...侧变换器通过调节转子 输入电压的频率和幅值,控制定子输出电压的频率 和幅值以满足电网要求;网侧变换器(Grid Side Converter,GSC)控制直流母线电压稳定,发电机 超同步运行时将发电机转子电能馈送到电网(次同 步运行时不存在此问题)。
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According to the grid side converter operating principle,the double closed loop system is designed based on PSIM.
根据网侧变流器运行原理,基于PSIM设计了双闭环控制系统。
参考来源 - 风力发电中网侧变流器控制系统研究·2,447,543篇论文数据,部分数据来源于NoteExpress
This main research content is synchronized method and control strategies for grid side converter in direct drive wind power.
本文主要研究内容是直驱风力发电网侧变流器的同步方法与控制策略。
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。
By adding damp load at DC-side of the converter, redundant energy at DC-side during grid faults will be consumed, therefore the operating of wind turbine will not be influenced by grid voltage sags.
为增强直驱型变速恒频风电系统的低电压穿越能力,采取了变流器直流侧增加卸荷负载以在故障时消耗掉直流侧多余的能量,使风电机组的正常运行基本不受电压跌落影响的应对措施。
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