國內外各地天然氣組分

1、、國外部分氣田天然氣和油田伴生氣組分國外部分國家氣田的天然氣組成見表1-2-1、油田伴生氣的組成見表1-2-2。表1-2-1國外部分國家氣田的天然氣組成（體積分數）%國家氣田CH4QHsC3H8C4H10C5H12COCO2N2H2S美國Louisia na92.183.331.480.79O00.050.91.02一Texas57.696.244.462.440.560.116.07.515加拿大Alberta64.41.20.70.80.30.74.80.726.3委內 瑞拉San Joaq uin76.79.796.693.260.940.721.9荷蘭Goningen81.42.90.

2、370.140.040.050.814.26英國Lema n952.760.49O.20O.06O.150.041.3法國Lacq69.42.90.9O.6O.30.410一15.5俄羅斯QaBmacKO98.90.30.2一一CapaTOBc94.(7 e1.80.20.1一0.2一一m,eoe刃u茴h93k o4.00.60.70.250.150.10.6一OpeH6ypr84 KO<3.861.520.680.40.180.586.31.65CapanraHa.K cK.24e2.070.740.310.135.30.853.07表1-2-2國外部分國家油田伴生氣的平均組成（體積分

3、數）%國家CH4C2H6C3H8C4H10C5H12C6+CQN2H2S印度尼西亞71.895.642.571.442.51.0914.510.35O.01沙特阿拉 伯51.018.511.54.41.20.99.70.52.2科威特78.212.65.10.60.60.21.6一0.1阿聯(lián)酋55.6616.6311.655.412.811.05.50.550.79伊朗74.913.07.23.11.10.40.3一一利比亞66.819.49.13.51.52一一一一卡塔爾55.4913.299.695.633.821.07.0211.22.93阿爾及利亞83.447.02.10.870.36

4、一0.215.83一、我國部分氣田天然氣、凝析氣和油田伴生氣組成我國部分油田伴生氣組成見表1-2-3,部分氣田和凝析氣田天然氣組成見表1-2-4，四川盆地主要氣田天然氣組成見表1-2-5。表1-2-3我國部分油田伴生氣組成（體積分數）%油田CH4C2H6C3H8i-C4H10n-C4H10i-C5H12 n-C5H12C6C7+CQN2H2S大慶薩南76.665.936.591.023.451.541.210.950.262.28一薩中85.883.344.540.67i.990.350.8i0.360.i60.9i.0一杏南68.26i0.58ii.25.54i.9i0.660.360.20

5、0.55一遼河興隆臺82.77.2i4.i60.74i.460.440.37i.04一0.42i.47一遼中87.536.22.740.62i.220.360.300.2i0.460.030.33一華北任丘59.376.48i0.029.2i3.8ii.34i.404.58i. 79一大港80.94i0.24.840.87i.060.34一0.4i0.34一勝利87.853.783.740.8i2.3i0.820.650.060.030.530.02一中原75.3i0.i76.i8i.452.60.980.750.650.5i0.340.430.000379.i78.295.07i.062.0

6、60.660.380.330.37i.250.650.0003吐哈丘陵67.6ii3.5ii0.693.062.550.680.560.i60.090.400.65一溫米76.i29.286.772.82i.650.840.300.220.070.26i.59一鄯善65.8ii2.85i0.i73.663.i8i.i50.680.390.i4i.890.03一克拉2E98.050.400.940.60K98.270.530.040.0i0.0i0.0i一一0.550.60迪那2Nij88.4i7.32i.430.290.300.ii0.07一0.47i.34E88.767.39i.440.30

7、0.3i0.i30.09一0.250.86吐孜 洛克Nij90.4i5.ii0.450.070.08一一一0.27 J3.56K94.773.940.380.070.06一一一0.070.64伊南2J90.865.02i.580.3i0.350.i20.i5一一0.34i.28英買7E86.384.802.0i0.320.4i0.080.080.245.67K90.574.740.090.090.090.020.020.073.73牙哈Nij84.356.99i.980.300.500.i40.i5一0.265.22E83.8i7.082.640.520.570.i40.i20.244.86K

8、8i.407.762.840.58i.0i0.350.460.864.30紅旗1Nij76.6ii0.i24.28i.08i.420.520.46一0.i25.28一E7i.43ii.ii5.i70.5i0.570.ii0.07一2.828.2i一羊塔克E89.227.0ii.490.260.250.0i0.0i0.05i.70K92.354.960.970.280.2i0.080.040.i5i.06Nij84.697.072.ii0.590.48一一一0.234.65一玉東2E、K82.287.662.060.290.460.720.36一i.0i5.09一苛克亞Ni79.889.422.

