Formulas for the flow rate, the static eccentricity, the static oil film stiffness and the dynamic magnification factor are given.
文中给出了流量、静态偏心率、静态油膜刚度和动力放大系数的公式。
The result shows that compared with slenderness ratio of bearing and the eccentricity of rotor, the journal clearance is the main factor influencing the trajectory and domain characteristics.
数值结果表明,同轴承长径比及转子质量偏心相比,轴颈间隙是影响系统轴心轨迹和频域特性的主要因素。
Horizontal well production forecasting formulas need to consider not only anisotropism and borehole eccentricity, but also the skin factor during drilling and completion process.
水平井产能预测公式除了要考虑储层各向异性和井眼偏心距的影响因素外,还要考虑钻井和完井过程中产生的表皮系数的影响。
Horizontal well production forecasting formulas need to consider not only anisotropism and borehole eccentricity, but also the skin factor during drilling and completion process.
水平井产能预测公式除了要考虑储层各向异性和井眼偏心距的影响因素外,还要考虑钻井和完井过程中产生的表皮系数的影响。
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