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Thermophysical properties and corrosivity of CaCl2-LiBr-LiNO3-KNO3/H2O working pair

  • Na LI Chunhuan LUO Qingquan SU
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  • 1. School of Energy and Environmental Engineering, University of Science and Technology Beijing, Beijing 100083, China
    2. Beijing Engineering Research Center for Energy Saving and Environmental Protection, University of Science and Technology Beijing,
    Beijing 100083, China

Received date: 2017-11-06

  Revised date: 2017-12-01

  Online published: 2018-08-15

Abstract

提出CaCl2?LiBr?LiNO3?KNO3(质量比16.2:2:2:1)/H2O新型工质对,测定了其结晶温度和饱和蒸汽压,并与LiBr/H2O进行比较,采用浸泡法测定了碳钢、316L不锈钢和紫铜在CaCl2?LiBr?LiNO3?KNO3/H2O中的腐蚀速率. 结果表明,CaCl2?LiBr? LiNO3?KNO3/H2O作为工质对用于太阳能单级吸收式制冷循环时,在相同制冷工况下,其太阳能集热温度比LiBr/H2O工质对降低6.2℃,316L不锈钢和紫铜的腐蚀性非常小,可满足实际工程应用要求.

Cite this article

Na LI Chunhuan LUO Qingquan SU . Thermophysical properties and corrosivity of CaCl2-LiBr-LiNO3-KNO3/H2O working pair[J]. The Chinese Journal of Process Engineering, 2018 , 18(4) : 764 -768 . DOI: 10.12034/j.issn.1009-606X.217382

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