1、現(xiàn)場(chǎng)實(shí)用鉆井?dāng)?shù)據(jù)、常用單位換算表單位公英制換算壓力1兆帕(MPa)=10.2工程大氣壓(at)=103kPa=106Pa;1工程大氣壓(at)=14.7磅/英寸2(psi);1磅/英寸2(psi)=0.0703kgf/cm2長(zhǎng)度1英尺=12英寸1英寸=25.4毫米1英尺=0.3048米扭矢巨1磅篌尺=0.138255公斤冰1千克瞇=9.8牛頓冰流重1米3/時(shí)=0.278升/秒1英尺3/分=0.472升/秒質(zhì)量1噸=2205磅=1000kg1磅=0.4536Kg比重1磅/英尺3=0.01602克/厘米31磅/美加侖=0.119826克/厘米3溫度nF=(n-32)5/9功率1馬力(hp)=735

2、.499瓦(w)1(KW)=1.36馬力體積1美桶=159升1美加侖=3.785升1英尺3=28.32升、干水泥和清水混合量干水泥漿密度水泥用量（袋/方）清水用量（升/袋）1.8023.5026.791.8524.9024.281.9026.4022.052.0029.3118.25備注：1。干水泥漿密度3.15;2。每袋水泥重50Kg。三、API套管規(guī)范(下表中除133/8"和20"為短扣外其它均為長(zhǎng)圓扣)通稱直徑(")鋼級(jí)壁厚(mm)重量(kg/m)接箍外徑(mm)抗拉強(qiáng)度(t)緊扣扭矩(N.m)抗外擠Kg/cm2內(nèi)容積l/m抗內(nèi)壓Kg/cm24N807.80

3、18.355.764九P1108.5622.49127.0018459707377.427125N809.1926.78141.3179.654209459.269805P1109.1926.78141.3224.172005249.2674851/2N809.1729.76153.67194.1580062011.5764651/2P1109.1729.76153.67248.9771077811.578887N809.1938.73194.46235704038019.965097P1109.1938.73194.46314940043619.9666995/8N8010.0359.522

4、69.88334.3999021739.5540495/8N8011.0564.73269.88374.21119026738.8544595/8N8011.9969.94269.88410.51227033338.1948395/8P11011.0564.73269.88501.71500031138.8561195/8P11011.9969.94269.88550.21645037338.19663133/8J559.6581.10365480.6319120J5511.12139.87533.393551063036.3185.36148三、環(huán)容數(shù)據(jù)表（一）各尺

5、寸井眼容積與套管的環(huán)空容積（L/m）'井眼套管311.1mm(76L/m)241(46L/m)215.9mm(36.6L/m)152.4mm(18.24L/m)95/8"28.5351/2"20.997"2211.49（二）各尺寸井眼容積與鉆具的環(huán)空容積（L/m）井眼鉆具''311.1mm(76L/m)241.3mm(46L/m)215.9mm36.6L/m152.4mm(18.24L/m)備注9"鉆鋌35.008"鉆鋌43.65127"鉆鋌51.142211.8261/4"鉆鋌56.4026175&

6、quot;鉆桿63.293323.98內(nèi)容積9m3/1000m43/4"鉆鋌6.9331/2"鉆桿30.3912.03內(nèi)容積3.1m3/1000m27/8"鉆桿14.05內(nèi)容積2.34m3/1000（三）特殊鉆具使用參數(shù)殍殊鉆具使用參數(shù)鉆桿鉆桿數(shù)強(qiáng)新漠頭鞋楞T二級(jí)上緊力矩Nm理論周量附1尺甘皿閭眄XO管體內(nèi)佗加鼻型式敏詼茱蛹觀牙對(duì)度大裊直役酊直徑甚夫外生接臭為住最,h外役量小外徑最小利瞰含肩寬度全新一族二軟7史嬲出652S1560J(2-3/2)7.145.1外加惇G1O3NS(i(IIjSIFi1£730J746】857M3S33.：組51S47424

7、4713(558107.1373.0(2.TJSjP.LP速外加厚G1Q5NCJ1CX7AIF)m】。d右S6ES7.711Q4S561J0兄9SV8943U6567T515S1351111413im61：01J64517L口物仙爐73.0(2.T/8)直建9U外加厚G1O111673.7JT53然。4S以工4Z廠Z./157口7933(1VB1連9.1961外如厚3135NO二:1168L2JG9S904/17176B8J(3-Lf2)9至n.2外加厚G1O3ICT4國(guó)3lJ0AIjfi10Q.311(038小6191133必珈的141124&150S133127Wim心M7.1：S

