| 光伏并网逆变前馈补偿控制技术研究 |
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| 引用本文： | 郭立杰,诸嘉慧.光伏并网逆变前馈补偿控制技术研究[J].电气传动,2011,41(11):51-53,64. |
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| 作者姓名： | 郭立杰 诸嘉慧 |
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| 作者单位： | 1. 北京交通大学电气工程学院,北京100044;中国电力科学研究院,北京100192
2. 中国电力科学研究院,北京,100192 |
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| 摘 要： | 针对光伏并网逆变控制系统的电路结构,采用PI调节和前馈补偿的控制方法,实现了并网电流的正弦化和单位功率因数并网目标,介绍了调节器及滤波电路的参数设计方法,并采用自适应变步长电导增量法来解决光伏阵列输出的最大功率跟踪问题,最后对光伏并网逆变控制系统进行了仿真实验.实验证明了该控制策略的有效性,能较好地满足光伏阵列并网的基...
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| 关 键 词： | 三相光伏并网 前馈补偿 参数设计 最大功率跟踪 |
Research on the Inverter Feed-forward Control Technology of Photovoltaic Grid-connected System |
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| GUO Li-jie,ZHU Jia-hui.Research on the Inverter Feed-forward Control Technology of Photovoltaic Grid-connected System[J].Electric Drive,2011,41(11):51-53,64. |
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| Authors: | GUO Li-jie ZHU Jia-hui |
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| Affiliation: | 1.School of Electric Engineering,Beijing Jiaotong University,Beijing 100044,China; 2.China Electric Power Research Institute,Beijing 100192,China) |
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| Abstract: | Aiming at the circuit structure of photovoltaic grid-connected inverter system,in order to guarantee the sine grid-connected current and the unity power factor,PI-regulation and feed-forward compensation were adopted.The parameters calculating method of the regulator and the filter circuit were introduced and the auto-change step incremental conductance algorithm was presented to solve the problem of maximum output power of solar cells.Experimental results confirm these control strategies are effective and can meet the requirement of photovoltaic grid-connected inverter system well. |
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| Keywords: | three phase photovoltaic grid-connected system feed-forward compensation parameter design maximum power point tracking(MPPT) |
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