9、65i.44i.2i0.290.76一3.990.00一吉拉jT87.i93.53i.620.3i0.220.040.07一一0.226.8i一克C94.750.560.170.020.040.020.02J0.443.98一吉南4T70.3411.0412.021.110.720.360.66一0.002.76一恂6C85.611.550.590.120.280.080.06一2.169.55一和田河C77.400.690.09一一一一一12.209.63一O78.081.810.540.090.220.060.09一2.3916.72一臺南Q1+298.240.050.03一一一一一0.5

10、91.05一澀北-1Q1+299.240.060.02一一一一一一0.68一澀北-2Q1+296.950.070.03一一一一一0.682.17一鹽湖Q1+295.170.280.03一一一一一一3.44一臺吉 乃爾Q1+298.440.140.01一一一一一0.201.11一長慶O95.60.60.080.020.010.010.03一3.020.040.0264大港 板橋0、P68.5511.226.421.632.030.940.831.825.021.000.45一華北蘇橋0、P78.588.263.131.430.550.395.451.410.80東海 平湖巳P77.769.743

11、.851.141.190.270.440.342.611.391.27一東方1-1Nyth76.411.770.29一1.2319.73崖13-1E3184.511.290.280.050.060.020.020.040.0913.140.500.0046表1-2-5四川盆地主要氣田天然氣組成（體積分數）%氣田氣藏CH4C2H6QH8i-QH10n-QH10i-C5H12n-C5H12CQN2H2S新場J3P97.321.1980.4600.1450.165O.0030.0500.020.61一J2S95.992.540.540.120.1160.0360.0220.320.28T3X493.

12、563.300.460.080.07O.020.0l0.761.37T3X297.370.830.090.010.01O.0030.0011.150.53洛帶J3P96.092.180.480.0880.0930.0300.0260.420.011J2sn92.854.160.710.2530.1720.0580.0470.621.07中壩TX291.05.81.590.130.350.10.280.470.19Tr384.842.050.470.2810.102一4.131.716.32自流井P13 297.120.560.97一一一一1.1351.060.02威遠Z86.470.11一一一

13、一4.4378.100.879磨溪Tr196.480.191-I-一一0.5461.021.767廟咼寺Tq196.420.730,140.04一一1.930.69傅家廟Tc?95.771.100.370.16一0.082.24一宋家場P12 497.171.020.2 一1-0.471.090.01陽咼寺P12氣田的天然氣組成中乙烷以上的烴類含量較少，即一般稱為干氣，但也有部分氣田的天然氣組成中乙烷以上的烴類含量稍高一些，一般均小于5%。97.811.050.171-一一0.440.48興隆場t(?96.741.070.320.070.090.0750.0451.54一八角場4J1Zm88.

14、196.332.480.360.640.70.261.04遂南Th凝析氣田天然氣中乙烷和乙烷以上的烴類含量比油田伴生氣低一些，一般在5%10%。 在天然氣(伴生氣)中N2、CQ、H?S等的含量參差不齊，無任何規(guī)律。 四川盆地海相氣藏大部分為含硫天然氣藏，中國石油西南油氣田分公司含H2S氣田約占已開發(fā)氣田的78.6%,其中H2S含量較高的川西中壩氣田、川東臥龍河氣田已正常開采了20余年，1993年完成開采先導試驗的H2S含量高達31.95%的臥龍河氣田陽新統(tǒng)氣藏臥63井是我國已試采的含 H2S最高的一口氣井。87.926.482.460.540.60.40.211.38一Tq493.720.880.210.05一一一0.540.494.0臥龍河Tc3295.970.550.100.010.020.020.020.351.31.52P2164.910.350.090.0470.0460.0170.0161.650.6931.95C97.530.430.030.0040.006一一1.010.730.26相國寺C97.620.920.07一一一一0.161.130.16大天池C95.971.230.230.0040.006一一1.711.870.26渡口河T1f84.680.070.03一一一一5.440.718.77羅家寨T1f75.290.110.0