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Investigation of flue gas displacement and storage after the water flooding in a full diameter conglomerate long-core
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Haishui HAN,Shi LI,Desheng MA,Zemin JI,Hongwei YU,Xinglong CHEN
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Table 5 Recovery in different flooding modes.
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| No. | Case 1 | Case 2 | | Flooding mode | Flooding HCPV multiple | Recovery/% | Flooding mode | Flooding HCPV multiple | Recovery/% | | 1 | Depletion | 0 | 3.66 | Depletion | 0 | 3.25 | | 2 | Water flooding | 1.19 | 41.34 | Water flooding | 0.25 | 24.79 | | 3 | Continuous gas flooding | 2.38 | 41.89 | Gas-water alternative flooding | 1.67 | 50.21 | | 4 | Gas-water alternative flooding | 3.09 | 41.89 | Continuous gas flooding | 7.03 | 51.38 | | 5 | Storage | 3.57 | 41.89 | | | | | 6 | CO2 flooding | 5.60 | 48.52 | | | | | 7 | Continuous gas flooding | 8.63 | 48.89 | | | |
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