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Comparison of several computational methods of quality factor
Author(s): 
Pages: 252-256
Year: Issue:  4
Journal: Progress in Exploration Geophysics

Keyword:  品质因子地层吸收地震波传播微测井;
Abstract: 地层的品质因子对衡量地震波传播过程中的能量衰减具有重要意义.实际上对品质因子的反演困难且存在不确定性.基于介质中的地震波传播理论,从方法原理、模型试算和实际资料验证等方面,对比分析了目前常用的5种提取品质因子的方法,即频谱比法、中心频率偏移法、上升时间法、振幅衰减法和解析信号法,认为:频率域方法更稳定,多种方法应联合使用等.
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