資源描述:
《復(fù)雜斷塊油藏立體開(kāi)發(fā)鉆井完井優(yōu)化技術(shù)》由會(huì)員上傳分享,免費(fèi)在線閱讀,更多相關(guān)內(nèi)容在行業(yè)資料-天天文庫(kù)。
1、第32卷第6期石油鉆采工藝V0l
2、32No.62010年11月OILDRILLING&PRODUCTIONTECHNOLOGYNOV.2010文章編號(hào):10007393(2010)060038—04復(fù)雜斷塊油藏立體開(kāi)發(fā)鉆井完井優(yōu)化技術(shù)張宏軍楊立明(1.勝利石油管理局黃河鉆井固井公司,山東東營(yíng)257064;2勝利油田東辛采油廠地質(zhì)所,山東東營(yíng)257000)摘要:復(fù)雜小斷塊儲(chǔ)量小,利用常規(guī)技術(shù)開(kāi)發(fā),采收率低,經(jīng)濟(jì)效益差,需要進(jìn)行立體開(kāi)發(fā)。勝利油田Y3—1斷塊區(qū),含油面積1.5km,地質(zhì)儲(chǔ)量719.5×10t。斷塊小、油層多、非均質(zhì)強(qiáng)、油水關(guān)系復(fù)雜,將跨斷
3、層水平井、繞錐水平井、跨斷塊多靶點(diǎn)復(fù)雜結(jié)構(gòu)井與完井固井方式及開(kāi)采技術(shù)相結(jié)合,立體優(yōu)化,提高采收率。在完井固井方面采取了一些綜合措施,提高了一、二界面的水泥膠結(jié)質(zhì)量,滿(mǎn)足了立體開(kāi)發(fā)的要求。關(guān)鍵詞:復(fù)雜斷塊;立體開(kāi)發(fā);鉆井完井;優(yōu)化中圖分類(lèi)號(hào):TE22文獻(xiàn)標(biāo)識(shí)碼:ADrillingandcompletionoptimizationtechnologyincomplexfault-blockreservoirwithtridimensionaldevelopmentZHANGHongjun,YANGLiming(1HuangheDrillingandCem
4、entingCompanyofCNPCShengliPetroleum,Dongying257064,China;2.InstituteofGeologyofCNPCShengliPetroleumDongxinProductionBrigade,Dongying257000,China)Abstract:Duetothelowreservesofthecomplexsmallfault—blockreservoir,therecoveryratioandeconomicbenefitiSverylOWinusingoftraditionaltech
5、nology.Sothecomplexsmallfault—blockreservoirshouldbedevelopedintridimensionalpattern.Y3—1FaultblocksinShengliOilfield,withoil—bearingarea15km,andgeologicreserve719.5×10t,hasdisadvantagesofsmallfaultblocks,manyoillayers,severenonhomogeneityandcomplexoil—waterrelationship.Basingo
6、nthecombinationbetweencrossingfaulthorizontalwellsurroundingwaterconehorizontalwell,crossingfaultblockmultipletargetpointcomplexwellsandwellcompletionwithcementingpatternanddeveloptechnology,tridimensionaloptimization,therecoverycanbeimproved.Comprehensivemeasuresinwellcomple—t
7、ionandcementingwereadoptedtomeettherequirementoftridimensionaldevelopmentbyincreasingthecementbondingqualityofthefirstinterfaceandsecondinterface.Keywords:complexfault—block;tridimensionaldevelopment;drillingandcompletion;optimization復(fù)雜斷塊油藏立體開(kāi)發(fā)是針對(duì)斷裂系統(tǒng)復(fù)雜、l地質(zhì)情況斷塊小、油層多、非均質(zhì)強(qiáng)、油水關(guān)系復(fù)雜
8、的地質(zhì)體,Geologicalcondition在精細(xì)油藏描述和剩余油分布研究基礎(chǔ)上,實(shí)現(xiàn)層系、井網(wǎng)的立體優(yōu)化,最大程度地提高水驅(qū)控制和動(dòng)Y3.1斷塊含油面積1.5km,地質(zhì)儲(chǔ)量720×用程度,達(dá)到大幅度提高采收率和經(jīng)濟(jì)效益的目的,10t,斷塊區(qū)構(gòu)造破碎,斷裂極其發(fā)育,斷層組系多、復(fù)雜斷塊油藏立體開(kāi)發(fā)就是要做好層系、井網(wǎng)、井?dāng)鄬咏磺嘘P(guān)系復(fù)雜,斷層級(jí)別多、級(jí)差大,總體上受型、鉆井完井及采油_[藝的立體優(yōu)化,而完井固井是永3二級(jí)大斷層控制,斷塊內(nèi)部又發(fā)育2條規(guī)模較一個(gè)非常重要的環(huán)節(jié)。大的斷層,將斷塊切割為4個(gè)臺(tái)階,內(nèi)部由l5條小作者簡(jiǎn)介:張宏軍,1963
9、年生畢業(yè)于石油大學(xué)(華東)石油工程專(zhuān)業(yè),現(xiàn)為副經(jīng)理,高級(jí)工程師。電話(huà):0546—8721241張宏軍等:復(fù)雜