矿用表面-内置式永磁转子同步电机研究

项目名称： 矿用表面-内置式永磁转子同步电机研究

项目编号： No.U1361109

项目类型： 联合基金项目

立项/批准年度： 2014

项目学科： 矿业工程

项目作者： 司纪凯

作者单位： 河南理工大学

项目金额： 60万元

中文摘要： 针对矿用内置式永磁电机存在转矩脉动大，漏磁突出；表面式永磁电机具有弱磁调速范围小，功率密度低缺陷，本项目提出一种新型矿用永磁同步电机新结构。研究内容为：1）新型矿用永磁同步电机设计及优化：满足永磁用量与表面式、内置式永磁电机相等条件，采用解析法及有限元法相结合建模；采用有限元参数化建模方法结合小生境遗传算法优化电机磁路结构及主要尺寸，确定设计方案；2）建立电机多物理场耦合模型：建立电机、控制器与可控电源耦合仿真模型；建立电机热场-应力场耦合模型，计算电机结构应力与温升；建立电机集中参数解析模型；3）建立电机数字化控制系统及试验装置：建立电机控制系统模型；仿真其动态特性、弱磁调速能力及范围；制作样机，搭建实验平台。实验数据与仿真结果比较，验证新型矿用永磁同步电机性能的优越性、建模分析计算的精确性及弱磁调速技术的合理性。

中文关键词： 表面-内置式永磁同步电机；解析-有限元模型；参数化有限元模型；耦合模型；多目标优化设计

英文摘要： For defects of built-in permanent magnet motor with torque ripple, magnetic flux leakage and surface-mounted permanent magnet motor with field weakening speed range, low power density, therefore, the project proposed new rotor structure of mining permanent magnet synchronous motor. First content is new rotor structure mining permanent magnet synchronous motor design and optimization. The analytical method and finite element combining model is proposed on the base of meet the permanent magnet amount of surface type, built-in and the new rotor permanent magnet motors equal conditions. The motor magnetic circuit structure and sizes are optimized using finite element parametric modeling and niche genetic algorithm. The design framework, the motor structure and the magnetic circuit sizes are determined. Secondary content is the establishment of multi-physics coupling model of the motor. Coupling simulation model of the motor, controller and controlled power circuit is found. The motor lumped parameter analytical model motor is found and the stress and temperature rise of motor structure are calculated by thermal field - coupled stress model. Third content is motor digital control system and test devices: the establishment of the motor control system model; simulation of its The dynamic nature of the weak magnetic spe

英文关键词： surface-mounted and interior PMLSM；analysis and finite element model；parameter finite element model；coupled model；multi-object optimatial design