Studies of interbeds in Triassic reservoir,KZl block,Tahe Oil Field
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摘要: 塔河油田阿克亚苏地区KZ1区块为湖底扇沉积形成的油藏,利用具备隔夹层条件下的油井极限液量,进而反推隔夹层展布计算公式,根据计算结果进行了以隔夹层为依据的取心井位部署,实钻取心证实了本文对夹层的研究结论。在底水油藏开发中,全面认识隔夹层的成因、特征、分布和识别方法对精细表征油藏地质特征,研究剩余油分布,进而采取有效的井位部署和挖潜措施均具有重要意义。Abstract: KZI block of Akeyasu regionvoir.Formula of interbed distributionof the Tahe Oil Field is a sublacustrine fan sedimentaryreserproposed according to liquid limit in wells with interbeds.Calculation results were practiced incoredrilling and approved correct.In explorations ofreservoirswith bottomsighnificant toWateY,studies of interbed origin,characteristics,distribution and identifying methodcharacterize reservoir geology,find remaining oil and deploy wells.
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Key words:
- interbed /
- liquid limit /
- reservoir with bottom-water /
- Akeyasu region /
- Tahe Oil Field
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[1] Lowe D R.Depositional models with special reference to the deposits of high-density turbidity currents[J].Journal of sedimentary petrology,1982,52(1):279-297. [2] 郭建华.阿克库勒地区三叠系层序地层与沉积相研究[R].长沙:中南大学,2006. [3] 严耀祖,段天向.厚油层中隔夹层识别及井间预测技术[J].岩性油气藏,2008,20(2):21-23. [4] 马洪涛.塔河油田AT1井区中三叠统中油组湖底扇沉积特征研究[J].岩性油气藏,2010,22(3):31-34. [5] 陈元千.油气藏工程计算方法[M].北京:石油工业出版社,1991. -
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