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。
The fuzzy PID control strategy is applied to the closed loop speed control system to realize consistent speed control.
对其速度闭环控制系统，应用了模糊pid控制策略，实现了摊铺机恒速控制。
The control strategy can guarantee the existence of sliding phase for the closed-loop system.
该控制策略保证了闭环系统滑动阶段的存在性。
The closed loop control strategy by model tracking2-freedom rotation speed and the sight-based velocity estimation method are introduced.
提出了模型跟踪2自由度转速闭环控制策略和基于观测器的车速估算方法。
The control strategy can guarantee the existence of the closed-loop system's sliding phase, furthermore, based on which, global stability of sliding motion on sliding surfaces is proved.
该控制策略保证闭环系统滑动阶段的存在性，并在此基础上证明滑动模态运动的稳定性。
DIFG double closed-loop vector control strategy is established; regulating principle and dynamic characteristic in active power control mode or speed control mode is discussed.
建立了双馈发电机双闭环矢量控制系统，研究了功率控制模式和转速控制模式下发电机系统的调节原理和动态特性。
Absrtact: Analyses common characteristics of scheduling algorithms, and presents an embedded real - time operating system which is based on a closed - loop feedback control scheduling strategy.
摘要：分析了常见调度算法的特点，提出一种基于嵌入式实时操作系统的闭环反馈控制调度策略。
The research of traditional double-closed-loop PID control strategy is the linear time-invariant control problems.
传统的双闭环pid控制策略研究的是线性时不变的控制问题。
The research of traditional double-closed-loop PID control strategy is the linear time-invariant control problems.
传统的双闭环pid控制策略研究的是线性时不变的控制问题。
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