Expansion of Operating Limits for Permanent Magnet Motor by flux weaking
The optimum flux-weakening control method of the permanent magnet (PM) motor is examined in order to expand the operating limits. The effects of motor parameters, such as d- and q-axis inductances, PM flux-linkage, and so on, are examined by computer simulation. Furthermore, the control method and the output characteristics are examined considering the PM demagnetization due to the direct axis armature reaction It is good, classical ... PMSM中Iq与转子磁场正交时出力最大,弱磁相当于人为地造成不正交。下来看看。 很有用的东西,有需要的可以下载 PMSM的弱磁控制策略,学习一下
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