TH12193X西北局井完井報(bào)告

PAGE1塔河油田奧陶系油藏12區(qū)TH12193X井定向技術(shù)服務(wù)總結(jié)江漢鉆井二公司定向服務(wù)隊(duì)2013年04月30日塔河油田奧陶系油藏12區(qū)TH12193X井定向技術(shù)服務(wù)總結(jié)技術(shù)服務(wù)：江漢鉆井二公司定向服務(wù)隊(duì)施工單位：江漢鉆井70627隊(duì)編寫人：陳濤審核人：鐘成兵技術(shù)負(fù)責(zé)：陳濤提交日期：2013年4月30日PAGE3目錄1基本數(shù)據(jù) 11.1完井?dāng)?shù)據(jù) 11.2中靶情況 32測斜儀器 42.1陀螺測斜儀 42.2多點(diǎn)測斜儀 42.3MWD無線隨鉆測斜儀 43動(dòng)力鉆具 54鉆具組合 55每趟鉆施工情況 66施工日志 97技術(shù)總結(jié) 14附件1：TH12193X井井身軌跡計(jì)算表 21附件2：垂直剖面圖 21附件3：水平投影圖 251基本數(shù)據(jù)1.1完井?dāng)?shù)據(jù)原設(shè)計(jì)數(shù)據(jù)：井號TH12193X地理位置庫車縣境內(nèi)，井口位于TH12154井北西297°53′17″，平距966m；TH12144井南東158°27′15″，平距1009m。構(gòu)造位置阿克庫勒凸起西北斜坡井別開發(fā)井坐標(biāo)井口（m）A靶（m）B靶（m）地面海拔（m）補(bǔ)心高（m）縱(X)4596124.786/4596067.5942.48310.5橫(Y)15227223.366/15227184//地質(zhì)分層柯吐爾組卡拉沙依組巴楚組鷹山組//5479571859726072//54239254100（未穿）//井身結(jié)構(gòu)套管層次鉆頭尺寸(mm)×井深(m)套管尺寸(mm)×下深(m)水泥返深（m）一開346.1×1200273.1×1199地面二開250.88×5964193.7×5962200/3900三開165.1×6101.11/裸眼完井四開///井型斜井軌道類型直—增—穩(wěn)設(shè)計(jì)方位(°)214.5設(shè)計(jì)井深(m)6101.11B點(diǎn)垂深(m)6072.00造斜點(diǎn)(m)5975.00靶點(diǎn)位移(m)69.51//靶區(qū)范圍靶半徑＜2設(shè)計(jì)剖面特殊點(diǎn)井深(m)井斜(°)方位(°)垂深(m)南北坐標(biāo)(m)東西坐標(biāo)(m)閉合距(m)造斜率(°/30m)造斜點(diǎn)5975.00005975.000.000.000.000穩(wěn)斜點(diǎn)6071.0457.36214.56055.79-36.42-25.0344.1917.917B靶6101.1157.36214.56072.00-57.29-39.3769.510注：水平井若有導(dǎo)眼，則在數(shù)據(jù)表中標(biāo)出。

調(diào)整設(shè)計(jì)數(shù)據(jù)：井號TH12193X地理位置庫車縣境內(nèi)，井口位于TH12154井北西297°53′17″，平距966m；TH12144井南東158°27′15″，平距1009m。構(gòu)造位置阿克庫勒凸起西北斜坡井別開發(fā)井坐標(biāo)井口（m）A靶（m）B靶（m）地面海拔（m）補(bǔ)心高（m）縱(X)4596124.786/4596067.5942.48310.5橫(Y)15227223.366/15227184//地質(zhì)分層柯吐爾組卡拉沙依組巴楚組鷹山組/5479571859726072/54239254100（未穿）/井身結(jié)構(gòu)套管層次鉆頭尺寸(mm)×井深(m)套管尺寸(mm)×下深(m)水泥返深（m）一開346.1×1200273.1×1199地面二開250.88×5964193.7×5962200/3900三開165.1×6101.11/裸眼完井四開///井型斜井軌道類型直—增—穩(wěn)設(shè)計(jì)方位(°)214.5設(shè)計(jì)井深(m)6101.11設(shè)計(jì)方位(°)214.5造斜點(diǎn)(m)5989.00靶點(diǎn)位移(m)69.51造斜點(diǎn)(m)5989.00靶區(qū)范圍靶半徑＜20m設(shè)計(jì)剖面特殊點(diǎn)井深(m)井斜(°)方位(°)垂深(m)南北坐標(biāo)(m)東西坐標(biāo)(m)投影位移(m)造斜率(°/30m直井段5989.000.7352.245987.73-37.7048.473.620增斜段5998.001.90257.415996.73-37.6948.373.673.9增斜段6073.5869.92257.416054.41-46.807.6034.2727.0穩(wěn)斜段6124.8269.92257.416072.00-57.29-39.3769.510注：水平井若有導(dǎo)眼，則在數(shù)據(jù)表中標(biāo)出。1.2中靶情況井號TH12193X隊(duì)號70627JH公司江漢鉆井二公司井型斜井軌道類型直-增-穩(wěn)補(bǔ)芯高(m)10.5設(shè)計(jì)方位(°)214.5設(shè)計(jì)井深（m）6124.82造斜點(diǎn)(m)5980靶前位移(m)69.51//中靶情況B點(diǎn)靶心距：4.29m端點(diǎn)坐標(biāo)海拔（m）井深（m）垂深（m）XY井口4596124.78615227223.366942.483//B4596067.515227184/6127.276071.24特殊點(diǎn)井深(m)垂深(m)井斜(°)方位(°)南北(m)東西(m)投影位移(m)造斜率(°/30m設(shè)計(jì)造斜點(diǎn)59895987.730.7352.24-37.7048.473.620.00實(shí)際造斜點(diǎn)59805978.730.45337.54-37.7348.263.761.47靶點(diǎn)對比項(xiàng)目斜深（m）垂深（m）水平位移（m）閉合方位（m）縱距（m）橫距（m）A點(diǎn)設(shè)計(jì)//////實(shí)際//////B點(diǎn)設(shè)計(jì)6124.826072.0069.51214.500實(shí)際6127.276071.2465.93212.441.643.97實(shí)鉆剖面特殊點(diǎn)井深(m)井斜(°)方位(°)垂深(m)南北坐標(biāo)(m)東西坐標(biāo)(m)投影位移(m)造斜率(°/30m)直井段5989.000.7352.245987.73-37.7048.473.620增斜段6088.1078.09257.186064.66-47.111.6337.9026.76穩(wěn)斜段6127.2780.8257.286071.24-55.65-35.3765.890.38備注：實(shí)鉆至6127.27m時(shí)垂深6071.24m，甲方通知完鉆

