位置回路采用PD控制算法，以增加系统相位裕度，减弱系统振荡，保证控制系统具有良好的动态特性。
The position loop use the PD control algorithm, to increase the system's phase margin, reduce the system's oscillation and ensure that the control system has good dynamic characteristics.
应用“多回路分析法”深入、详尽地计算了13 104种短路故障的全部分支电流的大小和相位。
The phase and the size of all branch currents of the 13,104 kinds of fault of short circuit were calculated thoroughly thorough " mufti - bop analysis ".
载波同步通常采用一种闭环反馈回路来对载波相位进行跟踪。
Carrier synchronization is implemented by a kind of closed loop with degenerative feedback.
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