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Analysis of oscillation frequency for active power of a grid-connected asynchronous wind turbine generator system
Pages: 13-18
Year: Issue:  16
Journal: Relay

Abstract: 为了准确研究影响并网风电机组功率波动因素及规律,提出了不同运行工况以及不同风力机模型和参数对异步风电机组有功功率的振荡频率研究.首先,采用等效集中质量法,结合异步发电机电磁暂态模型,建立了不同风力机传动链等效的异步风电机组数学模型.其次,在风速扰动下,对不同传动链模型、传动链刚度系数以及不同风速扰动频率时机组有功功率振荡的频率进行仿真分析.最后,在电网三相短路故障情况下,针对等效两个质量决传动链模...
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