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Low voltage ride-through control of doubly fed induction generator during symmetric voltage sag
Pages: 1-6
Year: Issue:  7
Journal: Electric Machines and Control

Keyword:  双馈感应风力发电机低电压穿越电网对称故障转子侧变换器;
Abstract: 分析电网对称故障时,双馈感应风力发电机定子磁链变化过程、导致定转子过电流的原因、电网故障发生具体时刻及故障程度对双馈感应发电机定转子的影响,提出一种双馈感应风力发电机转子侧变换器低电压穿越控制策略,改善了双馈感应发电机在电网故障时定、转子过电流的情况,实现了双馈感应发电机在电网对称故障时的低电压穿越.在理论分析基础上,建立双馈感应发电机转子侧变换器低电压穿越控制模型和3 kW双馈感应发电机励磁变换...
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