0 引言
1 地质概况
2 样品与实验
2.1 原油样品
图2 顺北一区不同断裂带钻井井位分布Fig.2 The location of wells from different faults in block 1 of North Shuntuoguole area |
表1 顺北地区不同断裂带原油物性数据Table 1 The physical property data of oil samples from North Shuntuoguole area |
断裂带 | 井号 | 井深/m | 密度(20 ℃) /(g/cm3) | 黏度(50 ℃) /(mPa·s) | 凝固点 /℃ | 含硫量 /% | 含蜡量 /% | 气油比 /(m3/ m3) | |
---|---|---|---|---|---|---|---|---|---|
1号断裂 | SB1-3H | 7 255.70~7 389.51 | 0.795 5 | 2.52 | -20 | 0.103 | 8.23 | 363 | |
SB1CX | 7 259.27~7 526.16 | 0.794 4 | 2.15 | -30 | 0.146 | 1.86 | 305 | ||
SB1-10 | 7 299.50~8 225.40 | 0.798 2 | 2.82 | -32.0 | 0.116 | 3.22 | 395 | ||
SB1-6H | 7 288.16~7 789.07 | 0.789 3 | 2.16 | -16 | 0.104 | 2.84 | 384 | ||
SB1-7H | 7 339.36~7 947.21 | 0.797 4 | 2.65 | -8 | 0.128 | 3.35 | 345 | ||
SB1-1H | 7 458.00~7 613.05 | 0.795 5 | 3.11 | -4 | 0.120 | 2.82 | 349 | ||
SB1-4H | 7 459.00~8 049.50 | 0.796 9 | 2.88 | -14 | 0.133 | 5.29 | 332 | ||
SB1-5H | 7 474.52~7 745.52 | 0.798 0 | 2.90 | -31.0 | 0.125 | - | 383 | ||
SB1-2H | 7 469.00~7 778.11 | 0.808 8 | 3.28 | -14 | 0.109 | 2.28 | 288 | ||
SB1-11 | 7 558.60~7 723.17 | 0.793 4 | 2.56 | -34 | 0.106 | 4.58 | 311 | ||
SB1-14 | 7 580.00~7 710.00 | 0.800 9 | 2.92 | <-34 | 0.102 | 3.55 | 282 | ||
SB1-12 | 7 600.00~7 648.33 | 0.793 4 | 2.48 | <-34 | 0.096 7 | 3.22 | 280 | ||
SB1-15 | 7 614.00~8 010.00 | 0.793 8 | 2.52 | -24 | 0.115 | 3.94 | 273 | ||
SB1-16 | 7 619.00~7 992.40 | 0.799 9 | 2.92 | -24 | 0.117 | 1.85 | 306 | ||
1号分支 | SB1-9 | 7 372.74~7 630.00 | 0.793 6 | 2.37 | -4 | 0.107 | 1.62 | 322 | |
SBP3 | 7 395.52~7 842.93 | 0.792 8 | 2.32 | 317 | |||||
SB1-8 | 7 414.50~7 844.48 | 0.792 2 | 2.30 | -20 | 0.113 | 1.81 | 305 | ||
1号次级 | SB2 | 7 348.60~8 169.27 | 0.800 0 | 2.83 | -16 | 0.117 | 4.88 | - | |
SBP1H | 7 376.63~8 430.00 | 0.804 2 | 3.11 | -20 | 0.2 | 5.38 | - | ||
3号断裂 | SB3 | 7 607.00~8 120.24 | 0.814 3 | 7.91 | -14 | 0.032 | - | - | |
5号断裂 | 北段 | SB5-4H | 7 393.60~8 064.23 | 0.845 9 | 8.09 | <-34 | 0.194 | - | 46 |
SB5-11H | 7 414.00~8 014.00 | 0.835 6 | 6.3 | 67 | |||||
SB5-3 | 7 349.00~7 932.14 | 0.839 0 | 7.69 | -16 | 0.142 | 3.88 | 55 | ||
SB5 | 7 315.00~7 352.95 | 0.829 6 | 4.37 | <-34 | 0.198 | 4.38 | 57 | ||
SB5-12H | 7 476.00~8 424.05 | 0.822 1 | 6.72 | <-34 | 0.172 | - | 67 | ||
SB5-2 | 7 460.33~7 527.16 | 0.823 4 | 5.18 | <-24 | 0.195 | 1.05 | 62 | ||
SB5-1X | 7 468.00~7 888.77 | 0.823 4 | 5.26 | -16 | 0.18 | 3.67 | 62 | ||
中段 | SB51X | 7 553.64~7 871.00 | 0.802 4 | 3.66 | -14 | 0.094 | 4.24 | 200 | |
SB5-5 | 7 630.00~8 200.00 | 0.800 6 | 5.52 | <-34 | 0.078 4 | - | 270 | ||