2測斜儀器（本井所使用測斜儀器型號、規(guī)格、精度、抗溫等）2.1陀螺測斜儀陀螺名稱外徑井斜精度/測量范圍方位精度/測量范圍額定壓力推薦工作溫度備注///////2.2多點(diǎn)測斜儀型號外徑mm內(nèi)徑mm井斜角精度(0-180°)方位角精度（0-360°）磁性和高邊工具面精度（0-360°）推薦工作溫度額定壓力MPaYSS4520±０．2°±1．5°±1．５°11002.3MWD無線隨鉆測斜儀儀器類型耐溫℃耐壓PSi配合鉆鋌外徑mm適用井眼尺寸工作排量L/s其它技術(shù)指標(biāo)HT3501508088.9165.111-13井斜角：０～１８０°、±０．1°

方位角：０～３６０°、±０．5°

工具面：０～３６０°、±０．５°

排量范圍：10-20L/S

電池壽命：150-200小時(shí)，取決于環(huán)境溫度3動(dòng)力鉆具序號鉆進(jìn)井段m使用時(shí)間h檢查方式動(dòng)力鉆具類型型號規(guī)格單彎

曲角（°）長度m連接螺紋馬達(dá)級數(shù)級渦輪節(jié)數(shù)節(jié)生產(chǎn)廠家備注起止上端下5井口測試常溫150℃120mm2.54.3233031055東遠(yuǎn)26009603210.5井口測試常溫150℃120mm2.754.2233031055北石36032608820井口測試常溫150℃120mm3.54.3633031055德州4608861069.5井口測試常溫150℃120mm1.55.6133031055東遠(yuǎn)5610661279.5井口測試常溫150℃120mm1.257.2233031055北石4鉆具組合（標(biāo)出各種鉆具長度）序號結(jié)構(gòu)名稱鉆具結(jié)構(gòu)描述15980-6009165.1mm牙輪+120mm2.5°螺桿+單流閥+120mm無磁鉆鋌+88.9mm無磁抗壓鉆桿+88.9mm加重鉆桿×45+88.9mm鉆桿26009-6032165.1mm牙輪+120mm2.75°螺桿+單流閥+120mm無磁鉆鋌+88.9mm無磁抗壓鉆桿+88.9mm加重鉆桿×45+36032-6088165.1mm牙輪+120mm3.5°螺桿+單流閥+120mm無磁鉆鋌+88.9mm無磁抗壓鉆桿+88.9mm加重鉆桿×45+46088-6106165.1mm牙輪+120mm1.5°螺桿+單流閥+120mm無磁鉆鋌+88.9mm無磁抗壓鉆桿+88.9mm加重鉆桿×45+56106-6127165.1mm牙輪+120mm1.25°螺桿+單流閥+120mm無磁鉆鋌+88.9mm無磁抗壓鉆桿+88.9mm加重鉆桿×45+5每趟鉆施工情況1、增斜段第一趟鉆(5980-600鉆具組合：165.1mm牙輪+120mm2.5°螺桿+單流閥+120mm無磁鉆鋌+88.9mm無磁抗壓鉆桿+88.9mm加重鉆桿×45+88.9mm鉆桿入井目的：增斜入井出井日期：2013.3.2820：00～2013.3.318：00鉆進(jìn)日期：2013.3.2914：00～2013.3.3018：00鉆遇地層：鷹山組（O1-2y）鉆進(jìn)井段：5980m～6009m總時(shí)間：28h鉆進(jìn)進(jìn)尺：29m循環(huán)時(shí)間：27.5h純鉆時(shí)間：24h機(jī)械鉆速：1.21m/h鉆進(jìn)參數(shù)：鉆壓:40～40kN泵壓:22～24MPa排量:11.0～13.0L/s泥漿性能：密度:1.12g/cm3粘度:45s井斜變化：0.45°～2.2°井斜變化率：5.56°/30m方位變化：52.24°～264.99°方位變化率：34.48°/30m狗腿度：5.58°/30m施工簡述：3月28日20:00下入2.5°單彎螺桿開始下鉆，3月29日14:00下鉆到底后開始定向鉆進(jìn)，層位為鷹山組，巖性為黃灰色泥晶灰?guī)r，鉆時(shí)20～30min/m。3月30日18:00鉆進(jìn)至6009m時(shí)，發(fā)現(xiàn)造斜率只有5.58°/30m比設(shè)計(jì)低，通知井隊(duì)循環(huán)起鉆更換2.75°螺桿。2、增斜段第二趟鉆(6009-6032鉆具組合：165.1mm牙輪+120mm2.75°螺桿+單流閥+120mm無磁鉆鋌+88.9mm無磁抗壓鉆桿+88.9mm加重鉆桿×45+88.9mm鉆桿入井目的：增斜入井出井日期：2013.3.319：00～2013.4.220：00鉆進(jìn)日期：2013.4.19:00～2013.4.119:30鉆遇地層：鷹山組（O1-2y）鉆進(jìn)井段：6009-6032m鉆進(jìn)進(jìn)尺：23m總時(shí)間：10.5h循環(huán)時(shí)間：2h純鉆時(shí)間：8h機(jī)械鉆速：1.31m/h鉆進(jìn)參數(shù)：鉆壓:40～60kN泵壓:22～24MPa排量:11.0～13.0L/s泥漿性能：密度:1.13g/cm3粘度:45s井斜變化：7.86°～13.4°井斜變化率：15.2°/30m方位變化：260.6°～260.4°方位變化率：-0.51°/30m狗腿度：15.2°/30m施工簡述：因第一趟鉆實(shí)鉆造斜率比設(shè)計(jì)低，3月31日9:00下入2.75°單彎螺桿開始下鉆增斜，4月1日9:00下鉆到底后開始定向鉆進(jìn)，層位為奧陶系鷹山組，巖性為黃灰色泥晶灰?guī)r，鉆時(shí)在20～40min/m，鉆壓40～60kN，4月1日19:30鉆進(jìn)至6032m時(shí)，發(fā)現(xiàn)造斜率只有15.2°/30m，與設(shè)計(jì)偏差很大，后續(xù)施工難以中靶，通知井隊(duì)循環(huán)起鉆，并匯報(bào)甲方。3、填井側(cè)鉆第一趟鉆(5989-5991.66鉆具組合：Φ165.1mm鉆頭+Φ120mm導(dǎo)向馬達(dá)3.5°+單流閥+Φ120mmMWD無磁懸掛鉆鋌+Φ88.9mm無磁承壓加重鉆桿+Φ88.9mmHWDP×45根+Φ88.9mmDP入井目的：側(cè)鉆增斜入井出井日期：2013.4.623:00～2013.4.824:00鉆進(jìn)日期：2013.4.712:00～2013.4.812:00鉆遇地層：鷹山組（O1-2y）鉆進(jìn)井段：5989-5991.66m鉆進(jìn)進(jìn)尺：11.66m總時(shí)間：24h循環(huán)時(shí)間：3h純鉆時(shí)間：20.5h機(jī)械鉆速：0.57m/h鉆進(jìn)參數(shù)：鉆壓:20～40kN泵壓:22～24MPa排量:11.0～13.0L/s泥漿性能：密度:1.15g/cm3粘度:48s井斜變化：0.73°～2.88°井斜變化率：6.45°/30m方位變化：52.24°～139.53°方位變化率：261.87°/30m狗腿度：6.5°/30m施工簡述：4月6日23:00下入3.5°單彎螺桿開始下鉆，4月7日12:00下鉆到底后開始定向側(cè)鉆鉆進(jìn)，層位為鷹山，巖性為黃灰色泥晶灰?guī)r，初始定向鉆進(jìn)鉆時(shí)控制鉆時(shí)在150～180min/m，，鉆壓0～10kN，鉆進(jìn)至5986m時(shí)，觀察巖屑發(fā)現(xiàn)灰色泥巖占90%，判斷已側(cè)鉆成功，逐漸加大鉆壓至30～50KN。這時(shí)鉆時(shí)達(dá)到20～30min/m。