When designed, the high - speed generator with a permanent magnet (PM) rotor is preferred because of its simple structure, without excitation high energy density of the PM material.
永磁转子式高速发电机由于具有结构简单、不需励磁、效率高和能量密度大等优点成为高速发电机设计时的首选。
When designed, the high-speed generator with a permanent magnet(PM) rotor is preferred because of its simple structure, without excitation high energy density of the PM material.
永磁转子式高速发电机由于具有结构简单、不需励磁、效率高和能量密度大等优点成为高速发电机设计时的首选。
Objective To study on the trapping efficacy of mosquito magnet, and provide methods for surveying density of mosquito.
目的观察灭蚊磁场诱捕蚊虫效果，为蚊虫密度监测提供依据。
Permanent Magnet Synchronous Motor (PMSM) has been widely used in industrial control areas for its high efficiency density and energy conversion efficiency.
永磁同步电机由于其功率密度大，效率高的特点被广泛应用于工业控制的各个领域。
Camparing the simulations and experimental data of a permanent magnet ring, the calculation error of the magnet flux density is less than 8%. The results show that the calculation formula is correct.
通过对单块永磁环磁场分布的仿真计算和实验测试数据比较，磁感应强度计算误差不超过8%，验证了计算公式的正确性。
The adoption of hybrid magnetic circuit structure in permanent magnet motors can effectively increase air gap flux density.
永磁电机中采用混合式磁路结构能有效地提高气隙磁通密度。
The object of the present invention is to provide a rare earth magnet which enables to achieve a good balance between high coercive force and high residual magnetic flux density, and a magnet motor.
提供一种稀土类磁铁以及永磁电动机，该稀土类磁铁可以兼具高顽磁力和高剩磁通密度。
The rigid body model of single suspension magnet are established with flux density as state variable and the system stability is analyzed with flux feedback control.
建立以磁场强度为状态变量的单悬浮电磁铁刚体模型，分析磁通反馈控制下系统的稳定性。
A novel high power density permanent magnet brushless DC motor for automobile is presented in this paper.
提出了一种新型的车用高功率密度稀土永磁无刷直流电动机。
Infer mathematical expressions of air-gap permanent magnet flux distribution and thrust density, analyzes the effects of thrust and thrust density by the size of the motor.
推导出空载气隙磁密和推力密度的数学表达式，分析了电机的尺寸对推力、推力密度的影响。
Rotor is the very important component of the disc permanent magnet synchronous motor. It directly affects the motor's reliability and power density.
盘式永磁同步电动机的转子是盘式永磁电动机的重要部件，它直接影响着电机的可靠性及功率密度。
The high speed permanent magnet (PM) machine has been widely investigated in the field of electrical engineering since it has small volume, high power density and high efficiency.
高速永磁电机具有体积小、功率密度大和效率高等优点，目前已成为国际电工领域的研究热点之一。
The high speed permanent magnet (PM) machine has been widely investigated in the field of electrical engineering since it has small volume, high power density and high efficiency.
高速永磁电机具有体积小、功率密度大和效率高等优点，目前已成为国际电工领域的研究热点之一。
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