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Recently, the J30P5H well of Dongsheng Gas Field of North China Oil and Gas Company integrated the dense cutting multi-cluster and mixed water fracturing technology.
The supporting temporary plugging technology was successfully completed.
The gas was seen 2 days after the pressure, and the gas was tested in the station.
6.
0 MPa, gas production is 59,000 cubic days per day
.
This well is an appraisal horizontal well in the south of No.
8 channel of He 1 gas reservoir in Jin 30 well block of Dongsheng gas field.
The reservoir has strong heterogeneity.
It is designed to fully utilize sweet spots and maximize the production capacity of the reservoir.
Staged fracturing design ideas, and supporting inter-segment soluble ball temporary plugging technology, to ensure multi-cluster balanced transformation; at the same time, in view of the characteristics of the common development of micro-fractures in the Jin 30 well area, the mixed water volume fracturing design idea is adopted, and the pre-fluid is adopted Create low-viscosity fractures, communicate with natural fractures as much as possible, increase fracture-controlled reserves, and use high-viscosity fracturing fluid to carry sand to improve the conductivity of the main fracture
.
In 2021, 3 wells in the Jin 30 well area have adopted this technology to obtain high production, which further confirms the adaptability of the integrated application of dense cutting, multi-cluster and mixed water volume fracturing technology in the Jin 30 well area, which is also a follow-up to this area.
The foundation is laid for effective development
.
(Li Yangyang)