江苏复杂水网区三维采集关键技术研究与应用  

Research and application of key technology of 3D acquisition in Jiangsu complex water network area

作　　者：冯晓强 朱峰 石一青 陈习峰[2] 胡国斌 FENG Xiaoqiang;ZHU Feng;SHI Yiqing;CHEN Xifeng;HU Guobin(East China Branch of SINOPEC Petroleum Engineering Geophysics Co.,Ltd.,Nanjing 210009,China;Geophysical Research Institute of Jiangsu Oilfield Company,SINOPEC,Nanjing 210000,China)

机构地区：[1]中石化石油工程地球物理有限公司华东分公司,江苏南京210009 [2]中国石化江苏油田分公司物探研究院,江苏南京210000

出　　处：《复杂油气藏》2025年第1期61-69,共9页Complex Hydrocarbon Reservoirs

摘　　要：江苏地区河湖密布、水产养殖业发达,复杂的地表条件限制了地震采集工作的开展,给高品质资料的获取和地质任务的完成带来了很大困难。针对该区问题,开展了观测系统优化、缺口控制与处理、难点区域数据获取等关键技术研究。通过尽职调查大数据深度分析与应用,在错综复杂的养殖区关系中寻找最佳施工对策;通过针对性的观测系统优化设计兼顾了数据均匀性和信噪比;采用快速精确的缺口控制与处理技术提高了复杂区域采集资料的品质;应用同步分片采集方案解决了局部难点区域采集瓶颈问题,降低了施工难度,提高了资料完整性。将上述关键技术应用于江苏TJB工区,解决了复杂水网地区采集施工难点,为高品质资料的获取和地质任务的完成奠定了良好基础。In the Jiangsu region,which is densely poluated by rivers and lakes and has a well-developed aquaculture industry,complex surface conditions limit seismic acquisition,posing significant challenges to the acquisition of high-quality data and the completion of geological tasks.To address these problems in the region,we conducted studies on key technologies of the optimization of the observation system,control and process of gaps,and data acquisition in difficult areas.Through diligent surveys and in-depth analysis and application of big data,optimal construction strategies were found amidst the intricate relationships of aquaculture areas;the targeted observation system optimization has balanced the uniformity and signal-to-noise ratio of the date;the rapid and precise gap control and processing techniques have improved the quality of the data acquired in the complex areas;the application of synchronized split-acquisition schemes has resolved the local bottleneck issues in the acquisition of the difficult areas,reducing the construction difficulty and enhancing the data integrity.The application of the aforementioned key technologies in the TJB working area of Jiangsu has resolved the problems in seismic acquisition of complex water network areas,laying a solid foundation for the acquisition of highquality data and the completion of geological tasks.

关 键 词：复杂水网 数据均匀性 缺口预判 五维插值 同步分片采集 

分 类 号：P631.4[天文地球—地质矿产勘探]