4月8日12:00鉆進(jìn)至5991.66m時(shí)，牙輪鉆頭打老，循環(huán)起鉆。4、側(cè)鉆增斜第二趟鉆(5991.66-6036.69鉆具組合：Φ165.1mm鉆頭+Φ120mm導(dǎo)向馬達(dá)3.5°+單流閥+Φ120mmMWD無磁懸掛鉆鋌+88.9mm無磁承壓加重鉆桿+Φ88.9mmHWDP×45根+Φ88.9mmDP入井目的：增斜入井出井日期：2013.4.91:00～2013.4.1103:00鉆進(jìn)日期：2013.4.914:00～2013.4.1015:30鉆遇地層：鷹山組（O1-2y）鉆進(jìn)井段：5991.66-6036.69m鉆進(jìn)進(jìn)尺：45.03m總時(shí)間：25.5h循環(huán)時(shí)間：4h純鉆時(shí)間：20h機(jī)械鉆速：2.25m/h鉆進(jìn)參數(shù)：鉆壓:40～60kN泵壓:22～24MPa排量:11.0～13.0L泥漿性能：密度:1.15g/cm3粘度:48s井斜變化：2.88°～35.0°井斜變化率：30.86°/30m方位變化：139.53°～250.19°方位變化率：52.10°/30m狗腿度：32.65°/30m施工簡述：4月9日1:00下入3.5°單彎螺桿開始下鉆增斜，4月9日14:00下鉆到底后開始定向鉆進(jìn)，層位為鷹山組，巖性為黃灰色泥晶灰?guī)r。鉆時(shí)在20～30min/m，鉆壓30～40kN，4月10日15:30鉆進(jìn)至6036.69m時(shí)，此時(shí)鉆頭打老，循環(huán)起鉆。5、側(cè)鉆增斜第三趟鉆(6036.69-6081.7鉆具組合：Φ165.1mm鉆頭+Φ120mm導(dǎo)向馬達(dá)2.75°+單流閥+Φ120mmMWD無磁懸掛鉆鋌+88.9mm無磁承壓加重鉆桿+Φ88.9mmHWDP×45根+Φ88.9mmDP入井目的：增斜入井出井日期：2013.4.114:00～2013.4.1304:00鉆進(jìn)日期：2013.4.1119:30～2013.4.1215:00鉆遇地層：鷹山組（O1-2y）鉆進(jìn)井段：6036.69-6081.7m鉆進(jìn)進(jìn)尺：45.01m總時(shí)間：19.5h循環(huán)時(shí)間：2h純鉆時(shí)間：17h機(jī)械鉆速：2.65m/h鉆進(jìn)參數(shù)：鉆壓:30～40kN泵壓:22～24MPa排量:11.0～13.0L/s泥漿性能：密度:1.15g/cm3粘度:45s井斜變化：35°～61.7°井斜變化率：14.26°/30m方位變化：250.19°～263.39°方位變化率：9.31°/30m狗腿度：19.85°/30m施工簡述：4月11日4:00下入2.75°單彎螺桿開始下鉆增斜，4月11日19:30下鉆到底后開始定向鉆進(jìn)，層位為鷹山組，巖性為灰色泥晶灰?guī)r。鉆時(shí)在20～30min/m，鉆壓30～40kN，4月12日15:00鉆進(jìn)至6081.7m時(shí)，完成定向增斜段任務(wù)，起鉆換1.5°螺桿導(dǎo)向鉆進(jìn)。6、側(cè)鉆穩(wěn)斜第四趟鉆(6081.7-6081.7鉆具組合：Φ165.1mm鉆頭+Φ120mm導(dǎo)向馬達(dá)1.5°+單流閥+Φ120mmMWD無磁懸掛鉆鋌+88.9mm無磁承壓加重鉆桿+Φ88.9mmHWDP×45根+Φ88.9mmDP入井目的：穩(wěn)斜入井出井日期：2013.4.134:00～2013.4.2210:00鉆進(jìn)井段：6081.7-6081.7m鉆進(jìn)進(jìn)尺：0m施工簡述：4月13日4：00下入江鉆廠的KS1363SGR鉆頭+東遠(yuǎn)1.5°螺桿，21:00下至井深5980m遇阻（側(cè)鉆點(diǎn)），21:00至09:00劃眼至6035m，遇阻嚴(yán)重，反復(fù)活動(dòng)無效，經(jīng)測斜發(fā)現(xiàn)井斜數(shù)據(jù)和回填之前的井眼數(shù)據(jù)吻合，判斷鉆具進(jìn)入老井眼。將情況匯報(bào)甲方，起鉆等待下步方案。7、第二次填井第一趟鉆(6031.96-6088.10鉆具組合：Φ165.1mm鉆頭+Φ120mm導(dǎo)向馬達(dá)3.5°+單流閥+Φ120mmMWD無磁懸掛鉆鋌+88.9mm無磁承壓加重鉆桿+Φ88.9mmHWDP×45根+Φ88.9mmDP入井目的：尋找側(cè)鉆井眼、增斜入井出井日期：2013.4.1822:00～2013.4.2106:30鉆進(jìn)日期：2013.4.1920:00～2013.4.2015:30鉆遇地層：鷹山組（O1-2y）鉆進(jìn)井段：6031.96-6088.1m鉆進(jìn)進(jìn)尺：56.14m總時(shí)間：19.5h循環(huán)時(shí)間：2h純鉆時(shí)間：16h機(jī)械鉆速：3.5m/h鉆進(jìn)參數(shù)：鉆壓:30～40kN泵壓:22～24MPa排量:11.0～13.0L/s泥漿性能：密度:1.15g/cm3粘度:45s井斜變化：17.2°～68.5°井斜變化率：33.92°/30m方位變化：260.09°～257.49°方位變化率：-1.56°/30m狗腿度：33.94°/30m施工簡述：尋找新井眼施工經(jīng)過：1、探底2013年4月19日12:05下鉆至5982.49m，下壓1m，承壓6T,穩(wěn)壓5min后上提進(jìn)行下步施工。2、施工過程12:10上提至5980.94m開泵，調(diào)整工具面，12:30擺工具面至270°、下放至5983.3m，工具面不穩(wěn)，上提調(diào)整工具面，12:45-12:55下放至5983.8m，13:03下放至5984.1m，下壓至5985.34m，承壓8T,穩(wěn)壓5min后上提至5980.76m。將工具面調(diào)整至110°，13:35下放至5983.3m，至13:52下放至5984.4m，下壓至5985.95m，承壓8T,穩(wěn)壓5min后上提至5980.72m。將工具面調(diào)整至270°，2：00下放至5983.3m，2:47下放至5985.24m，下壓至5986.24m，承壓有6T，突然回0T,且放空至6023.88m遇阻12T，開泵下放至6031.96m。3、測斜驗(yàn)證井深：6029.92m，測深：6019.92m，井斜13.5°，方位258.6°井深：6018m，測深：6008m，井斜6.6°，方位256.4°由測斜數(shù)據(jù)可知，依然在老井眼內(nèi)，請示甲方后，決定依據(jù)調(diào)整設(shè)計(jì)沿老井眼繼續(xù)定向鉆進(jìn)。4月19日21:30到底后開始定向鉆進(jìn)，層位為鷹山組，巖性為灰色泥晶灰?guī)r。