0 引言
1 区域地质概况
2 样品及实验方法
表1 Y88井太原组—山西组样品TOC实验数据概况Table 1 Overview of TOC experimental data of Taiyuan-Shanxi formations of Well Y88 |
层位 | 样品编号 | 深度/m | TOC/% |
---|---|---|---|
山 西 组 | Y88-07 | 2 400.01 | 2.10 |
Y88-08 | 2 402.23 | 1.64 | |
Y88-10 | 2 404.11 | 1.33 | |
Y88-11 | 2 404.60 | 2.16 | |
Y88-45 | 2 405.23 | 2.11 | |
Y88-46 | 2 405.76 | 3.14 | |
Y88-12 | 2 406.39 | 1.21 | |
Y88-47 | 2 407.44 | 1.46 | |
Y88-13 | 2 408.26 | 1.39 | |
Y88-14 | 2 408.94 | 1.46 | |
Y88-48 | 2 409.79 | 0.54 | |
Y88-15 | 2 419.78 | 0.98 | |
Y88-16 | 2 420.38 | 0.78 | |
Y88-17 | 2 420.92 | 1.35 | |
Y88-18 | 2 422.26 | 2.35 | |
Y88-19 | 2 422.81 | 0.65 | |
Y88-20 | 2 423.74 | 0.28 | |
Y88-21 | 2 424.09 | 0.38 | |
太 原 组 | Y88-26 | 2 497.36 | 3.49 |
Y88-28 | 2 498.86 | 3.06 | |
Y88-29 | 2 499.86 | 3.51 | |
Y88-30 | 2 500.64 | 3.37 | |
Y88-31 | 2 501.06 | 3.76 | |
Y88-33 | 2 502.21 | 3.66 | |
Y88-34 | 2 502.99 | 3.21 | |
Y88-35 | 2 503.46 | 3.65 | |
Y88-36 | 2 504.21 | 2.89 | |
Y88-37 | 2 505.31 | 3.02 |
3 TOC测井评价理论依据
4 Th/U和△LogR模型方法
4.1 Th/U原理
4.2 △LogR原理
5 Th/U结合△LogR模型的建立
表2 Y88井太原组—山西组样品R O实验结果Table 2 R O results of Taiyuan-Shanxi formations samples for Well Y88 |
层位 | 样品编号 | 深度/m | R O/% |
---|---|---|---|
山西组 | Y88-07 | 2 400.05 | 2.64 |
Y88-14 | 2 407.50 | 2.65 | |
Y88-18 | 2 419.06 | 2.66 | |
太原组 | Y88-28 | 2 497.30 | 3.30 |
Y88-34 | 2 501.93 | 3.32 | |
Y88-36 | 2 503.15 | 3.33 |
6 以Y88井为例计算TOC
表3 Y88井太原组—山西组样品TOC误差分析Table 3 TOC errors analysis of Taiyuan-Shanxi formations for Well Y88 |
层位 | 样品编号 | 深度/m | TOC实测/% | TOC计算/% | 绝对误差 |
---|---|---|---|---|---|
山 西 组 | Y88-07 | 2 400.01 | 2.10 | 1.75 | 0.35 |
Y88-08 | 2 402.23 | 1.64 | 1.86 | -0.22 | |
Y88-10 | 2 404.11 | 1.33 | 1.41 | -0.08 | |
Y88-11 | 2 404.60 | 2.16 | 1.69 | 0.47 | |
Y88-45 | 2 405.23 | 2.11 | 2.17 | -0.06 | |
Y88-46 | 2 405.76 | 3.14 | 2.58 | 0.56 | |
Y88-12 | 2 406.39 | 1.21 | 1.59 | -0.38 | |
Y88-47 | 2 407.44 | 1.46 | 1.40 | 0.06 | |
Y88-13 | 2 408.26 | 1.39 | 1.21 | 0.18 | |
Y88-14 | 2 408.94 | 1.46 | 1.43 | 0.03 | |
Y88-48 | 2 409.79 | 0.54 | 0.71 | -0.17 | |
Y88-15 | 2 419.78 | 0.98 | 1.14 | -0.16 | |
Y88-16 | 2 420.38 | 0.78 | 0.91 | -0.13 | |
Y88-17 | 2 420.92 | 1.35 | 1.13 | 0.23 | |
Y88-18 | 2 422.26 | 2.35 | 2.28 | 0.07 | |
Y88-19 | 2 422.81 | 0.65 | 1.55 | -0.90 | |
Y88-20 | 2 423.74 | 0.28 | 0.47 | -0.19 | |
Y88-21 | 2 424.09 | 0.38 | 0.67 | -0.29 | |
太 原 组 | Y88-26 | 2 497.36 | 3.49 | 3.45 | 0.05 |
Y88-28 | 2 498.86 | 3.06 | 3.15 | -0.09 | |
Y88-29 | 2 499.86 | 3.51 | 2.79 | 0.72 | |
Y88-30 | 2 500.64 | 3.37 | 3.29 | 0.08 | |
Y88-31 | 2 501.06 | 3.76 | 3.70 | 0.06 | |
Y88-33 | 2 502.21 | 3.66 | 2.68 | 0.98 | |
Y88-34 | 2 502.99 | 3.21 | 2.68 | 0.53 | |
Y88-35 | 2 503.46 | 3.65 | 4.37 | -0.72 | |
Y88-36 | 2 504.21 | 2.89 | 3.11 | -0.22 | |
Y88-37 | 2 505.31 | 3.02 | 3.77 | -0.75 |