Oil & Gas Geology ›› 2021, Vol. 42 ›› Issue (3): 702-716.doi: 10.11743/ogg20210315
• Methods and Technologies • Previous Articles Next Articles
Shiqi Liu1,2(), Senran Chen1,2, Bo Liu1,2,*(), Kaibo Shi1,2, Yuyang Liu3, Haofu Zheng4, Qingqing Luo1,2
Received:
2020-12-21
Online:
2021-06-28
Published:
2021-06-23
Contact:
Bo Liu
E-mail:liushiqi17@pku.edu.cn;bobliu@pku.edu.cn
CLC Number:
Shiqi Liu, Senran Chen, Bo Liu, Kaibo Shi, Yuyang Liu, Haofu Zheng, Qingqing Luo. Pore evolution of the Permian Qixia-Maokou Formations dolomite in Sichuan Basin based on in-situ dissolution simulation experiment[J]. Oil & Gas Geology, 2021, 42(3): 702-716.
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Table 1
Design table for in-situ simulation experiment of standard minerals and dolomite samples from the Qixia-Maokou Formations, Sichuan Basin"
样品编号 | 样品剖面位置 | 层位 | 岩性 | 流体成分 | 流体通量 | 温度/℃ | 压力/MPa |
A | 标准矿物 | — | 白云石 | 乙酸酐 | 不足 | 20~300 | 0~100 |
B | 标准矿物 | — | 白云石 | 乙酸酐 | 适量 | 20~300 | 0~100 |
C | 标准矿物 | — | 白云石 | 乙酸酐 | 过量 | 20~300 | 0~100 |
XBX-1-2 | 广元西北乡剖面 | P1q | 粉晶白云岩 | 乙酸酐 | 不足 | 20~200 | 0~100 |
ZC-6 | 洪雅张村剖面 | P1m | 残余颗粒白云岩 | 乙酸酐 | 不足 | 20~200 | 0~100 |
XJG-5 | 甘洛新基姑剖面 | P1q | 中粗晶白云岩 | 乙酸酐 | 适量 | 20~300 | 0~100 |
LMH-1 | 落木河剖面 | P1q | 残余生屑灰质粉晶白云岩 | 乙酸酐 | 过量 | 20~200 | 0~100 |
Table 3
The experimental temperature and pressure of standard minerals and experimental samples taken from the Sichuan Basin"
模拟地层深度/km | 白云石A | 白云石B | 白云石C | ||||||||
温度/℃ | 压力/MPa | 温度/℃ | 压力/MPa | 温度/℃ | 压力/MPa | ||||||
0 | 20 | 79 | 20 | 52 | 20 | 186 | |||||
2 | 60 | 81 | 60 | 117 | 60 | 243 | |||||
4 | 100 | 177 | 100 | 151 | 100 | 311 | |||||
6 | 140 | 236 | 140 | 262 | 140 | 385 | |||||
8 | 180 | 393 | 180 | 336 | 180 | 445 | |||||
10 | 220 | 460 | 220 | 373 | 220 | 537 | |||||
12 | 260 | 496 | 260 | 420 | 260 | 641 | |||||
14 | 300 | 648 | 300 | 471 | 300 | 693 | |||||
模拟地层深度/km | XBX-1-2 | ZC-6 | XJG-5 | LMH-1 | |||||||
温度/℃ | 压力/MPa | 温度/℃ | 压力/MPa | 温度/℃ | 压力/MPa | 温度/℃ | 压力/MPa | ||||
0 | 20 | 0.1 | 20 | 0.1 | 20 | 0.1 | 20 | 449 | |||
1 | 40 | 0.1 | 40 | — | 40 | 0.1 | 40 | 414 | |||
2 | 60 | 0.1 | 60 | 3 | 60 | 0.1 | 60 | 389 | |||
3 | 80 | — | 80 | 10 | 80 | — | 80 | — | |||
4 | 100 | 44 | 100 | 16 | 100 | 43 | 100 | 375 | |||
5 | 120 | 77 | 120 | 23 | 120 | — | 120 | — | |||
6 | 140 | 114 | 140 | 34 | 140 | 93 | 140 | 467 | |||
7 | 160 | 151 | 160 | 56 | 160 | — | 160 | 526 | |||
8 | 180 | 191 | 180 | 82 | 180 | 124 | 180 | — | |||
9 | 200 | 231 | 200 | 105 | 200 | 190 | 200 | — |
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