主要结论包括射孔密度和射孔方位角是影响地层破裂压力的主要因素。
Perforation density and orientation angles are the most important factors of all to affect formation fracturing pressure.
射孔密度、射开厚度、孔眼直径及临界流速增加时，砾石充填最小排量也增加。
The minimum injection rate of gravel pack increases while increasing the diameter of perforation tune, the perforation density, the perforated thickness and the critical velocity.
计算和试验结果都表明，射孔后套管的极限承载能力均有不同程度的下降，下降幅度与射孔密度有关。
The results of calculation and test show that the strength of casing reduces along with the perforation density increases.
分析结果还表明，油井产量以及射孔孔径和孔密度是影响砾石层压降的重要因素。
The flow rate, perforation radius and shot density are the key parameters influencing the pressure drop across gravel pack.
明确了射孔直径、密度及相位等与套管强度的关系。
The relationships among perforation diameter, density, phase and casing strength are clarified.
该结论为完井优化中的变密度射孔研究奠定了基础。
This conclusion lays a foundation for the research to variable density perforation in well completion optimization.
该射孔液体系具有无固相、抗高温、密度可调、稳定性强、配伍性好、对环境无污染等优点。
This perforating fluid system is solid - free, high temperature resistant, stable, compatible, and not polluting.
该射孔液体系具有无固相、抗高温、密度可调、稳定性强、配伍性好、对环境无污染等优点。
This perforating fluid system is solid - free, high temperature resistant, stable, compatible, and not polluting.
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