增益裕量

介绍了利用计算机在输入系统参数后，能迅速显示和打印出开环幅相频率特性曲线，同时计算相位裕量和增益裕量及判定闭环控制系统稳定性的方法。

The function is introduced that after system parameter is input to computer , the open-loop amplitude phase frequency characteristic curve can rapidly be displayed and printed , the phase angle margin and gain margin are calculated simultaneously and the method of close-loop control system stability is deduced .

并通过最优增益裕量鲁棒跟踪系统与正常鲁棒跟踪系统的比较，进一步说明了最优增益裕量鲁棒跟踪控制对提高系统的可靠性是必要的和有效的。

Furthermore , comparisons of the optimal gain margin robust tracking control and the normal robust tracking control show the necessity of reliable tracking control .

通过MATLAB对滚转回路的模型进行仿真，比较了不带角速度反馈和带有角速度反馈情况下，系统的幅值增益和相位裕量。

The model of roll is simulated by MATLAB . The system gain and phase margin is compared with rate gyros and no rate gyros .

在DVD聚焦系统中引入超前滞后补偿器以增加系统的低频增益和稳定裕量；

A lead-lag compensator is introduced into a DVD focus system to increase the low-frequency gain and stable margin of the system .

还讨论了颤振主动抑制研究中不同极点配置方案对颤振速度、设计状态的增益和相位裕量及舵偏度要求的影响。

In addition , a discussion is made of the effect of different pole collocation configurations on flutter velocity , gain margin and phase margin in the design condition and the deflection of the control surface .