新型有机朗肯循环工质R245fa/R152a PVTx性质实验研究  

Experimental Study of PVTx Properties for R245fa/R152a as New Working Fluid of Organic Rankine Cycle

作　　者：葛寅飞 祁影霞[1,2] 张凡 黎业燊 GE Yin-Fei;QI Ying-Xia;ZHANG Fan;LI Ye-Shen(School of Energy and Power Engineering,University of Shanghai for Science and Technology,Shanghai 200093,China;Key Laboratory of Multiphase Flow and Heat Transfer in Shanghai Power Engineering,Shanghai 200093,China)

机构地区：[1]上海理工大学能源与动力工程学院,上海200093 [2]上海市动力工程多相流动与传热重点实验室,上海200093

出　　处：《工程热物理学报》2021年第11期2764-2770,共7页Journal of Engineering Thermophysics

基　　金：上海市动力工程多相流动与传热重点实验室项目(No.13DZ2260900)。

摘　　要：本文采用了基于Burnett法原理的流体高精度PVT实验台,利用等温膨胀法在305.20∼340.05 K的温度范围内测量R245fa和R152a的混合物的PVTx特性,测定了R245fa质量分数为60%∼75%四种不同配比混合工质的PVTx性质,并拟合出相应温度和压力下的密度和气相维里方程,为新型有机朗肯循环工质的研究提供了详细数据。In this paper,a high precision PVT experimental bench is used based on the principle of Burnett method and the method of isothermal expansion is used in temperature range of 305.20 K to 340.05 K to measurethe PVTx properties of R245fa and R152a mixture and the properties of the mixture when the R245fa mass fraction is rang in 60%∼75%.This article fits out the density and the gas virial equation of the mixture under the corresponding temperature and pressure.It provides detailed data for the research of new type of organic Rankine cycle working fluid.

关 键 词：R245fa/R152a PVTX Burnett法 维里方程 

分 类 号：TB612[一般工业技术—制冷工程]