| 基于电压闭环的双馈风力发电软切入控制 |
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| 引用本文： | 方太勋,吴小丹,杨浩,周启文.基于电压闭环的双馈风力发电软切入控制[J].电力自动化设备,2011,31(2):90-93. |
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| 作者姓名： | 方太勋 吴小丹 杨浩 周启文 |
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| 作者单位： | 南京南瑞继保电气有限公司; |
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| 摘 要： | 传统的风力发电并网技术在并网瞬间会产生很大的冲击电流,严重威胁发电机及电力系统的安全.为研究空载并网技术,设计了一套30 kW变速恒频双馈异步风力发电机励磁控制实验系统.根据交流励磁变速恒频风力发电的运行特性,采用背靠背变流器作为双馈异步发电机(DFIG)的励磁源.分析了基于旋转坐标系统下的DFIG的数学模型,采用定子...
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| 关 键 词： | 交流励磁 变速恒频 矢量控制 空载并网 电压闭环 |
Soft cutting-in control based on voltage close-loop for doubly-fed wind power |
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| FANG Taixun,WU Xiaodan,YANG Hao and ZHOU Qiwen.Soft cutting-in control based on voltage close-loop for doubly-fed wind power[J].Electric Power Automation Equipment,2011,31(2):90-93. |
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| Authors: | FANG Taixun WU Xiaodan YANG Hao and ZHOU Qiwen |
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| Affiliation: | FANG Taixun,WU Xiaodan,YANG Hao,ZHOU Qiwen(NARI-Relays Electric Co.,Ltd.,Nanjing 211102,China) |
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| Abstract: | Traditional control methods of wind power generation may produce high impact current at cutting-in moment,which threatens the safety of generator and power system.In order to study the soft grid-connection technology,the experimental excitation control system of a 30 kW VSCF(Variable Speed Constant Frequency) DFIG(Doubly Fed Induction Generator) is designed.According to the operational characteristics of AC excited VSCF wind power generation,the back-to-back converter is used as the excitation source of DFI... |
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| Keywords: | AC excitation VSCF vector control no-load cutting-in voltage close-loop |
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