1) magnetic resistance moment
磁阻力矩
2) reluctance torque
磁阻转矩
1.
Moreover, the reluctance torque of the motor is calculated by Maxwell stress tensor method.
构造考虑齿槽效应的气隙相对磁导函数,计算出气隙磁通密度,进而用麦克斯韦应力张量法计算出电机的磁阻转矩。
2.
Moreover,the coil inductance varies with the rotor position in the same direction,which further increases the fluctuation of the phase inductance,hence leading to the increment of the reluctance torque and the corresponding torque ripple.
每相绕组的各个串联线圈的自感随转子位置呈同方向变化,加剧了每相自感的波动程度,从而导致了磁阻转矩及转矩脉动的增加。
3.
Firstly,the PMSMs,which can be divided into several categories according to the ratio of permanent magnet torque to reluctance torque,are describes;secondly,the two measures to improve the efficiency of PMSMs are introduced;finally,the technology of reducing the vibration and noise of PMSMs and the application of it in traction drive are analyzed.
介绍了PMSM的发展趋势,首先描述了根据永磁转矩和磁阻转矩的比例,永磁同步电机的分类;其次介绍提高永磁同步电机效率的两个措施;最后分析了减少振动和噪声的技术,以及PMSM在牵引驱动方面的应用。
3) cogging torque
磁阻转矩
1.
Hence, this paper presents a calculation method for the cogging torque of permanent magnet brushless DC motors.
该文利用许-可变换,构造了考虑齿槽效应的等效气隙磁导函数,结合偏微分方程的解析算法,计算出等效气隙内任意半径上的气隙磁通密度分布,由此提出了一种永磁无刷直流电机磁阻转矩的解析计算方法,其计算结果与有限元计算结果对比,转矩波形基本吻合,证明此方法是正确的、可靠的;同时该方法可应用于磁极分段移位、齿面加辅助凹槽、移动相邻磁极等结构的磁阻转矩的计算,为永磁无刷直流电机设计和优化提供了基本分析手段。
2.
Two methods of reducing cogging torque, namely, the stator tooth notching and the two rotor pole stacks shifting are presented.
介绍了定子齿面加辅助凹槽和转子磁极分段移位两种抑制磁阻转矩的方法 。
4) moment
[英]['məʊmənt] [美]['momənt]
矩，力矩，磁矩
5) moment of resistance; resisting moment
阻力力矩
补充资料：肺循环阻力(或全肺阻力)
肺循环阻力(或全肺阻力)
pulmonary circulation resistance
血液在肺部血管内流动时和血管壁之间的摩擦力和血液内部的摩擦阻力。肺动脉管壁较薄，分支短而管径大，故肺动脉的可扩性较大，对血流的阻力很小，仅0.12PRU(外周阻力单位)。肺循环动脉部分总的阻力和静脉部分总的阻力相等，故血液流动时在动脉部分的压力降落和静脉部分的压力降落相等。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条