| 风能发电并网时引起的电压波动与闪变检测的仿真研究 |
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| 引用本文： | 李加升,杨金辉,吴顺秋,龚吉清.风能发电并网时引起的电压波动与闪变检测的仿真研究[J].电测与仪表,2010,47(10). |
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| 作者姓名： | 李加升 杨金辉 吴顺秋 龚吉清 |
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| 作者单位： | 益阳职业技术学院,湖南,益阳,413049;湖南大学,电气与信息工程学院,长沙,410082;湖南城市学院,湖南,益阳,413000 |
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| 基金项目： | 湖南省2010年省科技计划项目(2010GK3179) |
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| 摘 要： | 分析了风能发电并网时引起电压波动、闪变、谐波等电能质量问题,提出了解决此电能质量问题,可利用检测到的扰动信号和逆变电源来及时调控风能发电的接入和退出,以达到电网的稳定,探讨了现有电压波动、闪变的检测方法,在平方解调检测法的基础上提出了一种新的检测方法,并对其进行了仿真验证,仿真结果表明所提方法比平方解调检测法具有更好优越性和更高的精度,且简单实用,很有应用价值。
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| 关 键 词： | 智能电网 风能发电 电能质量 电压波动 检测 调控 |
Simulation for Voltage Fluctuation and Flicker when Wind Power Grid Detection |
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| LI Jia-sheng,YANG Jing-hui,WU Shun-qiu,GONG Ji-qing.Simulation for Voltage Fluctuation and Flicker when Wind Power Grid Detection[J].Electrical Measurement & Instrumentation,2010,47(10). |
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| Authors: | LI Jia-sheng YANG Jing-hui WU Shun-qiu GONG Ji-qing |
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| Affiliation: | LI Jia-sheng1,YANG Jing-hui2,WU Shun-qiu3,GONG Ji-qing1(1.Yiyang Professional Technology Institute,Yiyang 413049,Hunan,China.2.Hunan University,Changsha 410082,China.3.Hunan City University,Yiyang 413000,China) |
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| Abstract: | The paper analyzed power quality problems of voltage fluctuation,flicker and harmonic when wind power generation parralled in the electricity grid.These problems can be resolved by disturbance signal and power inverter which can timely regulate and control the access in order to achieve grid stability.It also discussed the existing voltage fluctuation,flicker detection method.Based on the square demodulation method,a new detection method is advanced and its simulation verification,simulation results show th... |
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| Keywords: | smart grid wind power power quality voltage fluctuations detect control |
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