| 基于TMS320F28027的单相光伏并网系统设计 |
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| 引用本文： | 陈立功.基于TMS320F28027的单相光伏并网系统设计[J].西华大学学报(自然科学版),2011,30(2):47-49. |
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| 作者姓名： | 陈立功 |
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| 作者单位： | 西华大学电气信息学院,四川成都,610039 |
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| 基金项目： | 西华大学智能电气设备基金资助项目 |
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| 摘 要： | 根据光伏并网发电系统的特点,设计了一套基于数字信号处理器TMS320F28027控制的单相光伏并网逆变器,分析了系统的结构和控制原理,并对系统的逆变输出和DSP输出SPWM波形进行测试。实验结果表明,并网电流波形良好,逆变器输出的电流基本与电网电压同频同相,并网的功率因数近似为1。
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| 关 键 词： | 光伏并网 TMS320F28027 逆变器 |
The Design of a Single-phase Grid-connected PV System Based on TMS320F28027 |
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| CHEN Li-gong.The Design of a Single-phase Grid-connected PV System Based on TMS320F28027[J].Journal of Xihua University:Natural Science Edition,2011,30(2):47-49. |
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| Authors: | CHEN Li-gong |
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| Affiliation: | CHEN Li-gong (School of Electrical and Information Engineering,Xihua University,Chengdu 610039 China) |
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| Abstract: | According to the characteristics of grid-connected photovoltaic system,the paper presents the design of a photovoltaic grid-connected inverter based on the digital signal processor TMS320F28027,and analyzes the formation and control principle of the system.The output waveforms of inverter and DSP output waveform are tested.The experimental results show the grid-connected current wave meets the need.The wave of grid-connected current has the same frequency and phase as the utility voltage.The grid-connected power factor approaches 1. |
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| Keywords: | grid-connected photovoltaic TMS320F28027 inverter |
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