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ISSN 0254-0096 CN 11-2082/K

太阳能学报 ›› 2022, Vol. 43 ›› Issue (2): 176-181.DOI: 10.19912/j.0254-0096.tynxb.2020-0106

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冬季覆冰对光伏组件输出特性影响的实验研究

岳家辉1, 张新燕1,2, 周鹏1, 王衡3, 高亮3   

  1. 1.新疆大学电气工程学院,乌鲁木齐 830047;
    2.可再生能源发电与并网技术教育部工程研究中心,乌鲁木齐 830047;
    3.国网新疆电力有限公司,乌鲁木齐 830063
  • 收稿日期:2020-02-09 出版日期:2022-02-28 发布日期:2022-08-28
  • 通讯作者: 张新燕(1964—),女,博士、教授、博士生导师,主要从事新能源并网技术方面的研究。xjcxzxy@126.com
  • 基金资助:
    国家自然科学基金(51667018)

EXPERIMENTAL STUDY ON OUTPUT CHARACTERISTICS OF ICED PHOTOVOLTAIC MODULES IN WINTER

Yue Jiahui1, Zhang Xinyan1,2, Zhou Peng1, Wang Heng3, Gao Liang3   

  1. 1. School of Electrical Engineering, Xingjiang University, Urumqi 830047, China;
    2. Engineering Research of Education Ministry for Renewable Energy Power Generation and Grid Technology, Urumqi 830047, China;
    3. State Grid Xinjiang Electric Power Company, Urumqi 830063, China
  • Received:2020-02-09 Online:2022-02-28 Published:2022-08-28

摘要: 针对光伏组件冬季覆冰而导致其输出特性受到影响的问题,通过搭建单相闭环光伏发电实验平台,并基于12月份乌鲁木齐冬季室外环境,研究覆冰面积、覆冰厚度及覆冰倾角的改变对光伏组件输出功率及功率损耗率的影响规律。实验结果表明,当覆冰面积逐渐增加,光伏组件输出功率下降愈来愈迅速,填充因子增大,功率损耗率升高;随着覆冰厚度的逐步增大,光伏组件输出功率变化趋势先平稳后降低,相应的损耗率开始升高;而覆冰倾角的增加会一定程度改善因覆冰所造成的光线折反射与遮拦效应问题。

关键词: 光伏组件, 覆冰, 输出功率, 功率损耗

Abstract: In order to solve the problem that the output characteristics of photovoltaic modules are affected by ice coating in winter, a single-phase closed-loop photovoltaic power generation experimental platform is built. And based on the outdoor environment in Urumqi in December, the influence of the change of ice coverage area, ice thickness and ice inclination angle on the output power and power loss rate of photovoltaic modules is analyzed. The experimental results show that the output power of photovoltaic modules decreases rapidly with the increase of ice cover area, and the power loss rate increases with the increase of filling factor; with the increase of ice cover thickness, the change trend of output power is first stable and then continues to decrease, and the corresponding loss rate begins to increase; the increase of ice cover angle will improve the light refraction and shielding effect caused by ice cover to a certain extent.

Key words: photovoltaic modules, icing, output power, power loss

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