节点文献
山地地震资料处理方法研究
A Research on Mountain Seismic Data Processing Methods
【摘要】 针对宜阳盆地山地地表变化大、地震资料信噪比低的特点,主要就静校正问题、叠前净化处理、目标速度分析、DMO技术、优化迭代叠加技术和F-X域信号增强处理进行试验分析,建立了一套适合山地地震资料处理特点的处理流程。实际资料证明,处理的地震剖面信噪比明显提高、波组层次清楚,特征明显。
【Abstract】 In viewing of the strong topographic irregularity and the low signal-to -noise ratio of seismic data in mountain area in Yiyang basin,ex periments were carried out on static correction,prestack noise elimination,DMO,iteration and stacking and F-X domain signal enhancement.A set of processing flow diagrams suitable for mountain seismic processing was established.Real data verified that the signal-to -noise ratio of the pro-cessed seismic section increased by a big margin and the wave sets had clear hierarch and distinct features.
【关键词】 宜阳;
山地;
静校正;
信噪比;
地震剖面;
【Key words】 Yiyang; mountain; static correction; signal-to-noise ratio; seismic section;
【Key words】 Yiyang; mountain; static correction; signal-to-noise ratio; seismic section;
- 【文献出处】 河南石油 ,Henan Petroleum , 编辑部邮箱 ,2002年01期
- 【分类号】P631.4
- 【被引频次】6
- 【下载频次】91