The data collection and adjustable frequency solution: using state machine to control A/D conversion controller, the system could get higher speed and higher reliability;

数据采集及可变频率的解决方案：采用状态机实施对A/D转换器的控制，速度高，可靠性高；

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Then the principles of hierarchical estimation and feed forward compensation are applied to derive the power system state estimation and load frequency control equations.

然后，应用分层估计和前馈补偿原理导出电力系统状态估计和负荷频率控制方程。

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This paper presents a novel open-loop speed control method for induction motors that provides high output torque and nearly zero steady-state speed error at any frequency.

提出了一种新颖的感应电机开环速度控制法，在任一频率下，它不但能使电机输出高的力矩，而且使稳态速度误差几乎等于零。

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