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Microscale comprehensive evaluation of continental shale oil recoverability
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JIN Xu,LI Guoxin,MENG Siwei,WANG Xiaoqi,LIU Chang,TAO Jiaping,LIU He
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Table 3 Connectivity analysis of typical shale oil samples in the four regions.
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| Sampling strata | Porosity/
% | Number of
connected domains | Connectivity types/% | Effective
porosity/% | | Cr | Cr1 | Cr2 | Cr3 | | Lucaogou Formation | 3.1 | 4679 | 56.90 | 4.56 | 12.23 | 40.11 | 1.8±0.1 | Submember 3 of the 7th member
of Yanchang Formation | 1.8 | 2633 | 42.16 | 16.31 | 20.62 | 5.23 | 0.8±0.1 | The 2nd member of
Kongdian Formation | 2.5 | 3866 | 49.31 | 10.74 | 35.33 | 3.24 | 1.2±0.1 | The 1st member of
Qingshankou Formation | 1.5 | 1732 | 30.85 | 20.52 | 10.33 | 0 | 0.5±0.1 |
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