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Numerical and experimental evaluation of nanofluids based photovoltaic/thermal systems in Oman: Using silicone-carbide nanoparticles with water-ethylene glycol mixture
Case Studies in Thermal Engineering ( IF 6.8 ) Pub Date : 2021-04-15 , DOI: 10.1016/j.csite.2021.101009
Hussein A. Kazem , Ali H.A. Al-Waeli , Miqdam T. Chaichan , Kamaruzzaman Sopian

Photovoltaic/thermal (PV/T) systems used to produce electricity and heat concurrently. The production and efficiencies of these systems were specified by the materials, design, and weather data of the location. In this study, a 100-Watt Web-configuration PV/T systems designed, tested, and evaluated in Sohar, Oman. Two identical Web configuration PV/T systems designed, installed, and compared with a conventional PV system. A water-based and a Silicon Carbide SiC nanofluid used in the PV/T systems tested to evaluate the enhancement of the PV/T production in term of electrical and thermal parameters. It is found that the PV electrical power increase from 55.2 W, to 63.16 W and 72.28 W for water-based and nanofluid based PV/T, respectively. Also, the temperature cell reduced (3.92% and 15.26%), electrical efficiency increased (8.51% and 20.21%), and thermal efficiency increased (29.0% and 43.3%) for water-based and nanofluid based PV/T, respectively. Based on the evaluation of the numerical and experimental results, it is concluded that the nanofluid enhances electrical and thermal behaviours and suitable for Oman weather.



中文翻译:

阿曼基于纳米流体的光伏/热系统的数值和实验评估:将碳化硅纳米颗粒与水-乙二醇混合物一起使用

光伏/热能(PV / T)系统,用于同时产生电能和热量。这些系统的生产和效率由该地点的材料,设计和天气数据指定。在这项研究中,在阿曼苏哈尔设计,测试和评估了100瓦Web配置的PV / T系统。设计,安装了两个相同的Web配置PV / T系统,并与常规PV系统进行了比较。对PV / T系统中使用的水基和碳化硅SiC纳米流体进行了测试,以评估电和热参数方面PV / T产量的提高。发现基于水和基于纳米流体的PV / T的PV电功率分别从55.2 W增加到63.16 W和72.28W。同样,温度传感器降低了(3.92%和15.26%),电效率提高了(8.51%和20.21%),水基和纳米流体基PV / T的热效率分别提高了(29.0%和43.3%)。根据数值和实验结果的评估,得出的结论是,纳米流体增强了电学和热学行为,并且适合阿曼天气。

更新日期:2021-04-29
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