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OALib Journal期刊
ISSN: 2333-9721
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vti介质高斯束叠前深度偏移
Keywords: vti介质,各向异性,射线追踪,高斯束叠前偏移
Abstract:
？本文基于各向异性运动学射线追踪和动力学射线追踪,在各向同性高斯束叠前深度偏移算法的基础上,给出了各向异性高斯束叠前偏移方法原理,提出了一种适用于vti介质的p波高斯束叠前深度偏移方法。针对水平层状vti介质模型,分析了各向异性参数ε和δ对高斯束叠前深度偏移的影响。对多层页岩模型和seg/hess模型偏移试算结果表明,本文方法是一种准确有效的vti介质叠前深度偏移方法。
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