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吐哈盆地北部山前带巴喀三维叠前地震成像处理解释技术研究及应用
引用本文:苏勤,李海亮,吕彬,黄云峰,王西文,王宇超,闫玉魁,杨飚,林明强.吐哈盆地北部山前带巴喀三维叠前地震成像处理解释技术研究及应用[J].中国石油勘探,2011(Z1):29-40,172.
作者姓名:苏勤  李海亮  吕彬  黄云峰  王西文  王宇超  闫玉魁  杨飚  林明强
作者单位:中国石油勘探开发研究院西北分院;中国石油吐哈油田公司;
基金项目:中国石油天然气股份有限公司物探技术攻关项目“吐哈盆地北部山前带三维叠前地震成像处理解释”(2010-01-03)
摘    要:吐哈盆地北部山前带巴喀地区地表条件复杂多样,地下构造复杂,导致该区原始地震资料品质较差,尤其是构造主体部位地层高陡,断裂非常发育,地震偏移成像难度极大,从而使得该区地下构造难以准确落实;同时巴喀地区储层为低孔低渗储层,地球物理响应特征不明显,缺乏有效的储层预测识别方法,以上因素制约了巴喀地区油气勘探的进程。通过研究,形成了针对巴喀地区的地震成像、构造解释及储层预测技术系列,其中的关键创新技术主要包括:起伏地表模型约束综合静校正技术、复杂地区"六分法"叠前噪声压制技术、浮动面逆时叠前深度偏移技术等。攻关与生产紧密结合,新研究成果能够更加准确地刻画巴喀地区的断裂位置及地下构造形态,整体成像效果得到改善,利用新研究成果重新梳理了构造样式,进一步认识了该区断裂特征及地层展布规律,新发现和落实了一批圈闭,在此基础上综合储层预测成果,优选了多个有利钻探目标。

关 键 词:约束静校正  “六分法”噪声压制  逆时偏移  有效储层预测  裂缝预测

3D Prestack Seismic Imaging in Baka Area of Northern Turpan-Hami Basin
Su Qin,Li Hailiang,Lv Bin,Huang Yunfeng,Wang Xiwen,Wang Yuchao,Yan Yukui,Yang Biao,Lin Mingqiang . Research Institute of Petroleum Exploration & Development-Northwest,PetroChina,Lanzhou City,Gansu Province ,. PetroChina Tuha Oilfield Company,Hami City,Xinjiang Uygur Autonomous Region.3D Prestack Seismic Imaging in Baka Area of Northern Turpan-Hami Basin[J].China Petroleum Exploration,2011(Z1):29-40,172.
Authors:Su Qin  Li Hailiang  Lv Bin  Huang Yunfeng  Wang Xiwen  Wang Yuchao  Yan Yukui  Yang Biao  Lin Mingqiang Research Institute of Petroleum Exploration & Development-Northwest  PetroChina  Lanzhou City  Gansu Province  PetroChina Tuha Oilfield Company  Hami City  Xinjiang Uygur Autonomous Region
Affiliation:Su Qin1,Li Hailiang1,Lv Bin1,Huang Yunfeng1,Wang Xiwen1,Wang Yuchao1,Yan Yukui2,Yang Biao2,Lin Mingqiang2 1. Research Institute of Petroleum Exploration & Development-Northwest,PetroChina,Lanzhou City,Gansu Province 730020,2. PetroChina Tuha Oilfield Company,Hami City,Xinjiang Uygur Autonomous Region 839009
Abstract:There are rugged surfaces and complex subsurface structures which lead to raw seismic data with poor quality in Baka area of Northern Turpan-Hami Basin. Especially for the main parts of subsurface structures, there are seriously steep formations and abundant faults. So it is difficult for seismic migration and to determine the subsurface structures. And the reservoirs feature in low permeability, low porosity and inconspicuous geophysical response. So there are few reservoir prediction and identification me...
Keywords:constraint static correction  six divisionnoise attenuation  reverse time migration  effective reservoir prediction  fracture prediction  
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