8、02DL707214咧1門59.65內(nèi)加厚G1UNC404A21=4A20a1027111031397619W71L2456陽(yáng)11715)P.LP10SA區(qū)外加息GIQjtrcjo甌41X410416133351算以W1編1二羽羽返7：349562P672引930如S1351683699160411.5J5799430863347931027W(54/2)10J41/6內(nèi)外加IG1O5V磔H41方即舅30.021W招g(shù)1前9116715.14149S13j19057621而11.P173113（四）部分常用尺寸和長(zhǎng)度的鉆桿鋼材體積（排代量）通稱尺寸（英寸）壁厚(mm)平均實(shí)際重量（kg/m）每

9、米排代體積（L/m）77/“5.510.911.392/89.216.222.076.515.281.9531/2"9.320.532.6311.423.963.065"9.1930.653.92備注：127mm鉆桿在215.9mm井眼內(nèi)起出一柱鉆桿（按30m長(zhǎng)計(jì)算），液面下降2.79m；在311mm井眼內(nèi)起出一柱,液面下降1.34m。四、鉆井泥漿泵排量與壓力表（一）3NB1300c鉆井泵排量與壓力關(guān)系表缸套直徑（mm）190180170160150140排出壓力MPa16.618.420.723.426.630.5沖數(shù)功率排量L/S120130051.946.641.53

10、6.832.328.2110119147.642.73833.729.625.9100108343.338.834.530.626.923.59097538.93531.127.624.221.28086734.63127.624.221.518.87075830.327.224.221.518.816.5606502623.320.818.416.214.15054221.619.417.315.313.511.8110.80.430.390.350.310.270.24(二)、3NB1600鉆井泵排量與壓力關(guān)系表缸套直徑(mm)190180170160150140排出壓力(MPa)20.4

11、22.825.528.832.834.3沖數(shù)輸入功率排量L/S120160051.946.641.536.832.328.2110146747.642.73833.729.625.9100133343.338.834.530.626.923.590119938.93531.127.624.221.280106734.63127.624.221.518.87093430.327.224.221.518.816.5608012623.320.818.416.214.150666.521.619.417.315.313.511.8113.330.440.390.350.310.270.24注：機(jī)械效

12、率90%容積效率100%五、常用套銃管數(shù)據(jù)表規(guī)格外徑(mm)內(nèi)徑mm壁厚mm扣型質(zhì)量kg/m扭拒kN.m接頭屈服kN.m抗拉載kN103/4273.250.911.43雙級(jí)75.8919.581.40162095/8244.5220.511.99雙級(jí)69.9417.5567.80146021321318511梯型52.89.4537.9497020520517512梯型52.511.345.2383081/8206.4187.69.4雙級(jí)45.359.2532.5483053/4146.128.09雙級(jí)30.44.5916.2756051/2139.7121.49.17雙級(jí)29.764.011

13、4.9250041/2114.397.188.56雙級(jí)22.472.439.49390六、彎接頭的測(cè)量與檢查1 .如圖所示，彎接頭公扣端的中心線與彎接頭本體的中心線偏離一定角度，此角度即為彎接頭的度數(shù)k。彎囊頭示意圖2 .彎接頭度數(shù)計(jì)算公式如下:式中：a長(zhǎng)邊長(zhǎng)度，毫米b短邊長(zhǎng)度，毫米d本體直徑，毫米k彎接頭度數(shù)，度七、API鉆具技術(shù)參數(shù)（一）、鉆桿允許扭轉(zhuǎn)系數(shù)表鉆桿外徑（英寸）扭轉(zhuǎn)系數(shù)（圈/米）APID級(jí)E級(jí)G105S13527/80.0070.00950.01340.01731/20.0060.00780.01100.01450.0040.00550.00770.00951/20.00360

14、.0050.00700.009（二）、螺紋互換表數(shù)字型內(nèi)平型、貫眼型通常稱法NC2623/8IF2A11/2A10NC3127/8IF211、210NC3831/2IF311、310NC404FH421、420NC464IF4A11、4A10NC5041/2IF411、410（三）加重鉆桿名義尺寸31/2441/25鉆桿管體外徑,mm88.9101.6114.3127.0內(nèi)徑，mm52.465.169.876.2壁厚，mm18.218.222.225.4中部加厚，mm101.6114.3127.0139.7接頭連接型式NC38NC40NC46NC50外徑120.6133.3158.7165.1

15、內(nèi)徑55.668.373.077.8管體加接頭重量kg/m37.744.261.073.5管內(nèi)容積，L/m2.193.373.874.61管體抗拉強(qiáng)度，KN1530181024403070接頭抗扭強(qiáng)度，KN.m23.8331.9052.669.66緊扣扭矩，KN.m13.4217.9729.5639.85（四）API鉆鋌規(guī)范通稱尺寸內(nèi)徑（mm）重量(Kg/m)上扣扭矩KN.m英寸外徑mm標(biāo)準(zhǔn)標(biāo)準(zhǔn)最小最大43/412150.87012.513.56152.471.411124.52761/415971.4123.6303361/216571136303371787116343.548820371

