调相机带有控制其励磁磁场以提供电压控制的控制电路。
The condenser has a control circuit that controls the field excitation to provide voltage control.
为了保证机组正常进相运行，其励磁控制系统中的低励限制单元不仅要按要求投运，而且要正确整定。
In order to assure operating properly in phase lead, the low exciting limit unit in the exciter control system should not only be put into operation as equirement but also be adjusted correctly.
针对电力系统的强非线性和不确定性的特点，直接对其非线性不确定对象设计了非线性状态PI励磁汽门协调控制器。
As for the strong nonlinear and uncertain characteristic of the power system, the nonlinear state PI coordinated controller of excitation and valve is proposed in this paper.
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