国产精品偷伦视频免费观看_欧美成人免费一区二区三区视频_黄频视频大全免费的国产_亚洲一区精品无码色成人

　　弧33-55井(jing)(jing)(jing)(jing)(jing)(jing)是該區(qu)塊西部(bu)邊(bian)緣(yuan)的一(yi)口生產(chan)井(jing)(jing)(jing)(jing)(jing)(jing)，設(she)計井(jing)(jing)(jing)(jing)(jing)(jing)深(shen)1750米。一(yi)開(kai)表層下深(shen)φ339.7×70米，二開(kai)鉆(zhan)(zhan)井(jing)(jing)(jing)(jing)(jing)(jing)液配(pei)方(fang)(fang)：一(yi)開(kai)井(jing)(jing)(jing)(jing)(jing)(jing)漿(jiang)或預水化(hua)土漿(jiang)（含土5%）+銨(an)鹽1%+聚(ju)丙烯(xi)(xi)酸鉀0.3%+有機(ji)硅1%+陽離子包(bao)被劑(ji)(ji)(ji)0.3%+HA樹(shu)脂(zhi)1%,使(shi)用(yong)φ228PDC鉆(zhan)(zhan)頭鉆(zhan)(zhan)至1120.75米發現(xian)井(jing)(jing)(jing)(jing)(jing)(jing)漏(lou)(lou)(lou)(lou)，起鉆(zhan)(zhan)換(huan)φ215PDC鉆(zhan)(zhan)頭，邊(bian)靜(jing)(jing)止(zhi)堵(du)漏(lou)(lou)(lou)(lou)邊(bian)起鉆(zhan)(zhan)，起鉆(zhan)(zhan)前鉆(zhan)(zhan)井(jing)(jing)(jing)(jing)(jing)(jing)液性能：粘(zhan)度(du)(du)54″、密度(du)(du)1.15g/cm3、濾失量(liang)(liang)(liang)3.5ml、塑性粘(zhan)度(du)(du)24mPa.s、動切力10Pa。φ215PDC鉆(zhan)(zhan)頭下鉆(zhan)(zhan)到底(di)充分循環(huan)洗(xi)井(jing)(jing)(jing)(jing)(jing)(jing)，并按二開(kai)鉆(zhan)(zhan)井(jing)(jing)(jing)(jing)(jing)(jing)液配(pei)方(fang)(fang)補(bu)充新漿(jiang)，將鉆(zhan)(zhan)井(jing)(jing)(jing)(jing)(jing)(jing)液密度(du)(du)調至1.12g/cm3、粘(zhan)度(du)(du)106秒(miao)、濾失量(liang)(liang)(liang)3.5ml，鉆(zhan)(zhan)至井(jing)(jing)(jing)(jing)(jing)(jing)深(shen)1125米時(shi)，泥(ni)漿(jiang)只進(jin)不(bu)出(chu)，加入(ru)橋(qiao)塞(sai)3噸，鋸(ju)(ju)(ju)末(mo)6噸，靜(jing)(jing)3小時(shi)后恢復鉆(zhan)(zhan)進(jin)，漏(lou)(lou)(lou)(lou)速為30-40方(fang)(fang)/小時(shi)。由(you)于靜(jing)(jing)止(zhi)堵(du)漏(lou)(lou)(lou)(lou)效(xiao)果(guo)不(bu)甚(shen)理(li)(li)想，漏(lou)(lou)(lou)(lou)失主要(yao)在(zai)(zai)(zai)形成新井(jing)(jing)(jing)(jing)(jing)(jing)眼過程中(zhong)。因此，采用(yong)邊(bian)補(bu)量(liang)(liang)(liang)邊(bian)加入(ru)橋(qiao)塞(sai)、復合(he)堵(du)漏(lou)(lou)(lou)(lou)劑(ji)(ji)(ji)、迪(di)塞(sai)爾等，保(bao)(bao)證(zheng)(zheng)堵(du)漏(lou)(lou)(lou)(lou)劑(ji)(ji)(ji)的含量(liang)(liang)(liang)在(zai)(zai)(zai)3-5％之間（鋸(ju)(ju)(ju)末(mo)：橋(qiao)塞(sai)：復合(he)堵(du)漏(lou)(lou)(lou)(lou)劑(ji)(ji)(ji)：迪(di)塞(sai)爾=3：3：1：1）。