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根据准噶尔工地油气勘探目的层较深、构造平缓、地表条件复杂和地震反射资料信嗓比低等特点,将三维地震勘探共中心点面元扩大到50m×100m。面元扩大,不仅避开了施工障碍、保证了原始资料的质量、为提高覆盖次数改善数据质量创造了条件,而且还减少了采集处理工作量,降低了成本、缩短了周期,使大面元三维地震勘探成果及时指导油藏评价和开发井冈的部署,减少了大量钻井费用。
According to the characteristics of Junggar Basin’s deep hydrocarbon exploration target, flat structure, complex surface conditions and low signal-to-noise ratio of seismic reflection data, the area of 3D seismic prospecting center point is expanded to 50m × 100m. The expansion of noodles not only avoids the construction obstacles, ensures the quality of the original data, improves the quality of the data for improving the coverage times, but also reduces the workload of collection and processing, reduces the cost and shortens the cycle, The results of 3D seismic exploration promptly guide the reservoir evaluation and development of the Jinggang deployment, reducing a large number of drilling costs.