Based on the analysis of control strategy of the system, this paper used respectively voltage oriented and stator flux oriented vector control in grid side and rotor side of the converter.

在分析了该系统控制方法的基础上，建立了交直交变频器网侧电压定向以及转子侧定子磁场定向的矢量控制系统模型。

youdao

Voltage control and reactive power optimization are effective means to increase rate of qualified voltage, reduce grid losses, and improve the system stability.

电网的电压控制和无功优化是提高电压合格率，降低网损，提高系统稳定性的有效手段。

youdao

Reactive power control system of county grid is a very beneficial tool to reduce the loss of active power and upgrade the level of voltage of county grid.

县级电网电压无功综合控制系统是进一步降低电网有功损耗、提高县级电网电压水平的有效措施。

youdao

Small changes to the voltage of the grid control large changes in the electron current flowing to the collector plate.

ECONOMIST: The middle age of the transistor