双三相电励磁同步电机矢量控制系统研究
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摘要
研究了一种气隙磁场定向的双三相电励磁同步电机矢量控制系统,分析了双三相电机数学模型及相应坐标变换,引出了混合模型气隙磁链观测器,给出了该控制系统控制方案。该控制系统可通过双三相电机矢量控制实现高精度、大扭矩输出,电机转速与电流均保持着较好的输出特性,气隙磁链观测精度高。通过仿真结果可以看出,该控制系统有着良好的运行性能,仿真结果与理论分析一致,验证了控制方案的正确性与可行性。
In this paper,a dual three-phase synchronous motor vector control system with air-gap field orientation is studied.The mathematical model and the corresponding coordinate transformation of the dual three-phase motor are analyzed.The hybrid model air gap flux observer is derived and the system control scheme is given.The control system can achieve high-precision and high-torque output through the dual three-phase motor vector control.The motor speed and current maintain good output characteristics,and the air gap flux linkage observation accuracy is high.
In this paper,a dual three-phase synchronous motor vector control system with air-gap field orientation is studied.The mathematical model and the corresponding coordinate transformation of the dual three-phase motor are analyzed.The hybrid model air gap flux observer is derived and the system control scheme is given.The control system can achieve high-precision and high-torque output through the dual three-phase motor vector control.The motor speed and current maintain good output characteristics,and the air gap flux linkage observation accuracy is high.
引文
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[7]Alnajjar M,Gerling D.Six-phase electrically excited synchronous generator for More Electric Aircraft[C]//International Symposium on Power Electronics, Electrical Drives, Automation and Motion. IEEE, 2016:7-13
[2]刘星,陈志辉,朱杰,等.电励磁双凸极电动机三相六拍控制策略研究[J].中国电机工程学报,2013,33(12):138-144,196
[3]王毅,包西平.混合励磁同步电机及其控制技术综述与发展趋势[J].微电机,2017,50(9):63-69,78
[4]张敬南,丛望,代科.多相Y绕组同步电动机数学模型研究[J].哈尔滨工程大学学报,2007(7):758-761
[5]熊志,孙旭东,柴建云.电励磁同步电机电流协调控制策略及稳态特性分析[J].微电机,2015,48(9):28-33
[6]戴鹏,付凤超,符晓,等.电励磁同步电机两种综合磁链模型观测器[J].电气传动,2011,41(10):12-14,20
[7]Alnajjar M,Gerling D.Six-phase electrically excited synchronous generator for More Electric Aircraft[C]//International Symposium on Power Electronics, Electrical Drives, Automation and Motion. IEEE, 2016:7-13