鉆時(shí)在20～30min/m，鉆壓30～40kN，4月28、第二次填井第二趟鉆(6088.10-6鉆具組合：Φ165.1mm鉆頭+Φ120mm導(dǎo)向馬達(dá)1.5°+單流閥+Φ120mmMWD無磁懸掛鉆鋌+88.9mm無磁承壓加重鉆桿+Φ88.9mmHWDP×45根+Φ88.9mmDP入井目的：穩(wěn)斜入井出井日期：2013.4.217:00～2013.4.2224:00鉆進(jìn)日期：2013.4.2122:00～2013.4.229:30鉆遇地層：鷹山組（O1-2y）鉆進(jìn)井段：6088.10-6106.70m鉆進(jìn)進(jìn)尺：18.6m總時(shí)間：11.5h循環(huán)時(shí)間：2h純鉆時(shí)間：9h機(jī)械鉆速：2.07m/h鉆進(jìn)參數(shù)：鉆壓:30～40kN泵壓:22～24MPa排量:11.0～13.0L/s泥漿性能：密度:1.15g/cm3粘度:45s井斜變化：68.5°～80.7°井斜變化率：17.83°/30m方位變化：257.49°～257.09°方位變化率：-1.66°/30m狗腿度：17.84°/30m施工簡述：4月21日7:00下入1.5°單彎螺桿開始下鉆穩(wěn)斜，4月21日22:00下鉆到底后開始定向鉆進(jìn)，層位為鷹山組，巖性為灰色泥晶灰?guī)r。鉆時(shí)在30～40min/m，鉆壓30～40kN，4月22日9:30鉆進(jìn)至6106.70m時(shí)，泵壓由21.05MPa突然上升至33.06MPa，懷疑螺桿脫膠皮堵水眼，21:00起出鉆臺面發(fā)現(xiàn)，螺桿從旁通閥下面的接頭母扣處斷裂，起出螺桿段長0.67m，落魚為：螺桿*4.94m+鉆頭*0.29m，落魚總長：5.23m，魚頂6101.47m。事故處理經(jīng)過：4月23日03：00下卡瓦打撈筒打撈，鉆具組合為：LT-T143卡瓦打撈筒（外徑143mm，內(nèi)徑120mm）m*0.91m+88.9mmHWDP*45根+88.9mmDP。14:30下鉆至6098.81m，接方鉆桿小排量頂通后，下鉆至6101.47m，用14L/S的排量沖洗魚頭至14:45，泵壓22.5MPa。下放16cm，下壓2T,轉(zhuǎn)盤轉(zhuǎn)6圈后，鉆壓回0T,下放42cm，下壓3T，下放1.13m，下壓8T。上提鉆具發(fā)現(xiàn)摩阻由2T上漲至8T,開泵泵壓由22.5MPa上漲至23.5MPa，起鉆過程中發(fā)現(xiàn)卸扣后反噴泥漿，由此判斷打撈落魚成功。4月24日08:00起出打撈鉆具，打撈成功，事故解除。9、第二次填井第三趟鉆(6106.70-6127.27m鉆具組合：Φ165.1mm鉆頭+Φ120mm導(dǎo)向馬達(dá)1.25°+單流閥+Φ120mmMWD無磁懸掛鉆鋌+88.9mm無磁承壓加重鉆桿+Φ88.9mmHWDP×45根+Φ88.9mmDP入井目的：穩(wěn)斜入井出井日期：2013.4.249:00～2013.4.2522:00鉆進(jìn)日期：2013.4.2500:30～2013.4.2510:00鉆遇地層：鷹山組（O1-2y）鉆進(jìn)井段：6106.70-6127.27m鉆進(jìn)進(jìn)尺：20.57m總時(shí)間：9.5h循環(huán)時(shí)間：1h純鉆時(shí)間：8h機(jī)械鉆速：2.57m/h鉆進(jìn)參數(shù)：鉆壓:30～40kN泵壓:22～24MPa排量:11.0～13.0L/s泥漿性能：密度:1.15g/cm3粘度:45s井斜變化：80.7°～80.3°井斜變化率：0.27°/30m方位變化：257.09°～257.19°方位變化率：0.27°/30m狗腿度：0.38°/30m施工簡述：2013年4月25日10：20鉆至6127.27m，井隊(duì)準(zhǔn)備接單根上提鉆具，鉆頭位置由6127.27m上提至6122.77m，泵壓有24.1MPa突然上升至26.9MPa，10:22停泵后立壓緩慢下降至10.29MPa懷疑螺桿脫膠皮堵水眼，井隊(duì)泄壓后立即起鉆檢查。2013年4月25日23:00起鉆完，發(fā)現(xiàn)螺桿傳動(dòng)軸與萬向軸處脫扣，萬向軸芯抽掉，起出螺桿萬向軸下端為母扣,起出螺桿長6.48m,井下落魚為165.1mmPDC（型號KS1363SGR）×0.29m+120mm螺桿（1.25°）×0.74m+公扣長×0.09m+芯長×0.87m,落魚總1.99m,魚頂位置6125.28m。2013年4月25日17：00接地質(zhì)通知完鉆，先通井電測，再打撈落魚。

6施工日志（單根施工情況）.井眼尺寸(mm)定向日期完鉆日期井段(m)進(jìn)尺(m)施工工作天數(shù)165.113.13.5980-6127.27147.2729此日報(bào)按00:00-24:00填寫日期井深自（m）井深至（m）工作內(nèi)容2013.3.2859805980下馬達(dá)儀器、下鉆2013.3.2959805985.89下鉆、鉆進(jìn)2013.3.305985.896009.04鉆進(jìn)、起鉆2013.3.316009.046009.04起鉆、井口配鉆具、下鉆2013.4.16009.046032.53下鉆、鉆進(jìn)、起鉆2013.4.26032.536032.53起鉆、井口配鉆具、下鉆2013.4.36032.536032.53下鉆、打水泥塞準(zhǔn)備、循環(huán)2013.4.4//打水泥塞、起鉆、關(guān)井候凝2013.4.5//候凝、下鉆2013.4.6//下鉆、掃塞、循環(huán)、起鉆、井口配鉆具、下鉆2013.4.759805984下鉆、鉆進(jìn)2013.4.859845991.66鉆進(jìn)、測斜、接單根、起鉆2013.4.95991.666008.5井口配鉆具、下鉆、鉆進(jìn)、測斜、接單根2013.4.106008.56036.69鉆進(jìn)、測斜、接單根、起鉆2013.4.116036.696045.5起鉆、井口配鉆具、下鉆、鉆進(jìn)2013.4.126045.56081.7鉆進(jìn)、測斜、接單根2013.4.136081.76081.7起鉆、井口配鉆具、倒大繩、下鉆、劃眼2013.4.146081.76081.7劃眼、起鉆2013.4.15//下鉆、打水泥塞準(zhǔn)備、循環(huán)、打水泥塞、起鉆2013.4.16//起鉆、候凝2013.4.17//下鉆、掃塞2013.4.18//掃塞、循環(huán)、起鉆、井口配鉆具、下鉆2013.4.196031.966044.37下鉆、探井眼、鉆進(jìn)、測斜、接單根2013.4.206044.376088.10鉆進(jìn)、測斜、接單根、短起下、起鉆2013.4.216088.106088.10起鉆、井口配鉆具、下鉆、鉆進(jìn)2013.4.226088.106106.70鉆進(jìn)、測斜、接單根、起鉆2013.4.236106.706106.70下鉆、打撈落魚、起鉆2013.4.246106.706106.70起鉆、井口配鉆具、下鉆2013.4.256106.706127.27下鉆、鉆進(jìn)、起鉆2013.4.26地質(zhì)通知完井定向儀器測斜數(shù)據(jù)序號鉆進(jìn)井段鉆具名稱鉆進(jìn)參數(shù)井斜變化方位變化狗腿度(°/30m自(m)至(m)鉆壓KN排量L/s轉(zhuǎn)速r/m自(°)至(°)變化率(°/30m)自(°)至(°)變化率(°/30m)15980.005986.62DX25986.625996.04DX6013LG0.450.40-0.23338.35253.69-383.662.6035996.046004.34DX6013LG0.402