四川盆地侏罗系凉高山组不同岩性组合页岩油赋存状态及可动性
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方锐, 蒋裕强, 杨长城, 邓海波, 蒋婵, 洪海涛, 唐松, 谷一凡, 朱讯, 孙莎莎, 蔡光银
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Occurrence states and mobility of shale oil in different lithologic assemblages in the Jurassic Lianggaoshan Formation, Sichuan Basin
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Rui FANG, Yuqiang JIANG, Changcheng YANG, Haibo DENG, Chan JIANG, Haitao HONG, Song TANG, Yifan GU, Xun ZHU, Shasha SUN, Guangyin CAI
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表2 四川盆地凉高山组不同岩性组合样品在不同赋存状态下的流体含量及占比
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Table 2 Contents and proportions of fluids of varying occurrence states in different lithologic assemblages in the Lianggaoshan Formation, Sichuan Basin
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样品编号 | 井名 | 埋深/m | 组合类型 | 拟合结果 | 易流动油含量/(mg/g) | 易流动油 占比/% | 束缚油 占比/% | 游离油 占比/% |
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1 | YT1 | 2 152.13 | C2 | Qm=0.891Δp/(Δp+0.983 7) | 0.89 | 19.21 | 39.24 | 58.45 | 2 | XQ1 | 2 452.29 | B2 | Qm=0.671Δp/(Δp+0.014 9) | 0.67 | 13.85 | 34.36 | 48.21 | 3 | XQ1 | 2 455.06 | A | Qm=1.908Δp/(Δp+0.005 7) | 1.91 | 43.92 | 13.10 | 57.02 | 4 | XQ1 | 2 465.48 | C1 | Qm=0.022Δp/(Δp+0.014 8) | 0.02 | 16.13 | 24.19 | 40.32 | 5 | HQ1 | 1 750.73 | C1 | Qm=0.714Δp/(Δp+0.067 4) | 0.71 | 17.44 | 41.28 | 58.72 | 6 | HQ1 | 1 751.71 | A | Qm=1.223Δp/(Δp+0.009 1) | 1.22 | 24.34 | 28.31 | 52.65 | 7 | HQ1 | 1 764.70 | A | Qm=1.309Δp/(Δp+0.012 4) | 1.31 | 19.85 | 45.53 | 65.38 | 8 | HQ1 | 1 894.02 | B1 | Qm=0.835Δp/(Δp+0.050 4) | 0.84 | 11.78 | 30.80 | 42.58 | 9 | HQ1 | 1 896.18 | A | Qm=0.159Δp/(Δp+0.024 1) | 0.16 | 7.33 | 47.53 | 54.86 | 10 | HQ1 | 1 928.58 | C1 | Qm=1.031Δp/(Δp+0.017 1) | 1.03 | 26.35 | 43.24 | 69.59 |
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