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A lightweight triangular building integrated photovoltaic module
Applied Energy ( IF 11.2 ) Pub Date : 2020-09-14 , DOI: 10.1016/j.apenergy.2020.115816
Y.B. Assoa , D. Levrard

This work presents the design and the performance evaluation of a novel building integrated photovoltaic module suitable for building with complex envelopes shape, especially geodesic domes. Experimental and numerical studies were realized in order to validate the system installation procedure and integration configurations. An experimental analysis of the thermal behavior and the electrical production of a south–oriented triangular photovoltaic module stuck on a polymer textile was performed in cold season considering four slopes between 0° and 90° in order to represent the dome facets main tilts. The results permitted to evaluate the consistency of the assembly process defined. Moreover, the system electrical efficiency was between 6.5% and 8.5% with an array yield up to 8.8 Wh/Wp. With a PV module heating lower than 50 °C, all slopes considered gave satisfactory thermal and electrical results. Finally, a thermal and electrical numerical model of the system developed and validated experimentally permitted to confirm tests observations. A calculated monthly mean module temperature lower than 22 °C, a monthly array energy yield up to 54.8 Wh/Wp and an annual cumulative energy production up to 5.9 kWh highlighted that slopes between 30° and 60° represents good compromise. As further studies, different weather conditions, orientations and aspects will be considered using the numerical model for the system configuration optimization.



中文翻译:

轻型三角建筑集成光伏模块

这项工作介绍了一种新型建筑集成光伏模块的设计和性能评估,该模块适用于具有复杂信封形状(尤其是测地圆顶)的建筑。为了验证系统安装过程和集成配置,进行了实验和数值研究。在寒冷季节,考虑了0°和90°之间的四个斜率,对附着在聚合物织物上的南向三角形光伏组件的热行为和电气生产进行了实验分析,以表示圆顶面的主要倾斜。结果允许评估定义的组装过程的一致性。此外,系统电效率在6.5%至8.5%之间,阵列产量高达8.8 Wh / Wp。如果光伏模块的温度低于50°C,所考虑的所有斜率都给出了令人满意的热和电结果。最后,开发并验证了系统的热电数字模型,并通过实验验证了测试结果。计算出的每月平均模块温度低于22°C,每月的阵列能源产量高达54.8 Wh / Wp,年度的累计能源产量高达5.9 kWh,这突出表明,在30°和60°之间的斜率是一个很好的折衷方案。作为进一步的研究,将使用数值模型来考虑不同的天气条件,方向和方面,以优化系统配置。计算出的每月平均模块温度低于22°C,每月的阵列能源产量高达54.8 Wh / Wp,年度的累计能源产量高达5.9 kWh,这突出表明,在30°和60°之间的斜率是一个很好的折衷方案。作为进一步的研究,将使用数值模型来考虑不同的天气条件,方向和方面,以优化系统配置。计算出的每月平均模块温度低于22°C,每月的阵列能源产量高达54.8 Wh / Wp,年度的累计能源产量高达5.9 kWh,这突出表明,在30°和60°之间的斜率是一个很好的折衷方案。作为进一步的研究,将使用数值模型来考虑不同的天气条件,方向和方面,以进行系统配置优化。

更新日期:2020-09-14
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