在直接转矩控制理论基础上，针对MATLAB中直接采用模块搭建感应电机仿真系统模型的缺点，提出了基于MATLAB／Simulink S函数的感应电机直接转矩控制系统仿真模型，并详细介绍了Simulink S函数仿真模型各环节的构建过程和仿真的结果。仿真结果验证该仿真模型具有结构简单、直观、容易理解和可移植性高等优点，为实际电机控制系统的设计和调试奠定了理论基础。%In this paper, based on the means of direct torque control, for direct use of the module built induction motor system simulation model shortcomings in MATLAB, adopts induction motor direct torque control system simulation model based on MATLAB /Simulink S function, and the constructing progress of each module of simulation model and simulation results is introduced in details.Simulation results show that the simulation model has a simple structure, intuitive, easy to understand and portabil-ity advantages, the results also provides a theoretical foundation for design and debug of actual motor control system.
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