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。
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。
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。
Voltage control and reactive power optimization are effective means to increase rate of qualified voltage, reduce grid losses, and improve the system stability. The SCADAbased.
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。基于。
The feed-forward control of utility grid voltage counteracts the influence of utility grid. The system becomes a simple passive tracking system.
电压前馈补偿可以抵消电网作用，使系统近似成为一个简单的无源跟随系统。
The online variable step can also regulate the voltage convergence rate, and the phase-locked control circuit is designed to synchronously trace frequency and phase of power grid automatically.
在线调节步长改变电压收敛速度，设计锁相控制电路，自动同步跟踪电网频率和相位。
It completed performance testing of current, voltage, and other precision testing, in the control unit and hardware-assisted complete circuit of the power grid failures test.
它完成性能测试中的电流、电压等精度测试，并且在控制单元硬件电路的辅助下完成电网故障测试。
Test results show that the deadbeat SVPWM control algorithm can effectively track the grid voltage and reference current.
试验结果表明，无差拍SVPWM的控制算法可有效跟踪电网电压和参考电流。
Besides, in order to eliminate the effect of grid voltage distortion or disturbance on output current, decoupling control is employed to further improve the quality of output current.
此外，为了消除电网电压畸变或扰动对逆变器输出电流的影响，系统中引入了电网电压前馈解耦控制，改善了系统输出电流的质量。
The gird side converter is adopted DC voltage stable and unit power factor grid-connected control, and feedback the active power absorbed from the load side to the grid side.
网侧变流器采用直流电压稳定并保证并单位功率因数并网，并将负荷侧吸收的有功功率馈送回电网。
The gird side converter is adopted DC voltage stable and unit power factor grid-connected control, and feedback the active power absorbed from the load side to the grid side.
网侧变流器采用直流电压稳定并保证并单位功率因数并网，并将负荷侧吸收的有功功率馈送回电网。
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