Provide power source for magnetic field current of synchronous electric machine.

提供同步电机磁场电流的功率电源.

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Generator design considerations determine the field current , field voltage and consequently , the power required for excitation.

这就需要对电力系统中的扰动能迅速地改变励磁电压.

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The harmonic winding and harmonic winding no - load property curve are gained when field current is change.

通过改变励磁电流的大小,得到了基波绕组和三次谐波绕组的 空载 特性曲线.

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An auxiliary generator used to provide field current for a larger generator or alternator.

在发电机或电力发动机内提供磁场的磁体.

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Generator design considerations determine the field current , field voltageand consequently , the power required for excitation.

调相机带有控制其励磁磁场以提供电压控制的控制电路.

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