现代油气井射孔技术发展现状与展望_刘合

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1、石油勘探与开发2014年12月PETROLEUMEXPLORATIONANDDEVELOPMENTVol.41No.6731文章编号：1000-0747(2014)06-0731-07DOI:10.11698/PED.2014.06.13现代油气井射孔技术发展现状与展望12213刘合，王峰，王毓才，高扬，成建龙（1.中国石油勘探开发研究院；2.中国石油吉林油田公司；3.西安通源石油科技股份有限公司）摘要：射孔技术是油气田开发的重要环节。为了适应不同类型油气田开发的要求，经过10多年的发展，先后形成了深穿透聚能射孔、复合射孔、定向射孔、全通径射孔、负压及动态负压射孔、泵送射孔、

2、定面射孔等一系列射孔技术及其配套射孔工艺，一方面提高了射孔完井和增产改造效果及作业效率，另一方面通过合理保护储集层，延长了油气藏开发寿命。同时，射孔优化设计方法和射孔检测技术不断丰富和完善，进一步提高了射孔安全性和成功率，并使射孔技术的测试手段和现场应用更加规范。对于非常规致密油气，深层、超深层，薄差层、边底水油层，水平井分段压裂以及老井增产改造，应充分结合油气藏和油气井特点，开展“3D”射孔技术、超深穿透定向射孔技术、高温高压射孔技术、储集层个性化射孔方案制定以及射孔补孔优化方法等技术的研究。图7表2参28关键词：射孔技术；射孔工艺；现状；发展趋势；定面射孔；3D射孔中图分

3、类号：TE257.1文献标识码：AOilwellperforationtechnology:Statusandprospects12213LiuHe,WangFeng,WangYucai,GaoYang,ChengJianlong(1.PetroChinaResearchInstituteofPetroleumExploration&Development,Beijing100083,China;2.PetroChinaJilinOilfieldCompany,Songyuan138000,China;3.Xi’anTongOilToolsCo.Ltd,Xi’an710065

4、,China)Abstract:Perforationisakeylinkinwellcompletion.Tomeetthedevelopmentrequirementsofdifferenttypesofoilandgasfields,afterovertenyearsofresearchanddevelopment,aseriesofperforationmethodsandmatchingprocesseshavebeenestablished,suchasdeeppenetrationshapedperforation,compositeperforation,di

5、rectionalperforationetc,whichontheonehandimprovetheresultandefficiencyofperforationcompletionandstimulation,ontheotherhandprolongtheservicelifeofreservoirbyprotectingthereservoir.Meanwhile,theoptimizationofperforationdesignandtheimprovementofperforationcheckmethodfurtherenhancethesafetyands

6、uccessrateofperforation,andmaketheperforationtestprocessandfieldapplicationmorestandardized.Forunconventionaltightoilandgasreservoirs,deep−ultra-deepreservoirs,thinandpoorreservoirs,reservoirswithedgeorbottomwater,stagedfracturingofhorizontalwells,andre-perforatingofoldwells,perforationtech

7、niquessuchas3Dperforation,ultra-deeppenetrationperforation,andhightemperaturehighpressureperforation,andsupplementperforationetcshouldbestudiedaccordingtothefeaturesofthespecificoilandgasreservoirandwell.Keywords:perforationtechnology;perforationprocess;