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煤田物理模拟地震数据高精度成像

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在分析了现阶段煤田物理模拟地震数据特征的基础上,针对物理模拟数据处理过程中因换能器特性导致的振幅指向性及波形畸变问题实现了振幅补偿及波形畸变校正,对物理模拟地震数据中的多次波、虚反射干扰及宽频问题经过测试制定了合理的处理方案,最后在此基础上提出了针对煤田地震物理模拟地震数据的高精度成像流程,并通过某地区房柱式采空区物理模拟地震数据处理验证该流程可以有效提高煤田物理模拟地震数据的成像精度.
High Precision Imaging of Coal Field Physical Simulation Seismic Data
Based on the analysis of the characteristics of the current coal field physical simulation seismic data,the amplitude compensation and waveform distortion correction caused by the characteristics of the transducer during the processing of physical simulation data are realized,and a reasonable processing scheme is developed for the multiple waves,ghost interference and broadband problems in physical simulation seismic data.Finally,a high precision imaging process for coal field seismic physical simulation seismic data is proposed,and the imaging accuracy of coal field physical simulation seismic data is verified by the processing of house-pillar goaf physical simulation seismic data in certain area.

coalfield seismicphysical simulationtransducerhigh precision imaging

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中煤科工西安研究院(集团)有限公司,陕西西安 710077

煤田地震 物理模拟 换能器 高精度成像

国家自然科学基金中煤科工集团科技创新创业资金专项项目

420741752023-TD-QN009

2024

中国煤炭地质
中国煤炭地质总局

中国煤炭地质

CSTPCD
影响因子:0.652
ISSN:1674-1803
年,卷(期):2024.36(7)
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