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Ming Jun, Xia Qinglong, Zhou Donghong, Wang Jianli
Online:
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Abstract: The main series of strata of Jinzhounan Oilfield is the Archean buried hill. The accuracy of fractured reservoir prediction is directly related to development of buried hill oil reservoir. To bring about accurate prediction of fractured reservoir, the efforts were focused on seismic prediction technology and study method of medium- and high-angle fractures in the pattern of offshore narrow azimuth angle seismic acquisition. With combination of geological and structural characteristics of the study zone, the in-depth study was made on the quantitative relations between fracture development degree and seismic response features in the pattern of narrow azimuth angle acquisition. Based on those efforts, the vertical wave azimuth anisotropy fracture prediction technology, far and near offset distance seismic anisotropy fracture prediction and pre-stack stress field fracture prediction technology were brought under application analysis and study. Finally, a magnitude of information was used to merge and process the results of three prediction methods, thus making comprehensive prediction of buried hill fractured reservoir on the basis of various methods. With the multi-solution possibility for single-method prediction reduced, the development well confirmed that the conformity of prediction exceeded 80 percent, providing the data for exploration and development of the oilfield in the next stage. Meanwhile, a set of fracture prediction technology series was summarized for adoption of offshore seismic data.
Ming Jun,Xia Qinglong,Zhou Donghong and Wang Jianli. Study of Seismic Prediction Technology for Buried Hill Fractured Reservoir of Jinzhounan Oilfield[J]. .
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URL: http://www.cped.cn/EN/
http://www.cped.cn/EN/Y2014/V19/I1/60