.205.73253.69259.8019.465.7446004.346013.61DX6013LG2.205.3011.20259.80260.793.5811.2156013.616019.53DX6013LG5.3010.4016.50260.79260.50-0.9416.5166019.536025.27DX6013LG10.4013.4015.20260.50260.40-0.5115.2076025.276034.82DX6013LG13.4017.2019.86260.40260.09-1.6219.8786034.826044.60DX6013LG17.2022.0015.08260.09256.59-10.9915.5296044.606054.32DX6013LG22.0032.0030.67256.59258.495.8330.79106054.326063.96DX6013LG32.0042.9033.64258.49259.994.6333.76116063.966073.70DX6013LG42.9053.8033.92259.99259.49-1.5633.94126073.706076.78DX6013LG53.8064.8033.88259.49257.79-5.2434.18136076.786082.74DX6013LG64.8068.5036.04257.79257.49-2.9236.14146082.746092.50WX3013LG+3068.5074.9032.21257.49257.29-1.0132.23156092.506103.67WX3013LG+3074.9080.7017.83257.29257.09-0.6117.84166103.676127.27WX3013LG+3080.7080.800.27257.09257.190.270.387技術(shù)總結(jié)（包括：施工技術(shù)措施、總結(jié)、建議）一、概況TH12193X井由江漢鉆井二公司70627隊(duì)承擔(dān)鉆井施工，江漢二公司定向服務(wù)隊(duì)提供軌跡控制與測量技術(shù)服務(wù)。本井設(shè)計(jì)井深6124.82m,設(shè)計(jì)垂深6072.0m，側(cè)鉆點(diǎn)5980m，井底水平位移66.27m，最大井斜80.7°。該井2013年3月29日14:00二、鉆井技術(shù)（一）增斜井段井眼軌跡控制技術(shù)：（1）增斜段鉆具組合：φ165.1mm鉆頭+φ120mm導(dǎo)向馬達(dá)（2.5

°）+φ120mm無磁鉆鋌+φ88.9mm無磁抗壓縮鉆桿+φ88.9mm加重鉆桿×45根+φ88.9mm鉆桿井段：5980m-6009m鉆井參數(shù)：排量：13L/s鉆壓：20kN泵壓：23.5MPa鉆具組合效果:定向造斜率約5.58°/30m（2）定向段鉆具組合:φ165.1mm鉆頭+φ120mm導(dǎo)向馬達(dá)（2.75

°）+φ120mm無磁鉆鋌+φ88.9mm無磁抗壓縮鉆桿+φ88.9mm加重鉆桿×45根+φ88.9mm鉆桿井段：6009m-6032m鉆井參數(shù)：排量：13L/s鉆壓：40kN泵壓：23MPa鉆具組合效果:造斜率約15.2?/30m。（3）增斜段鉆具組合:φ165.1mm鉆頭+φ120mm導(dǎo)向馬達(dá)（3.5

°）+φ120mm無磁鉆鋌+φ88.9mm無磁抗壓縮鉆桿+φ88.9mm加重鉆桿×45根+φ88.9mm鉆桿井段：6032m-6088m鉆井參數(shù)：排量：13L/s鉆壓：40kN泵壓：23MPa鉆具組合效果:造斜率約33.94?/30m。(4)增斜段鉆具組合:φ165.1mm鉆頭+φ120mm導(dǎo)向馬達(dá)（1.5

°）+φ120mm無磁鉆鋌+φ88.9mm無磁抗壓縮鉆桿+φ88.9mm加重鉆桿×45根+φ88.9mm鉆桿井段：6088m-6106.70m鉆井參數(shù)：排量：13L/s鉆壓：40kN泵壓：24MPa鉆具組合效果:造斜率約17.84°/30m。（5)穩(wěn)斜段鉆具組合:φ165.1mm鉆頭+φ120mm導(dǎo)向馬達(dá)（1.25

°）+φ120mm無磁鉆鋌+φ88.9mm無磁抗壓縮鉆桿+φ88.9mm加重鉆桿×45根+φ88.9mm鉆桿井段：6088m-6106.70m鉆井參數(shù)：排量：13L/s鉆壓：40kN泵壓：24MPa鉆具組合效果:造斜率約0.38°/30m。二、經(jīng)驗(yàn)、體會(huì)及教訓(xùn)1、要選擇高造斜率的動(dòng)力鉆具（實(shí)際造斜率略大于設(shè)計(jì)造斜率），導(dǎo)向鉆井系統(tǒng)采用以旋轉(zhuǎn)鉆進(jìn)配合滑動(dòng)鉆進(jìn)的鉆進(jìn)方式，既能大幅度地提高鉆井速度，又能有效地預(yù)防井下事故和復(fù)雜情況的發(fā)生，實(shí)現(xiàn)安全、高效鉆井。2、要及時(shí)測斜（關(guān)鍵點(diǎn)每3米一測）、準(zhǔn)確計(jì)算、跟蹤作圖，保證井身軌跡的質(zhì)量，嚴(yán)防造斜率不夠?qū)е旅摪星闆r的發(fā)生。使用無線隨鉆測斜儀（HT-MWD），能夠及時(shí)準(zhǔn)確掌握井身軌跡的變化趨勢，配合以使用導(dǎo)向馬達(dá)的導(dǎo)向鉆具，保證了井眼軌跡地嚴(yán)格控制，提高了剖面符合率及中靶精度，實(shí)現(xiàn)了優(yōu)質(zhì)、快速、安全鉆進(jìn)。3、合理使用導(dǎo)向馬達(dá)，根據(jù)馬達(dá)的水利推力和鉆壓平衡圖，選擇最佳鉆壓，并給井隊(duì)扶鉆人員進(jìn)行操作技術(shù)交底，在滿足快速鉆進(jìn)的前提下，延長井下動(dòng)力鉆具的使用壽命。4、在鉆進(jìn)過程中，通過隨時(shí)注意觀察扭矩、泵壓的變化，發(fā)現(xiàn)問題及時(shí)分析、解決；變換鉆壓來調(diào)整鉆具受力情況；每鉆進(jìn)完單根劃眼1次，以保證井眼平滑、及時(shí)清除井底巖屑，保證斜井段的順利鉆進(jìn)。6、與地質(zhì)及泥漿工程師密切配合，滑動(dòng)鉆進(jìn)前加強(qiáng)泥漿潤滑，使得滑動(dòng)鉆進(jìn)順利進(jìn)行，成功解決大井斜托壓問題，與地質(zhì)師及時(shí)溝通，及時(shí)為地質(zhì)師提供井眼軌跡計(jì)算數(shù)據(jù)，為其卡好層位奠定良好基礎(chǔ)。同時(shí)根據(jù)地質(zhì)師反饋的地層信息，及時(shí)調(diào)整井眼軌跡。