在(zai)(zai)(zai)鉆(zhan)(zhan)進(jin)過程中(zhong)，每鉆(zhan)(zhan)進(jin)100-150m進(jin)行一(yi)次短(duan)起下鉆(zhan)(zhan)作業，一(yi)方(fang)(fang)面(mian)靜(jing)(jing)止(zhi)堵(du)漏(lou)(lou)(lou)(lou)，一(yi)方(fang)(fang)面(mian)暢通井(jing)(jing)(jing)(jing)(jing)(jing)眼，在(zai)(zai)(zai)補(bu)量(liang)(liang)(liang)時(shi)按鉆(zhan)(zhan)井(jing)(jing)(jing)(jing)(jing)(jing)液配(pei)方(fang)(fang)配(pei)制(zhi)，保(bao)(bao)證(zheng)(zheng)鉆(zhan)(zhan)井(jing)(jing)(jing)(jing)(jing)(jing)液性能穩定。鉆(zhan)(zhan)井(jing)(jing)(jing)(jing)(jing)(jing)液粘(zhan)度(du)(du)控(kong)制(zhi)在(zai)(zai)(zai)100-120秒(miao)、密度(du)(du)1.08-1.10g/cm3、濾失量(liang)(liang)(liang)控(kong)制(zhi)在(zai)(zai)(zai)3.5-4.0ml。由(you)于該地區(qu)青山口組地層泥(ni)巖(yan)裂(lie)縫(feng)發育、砂巖(yan)孔(kong)隙度(du)(du)大、滲透率(lv)高，因此漏(lou)(lou)(lou)(lou)失嚴重，鉆(zhan)(zhan)進(jin)過程中(zhong)有掉塊現(xian)象，井(jing)(jing)(jing)(jing)(jing)(jing)漏(lou)(lou)(lou)(lou)不(bu)能打鉆(zhan)(zhan)時(shi)采用(yong)起鉆(zhan)(zhan)靜(jing)(jing)止(zhi)的方(fang)(fang)法堵(du)漏(lou)(lou)(lou)(lou)。漏(lou)(lou)(lou)(lou)速小于30方(fang)(fang)/小時(shi)，采用(yong)邊(bian)補(bu)量(liang)(liang)(liang)邊(bian)鉆(zhan)(zhan)進(jin)的方(fang)(fang)法，鉆(zhan)(zhan)至1750米達到設(she)計井(jing)(jing)(jing)(jing)(jing)(jing)深(shen)完鉆(zhan)(zhan)。全(quan)井(jing)(jing)(jing)(jing)(jing)(jing)漏(lou)(lou)(lou)(lou)失井(jing)(jing)(jing)(jing)(jing)(jing)段為1120.75-1750米。共漏(lou)(lou)(lou)(lou)失1605方(fang)(fang)。處理(li)(li)劑(ji)(ji)(ji)用(yong)量(liang)(liang)(liang)如下：般土235T、純堿5.5T、重品石120T、聚(ju)丙烯(xi)(xi)酸鉀1.8T、銨(an)鹽8T、鈉鹽14T、有機(ji)硅1T、HA樹(shu)脂(zhi)14T、鋸(ju)(ju)(ju)末(mo)20T、橋(qiao)塞(sai)20T、復全(quan)堵(du)漏(lou)(lou)(lou)(lou)劑(ji)(ji)(ji)7T、迪(di)塞(sai)爾7T、陽離子包(bao)被劑(ji)(ji)(ji)1.5T。

　　該井(jing)(jing)(jing)(jing)鉆(zhan)井(jing)(jing)(jing)(jing)液成本為525862.49元。平均每米成本為300.49元/米。完(wan)井(jing)(jing)(jing)(jing)測井(jing)(jing)(jing)(jing)在1280米，1450米兩(liang)次遇阻，通井(jing)(jing)(jing)(jing)兩(liang)次后(hou)完(wan)成測井(jing)(jing)(jing)(jing)及完(wan)井(jing)(jing)(jing)(jing)作業。