Abstract
After restriction of European Union on using high-GWP refrigerants, the investigations have been directed to utilize low-GWP refrigerants in available systems to determine the suitability of their operating conditions. In this study, energy and exergy parameters were investigated as a result of using R1234yf in a refrigeration system originally constructed to operate with R134a. The experimental work was conducted at two different ambient temperatures of 20 and 40 °C, while the evaporation temperature was 0 °C. The temperature, pressure, electrical power consumption, and mass flow measurements in the system revealed cooling capacity, COP, and exergetic efficiency for both R134a and R1234yf refrigerants.
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Acknowledgments
The authors are indebted to Scientific Research Projects Coordination Unit of Dicle University for the financial support under research project no. MÜHENDİSLİK 15-004.
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Oruç, V., Devecioğlu, A.G. (2018). Thermodynamic Analysis of a Refrigeration System Operating with R1234yf Refrigerant. In: Nižetić, S., Papadopoulos, A. (eds) The Role of Exergy in Energy and the Environment. Green Energy and Technology. Springer, Cham. https://doi.org/10.1007/978-3-319-89845-2_9
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DOI: https://doi.org/10.1007/978-3-319-89845-2_9
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