三维地震勘探技术在砂墩子煤矿N42采区的应用

Application of 3D Seismic Exploration Technology in N42 Mining Area of Shadunzi Coal Mine

该文以三维地震勘探技术在砂墩子煤矿N42采区的应用为例,详细阐述地震数据采集选取合理的观测系统和采集参数,获取了高质量野外原始数据;地震资料处理采用针对性的处理流程,获得了高分辨率、高信噪比数据体;地震资料解释采用人机交互解释方法,获得了可靠的地质成果。应用实例表明:利用三维地震勘探技术查明了采区煤层赋存状况、断层、采空区及煤层露头分布情况,为开采设计提供了依据,为煤矿安全开采提供地质保障。

Taking the application of 3D seismic exploration technology in N42 mining area of Shadunzi Coal Mine as an example,this paper elaborates on seismic data acquisition,selects reasonable observation system and acquisition parameters,and obtains high-quality field original data;The seismic data processing adopts the targeted processing flow to obtain the data volume with high resolution and high signal-to-noise ratio;The seismic data interpretation adopts the man-machine interactive interpretation method,and reliable geological results are obtained.Application examples show that the occurrence of coal seams,faults,goaf and coal seam outcrop distribution in the mining area are found out by using three-dimensional seismic exploration technology,which provides a basis for mining design and geological guarantee for safe mining of coal mines.