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《分层注水技术在中亚RN非均质碳酸盐岩油田的应用.pdf》由会员上传分享,免费在线阅读,更多相关内容在学术论文-天天文库。
1、第36卷第2期石油钻采工艺V0】.36No.22014年3月0ILDRILLING&PRODUCT10NTECHNOLOGYMarch2014文章编号:1000—7393(2014)02—0113—03doi:10.13639/j.odpt.2014.02.028分层注水技术在中亚RN非均质碳酸盐岩油田的应用温晓红1,2邵龙义田立志齐立新尤建广(1.中国矿业大学,北京100083;2.中国石油勘探开发研究院廊坊分院,河北廊坊065007;3.中国石油阿克纠宾油气股份公司,北京100101;4.冀东油田公
2、司勘探开发研究院,河北唐山063000;5.CNODC生产作业部,北京100101)引用格式:温晓红,邵龙义,田立志,等.分层注水技术在中亚RN非均质碳酸盐岩油田的应用[J].石油钻采工艺,2014,36(2):113.1l5.摘要:RN油田是中石油海外经营开采最早的、中亚规模较大的碳酸盐岩油藏。油田自然递减率高,主力油藏地层压力保持水平低,纵向动用程度不高,层间矛盾大。结合油田实际情况,研究了3种分层注水技术——液力投捞分层注水、同心双管分层注水、桥式偏心分层注水技术。现场应用表明,桥式偏心分层注水和
3、同心双管分注技术应用效果显著,液力投捞分注技术不适用于该油田。该研究对海外碳酸盐岩油田开发具有重要指导意义。关键词:碳酸盐岩;分层注水;同心双管分层注水;桥式偏心分层注水中图分类号:TE357.6文献标识码:BApplicationofselectivewaterinjectioninheterogeneouscarbonatereservoirsinRNOilfield,MiddleAsiaWENXia0h0ng,SHA0Longyi,TIANLizhi,QILixin4,YOUJianguang(1
4、.ChinaUniversityofMining&Technology,Beijing100083,China;2.ResearchInstituteofPetroleumExplorationandDevelopment-LangfangLangfang065007,China;3.CNPC-InternationalAktobePetroleum,Aktobe030000,Kazakstan;4.ExplorationandDevelopmentResearchInstituteofJidongOi
5、lfeildCompany,TangshanHebei063000,China;5.CNODC’Belling100101,China)Abstract:RNoilfiledistheearliestlargeoilfieldinMiddleAsiadevelopedbyPetrochinaoverseas.Theoilfieldfacedhighproduc—tiondecline,lowreservoirpressuremaintaining,lowverticalproducingdegree,s
6、eriousconflictsbetweenlayers.Accordingtoactualconditionsoftheoilfield,threetypesofefectiveandeconomicseparatedlayerwaterinjectiontechniqueshavebeenselected:separatedlayerwaterinjectionbyhydraulicrunningandpulling,concentricpipeseparatedlayerwaterinjectio
7、nandbridge-typeeccentricseparatelayerwaterinjection.Fieldapplicationshowsbridge-typeeccentricseparatedlayerwaterinjectionandconcentricpipeseparatedlayerwaterinjectionworkwellinthisoilfield,separatedlayerwaterinjectionbyhydraulicrunningandpullingisnotsuit
8、ableforthisfield.Theresearchresultsareinstructivetothehigheficientdevelopmentofoverseascarbonateoilfields.Keywords:RNoilfield;carbonate;separatedlayerwaterinjection;concentricpipeseparatedlayerwaterinjection;eccentricsepa—
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