【摘要】 应用模型参考自适应方法,对无速度传感器矢量控制系统的转速估计进行研究,提出了一种以电机的瞬时无功辅助变量、鲁棒性良好的新型MRAS速度估的的的的的的的的计方案。仿真实验表明,应用这种估计算法计算量小,收敛速度快,速度估计精确。更多还原

【Abstract】 The speed estimation of speed sensorless vector control system with a method of model reference adaptive system are investigated.A new-type MRAS speed estimation scheme with motor instantaneous inactive power as assist variable is presented.The simulation results show that methed’s calculation amount is small,convergence of the speed is fast,and the speed is estimated accurately.更多还原