Table 6 Economic benefit calculation for optimized timing for SWF.

From: Research on the timing for subsequent water flooding in Alkali-Surfactant-Polymer flooding in Daqing Oilfield based on automated machine learning

ID

Block

Cumulative Net Profit (Million CNY)

Increase in Net Profit (Million CNY)

Original Plan

Optimized Plan

As of January 2024

Predicted final value

As of January 2024

Predicted final value

As of January 2024

Predicted final value

1

X34D2

1824.5

1824.5

1864.8

1864.8

40.3

40.3

2

X7D1

1884.6

1886.9

1882.5

1897.4

-2.1

10.5

3

B2DZ

1820.8

1843.6

1857

2043.9

36.3

200.3

4

B2XD

2375.6

2375.6

2451.9

2638

76.2

262.4

5

B2DX

2021

2021

2073.7

2169.7

52.8

148.7

6

N6D

2822.6

2822.6

2844.1

2912.4

21.5

89.8

Total

224.9

752.1