1) finite length large gap annular flow
有限长大间隙环流
1.
Based on the theoretical model developed by us, the zero and first order perturbation equations of 3D non linear partial differential equations of the motion of concentric rotor in finite length large gap annular flow are derived and solved by means of numerical method.
基于作者建立的大间隙环流中转子运动理论模型 ,用摄动法推导了有限长大间隙环流流场非线性控制方程的零阶和一阶摄动方程 ,研究了摄动方程的数值求解方法 ,并用该数值方法深入研究了有限长大间隙环流中同心转子的动特性系数以及壁面粗糙度、入口压力、长径比和入口预旋等参数的影响 。
2) large gap annular flow
大间隙环流
1.
Study on dynamic coefficients of concentric rotor in infinite-length large gap annular flow;
无限长大间隙环流中同心涡动转子动特性研究
2.
Study of instability onset threshold of Jeffcott rotor in large gap annular flow;
大间隙环流中Jeffcott转子系统失稳阈的研究
3.
The system motion equations of hydrodynamic bearingrotor in large gap annular flow were derived by Myklestad method,an iterative procedure was proposed to find the static equilibrium positions of the bearing-rotor system,and the complex vibrations of the system were studied using numerical method.
基于Myklestad传递矩阵法建立了大间隙环流中动压滑动轴承-转子系统的运动方程,用迭代方法确定了轴承-转子系统的静态平衡工作点,采用数值方法分析轴承-转子系统的振动特性。
3) large-gap annular flow
大间隙环流
1.
A theoretical model, based on the turbulent bulk flow theory and the Moody wall friction coefficient equation, is developed for analyzing the static characteristics of large-gap annular flow in this paper.
基于紊流整体流动理论和Moody壁面摩擦系数方程,建立了分析大间隙环流静特性的理论模型。
4) current-limiting gap
限流间隙
5) limited clearance
有限的间隙
6) end ring with gaps
有间隙的端环
补充资料：长大
1.体貌高大壮伟。 2.指体貌高大壮伟的人。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
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