Research Article
New Waterflooding Characteristic Curves Based on Cumulative Water Injection
Table 1
M reservoir development index calculated by the numerical model.
| | Production time (month) | Monthly oil production (104 m3) | Monthly water production (104 m3) | Monthly water injection (104 m3) | Cumulative oil production (104 m3) | Cumulative water production (104 m3) | Cumulative water injection (104 m3) | Water cut (%) |
| | 50 | 1.8 | 1.4 | 3.5 | 154.1 | 11.0 | 200.6 | 40.0 | | 51 | 2.0 | 1.4 | 3.8 | 156.1 | 12.4 | 204.4 | 41.8 | | 52 | 1.9 | 1.5 | 3.7 | 158.0 | 13.7 | 208.1 | 43.4 | | 53 | 1.9 | 1.5 | 3.8 | 159.8 | 15.2 | 211.9 | 45.0 | | 54 | 1.8 | 1.6 | 3.7 | 161.6 | 16.7 | 215.6 | 46.4 | | 55 | 1.8 | 1.6 | 3.8 | 163.4 | 18.3 | 219.4 | 47.9 | | 56 | 1.7 | 1.6 | 3.8 | 165.1 | 20.0 | 223.1 | 49.4 | | 57 | 1.6 | 1.7 | 3.6 | 166.7 | 21.6 | 226.8 | 50.7 | | 58 | 1.6 | 1.7 | 3.7 | 168.4 | 23.3 | 230.5 | 52.0 | | 59 | 1.5 | 1.8 | 3.6 | 169.9 | 25.0 | 234.1 | 53.3 | | 60 | 1.5 | 1.9 | 3.7 | 171.4 | 26.9 | 237.8 | 54.5 | | 61 | 1.5 | 1.8 | 3.7 | 172.9 | 28.7 | 241.6 | 55.7 | | 62 | 1.4 | 1.9 | 3.5 | 174.3 | 30.5 | 245.0 | 56.8 | | 63 | 1.4 | 1.9 | 3.7 | 175.8 | 32.4 | 248.7 | 57.9 | | 64 | 1.3 | 2.0 | 3.6 | 177.1 | 34.3 | 252.3 | 59.0 | | 65 | 1.4 | 2.0 | 3.7 | 178.5 | 36.3 | 256.0 | 60.1 | | 66 | 1.3 | 2.1 | 3.6 | 179.7 | 38.3 | 259.5 | 61.2 | | 67 | 1.3 | 2.1 | 3.7 | 181.0 | 40.4 | 263.2 | 62.3 | | 68 | 1.2 | 2.1 | 3.7 | 182.3 | 42.5 | 266.8 | 63.3 | | 69 | 1.2 | 2.2 | 3.5 | 183.5 | 44.6 | 270.4 | 64.3 | | 70 | 1.2 | 2.1 | 3.6 | 184.6 | 46.8 | 274.0 | 65.3 | | 71 | 1.1 | 2.2 | 3.5 | 185.8 | 48.9 | 277.5 | 66.2 | | 72 | 1.1 | 2.3 | 3.6 | 186.9 | 51.2 | 281.1 | 67.1 | | 73 | 1.1 | 2.1 | 3.6 | 188.0 | 53.5 | 284.8 | 68.0 | | 74 | 1.0 | 2.3 | 3.3 | 188.9 | 55.5 | 288.0 | 68.8 | | 75 | 1.0 | 2.3 | 3.6 | 190.0 | 57.9 | 291.6 | 69.6 | | 76 | 1.0 | 2.4 | 3.5 | 190.9 | 60.2 | 295.1 | 70.4 | | 77 | 1.0 | 2.3 | 3.6 | 191.9 | 62.5 | 298.7 | 71.2 | | 78 | 0.9 | 2.4 | 3.5 | 192.8 | 64.9 | 302.2 | 72.0 | | 79 | 0.9 | 2.5 | 3.6 | 193.8 | 67.3 | 305.8 | 72.7 | | 80 | 0.9 | 2.4 | 3.6 | 194.7 | 69.8 | 309.3 | 73.4 | | 81 | 0.9 | 2.5 | 3.5 | 195.5 | 72.2 | 312.8 | 74.0 | | 82 | 0.9 | 2.4 | 3.6 | 196.4 | 74.7 | 316.4 | 74.6 | | 83 | 0.8 | 2.5 | 3.4 | 197.2 | 77.1 | 319.8 | 75.2 | | 84 | 0.8 | 2.6 | 3.6 | 198.0 | 79.7 | 323.4 | 75.8 | | 85 | 0.8 | 2.3 | 3.6 | 198.8 | 82.2 | 326.9 | 76.4 | | 86 | 0.7 | 2.6 | 3.2 | 199.5 | 84.6 | 330.1 | 76.9 | | 87 | 0.8 | 2.5 | 3.5 | 200.3 | 87.2 | 333.7 | 77.4 | | 88 | 0.7 | 2.6 | 3.4 | 201.0 | 89.7 | 337.1 | 77.9 | | 89 | 0.7 | 2.6 | 3.5 | 201.8 | 92.3 | 340.6 | 78.3 | | 90 | 0.7 | 2.7 | 3.4 | 202.5 | 94.9 | 344.0 | 78.8 | | 91 | 0.7 | 2.7 | 3.5 | 203.2 | 97.5 | 347.6 | 79.3 | | 92 | 0.7 | 2.6 | 3.5 | 203.9 | 100.2 | 351.1 | 79.7 | | 93 | 0.7 | 2.7 | 3.4 | 204.5 | 102.8 | 354.5 | 80.1 |
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