Experimental and Simulation Study on R134a/RE170/R152a Mixture As R134a Replacement in a Moderately-High Temperature Heat Pump

Dahan Sun,Cong Wang,Zekuan Liu,Jiang Qin,Zhongyan Liu

APPLIED THERMAL ENGINEERING（2024）

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摘要

•A new mixed refrigerant that can replace R134a is proposed(RDR-a).•The GWP of RDR-a is 61.79% lower than that of R134a.•The COP of RDR-a is higher than that of R134a.•The system heating capacity of RDR-a is higher than that of R134a.•The optimal charge amount of RDR-a is only 80.95% of R134a.

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关键词

New mixed refrigerant,Coefficient of performance,R134a,Heat pump,Energy efficiency

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