SB5-6 | 7 518.00~8 026.00 | 0.809 8 | 5.38 | -10 | 0.093 | - | 125 | ||
中段次级 | SB501 | 7 628.00~7 960.00 | 0.807 2 | 3.17 | -34 | 0.109 | 3.46 | 125 | |
南段 | SB53X | 7 738.28~8 362.00 | 0.788 8 | 3.53 | -16 | 0.0676 | 2.23 | 678 | |
7号断裂 | SB7 | 7 568.45~8 121.00 | 0.859 1 | 18.72 | -16 | 0.159 | 3.65 | 69 |
2.2 全油色谱分析
2.3 色谱-质谱分析
2.4 色谱×色谱-飞行时间质谱分析
3 结果与讨论
3.1 不同断裂带原油地球化学特征
3.2 不同断裂带原油金刚烷含量
图5 顺北地区原油金刚烷系列、单金刚烷系列、双金刚烷系列含量分布直方图Fig.5 Histogram of diamondoids, adamantanes and diamantanes in oil samples from North Shuntuoguole area |
表2 顺北地区不同断裂带原油金刚烷含量及参数Table 2 Concentrations of diamondoids and indexes of oil samples from different faults in the North Shuntoguole area |
井号 | As/ (μg/g) | Ds/ (μg/g) | (As+Ds) /(μg/g) | C29 S /(μg/g) | MAI /% | MDI % | R c . MDI /% | EAI /% | MPI1 | R c1 /% | R c2 /% | F1 | R c3 /% | MDR | R c4 /% |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
SB1-3 | 1 044.58 | 95.38 | 1 139.96 | 5.56 | 74.3 | 45.6 | 1.55 | 49.0 | 1.05 | 1.03 | 1.67 | 0.57 | 1.10 | 30.64 | 1.80 |
SB1 | 779.26 | 71.48 | 850.74 | 30.69 | 71.6 | 42.3 | 1.47 | 47.4 | 0.74 | 0.84 | 1.86 | 0.42 | 0.78 | 14.43 | 1.60 |
SB1-10 | 900.14 | 79.36 | 979.50 | 11.57 | 73.9 | 44.5 | 1.53 | 48.0 | 1.01 | 1.00 | 1.70 | 0.55 | 1.06 | 25.41 | 1.75 |
SB1-6 | 750.19 | 74.49 | 824.68 | 7.75 | 73.4 | 43.1 | 1.49 | 48.2 | 1.11 | 1.07 | 1.63 | 0.56 | 1.08 | 26.90 | 1.77 |
SB1-7 | 724.94 | 77.60 | 802.54 | 4.15 | 71.2 | 47.0 | 1.59 | 53.3 | 1.08 | 1.05 | 1.65 | 0.55 | 1.06 | 28.75 | 1.79 |
SB1-1H | 922.92 | 86.20 | 1 009.12 | 5.82 | 73.6 | 45.9 | 1.56 | 49.7 | 1.12 | 1.07 | 1.63 | 0.55 | 1.08 | 27.65 | 1.78 |
SB1-4 | 715.26 | 79.15 | 794.41 | 5.08 | 71.4 | 46.1 | 1.56 | 51.6 | 1.02 | 1.01 | 1.69 | 0.55 | 1.06 | 31.90 | 1.81 |
SB1-5 | 699.85 | 77.08 | 776.93 | 5.74 | 72.2 | 45.4 | 1.55 | 51.4 | 1.10 | 1.06 | 1.64 | 0.55 | 1.06 | 28.55 | 1.78 |
SB1-2 | 998.69 | 97.83 | 1 096.51 | 8.91 | 72.6 | 45.6 | 1.55 | 48.1 | 1.04 | 1.02 | 1.68 | 0.55 | 1.07 | 25.31 | 1.75 |
SB1-11 | 807.26 | 84.12 | 891.38 | 5.64 | 70.8 | 43.6 | 1.50 | 54.1 | 1.10 | 1.06 | 1.64 | 0.55 | 1.07 | 29.43 | 1.79 |
SB1-14 | 735.69 | 83.77 | 819.47 | 0 | 70.1 | 43.9 | 1.51 | 51.7 | 1.11 | 1.07 | 1.63 | 0.55 | 1.07 | 29.96 | 1.80 |
SB1-12H | 929.25 | 111.74 | 1 040.99 | 2.02 | 70.7 | 47.4 | 1.60 | 55.1 | 1.12 | 1.07 | 1.63 | 0.55 | 1.08 | 32.96 | 1.82 |
SB1-15 | 746.74 | 83.24 | 829.98 | 0 | 69.9 | 44.7 | 1.53 | 52.4 | 1.14 | 1.08 | 1.62 | 0.56 | 1.09 | 32.19 | 1.82 |
SB1-16H | 738.45 | 87.04 | 825.49 | 0 | 70.1 | 44.3 | 1.52 | 55.2 | 1.15 | 1.09 | 1.61 | 0.56 | 1.10 | 36.15 | 1.85 |
