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黄骅拗陷辉绿岩蚀变带储层预测方法

Keywords: 黄骅拗陷,辉绿岩蚀变带,裂缝,测井响应,波阻抗反演,多属性反演

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Abstract:

?黄骅拗陷辉绿岩蚀变带储层裂缝非常发育,但蚀变带厚度较小,这为蚀变带储层预测增大了难度。为此,本文以黄骅拗陷r区的测井资料为出发点,分析了蚀变带的测井响应特征,认为蚀变带的补偿密度值、补偿中子值及自然伽马值与围岩和辉绿岩的界限较为明显;进而选择了波阻抗反演与多属性反演相结合的方法对辉绿岩蚀变带的分布范围和厚度进行了预测;利用"综合概率法"对多种测井响应进行计算,得到表征裂缝发育程度的裂缝发育指数曲线,并再次通过多属性反演,预测了蚀变带裂缝的分布范围和发育程度。通过实际钻井资料验证,预测结果准确度高,为该区辉绿岩蚀变带储层预测提供了重要的依据。

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[3]  周立宏,吴永平等.黄晔坳陷第三系火成岩与油气关系探讨.石油学报,2000,21(5);29-34zhoulihong,wuyongpingetal.characteristicsofthetcrtiaryigneousrocksandinvestigationoftheirrelationshipswithhydrocarboninhuanghuadepres-lion.actapetroleisinica,2000,21(5);29-34
[4]  邵维志,梁巧峰,李俊国等.黄晔-凹陷火成岩储层测井响应特征研究.测井技术,2006,30(2);149-153shaowcizhi,i_iangqiaofcng,lijunguoctal.onlogresponsecharacteristicsofigneousreservoirinhuan-ghuadepression.wellloggingtechnology,2006,30(2):49-153
[5]  南雪芬,叶庆丽,蒋素霞.黄晔凹陷风化店地区火成岩研究与识别.录井工程,2006,17(4);72-75nanxucfen,ycqingliandjiangsuxia.theigneousstudyinganddistinguishingforfcnghuadianarcaofhuanghuadepression.mudloggingengineering,2006,17(4):72-75
[6]  王鹏等.大港油田科技丛书.北京:石油工业出版社,1999,98-120
[7]  肖阳,朱敏,朱文奎等.测井约束反演技术在油藏描述中的应用.石油地球物理勘探,2001,36(5);633-639xiaoyang,zhumin,zhuwcnkuictal.applicationoflogging-constrainedversioninreservoirdescrip-tlon.ogp,2001,36(5):633-639
[8]  王西文,石兰亭,雍学善等.地震波阻抗反演方法研究.岩性油气藏,2007,19(3);1-8wangxiwcn,shilanting,yongxucshanctal.studyonseismicimpedanceinversion.lithologicreservoirs,2007,19(3):1-8
[9]  刘磊,邢正岩,孙国等.应用测井约束地震反演技术描述相106断块储集层.石油勘探与开发,1999,26(5);80-82liuli,xingghcngyan,sunuuoctal.theapplica-tionofwelllogconstrainedseismicinversiontothedescriptionofreservoirsinzhuang106block.petro-leumexplorationanddevelopment,1999,26(5):80-82
[10]  谢雄举,手玉新.优选地震属性预测储层参数的方法及其应用.石油物探,2004,43(增刊);127-131xicxiongju,jiyuxin.themethodanditsapplica-tionofpreferringseismicattributestopredictrescr-voirparameters.cupp,200,43(sup):127-131
[11]  江文荣,李允,蔡东升.秦皇岛27-33区块三维地震精细解释及储层预测.天然气地球科学,2006,17(4);402-409jiangwcnrong,liyunandcaidongshcng.finein-terpretationandreservoirpredictionon3dseismicdataofqhd27/33.naturalgasgeoscience,2006,17(4):402-409
[12]  蔡刚,黄玉,姚清洲等.储层地震反演方法及其在q三维工区的应用.天然气地球科学,2009,20(6);972-976caiuang,hangyu,yaoqingzhouetal.methodofreservoirseismicinversionanditsapplicationintheq3dsurvey.naturalcuascueoscience,2009,20(6):972-976
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