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Development of Automotive Air-Conditioning System Test Rig for Hybrid Electric Vehicles
Journal of Physics: Conference Series Pub Date : 2021-09-02 , DOI: 10.1088/1742-6596/2000/1/012006
A H Hamisa 1, 2 , W H Azmi 1, 3 , T M Yusof 1 , M Z Sharif 1 , A A Dahlan 4
Affiliation  

Introducing nanoparticles in liquid-based mixtures began to gain attention in various industries. This is supported by previous studies to improve the performance and provide energy saving for the system. Among its uses is in the VCRS and automotive air conditioning (AAC) system. The lubricant used in this system has the potential to have a good effect on the performance. Before testing the nanolubricant enhancement performance, an automotive air conditioning (AAC) system test rig based on hybrid electric vehicles (HEV) AC system has to be developed; therefore, this paper presented the development process of AAC test rig specific for the HEV. In order to analyze the performance, 11 thermocouples, a digital pressure gauge with data logger, and AC/DC power clamp were assembled and used. After that, the experiment was conducted with five different initial refrigerant charges and three different compressor speeds. This method was applied to both pure POE lubricant and SiO2/POE nanolubricant. Then, the heat absorbs, compressor work, and coefficient of performance (COP) were evaluated. The highest average COP for SiO2/POE nanolubricant was achieved at a 40 % duty cycle (2520 RPM) speed with a value of 2.84. The highest enhancement of the COP is 25.1% at 60% duty cycle (3180 RPM) speed with 160 grams of initial refrigerant charged an average enhancement of the COP is 13.16%.



中文翻译:

混合动力汽车空调系统试验台的研制

在基于液体的混合物中引入纳米颗粒开始受到各个行业的关注。这得到了先前研究的支持,以提高性能并为系统提供节能。其用途包括 VCRS 和汽车空调 (AAC) 系统。该系统中使用的润滑剂有可能对性能产生良好的影响。在测试纳米润滑剂增强性能之前,必须开发基于混合动力汽车(HEV)交流系统的汽车空调(AAC)系统测试台;因此,本文介绍了 HEV 专用 AAC 测试台的开发过程。为了分析性能,组装并使用了 11 个热电偶、带数据记录器的数字压力计和 AC/DC 电源钳。在那之后,该实验使用五种不同的初始制冷剂充注量和三种不同的压缩机速度进行。该方法适用于纯 POE 润滑剂和 SiO2 /POE纳米润滑剂。然后,对吸热、压缩机功和性能系数 (COP) 进行了评估。SiO 2 /POE 纳米润滑剂的最高平均 COP在 40% 占空比 (2520 RPM) 速度下实现,值为 2.84。在 60% 占空比 (3180 RPM) 速度下,COP 的最高提高为 25.1%,填充 160 克初始制冷剂,COP 的平均提高为 13.16%。

更新日期:2021-09-02
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