Energy Forward Modeling
莫亮台,唐德林,高久灵
摘要(Abstract):
根据Snell定理和Zoeppritz方程,采用数值模拟方法进行了6层水平介质模型的正演模拟,研究了反射地震波能量与入射角的关系,煤层反射振幅随入射角的变化情况,发现地震反射波能量在入射角接近临界角处突然增强。基于该规律,采用大炮检距接收屏蔽层下的能量可有效地削弱屏蔽层的影响,达到提高屏蔽层下反射波能量的目的。
关键词(KeyWords): 反射地震波;能量与入射角;Zoeppritz方程;正演模拟;高速屏蔽层
基金项目(Foundation):
作者(Author): 莫亮台,唐德林,高久灵
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