| 扰动观察法能量损耗研究 |
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| 引用本文： | 陈欢,张兴,谭理华.扰动观察法能量损耗研究[J].电力电子技术,2010,44(4). |
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| 作者姓名： | 陈欢 张兴 谭理华 |
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| 作者单位： | 合肥工业大学,安徽,合肥,230009 |
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| 摘 要： | 光伏并网发电系统中,最大功率点跟踪对于提高光伏系统的效率至关重要。详细分析了扰动观察法的振荡、跟踪过程中和误判的能量损耗,并提出一种改进的扰动观察法。仿真和实验证明新方法能很好地解决振荡、跟踪精度和跟踪速度问题。
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| 关 键 词： | 扰动观察法 振荡 误判 能量损耗 |
The Energy Loss of Perturb and Observe Method |
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| Abstract: | Increasing efficiency is the most critical issues for photovoltaic systems.The oscillations, tracking energy loss and a misjudgement energy loss of perturb and observe(P&O) method are analyzed.Then an improved P&O method is proposed,which can solve the oscillations,tracking accuracy and tracking speed problems. |
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| Keywords: | perturb and observe method oscillations misjudgement energy loss |
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