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In this paper, arrangement scheme of a novel multi-star phase shifted pole changing coil was given and the methods to determine coil split ratio were analyzed. According to electromagnetic theory, 2D electromagnetic mathematical model in which stator windings were spitted coil was developed, and magnetic field distribution of the novel motor at starting was solved by finite element method, starting performance of motor was calculated. Based on energy method, rotor slot leakage reactance under different poles and different loads were calculated, and the variation of rotor slot leakage reactance with loads was gotten. Based on time-step finite element method, distribution of branch current in stator windings and operating performance were calculated and analyzed when branch was unbalance, the method to calculate circulating loss in stator windings of novel multi-star phase shifted pole changing motor was given, and the effects of the loads variation and degree of unequilibrium on circulating loss in stator windings were calculated and analyzed.

论文系统的给出了采用分裂线圈法新型多星形移相变极绕组的排列方案，进一步分析线圈分裂比的确定方法；根据电磁场理论，建立了定子为分裂线圈绕组的电机二维电磁场数学模型，并采用场路耦合法求解了新型多星形移相变极电机起动时的磁场分布，计算了电机起动性能和基于能量法计算了不同极数下起动时转子槽漏抗和不同负载时转子槽漏抗，得出转子槽漏抗随负载变化的规律；采用时步有限元法计算分析了定子绕组支路不平衡时支路电流的分布情况及运行性能，给出了新型多星形移相变极电机定子绕组环流损耗的计算方法，分析比较了负载的变化和支路不平衡度大小对定子绕组环流损耗的影响。

Brief introduction of CDTL and it's superconductive rotor has been conducted. The developmental status of the balance technology for high precise spherical rotor has been summarized.

研究分析了国内外高精密球形转子的平衡技术的发展现状，针对现有超导转子静平衡方法所存在的问题提出有待解决的关键技术。

The present invention provides a tilt rotor aircraft having a centrally mounted tiltable engine and rotor assembly.

本发明提供了一个倾斜旋翼飞机安装有中央倾发动机和转子大会。

Tiltable counter-rotating rotor; no tail rotor.

可倾斜的反旋转转子，没有尾桨。

A controllable lifting rotary wing for an aircraft wherein each rotor blade is of torsionally flexible construction and control may be accomplished by twisting the rotor blades.

可控解除或旋转翼，为一飞机，其中每个转子叶片是扭矩灵活的建设和控制，可通过歪曲旋翼桨叶。

The wavelet time-frequency features of the cracked rotor and the uncracked rotor were discussed, and the difference between them was presented.

将小波分析方法引入到裂纹转子时频特性研究中，得到了有无裂纹转子的小波时频特性，并讨论了它们的差别。

The wavelet time-frequency properties of the uncracked rotor and the cracked rotor were discussed by the continuous wavelet time-frequency analysis algorithm. A new algorithm using the wavelet time-frequency analysis algorithm to detect the crack was proposed. The influence of the sampling frequency on the wavelet time-frequency analysis algorithm was analyzed through the numerical simulation research; the valid sampling frequency was presented.

利用连续小波时频分析方法，讨论了裂纹转子与无裂纹转子的小波时频特性，提出了利用小波时频分析方法识别裂纹的新方法；数值仿真研究了采样频率对小波时频分析方法的准确性和有效性的影响，并给出了建议性的采样频率。

When wound-rotor induction motor is operated at over speed driven by induction motor and its rotor winding is excited by altemating current with working frequency higer frequency altemating volage can be produced.

应用异步电机拖动绕线转子异步电机超速运行且其转子绕组如以工频交流励磁产生高频交流电的原理，组成150Hz固定频率M-G交流发电机组，进行YZ、YZR系列电机超速及升高电压试验。

The dynamic model of the rotor expressed with Cardan angle rotation is set up in rotor-fixed coordinates frame.

首先在转子固连坐标系内基于卡尔丹角旋转建立了转子动力学模型。

The most outstanding characteristic of this plane is the rotor wing, which can circumrotates in high speed like a rotor as well as locks like a fixed wing. This makes the plane have the abilities of taking off and landing vertically like a helicopter and cruising in a high speed like a fixed wing plane.

它的最大特点是有一副既可以高速旋转作为旋翼，又可以锁定作为固定翼的旋转机翼，使其既可以像直升机那样垂直起降和定点悬停，又具有喷气式固定翼飞机的高速巡航能力。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。