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时间:2020-06-19
《南堡深层水平井探潜山面井斜角设计方法.pdf》由会员上传分享,免费在线阅读,更多相关内容在行业资料-天天文库。
1、第36卷第3期石油钻采工艺V01.36No.32014年5月OILDRILLING&PR0DUCT10NTECHNOL0GYMav2014文章编号:1000—7393(2014)03—0007—03doi:10.13639/j.odpt.2014.03.002南堡深层水平井探潜山面井斜角设计方法胡中志周岩李然朱宽亮李战伟张红臣(1.冀东油田公司钻采工艺研究院,河北唐山063004;2.冀东油田公司勘探开发建设项目部,河北唐海063200;3.冀东油田公司勘探开发研究院,河北唐山063004)引用格式:胡中志,周岩,李然
2、,等.南堡深层水平井探潜山面井斜角设计方法[J].石油钻采工艺,2014,36(3):7-9.摘要:为保证深层潜山水平井实钻轨迹能够顺利有效进入潜山,且沿地质要求的有利储层段钻进,建立了一种深层潜山水平井探潜山面井斜角的设计方法。以设计轨道沿潜山高部位向低部位钻进这种相对难进山且进山后容易穿出有利储层的情况为研究对象,分析了地层倾角、有利储层预测厚度和工具造斜能力与设计探潜山面井斜角之间的关系,考虑了地层倾角与设计轨道方位间的夹角、地层倾角预测误差和有利储层厚度预测误差等主要影响因素,建立了探潜山面井斜角计算模型,并应
3、用于冀东油田深层潜山水平井设计。实钻表明:该设计方法达到了有效探潜山面并顺利沿地质要求的井段钻进的目的。关键词:深层潜山;探潜山面井斜角;设计方法;预测误差;水平井中图分类号:TE21文献标识码:AMethodfordesigningtheholeinclinationofhorizontalwellfordetectingthesurfaceofdeepburiedhillofNanpuOilfieldHUZh0ngzhi,ZHOUYan,LIRan,ZHUKuanliang,LIZhanwei,ZHANGH0ngc
4、hen3(1.ResearchInstituteforProductionTechnology,JidongOilfield,Tangshan063004,China;2.Exploration&DevelopmentConstructionDepartment,JidongOilfield,Tanghai063200,China;3.Exploration&DevelopmentResearchInstitute,JidongOilfield,Tangshan063004,China)Abstract:Toensur
5、ethetrackofthedeepburiedhillhorizontalwellscanefectivelyentertheburiedhillreservoiranddrillinthefavorablereservoirsasgeologistsdesired,wehaveestablishedame~odfordesigningtheholedeviationangleofhorizontalwellfordetectingthesurNceofdeepburiedhills.Takingthedesigni
6、ngofthewelltrajectoriesstartingfromthehighpositionoftheburiedhilltothelowposition.whereenteringtheburiedhillreservoirisrelativelydificultandthefaVOrablereservoirstendtobedrilledthroughastheresearchobject,wehaveanalyzedtherelationshipoftheformationdip,reservoirth
7、ickness,toolanglebuildingcapability,andthedesignedinclinationfordetectingthesur~ceofburiedhills;consideredthemaininfluencefactors,suchastheanglebetweenforma—tiondipanddesignedazimuth,predictionerroroftheformationdip,theerrorofthicknesspredictionoftheprofitablere
8、servoirs,etc.;establishedthemodelforcalculationoftheholeinclinationfordetectingtheburiedhillsandhaveappliedittothedesignofhorizontalwellsintobufedhillsinJidongOilfiel
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