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Performance evaluation of novel solar-powered domestic air cooler with Peltier modules
Journal of Mechanical Science and Technology ( IF 1.5 ) Pub Date : 2020-11-18 , DOI: 10.1007/s12206-020-1036-0
Zafar Abbas , A. N. Shah , M. Tahir Hassan , M. Sarfraz Ali , Qamar ud Din , Bilal Naseem , Ammar Asghar , Ali Haider

Shifting of air conditioning and ventilation plants from conventional to renewable energy systems is one of the effective ways to save energy and attain sustainability. In this experimental study, an effort has been made to design, fabricate, and evaluate the cooling performance of a solar-powered domestic air cooler with Peltier plates to meet the comfort criteria as per ASHRAE standards. It also investigates the effect of Peltier modules on the performance of conventional room air cooler. The experiments were conducted in a 12×12 room with one, two, three, and four Peltier modules operating at various ambient temperatures. The experiments were repeated three times at specified conditions. Peltier effect was used to decrease water temperature, and subsequently cooled water was used to decrease the temperature of the air after coming in contact with this water. The cooled air was then used to create a comfort zone. The results indicated a decrease in temperature of the experimental zone by 5 %, 13 %, 19 %, and 23 % using one, two, three, and four Peltier modules respectively. The increase in relative humidity was recorded as 5 % at 27 °C temperature of the experimental zone. The results of energy analysis showed a substantial amount of energy savings in this study and suggest that more than 200 MW energy can be saved by replacing conventional electric air coolers all over the country with proposed Peltier based domestic solar powered air cooler.



中文翻译:

带有珀尔帖模块的新型太阳能家用空气冷却器的性能评估

将空调和通风设备从常规能源系统转移到可再生能源系统是节省能源和实现可持续性的有效方法之一。在此实验研究中,已努力设计,制造和评估带有珀尔帖板的太阳能家用空气冷却器的冷却性能,以符合ASHRAE标准的舒适性标准。它还研究了Peltier模块对常规室内空气冷却器性能的影响。实验是在一个12×12的房间中进行的,其中有一个,两个,三个和四个Peltier模块在不同的环境温度下运行。在指定条件下将实验重复3次。帕尔贴效应用于降低水温,然后,与水接触后,使用冷却水降低空气温度。然后将冷却的空气用于产生舒适区。结果表明,分别使用一个,两个,三个和四个珀尔帖模块,实验区域的温度降低了5%,13%,19%和23%。在实验区的27°C温度下,相对湿度的增加记录为5%。能源分析的结果表明,在这项研究中节省了大量能源,并表明,用提议的基于Peltier的家用太阳能空气冷却器代替全国各地的传统电动空气冷却器,可以节省200兆瓦以上的能源。结果表明,分别使用一个,两个,三个和四个珀尔帖模块,实验区域的温度降低了5%,13%,19%和23%。在实验区的27°C温度下,相对湿度的增加记录为5%。能源分析的结果表明,在这项研究中节省了大量能源,并表明,用提议的基于Peltier的家用太阳能空气冷却器代替全国各地的传统电动空气冷却器,可以节省200兆瓦以上的能源。结果表明,分别使用一个,两个,三个和四个珀尔帖模块,实验区域的温度降低了5%,13%,19%和23%。在实验区的27°C温度下,相对湿度的增加记录为5%。能源分析的结果表明,在这项研究中节省了大量能源,并表明,用提议的基于Peltier的家用太阳能空气冷却器代替全国各地的传统电动空气冷却器,可以节省200兆瓦以上的能源。

更新日期:2020-11-18
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