附件1第三方測斜數(shù)據(jù)表描述測深（米）井斜（度）網(wǎng)格方位（度）垂深（米）北坐標(biāo)（米）東坐標(biāo)（米）視平移（米）閉合距（米）閉合方位（度）狗腿度（度/30米）10.000.000.000.000.000.000.000.000.000.00215.520.15127.7815.52-0.010.020.000.02127.780.29342.350.15168.5942.35-0.070.050.030.09143.410.12470.070.36330.0470.07-0.030.010.020.03153.120.55597.480.27351.7197.480.11-0.04-0.070.12341.010.166124.790.32214.68124.790.11-0.09-0.040.14320.790.607152.560.39184.32152.56-0.05-0.140.120.15251.640.218179.850.36188.63179.85-0.22-0.160.280.28215.760.059208.610.12269.15208.61-0.31-0.210.380.38213.160.3810237.430.33254.72237.43-0.34-0.320.460.46223.160.2211266.330.32263.29266.33-0.37-0.480.570.60232.300.0512294.860.36286.24294.86-0.35-0.640.650.73241.220.1513323.690.25273.00323.69-0.32-0.790.710.85247.750.1414352.800.16264.44352.80-0.32-0.890.770.95250.090.1015381.660.22140.78381.66-0.37-0.900.820.97247.600.3516410.310.50215.22410.31-0.52-0.940.961.07241.180.5117439.010.24148.19439.01-0.67-0.981.111.18235.620.4818467.580.31135.97467.57-0.78-0.891.141.18229.010.1019496.360.40218.20496.35-0.91-0.901.261.28224.690.4920525.560.26214.60525.55-1.05-1.001.431.45223.770.1521554.760.18109.70554.75-1.12-1.001.481.49221.760.3622583.660.19209.06583.65-1.17-0.981.521.53219.780.2923612.580.27293.93612.57-1.19-1.061.581.59221.820.3324641.500.42324.50641.49-1.07-1.191.561.60227.860.2425670.610.3810.38670.60-0.89-1.231.431.52234.090.3226699.530.2814.03699.52-0.73-1.201.281.40238.670.1127728.340.116.57728.33-0.63-1.181.191.33241.730.1828757.170.50304.76757.16-0.53-1.281.161.38247.330.4829785.670.51330.52785.66-0.35-1.441.111.48256.280.2430814.370.44343.00814.36-0.14-1.540.981.54264.970.1331843.320.459.42843.310.08-1.550.811.55273.080.2132872.270.13325.28872.260.22-1.550.691.57278.180.3833900.820.35320.16900.810.32-1.620.661.65281.020.2334929.670.36353.24929.660.47-1.690.571.76285.660.2135958.510.4359.36958.500.62-1.610.401.72291.050.4536987.340.22118.81987.330.65-1.470.301.60293.820.39371016.180.12175.501016.170.59-1.420.321.53292.640.19381045.080.4635.001045.070.66-1.350.221.50295.950.58391073.840.2399.121073.830.74-1.220.081.43301.190.43401102.710.1886.381102.700.73-1.120.031.34303.230.07411131.380.4019.261131.360.83-1.04-0.091.33308.570.39421160.000.4022.651159.981.02-0.97-0.291.41316.340.02431177.610.895.941177.591.21-0.93-0.471.53322.360.89441206.650.9311.211206.631.67-0.86-0.881.88332.580.10451235.381.0411.571235.362.15-0.77-1.342.28340.370.12461264.181.0534.021264.152.63-0.57-1.842.69347.810.42471293.300.7365.741293.272.92-0.25-2.272.93355.140.59481322.180.42205.701322.152.90-0.13-2.322.91357.501.13491351.100.91359.741351.073.04-0.17-2.403.04356.721.35501379.780.39157.621379.743.17-0.14-2.543.18357.511.34511408.800.88306.511408.763.22-0.28-2.493.23355.041.27521437.520.86331.921437.483.54-0.56-2.603.58351.040.40531466.360.76178.401466.323.54-0.65-2.543.60349.521.64541495.110.72170.281495.073.17-0.62-2.263.23348.950.12551523.730.76354.951523.693.18-0.61-2.283.24349.231.55561552.730.8131.161552.683.55-0.52-2.633.58351.720.51571581.670.5842.391581.623.83-0.31-2.983.84355.350.28581610.520.7062.761610.474.02-0.06-3.284.02359.200.27591639.551.0688.651639.504.110.37-3.594.125.150.55601668.331.0397.821668.274.080.89-3.874.1712.340.18611697.650.69138.221697.593.911.27-3.944.1118.010.69621726.660.90161.041726.603.561.46-3.773.8522.290.39631755.491.07156.571755.423.101.64-3.493.5127.880.19641784.161.15155.231784.092.601.87-3.203.2035.750.09651813.011.09208.011812.932.091.86-2.782.8041.671.04661841.830