However, wave field separation is one of the important steps for processing the multi-component seismic data.
波场分离是多波多分量地震资料处理的重要环节之一。
However, some problems exist in the sampling, processing and interpretation of multi component seismic data, especially for petroleum exploration in the land.
然而在陆上油气勘探中,在多分量数据采集、处理方法和解释方面还存在一些问题。
In the denoising and preprocessing for seismic inversion, a zero-crossing filter is developed based on wavelet analysis to remove surface waves from the multi-component seismic data.
针对地震反演预处理的地震降噪问题,本文结合小波分析设计了一种过零点滤波器,对多分量地震资料进行了面波剔除研究。
With consideration of the effects of phase characteristics, direct component and digital truncation, a method for extracting wavelet near a well by using seismic and log data is proposed.
提出了一种利用地震和测井资料、综合考虑子波相位特性、直流分量和截断效应的影响,提取井旁子波的方法。
Seismic migration imaging is an important component to seismic data processing.
地震偏移成像是地震资料处理的重要组成部分。
Using of the method of field geomagnetic load-unload response ratio, data of geomagnetic vertical-component daily ranges of Dalian seismic station from 1981 to 1991 are processed.
大连及邻区在1981~1991年间发生了多次中强地震。 本文作者应用地磁加卸载响应比方法对大连台1981~1991年地磁资料进行处理。
There is the non-detected component in the output of geophone. This component is called the pseudo signal response, which seriously affects the quality of seismic data.
检波器的输出信号中存在着非测量的成分,我们称之为检波器的伪信号响应,它严重地影响地震勘探数据的质量。
Improper initial value will result in errors of low frequency component, relative wave impedance and stratum thickness to cause pitfalls of seismic data interpretation.
初位选择不同会出现反演的多解性;初值选择不当,会导致低频分量、相对波阻抗及岩层厚度的错误,产生地震解释的陷附。
The orientation of crosswell 3-d component geophone is critical to processing of crosswell seismic data.
井间三分量检波器的方位确定是井间资料处理的关键。
Applied to the processing of surface seismic data before or after stack and 3-component VSP data, the vector resolution method brings good result.
矢量分解法用于地面地震资料的叠前和叠后处理,以及VSP三分量记录的处理,都收到了良好的效果。
The displacement vectors corresponding to various seismic waves in usual 3-component VSP data produce projections on all geophone components.
在通常的三分量vsp数据中,各种类型的地震波所对应的位移矢量在检波器的各个分量上均有投影。
The displacement vectors corresponding to various seismic waves in usual 3-component VSP data produce projections on all geophone components.
在通常的三分量vsp数据中,各种类型的地震波所对应的位移矢量在检波器的各个分量上均有投影。
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