16、2236571.59228.67629092101(五)、鉆具抗拉、抗扭、及擠毀數(shù)據(jù)鉆桿外徑(英寸)公稱質(zhì)量類別抗拉負(fù)荷KN抗扭屈服強(qiáng)度KN-mG105S135G105S13527/815.49新1330171021.928.11I1040133016.7821.58n1040133014.618.75m79010212.4515.9531/219.81新1690218035.145.15I1320170027.134.98n1320170023.3530.05m1010130019.9025.60529.05新2460317078.00100.3I1940250061.1578.60n194

17、0250051.6068.30m1500193044.0056.6051/232.62新2720350096.00123.4I2150279075.5097.10n2150279063.5581.70m1660213054.1569.60(六)、API接頭絲扣規(guī)范接頭類型寸/扣錐度公接頭大端直徑(mm)公接頭小端直徑(mm)母扣鏈孔直徑(mm)正規(guī)型2%REG51466.6747.6268.26327/8REG51476.2053.9777.7831/2REG51488.9065.0790.48841/2REG514117.4790.47119.0651/2REG414140.21110.06

18、141.6865/8REG416152.19131.03153.9975/8REG414177.80144.47180.1885/8REG414201.98167.84204.39貫眼型31/2FH514101.4577.62102.794FH416108.7189.66110.3341/2FH514121.71696.31123.8351/2FH416147.95126.79150.0265/8FH416171.52150.37173.83內(nèi)平型23/8IF41673.0560.3574.6127/8IF4168601371.3287.7131/2IF416102.0085.06103.58

19、4IF416122.70103.73124.6141/2IF416133.35114.30134.9451/2IF416162.48141.32163.91八、現(xiàn)場(chǎng)常用計(jì)算公式（一）鉆井液循環(huán)一周所需時(shí)間T=（V井V柱）/60QV井井筒容積，升；V柱鉆柱體積，升；Q鉆井液排量，升/秒；T循環(huán)一周的時(shí)間，分。（二）配制1m3水泥漿需要的干水泥量T=pcx（種一1）/（。71）件干灰密度，g/cm3；伊水泥漿密度，g/cm3。（三）卡點(diǎn)計(jì)算：L=K（e/p）L卡點(diǎn)深度，米E鉆桿連續(xù)提升時(shí)平均伸長(zhǎng)，厘米P鉆桿連續(xù)提升時(shí)平均拉力，噸K計(jì)算系數(shù)鉆桿計(jì)算系數(shù)K值表外徑（寸）壁厚（毫米）K值外徑（寸）壁厚（

20、毫米）K值23/87.11249411.0066023/88.0027441/210.9274527/89.1938741/211.00747-131/29.3549159.1971531/211.4158351/29.1779049.0055251/210.54898（四）浮重計(jì)算公式浮重=懸重x（1-泥漿密度/鐵的密度），鐵密度=7.85g/cm3,九、井控有關(guān)計(jì)算（一）、壓井有關(guān)計(jì)算a.1關(guān)井立管壓力Pd=Pt-Pc（1）式中：Pd-一關(guān)井立管壓力（MPa）;Pt壓井排量循環(huán)時(shí)的立管壓力值（MPa）;Pc壓井低泵速下循環(huán)泵壓（MPa）。2地層壓力的計(jì)算：Pp=Pd+0.0098pmH式中

21、：Pp地層壓力（MPa）;川一關(guān)井時(shí)鉆柱內(nèi)未侵鉆井液密度（g/cm3）；H一鉆頭所在垂直井深（m）o3確定壓井所需鉆井液密度pm13.1 據(jù)關(guān)井立管壓力計(jì)算pm1：pm1=pm+Pd0.0098H式中：p一鉆井液密度附加量,單位(g/cm3)：油水井r=0.050.10;氣井r=0.070.15-+r式中:3.2 據(jù)地層壓力計(jì)算阿:0.0098H的一壓井所需的鉆井液密度（g/cm3）。4鉆柱內(nèi)外容積的計(jì)算4.1 鉆柱內(nèi)外總?cè)莘eV:V =Vi+V2式中：V一鉆柱內(nèi)外容積（m3）；V i一鉆柱內(nèi)容積（m3）;V 2一鉆柱與裸眼環(huán)空容積（m3）;4.2 所需壓井液量為鉆柱內(nèi)外總?cè)莘e的1.52倍。5計(jì)算注入壓井液的時(shí)間t,min1.1 t1+t21.2 壓井液從地面到鉆頭所需的時(shí)間為t1：”1t1=60Q式中：V1鉆具容積系數(shù)（L/m）;H1一鉆具長(zhǎng)度（m）;Q壓井排量（L/s）。1.3 壓井液充滿環(huán)空的時(shí)間為t2：v2Hlt2=6