.87264.201841.751.831.51-2.362.3739.660.98671870.800.64242.521870.721.731.15-2.082.0833.670.38681899.570.37274.161899.481.660.92-1.891.9028.880.39691928.330.18307.551928.241.700.79-1.851.8724.930.25701956.880.74150.791956.791.560.84-1.771.7828.340.95711985.600.91158.491985.511.191.02-1.561.5740.540.21722014.611.09187.912014.520.701.06-1.181.2756.590.56732043.801.01203.682043.700.190.92-0.680.9478.280.31742072.770.87208.492072.67-0.240.72-0.210.75108.250.17752101.800.84295.402101.69-0.340.420.040.54129.001.22762130.670.62287.982130.56-0.200.080.120.21158.640.25772159.640.66289.642159.53-0.09-0.230.210.25247.450.05782188.620.7853.502188.510.08-0.230.060.24289.121.32792217.570.5653.382217.460.280.05-0.260.289.130.23802246.380.68109.142246.270.310.32-0.430.4446.040.61812274.870.87132.152274.750.110.64-0.450.6580.450.38822303.651.01142.852303.53-0.240.95-0.340.98104.180.23832332.380.92162.132332.26-0.661.18-0.121.35119.350.35842361.370.84187.022361.24-1.091.220.211.64131.820.40852389.970.68208.772389.84-1.451.120.561.83142.440.34862418.800.48217.232418.67-1.700.960.851.95150.490.23872447.660.2724.482447.53-1.730.920.911.96152.120.78882476.480.3726.532476.35-1.590.990.751.87148.150.10892505.320.5153.502505.19-1.431.130.541.82141.620.26902534.220.7092.132534.09-1.361.410.321.96133.900.46912563.100.6997.452562.96-1.391.760.152.24128.250.07922591.890.64232.692591.75-1.511.800.222.35129.881.28932620.630.95193.912620.49-1.841.620.602.45138.590.63942649.500.16319.132649.36-2.041.530.812.55143.011.09952678.450.21211.292678.31-2.051.480.852.53144.190.31962707.170.5885.822707.03-2.091.600.812.63142.550.75972735.970.1270.052735.83-2.071.770.702.72139.370.49982764.810.5079.302764.67-2.031.920.582.80136.560.40992793.390.54117.172793.25-2.072.170.483.00133.700.361002822.010.45122.532821.86-2.192.380.463.24132.630.111012850.900.33119.412850.75-2.292.550.453.43131.980.131022879.920.34116.472879.77-2.372.700.433.59131.330.021032908.750.34122.572908.60-2.462.850.413.76130.790.041042937.460.58143.022937.31-2.623.010.463.99131.060.301052966.040.62145.332965.89-2.863.180.564.28131.970.051062994.900.83129.872994.75-3.123.430.634.64132.320.301073023.500.96128.023023.34-3.403.780.675.09132.020.141083052.250.94137.113052.09-3.734.130.735.56132.060.161093081.071.09149.553080.91-4.144.430.906.06133.040.281103110.021.05152.623109.85-4.614.691.146.58134.500.071113138.771.11161.443138.60-5.114.901.437.08136.180.181123167.551.33176.363167.37-5.705.011.867.59138.710.401133196.231.31185.193196.04-6.365.002.418.09141.830.211143224.971.28198.933224.77-6.994.873.018.52145.160.321153254.101.19205.003253.90-7.584.633.628.88148.540.161163282.931.12207.193282.72-8.104.384.199.21151.600.091173311.661.20216.643311.45-8.594.074.779.50154.640.221183340.691.30215.593340.47-9.103.705.419.82157.880.111193369.661.30222.863369.43-9.613.286.0610.15161.130.171203398.471.16238.803398.24-10.002.816.6510.39164.290.381213427.230.98245.023426.99-10.252.347.1310.52167.150.221223455.940.96251.263455.70-10.431.897.5310.60169.740.111233484.940.71248.953484.69-10.581.497.8710.68171.970.261243513.740.43272.173513.49-10.641.228.0810.71173.470.371253542.590.16235.523542.34-10.661.088