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Theoretical understandings, key technologies and practices of tight conglomerate oilfield efficient development: A case study of the Mahu oilfield, Junggar Basin, NW China
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LI Guoxin,QIN Jianhua,XIAN Chenggang,FAN Xibin,ZHANG Jing,DING Yi
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Table 3 Design of fracturing parameters for horizontal wells in Ma131 with small well spacing stereo development.
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| Layer | Fracturing
method | Well spacing/
m | Fracture spacing/
m | Single fracture scale | Total perforation cluster number | Segment length/m | Clusters number within segment | Segment number | Single well scale | Proppant/
m3 | Fracturing fluid/m3 | Proppant/
m3 | Fracturing fluid/m3 | | T1b3 | Current limiting
fracturing | 100 | 20 | 20 | 240 | 90 | 60 | 3 | 30 | 1 800 | 22 000 | Temporary
plugging fracturing | 10 | | 180 | 60 | 6 | 30 | 1 800 | 25 000 | | T1b2 | Current limiting
fracturing | 150 | 20 | 25 | 430 | 90 | 60 | 3 | 30 | 2 250 | 39 000 | | Temporary plugging fracturing | 10 | | 180 | 60 | 6 | 30 | 2 250 | 42 000 |
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