R1234ze(E)在冷藏车余热驱动型TORC-制冷循环系统运行性能分析  

Thermodynamical analysis of the refrigeration system combined with TORC driven by engine exhaust heat from refrigerated vehicles using R1234ze(E)as working fluids

作　　者：赵盼盼 何家才 周到 张欢 黄静 吴俊峰 Zhao Panpan;He Jiacai;Zhou Dao;Zhang Huan;Huang Jing;Wu Junfeng(Hefei General Environmental Control Technology Co.,Ltd.;Zhejiang Xingxing Refrigeration Co.,Ltd.)

机构地区：[1]合肥通用环境控制技术有限公司 [2]浙江星星冷链集成股份有限公司

出　　处：《制冷与空调》2020年第9期79-84,89,共7页Refrigeration and Air-Conditioning

摘　　要：建立了冷藏车余热驱动型跨临界有机朗肯-制冷循环系统热力学计算模型,研究了R1234ze(E)在该循环系统中运行性能,系统地分析了冷凝温度为40℃、50℃、60℃时系统运行性能参数,得到冷凝温度为40℃时,对应发动机尾气温度约为140℃时,系统拥有最高的膨胀机做功量10.20 kW;对应发动机尾气温度约为165℃,系统拥有最优的TORC系统热效率9.49%和最大的TORC-制冷循环系统制冷量18.36kW以及最佳的热效率值19.12%。A mathematical model of the transcritical organic rankine cycle-refrigeration system driven by engine exhaust of refrigerator vehicle was established.The working performance of R1234 ze(E)in this thermodynamic system under different condensing temperature of 40℃,50℃or 60℃was studied.The result shows that the system runs best with a condensing temperature 40℃,while the engine exhaust temperature is 140℃,the system has a biggest expander output,being 10.20 kW;while the engine exhaust temperature is 165℃,a highest thermal efficiency of the transcritical organic cycle,being9.49%;an optimum refrigerating capacity,being 18.36 kW and a maximum value of the thermal efficiency of the whole system,being 19.12%.

关 键 词：冷藏车 发动机 有机朗肯循环 R1234ze(E) 

分 类 号：TB6[一般工业技术—制冷工程]