.1710.71174.240.331263571.240.1476.163570.99-10.671.088.1810.72174.240.311273600.250.2975.173600.00-10.641.188.1010.71173.660.161283629.120.3987.253628.87-10.621.357.9910.70172.750.131293658.000.6389.773657.75-10.611.617.8410.74171.390.251303686.970.68113.133686.72-10.681.937.7110.85169.780.281313715.790.80114.383715.54-10.832.277.6411.07168.190.131323744.720.83104.523744.46-10.972.657.5411.28166.400.151333773.361.05123.883773.10-11.173.077.4611.58164.620.401343802.181.39138.583801.91-11.573.527.5412.10163.080.481353830.921.66137.773830.64-12.144.037.7212.80161.630.281363859.631.76133.833859.34-12.764.637.8913.57160.050.161373888.432.09135.413888.12-13.445.328.0614.45158.410.351383917.292.17137.243916.96-14.216.068.2815.45156.920.111393946.022.34136.433945.67-15.046.838.5216.52155.570.181403974.842.36133.943974.47-15.887.668.7417.63154.230.111414003.412.49131.174003.01-16.698.558.9118.76152.870.181424032.392.64133.814031.96-17.579.519.0919.98151.570.201434061.212.58129.334060.75-18.4410.499.2521.22150.360.221444090.012.75126.474089.52-19.2611.559.3322.46149.060.221454118.922.90125.274118.40-20.1012.709.3723.77147.700.171464147.702.91130.134147.14-20.9913.869.4525.15146.570.261474176.652.78135.844176.05-21.9614.919.6626.55145.840.321484205.332.54144.344204.70-22.9815.7610.0127.87145.550.481494234.022.76147.704233.36-24.0816.5010.5029.19145.580.281504262.782.54154.024262.09-25.2417.1511.0930.51145.800.381514291.612.17163.164290.90-26.3317.5911.7431.67146.260.551524320.361.77163.764319.63-27.2817.8712.3632.61146.770.421534349.081.60182.934348.34-28.1117.9712.9833.36147.400.611544377.761.54199.854377.01-28.8717.8213.7033.93148.310.491554406.211.41214.234405.45-29.5217.5014.4234.32149.350.411564434.690.88234.814433.92-29.9417.1214.9734.49150.230.701574463.470.19271.084462.70-30.0616.8915.2134.48150.670.771584492.270.48139.174491.50-30.1516.9215.2634.58150.700.651594521.141.4976.434520.37-30.1617.3715.0234.80150.061.391604549.701.5770.604548.92-29.9418.1014.4234.98148.850.181614578.611.8572.164577.81-29.6618.9113.7335.18147.480.291624607.631.6380.184606.82-29.4519.7713.0735.47146.130.341634636.511.7183.254635.69-29.3320.6012.5035.84144.920.121644665.261.7585.404664.42-29.2421.4611.9436.28143.720.081654693.971.7189.634693.12-29.2122.3311.4236.76142.600.141664722.711.7891.974721.85-29.2223.2010.9437.31141.550.101674751.711.7396.134750.83-29.2824.0910.4937.92140.560.141684780.611.76103.274779.72-29.4324.9510.1238.59139.700.231694809.701.74101.174808.80-29.6225.829.7839.29138.920.071704838.442.01103.194837.52-29.8226.749.4340.05138.110.291714867.131.92104.444866.19-30.0527.709.0840.87137.340.101724895.922.02107.134894.97-30.3228.658.7641.71136.620.141734924.832.11103.244923.86-30.5929.658.4242.61135.890.171744953.802.2299.864952.81-30.8130.737.9943.51135.080.171754982.652.9297.364981.63-31.0032.007.4244.56134.090.741765011.322.11105.475010.27-31.2433.246.9245.61133.220.921775039.872.03105.815038.80-31.5134.236.5846.53132.630.091785068.732.01107.375067.64-31.8035.216.2747.44132.090.061795097.581.91105.395096.48-32.0836.155.9648.34131.590.131805126.322.01113.675125.20-32.4137.085.7149.25131.160.311815155.091.7371.795153.96-32.