实验结果表明：改变反馈控制的增益和相位角两个变量，能影响主动颤振抑制系统的稳定性。
The test results show that a change in two parameters-the gain and the phase Angle of the feedback control-will have an effect on the stability of the active flutter suppression system.
通过耦合电感间的换流与开关器件通断相位角的控制，使其输出超前电压的电流，以补偿电网中常见的感性无功。
It can delicer leading current with the current exchange in coupling reactor and the controlling of the switch on off phase angle in order to compensate lagging reactive power.
本文介绍了一种基于可变位置液压张紧器机构实现控制进气门关闭相位角的电控可变配气相位系统。
A new developed electrical control VVT system is presented which USES a tensioner with variable working position to change the intake valve-closing Angle.
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