Reservoir Evaluation and Development ›› 2018, Vol. 8 ›› Issue (1): 16-23.
• Reservoir Evaluation • Previous Articles Next Articles
Liu Jianjun,Zheng Yongxiang,Zhang Bohu,Ji Youjun
Received:
2016-08-29
Online:
2018-02-26
Published:
2018-12-05
CLC Number:
Liu Jianjun,Zheng Yongxiang,Zhang Bohu,Ji Youjun. Numerical study on deformation of deep formation in oilfield based on response surface method[J].Reservoir Evaluation and Development, 2018, 8(1): 16-23.
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Table 2
Experiment design"
编号 | 实验方案 | 编号 | 实验方案 | 编号 | 实验方案 | ||
---|---|---|---|---|---|---|---|
1 | 0000010100 | 12 | 0101020000 | 23 | 0002000201 | ||
2 | 0102000001 | 13 | 0202000000 | 24 | 0202010101 | ||
3 | 0100020100 | 14 | 0002020201 | 25 | 0201020001 | ||
4 | 0001020101 | 15 | 0202010201 | 26 | 0001020000 | ||
5 | 0200000100 | 16 | 0000000002 | 27 | 0201000202 | ||
6 | 0202010001 | 17 | 0101020202 | 28 | 0100010102 | ||
7 | 0200020202 | 18 | 0201000200 | 29 | 0101010200 | ||
8 | 0000000100 | 19 | 0200010202 | 30 | 0202020102 | ||
9 | 0100010001 | 20 | 0001000201 | 31 | 0101000001 | ||
10 | 0002020102 | 21 | 0100010002 | 32 | 0101020100 | ||
11 | 0000010102 | 22 | 0102000002 | 33 | 0002010200 |
Table 3
Coefficients for regression equation and significance"
因素 | 回归系数 | 标准差 | t值 | P值 |
---|---|---|---|---|
常数 | 29 617.4 | 68.703 29 | 431.091 | <0.000 01 |
E(6.78×106,1.016×107) | 23.373 13 | 21.631 16 | 1.080 53 | 0.301 14 |
P0(8×103,1.2×104) | 1 177.089 | 25.117 87 | 46.862 6 | <0.000 01 |
k(16,24) | -225.960 4 | 21.804 82 | -10.362 9 | <0.000 01 |
φ(0.24,0.36) | 160.587 8 | 26.526 95 | 6.053 76 | 0.000 06 |
Pw(1.2×104,1.8×104) | -1 522.954 | 20.764 36 | -73.344 6 | <0.000 01 |
EE | 9.073 169 | 51.925 04 | 0.174 736 | 0.864 20 |
EP0 | 42.280 2 | 32.100 86 | 1.317 1 | 0.212 40 |
Ek | -57.123 08 | 31.138 33 | -1.834 49 | 0.091 48 |
Eφ | 22.463 65 | 29.966 81 | 0.749 618 | 0.467 93 |
EPw | 38.165 44 | 29.230 59 | 1.305 67 | 0.216 14 |
P0P0 | 57.465 04 | 59.087 62 | 0.972 539 | 0.349 98 |
P0k | 19.076 9 | 35.510 81 | 0.537 214 | 0.600 94 |
P0φ | -3.693 091 | 37.533 44 | -0.098 394 7 | 0.923 24 |
P0Pw | 96.445 44 | 33.461 93 | 2.882 24 | 0.013 77 |
kk | 64.991 98 | 55.713 54 | 1.166 54 | 0.266 06 |
kφ | 15.744 67 | 35.033 | 0.449 424 | 0.661 14 |
kPw | -275.649 4 | 26.956 | -10.225 9 | <0.000 01 |
φφ | 12.922 98 | 45.157 43 | 0.286 176 | 0.779 62 |
φPw | 89.019 64 | 32.496 48 | 2.739 36 | 0.017 95 |
PwPw | -643.297 6 | 40.712 85 | -15.800 8 | <0.000 01 |
Table 4
t-ratio values for each response after 1 year"
变量因子 | 有效应力 | 水平应变 | 竖向沉降 |
---|---|---|---|
E(6.78×106,1.016×107) | 不显著 | -8.541 | 5.441 8 |
EPw | 不显著 | -7.109 1 | 11.772 |
EP0 | 不显著 | 不显著 | -6.556 1 |
Ek | -1.471 5 | 不显著 | -2.289 8 |
Pw(1.2×104,1.8×104) | -82.816 | 30.682 | -62.691 |
PwPw | -18.371 | 6.725 4 | -15.207 |
P0(8×103,1.2×104) | 61.14 | 不显著 | 48.602 |
P0Pw | 5.375 5 | 不显著 | 不显著 |
k(16,24) | -13.349 | 2.582 8 | -9.349 3 |
kPw | -12.162 | 不显著 | -7.374 4 |
kk | 不显著 | 不显著 | 4.432 4 |
φ(0.24,0.36) | 8.134 9 | 不显著 | 5.800 2 |
φPw | 5.092 9 | 不显著 | 不显著 |
Table 5
t-ratio values for each response after 6 years"
变量因子 | 有效应力 | 水平应变 | 竖向沉降 |
---|---|---|---|
E(6.78×106,1.016×107) | 不显著 | -19.485 | 33.78 |
EE | 不显著 | 不显著 | -3.526 7 |
Ek | 5.765 2 | 不显著 | 2.067 |
EP0 | -5.489 7 | 不显著 | -22.268 |
EPw | 不显著 | -5.122 3 | 31.057 |
Eφ | 不显著 | 不显著 | -2.885 6 |
k(16,24) | -30.315 | -6.735 7 | -16.335 |
kPw | 8.773 6 | -6.596 6 | 3.700 9 |
P0(8×103,1.2×104) | 270.43 | 不显著 | 112.91 |
P0k | -1.995 | 不显著 | -2.845 |
P0P0 | -3.009 2 | 不显著 | 不显著 |
P0Pw | -2.557 5 | 不显著 | 不显著 |
P0φ | 2.331 1 | 不显著 | 3.833 8 |
Pw(1.2×104,1.8×104) | -447.49 | 35.195 | -198.42 |
PwPw | 12.154 | -10.709 | 4.165 5 |
φ (0.24,0.36) | 10.248 | 6.092 9 | 4.510 7 |
φ Pw | -6.481 6 | 4.902 2 | -1.892 7 |
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