In view of this problem, under the analysis of power-angle characteristics and stability, a power-angle closed-loop control strategy was proposed and its theoretical basis was presented in detail.
针对永磁同步电动机在他控式变频调速运行方式下的失步和效率问题，通过对功角特性及稳定性分析，提出了一种功角闭环控制策略并详细阐述了该控制策略的理论依据。
In view of this problem, under the analysis of power-angle characteristics and stability, a power-angle closed-loop control strategy was proposed and its theoretical basis was presented in detail.
针对永磁同步电动机在他控式变频调速运行方式下的失步和效率问题，通过对功角特性及稳定性分析，提出了一种功角闭环控制策略并详细阐述了该控制策略的理论依据。
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