exteranl gear是什么意思

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Localization of profile silver-copper busbar used in rotators of large generator;

大型发电机组转子用异形银铜排的国产化

Calculation of the limit axial force of the rotor based on design optimization;

基于优化设计的潜油电泵转子极限轴向力计算

Dynamic Characteristics of High-temperature Blower Rotor and its Structural Improvement;

高温排风机转子的动力特性与转子结构优化

Experimental and theoretical investigation on dynamic behavior of a flexible rotor supported on a shear-type magnetorheologic fluid damper;

剪切型磁流变流体阻尼器——柔性转子系统动力特性的理论和试验研究

A introduction was made on meaning and application of three dimensional modeling design of internal mixer rotors.

介绍了密炼机转子三维造型设计的意义和用途，重点描述了转子表面模型造型设计的原理和方法，同时还对密炼机容量，转子体积、强度和刚度计算作了简单的说明。

According to the definition of the three-dimensional swept leading edge,a comparison was made between three different swept transonic rotors to study how different leading edges affect the position and intensity of shock waves,and consequently the performance of fans.

本文从叶片前缘曲线掠的形式入手,采用适合叶轮机械内三维流动特点的相对掠概念,把叶片前缘曲线相对掠应用到设计中,探讨叶片前缘曲线相对掠(包括相对前掠、相对无掠和相对后掠)对通道激波的方位、强度的影响,以及由此造成的对风扇性能的影响,并进行了数值模拟,从得到的结果可以看出转子前缘曲线对风扇/压气机的性能影响非常明显,并对设计在气动方面的优化有一定的指导作

This paper calculates the residual vibration of rotors and axis with a new method equivalent dynamic stiffness factor.

提出用动刚度系数方法对转子和轴系残余振动进行预测。

Based on the theory of rotor dynamics and lubrication,the instability of rotor system caused by the dynamic characteristics of rotor oil film and the mechanism were analyzed.

利用转子动力学理论和润滑理论分析了由于转子油膜动力特性产生的转子系统的不稳定现象及其产生的机制,该分析可应用于转子油膜轴承的设计以及稳定性的判断。

Rub and impact in rotor system are studied experimentally.

对转子系统碰磨故障进行了实验研究。