| 大功率三相光伏并网逆变器散热系统设计 |
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| 引用本文： | 郜克存,戴瑜兴,张海伟.大功率三相光伏并网逆变器散热系统设计[J].哈尔滨理工大学学报,2012,17(2):27-30. |
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| 作者姓名： | 郜克存 戴瑜兴 张海伟 |
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| 作者单位： | 1. 湖南大学电气与信息工程学院,湖南长沙,410082
2. 中国人民解放军第五七一五厂,河南洛阳,471000 |
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| 基金项目： | 国家科技重大专项，住房和城乡建设部科技项目 |
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| 摘 要： | 针对大功率三相光伏并网逆变器散热设计难题,研究了一种准确且实用的IGBT模块损耗计算方法,并给出了散热器热阻的实用计算公式.在此基础上设计了一套采用强迫风冷的散热系统,实验证明模块外壳温度的计算结果与实际结果相差只有5℃,说明了该设计方法的合理及实用性.
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| 关 键 词： | 三相光伏并网逆变器 热阻 散热系统 |
Heat Dissipation Design of Three Phase PV Grid-connected Inverters |
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| GAO Ke-cun
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DAI Yu-xing
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ZHANG Hai-wei.Heat Dissipation Design of Three Phase PV Grid-connected Inverters[J].Journal of Harbin University of Science and Technology,2012,17(2):27-30. |
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| Authors: | GAO Ke-cun DAI Yu-xing ZHANG Hai-wei |
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| Affiliation: | 1.College of Electrical and Information Engineering,Hunan University,Changsha 410082,China; 2.5715 Factory of Chinese People’s Liberation Army,Luoyang 471000,China) |
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| Abstract: | A practical method to design the heat dissipation system of the three phase photovoltaic Grid-connected inverter was presented.the switching losses of the IGBT module used in the inverter were calculated.A practical formula to calculate the heat resistance of heat dissipation system was given.A heat dissipation system for the inverter using forced-air-cool was designed.The calculated results and the experiment results verify the validity and practicability of the presented design method. |
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| Keywords: | three phase photovoltaic grid-connected inverter heat resistance heat dissipation system |
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