Reservoir Evaluation and Development ›› 2018, Vol. 8 ›› Issue (6): 45-50.
• Petroleum Engineering • Previous Articles Next Articles
He Siyuan1,Zhao Liqiang1,Luo Zhifeng1,Li Jun1,Li Hua2
Received:
2018-02-05
Online:
2018-12-26
Published:
2018-12-13
CLC Number:
He Siyuan,Zhao Liqiang,Luo Zhifeng,Li Jun,Li Hua. Study on indoor gas measurement of supporting fracture conductivity of tight sandstone[J].Reservoir Evaluation and Development, 2018, 8(6): 45-50.
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Table 1
Experimental scheme"
支撑剂粒径 | 铺置 方式 | 闭合压力/ MPa | 承压时间/d | 压裂液 |
---|---|---|---|---|
20/40 | 7~70 | 短期 | ||
30/50 | 7~70 | 短期 | ||
40/70 | 7~70 | 短期 | ||
20/40、40/70 | 尾追 | 7~70 | 短期 | |
20/40、30/50、40/70 | 组合 | 7~70 | 短期 | |
20/40、40/70 | 脉冲 | 7~70 | 短期 | |
20/40、40/70 | 尾追 | 42 | 15 | |
20/40、30/50、40/70 | 组合 | 42 | 15 | |
20/40、40/70 | 脉冲 | 42 | 15 | |
20/40、40/70 | 尾追 | 7~70 | 短期 | 高黏胍胶压裂液 |
20/40、40/70 | 尾追 | 7~70 | 短期 | EM60 |
20/40、40/70 | 尾追 | 7~70 | 短期 | EM50 |
20/40、40/70 | 尾追 | 42 | 15 | 高黏胍胶压裂液 |
20/40、40/70 | 尾追 | 42 | 15 | EM60 |
20/40、40/70 | 尾追 | 42 | 15 | EM50 |
Table 2
Variance analysis of gas conductivity"
来源 | 离差平方和 | 自由度 | 均方离差 | F值 | 显著性 |
---|---|---|---|---|---|
修正的模型 | 39 344 826.103 | 42 | 936 781.574 | 10.763 | 0.000 |
截距 | 757 458.243 | 1 | 757 458.243 | 8.702 | 0.016 |
闭合压力 | 5 325 898.134 | 10 | 532 589.813 | 6.119 | 0.006 |
铺置方式 | 8 567 467.543 | 2 | 4 283 733.771 | 49.215 | 0.000 |
压裂液类型 | 23 050 651.840 | 3 | 7 683 550.613 | 88.275 | 0.000 |
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