SB1-9 | 1 058.12 | 92.59 | 1 150.70 | 5.35 | 73.2 | 45.6 | 1.55 | 49.0 | 1.01 | 1.01 | 1.69 | 0.53 | 1.02 | 23.24 | 1.73 |
SBP3 | 794.83 | 80.23 | 875.07 | 5.02 | 72.9 | 46.5 | 1.57 | 53.4 | 0.98 | 0.99 | 1.71 | 0.52 | 0.99 | 22.07 | 1.72 |
SB1-8 | 911.23 | 86.40 | 997.63 | 7.56 | 72.3 | 47.0 | 1.59 | 50.6 | 0.98 | 0.99 | 1.71 | 0.51 | 0.98 | 22.18 | 1.72 |
SB3 | 598.99 | 64.26 | 663.24 | 0 | 63.6 | 52.5 | 1.72 | 58.2 | 1.06 | 1.04 | 1.66 | 0.53 | 1.02 | 13.60 | 1.59 |
SB2 | 528.17 | 58.88 | 587.05 | 20.11 | 66.4 | 49.6 | 1.65 | 56.1 | 0.86 | 0.91 | 1.79 | 0.46 | 0.87 | 19.20 | 1.68 |
SBP1 | 407.62 | 41.48 | 449.10 | 22.14 | 68.1 | 45.6 | 1.55 | 54.8 | 0.95 | 0.97 | 1.73 | 0.50 | 0.95 | 27.15 | 1.77 |
SB5-4H | 449.95 | 93.39 | 543.34 | 54.10 | 71.1 | 47.5 | 1.60 | 69.0 | 0.65 | 0.79 | 1.91 | 0.41 | 0.75 | 6.07 | 1.38 |
SB5-11 | 515.61 | 95.40 | 611.01 | 55.71 | 71.1 | 47.5 | 1.60 | 67.7 | 0.69 | 0.81 | 1.89 | 0.42 | 0.78 | 6.86 | 1.41 |
SB5-3 | 596.43 | 114.86 | 711.29 | 58.70 | 70.4 | 45.2 | 1.54 | 64.9 | 0.71 | 0.83 | 1.87 | 0.43 | 0.80 | 7.22 | 1.42 |
SB5 | 586.72 | 113.37 | 697.09 | 51.05 | 68.2 | 45.8 | 1.56 | 56.5 | 0.70 | 0.82 | 1.88 | 0.43 | 0.79 | 7.37 | 1.43 |
SB5-12 | 569.90 | 108.87 | 678.77 | 47.94 | 69.6 | 45.6 | 1.55 | 65.3 | 0.72 | 0.83 | 1.87 | 0.43 | 0.80 | 8.41 | 1.46 |
SB5-2 | 599.68 | 113.13 | 712.80 | 45.42 | 68.9 | 44.8 | 1.53 | 58.7 | 0.73 | 0.84 | 1.86 | 0.44 | 0.81 | 8.92 | 1.48 |
SB5-1 | 621.36 | 125.17 | 746.53 | 45.87 | 69.7 | 43.9 | 1.51 | 57.6 | 0.75 | 0.85 | 1.85 | 0.44 | 0.83 | 9.52 | 1.50 |
SB51X | 874.81 | 147.48 | 1 022.30 | 26.70 | 69.4 | 48.0 | 1.61 | 65.8 | 1.01 | 1.00 | 1.70 | 0.53 | 1.02 | 27.52 | 1.77 |
SB5-5H | 930.24 | 149.61 | 1 079.85 | 12.73 | 70.1 | 46.4 | 1.57 | 60.2 | 1.06 | 1.03 | 1.67 | 0.55 | 1.06 | 37.03 | 1.85 |
SB5-6H | 974.93 | 147.65 | 1 122.58 | 10.31 | 69.1 | 47.9 | 1.61 | 56.3 | 1.13 | 1.08 | 1.62 | 0.57 | 1.12 | 43.10 | 1.89 |
SB501 | 693.83 | 116.26 | 810.09 | 4.48 | 71.2 | 47.0 | 1.59 | 66.3 | 1.08 | 1.05 | 1.65 | 0.53 | 1.03 | 36.92 | 1.85 |
SB53X | 1 388.83 | 225.19 | 1 614.02 | 9.37 | 70.3 | 47.0 | 1.59 | 51.1 | 1.45 | 1.27 | 1.43 | 0.70 | 1.40 | 75.11 | 2.04 |
SB7 | 157.28 | 25.63 | 182.91 | 37.81 | 64.9 | 46.5 | 1.57 | 80.7 | 0.66 | 0.80 | 1.90 | 0.42 | 0.77 | 6.15 | 1.38 |
|
表3 GC⁃MS、GC×GC⁃TOFMS分析获得的原油金刚烷化合物含量Table 3 Concentrations of diamondoids in the oil samples using GC-MS and GC×GC-TOFMS methods |
井号 | As/(μg/g) | Ds/(μg/g) | ||
---|---|---|---|---|
方法1 | 方法2 | 方法1 | 方法2 | |
SB1-14 | 735.69 | 1 812.18 | 83.77 | 204.64 |
SB5-12 | 569.90 | 1 188.43 | 108.87 | 240.90 |
SB501 | 693.83 | 1 742.78 | 116.26 | 290.34 |
|