Field‐circuit simulation of the dynamics of the outer rotor permanent magnet brushless DC motor
Field‐circuit simulation of the dynamics of the outer rotor permanent magnet brushless DC motor
复制标题
外转子永磁无刷直流电机动力学的场路仿真
DOI：
--
复制
发表时间：
2011
期刊：
影响因子：
--
通讯作者：
L. Nowak
中科院分区：
文献类型：
--
作者：
Ł. Knypiński;L. Nowak
目的-本文的目的是阐述外转子永磁无刷直流电动机（BLDC）的动态运行的数学模型，并研究磁铁宽度对动态参数的影响。设计/方法/途径-该装置的数学模型包括：电磁场方程，电路方程和机械运动方程。在复杂的算法中，所有这些方程都是耦合的-因此它们可以同时求解。数值实现基于有限元法和分步算法。采用Newton-Raphson算法求解非线性耦合场路方程。的机器的动力学仿真的计算机代码已经developed.Findings -详细的算法和计算机代码已被应用于无刷直流电动机动态的2D仿真。该算法具有良好的收敛性，证明了算法的有效性.分析的各种结果都是预…
Purpose – The purpose of this paper is to elaborate a mathematical model of dynamic operation of the permanent magnet brushless DC (BLDC) motor with outer rotor and investigate the influence of magnets width on the dynamic parameters.Design/methodology/approach – The mathematical model of the devices includes: the equation of the electromagnetic field, the electric circuit equations and equation of mechanical motion. In elaborated algorithm, all these equations are coupled – therefore they are solved simultaneously. The numerical implementation is based on finite element method and step‐by‐step algorithm. The non‐linear‐coupled field‐circuit equations have been solved by using the Newton‐Raphson algorithm. The computer code for dynamics simulation of the machine has been developed.Findings – The elaborated algorithm and the computer code have been applied for the 2D simulation of BLDC motor dynamics. The algorithm has a good convergence and its usefulness was proved. Various results of the analysis are pr...