Reservoir Evaluation and Development ›› 2021, Vol. 11 ›› Issue (2): 197-203.doi: 10.13809/j.cnki.cn32-1825/te.2021.02.008
• Shale Gas Exploration • Previous Articles Next Articles
XIA Wei(),CAI Xiao,DING Anxu,LI Hui
Received:
2020-10-29
Online:
2021-04-26
Published:
2021-04-30
CLC Number:
XIA Wei,CAI Xiao,DING Anxu,LI Hui. Reservoir spaces of carbonate rocks in Qixia-Maokou Formation of Nanchuan area[J].Reservoir Evaluation and Development, 2021, 11(2): 197-203.
Table 1
Experiment data of some samples in Well-JY205-2 of Nanchuan area"
序号 | 层位 | 岩性 | 深度 (m) | 石英 (%) | 长石 (%) | 方解石 (%) | 白云石 (%) | 黄铁矿 (%) | 黏土矿物 (%) | TOC (%) | 镜质体反射率(%) | 脉冲渗透率(10-3μm2) | 有效孔隙度(%) | |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
1 | 茅 二 段 | 生屑灰岩 | 1 020.00 | 1.3 | 0 | 88.6 | 4.5 | 5.6 | 0.24 | |||||
2 | 1 025.27 | 0.9 | 0 | 93.2 | 0 | 5.9 | 0.16 | |||||||
3 | 1 035.71 | 0.1 | 0 | 93.7 | 2.2 | 4.0 | 0.42 | 0.001 317 5 | 0.918 | |||||
4 | 1 038.23 | 1.1 | 0 | 91.7 | 3.2 | 4.0 | 0.24 | |||||||
5 | 茅 一 段 | ③小层 | 生屑灰岩、 泥质生屑、 灰岩 | 1 160.00 | 5.0 | 0.6 | 70.4 | 2.3 | 20.9 | 1.70 | 2.31 | 0.390 706 0 | 2.020 | |
6 | 1 162.04 | 1.6 | 0 | 78.6 | 2.9 | 13.6 | 0.56 | 0.000 853 0 | 1.187 | |||||
7 | 1 164.50 | 0.8 | 0.6 | 84.0 | 2.4 | 11.6 | 0.57 | 0.000 083 9 | 0.962 | |||||
8 | 1 165.84 | 7.5 | 0.5 | 77.9 | 2.4 | 0.2 | 11.1 | 1.39 | ||||||
9 | 1 166.75 | 3.9 | 0 | 86.0 | 5.1 | 4.6 | 0.35 | 2.11 | 0.003 794 5 | 0.707 | ||||
10 | 1 170.78 | 3.0 | 0 | 81.3 | 2.7 | 10.3 | 0.34 | 0.050 424 5 | 1.121 | |||||
11 | 茅 一 段 | ②小层 | 生屑灰岩 | 1 180.06 | 0.4 | 2.3 | 91.8 | 2.6 | 2.9 | 0.22 | 0.000 254 9 | 0.627 | ||
12 | 1 183.74 | 0.3 | 0.4 | 92.0 | 1.1 | 0.2 | 6.0 | 0.48 | 0.105 983 8 | 0.558 | ||||
13 | 1 185.46 | 0.2 | 1.0 | 82.3 | 12.3 | 0.2 | 4.0 | 1.27 | 2.42 | 0.001 089 9 | 1.469 | |||
14 | 1 186.58 | 0.5 | 0.6 | 91.3 | 3.6 | 4.0 | 1.16 | |||||||
15 | 茅 一 段 | ①小层 | 生屑灰岩、 泥质灰岩夹、灰质云岩 | 1 187.61 | 0.6 | 0.7 | 94.3 | 0 | 4.4 | 0.44 | 0.000 118 5 | 0.701 | ||
16 | 1 192.57 | 6.0 | 0.7 | 59.3 | 5.4 | 26.8 | 0.77 | 0.025 243 2 | 1.562 | |||||
17 | 1 194.55 | 15.4 | 0.4 | 47.8 | 2.0 | 0.1 | 31.9 | 0.71 | 0.233 938 3 | 1.978 | ||||
18 | 1 201.16 | 8.5 | 1.0 | 70.0 | 5.2 | 0.3 | 13.9 | 1.25 | 0.332 262 7 | 3.474 | ||||
19 | 1 203.12 | 0.5 | 0 | 94.1 | 0 | 5.1 | 0.24 | 0.000 660 4 | 0.548 | |||||
20 | 1 211.35 | 13.9 | 0.7 | 60.2 | 0 | 0.8 | 16.7 | 0.88 | 2.16 | 0.015 909 9 | 3.501 | |||
21 | 1 215.34 | 6.5 | 0 | 48.3 | 0 | 25.6 | 0.79 | 2.69 | 0.680 529 0 | 1.202 | ||||
22 | 1 216.51 | 8.0 | 0 | 81.9 | 0 | 0.6 | 9.5 | 1.00 | ||||||
23 | 1 219.31 | 1.0 | 0 | 56.2 | 0.4 | 0.2 | 15.6 | 0.65 | 0.000 430 1 | 0.405 | ||||
24 | 1 221.40 | 4.9 | 0 | 77.6 | 1.3 | 0.2 | 11.0 | 0.33 | 2.78 | 0.007 055 8 | 0.712 | |||
25 | 1 223.91 | 9.1 | 0 | 47.6 | 1.5 | 0.2 | 24.1 | 0.9 | 0.003 499 1 | 1.991 | ||||
26 | 1 226.37 | 10.1 | 0 | 54.8 | 8.6 | 16.4 | 0.53 | 0.022 856 2 | 3.508 | |||||
27 | 1 231.02 | 4.0 | 0 | 83.5 | 0 | 10.8 | 0.45 | 0.002 030 8 | 1.446 | |||||
28 | 1 233.14 | 7.9 | 0 | 24.6 | 49.2 | 0.2 | 8.9 | 0.60 | 0.001 954 9 | 2.245 | ||||
29 | 1 235.12 | 15 | 0 | 78.8 | 0 | 0.2 | 6.0 | 0.79 | 0.011 419 9 | 1.903 | ||||
30 | 栖霞组 | 生屑灰岩、 灰质云岩 | 1 236.12 | 5.1 | 0 | 88.7 | 2.3 | 3.9 | 0.10 | |||||
31 | 1 236.91 | 0.8 | 0.7 | 93.4 | 1.1 | 4.0 | 0.08 | 0.003 380 3 | 0.480 | |||||
32 | 1 242.16 | 0.4 | 1 | 88.1 | 3.4 | 0.3 | 6.8 | 0.37 | 0.000 739 3 | 0.411 | ||||
33 | 1 243.81 | 3.4 | 0 | 67.0 | 24.3 | 5.3 | 0.28 | 0.000 684 3 | 0.375 | |||||
34 | 1 246.10 | 0.7 | 0 | 93.8 | 2.9 | 2.6 | 0.13 | 0.006 126 0 | 0.754 | |||||
35 | 1 247.44 | 3.6 | 0.6 | 43.0 | 50.3 | 0.1 | 2.4 | 0.44 | 0.000 555 0 | 0.731 |
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