Numerical Analysis of Finite Element Combined Simulation Model for Three-Phase Squirrel-Cage Induction Motor
作者单位：Department of information engineeringChaoyang Teachers College Huludao Power Supply CompanyState Grid Liaoning Electrical Power Co.Ltd. School of Mechanical EngineeringKey Laboratory for Micro/Nano Technology and System of Liaoning ProvinceDalian University of Technology
会议名称：《第36届中国控制会议》
主办单位：Dalian University of Technology;Systems Engineering Society of China (SESC);Technical Committee on Control Theory (TCCT), Chinese Association of Automation (CAA)
会议日期：2017年
学科分类：080801[工学-电机与电器] 0808[工学-电气工程] 08[工学]
关 键 词：Asynchronous motor finite element analysis combined simulation transient field harmonic analysis
摘 要：The ANSYS finite element software of high computational accuracy was used to perform joint simulation for asynchronous *** Maxwell 2D finite element model of 7.5kW squirrel-cage asynchronous motors was *** model was imported into Simplorer to establish the joint simulation *** the output end of the motor,the moment of inertia was set,and the state machine feature module was used to simulate the change situation of load *** on magnetic circuit and equivalent circuit calculation method,the current,torque and rotational speed of motors under idling and varying load working conditions were analyzed and *** on the calculation method of magnetic field,two dimensional transient alternating magnetic field solvers was used to analyze the change situation of transient electromagnetic field under idling and varying load ***,the distribution of air gap flux density was solved,and the harmonics of air gap flux density was *** contents of harmonic amplitude were extracted,and the effect of harmonics on motors was *** results provide reference to motor control strategies.