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火山岩地震储层预测难度大,目前国内外存在很多争议。本文通过井震结合,采用模型控制波阻抗反演技术,对克拉玛依油田九区古16井区石炭系火山岩储层进行了预测,发现两个“低速异常体”即为有利储集体,与实际钻井、录井、试油试采资料吻合较好。应用该成果进行了油藏东部扩边区开发部署,新井实施后生产效果很好,进一步证实了预测结果的可靠性。推动了火山岩储层预测技术在克拉玛依油田的应用,为类似火山岩储层预测起到了宝贵的借鉴意义。
Volcanic seismic reservoir prediction is difficult, there are many controversies at home and abroad. This paper predicts the Carboniferous volcanic reservoirs in the ancient 16 well block in the 9th district of Karamay Oilfield by well-seismic combination and model-controlled wave impedance inversion technique. It is found that the two “low-velocity anomalies” are favorable reservoirs, and The actual drilling, logging, test oil test data match well. Applying the result to the development and deployment of the expansion zone in the eastern part of the reservoir, the production effect is good after the new well is implemented, further confirming the reliability of the prediction result. It has promoted the application of volcanic reservoir prediction technology in Karamay Oilfield, which is of valuable reference for the prediction of similar volcanic reservoirs.