MOHAMED, HudaElslam ;CAMDALI, Unal ;BIYIKOGLU, Atilla ;AKTAS, Metin . Enhancing the Performance of a Vapour Compression Refrigerator System Using R134a with a CuO/CeO2 Nano-refrigerant. Strojniški vestnik - Journal of Mechanical Engineering, [S.l.], v. 68, n.6, p. 395-410, june 2022. ISSN 0039-2480. Available at: <https://www.sv-jme.eu/sl/article/enhancing-the-performance-of-a-vapour-compression-refrigerator-system-using-r134a-with-a-cuoceo2-nano-refrigerant/>. Date accessed: 20 dec. 2024. doi:http://dx.doi.org/10.5545/sv-jme.2021.7454.
Mohamed, H., Camdali, U., Biyikoglu, A., & Aktas, M. (2022). Enhancing the Performance of a Vapour Compression Refrigerator System Using R134a with a CuO/CeO2 Nano-refrigerant. Strojniški vestnik - Journal of Mechanical Engineering, 68(6), 395-410. doi:http://dx.doi.org/10.5545/sv-jme.2021.7454
@article{sv-jmesv-jme.2021.7454,
author = {HudaElslam Mohamed and Unal Camdali and Atilla Biyikoglu and Metin Aktas},
title = {Enhancing the Performance of a Vapour Compression Refrigerator System Using R134a with a CuO/CeO2 Nano-refrigerant},
journal = {Strojniški vestnik - Journal of Mechanical Engineering},
volume = {68},
number = {6},
year = {2022},
keywords = {vapour compression refrigeration system; coefficient of performance (COP); nano-refrigerant; nanoparticles; },
abstract = {Most studies report that dispersing nanoparticles into refrigerants and lubricating oils leads to performance improvements in refrigeration systems, due to improvements in the thermal physics properties of a pure refrigerant, which leads to reduced energy consumption. Using nanoparticles in a refrigeration system is associated with many difficulties, such as the cost of preparing and obtaining a stable and homogeneous mixture with less agglomeration and sedimentation. Most current studies focus on the use of metals, metal oxides, and a hybrid of oxides as nanoparticles in refrigeration systems. In this research, nanoparticles were prepared in an inexpensive and easy way as a single oxide and as a mixture consisting of copper and cerium oxides. The results of nanoparticle preparation using X-ray diffraction and scanning electron microscopy prove that the particles of the samples were spherical in shape, with suitable average diameters ranging from 78.95 nm, 79.9 nm, 44.15 nm and 63.3 nm for copper oxide, cerium oxide, the first mixture, and the second mixture, respectively. Cerium oxide has not been used in a refrigeration system; this study preferred the implementation of a theoretical study using Ansys Fluent software to verify the possibility of improving the performance of the refrigeration system. The results confirmed that copper oxide enhanced the coefficient of performance of the refrigeration system by 25 %, and cerium oxide succeeded in improving the performance of the. system by a lesser value. The mixture containing a higher percentage of copper oxide yielded better results.},
issn = {0039-2480}, pages = {395-410}, doi = {10.5545/sv-jme.2021.7454},
url = {https://www.sv-jme.eu/sl/article/enhancing-the-performance-of-a-vapour-compression-refrigerator-system-using-r134a-with-a-cuoceo2-nano-refrigerant/}
}
Mohamed, H.,Camdali, U.,Biyikoglu, A.,Aktas, M. 2022 June 68. Enhancing the Performance of a Vapour Compression Refrigerator System Using R134a with a CuO/CeO2 Nano-refrigerant. Strojniški vestnik - Journal of Mechanical Engineering. [Online] 68:6
%A Mohamed, HudaElslam %A Camdali, Unal %A Biyikoglu, Atilla %A Aktas, Metin %D 2022 %T Enhancing the Performance of a Vapour Compression Refrigerator System Using R134a with a CuO/CeO2 Nano-refrigerant %B 2022 %9 vapour compression refrigeration system; coefficient of performance (COP); nano-refrigerant; nanoparticles; %! Enhancing the Performance of a Vapour Compression Refrigerator System Using R134a with a CuO/CeO2 Nano-refrigerant %K vapour compression refrigeration system; coefficient of performance (COP); nano-refrigerant; nanoparticles; %X Most studies report that dispersing nanoparticles into refrigerants and lubricating oils leads to performance improvements in refrigeration systems, due to improvements in the thermal physics properties of a pure refrigerant, which leads to reduced energy consumption. Using nanoparticles in a refrigeration system is associated with many difficulties, such as the cost of preparing and obtaining a stable and homogeneous mixture with less agglomeration and sedimentation. Most current studies focus on the use of metals, metal oxides, and a hybrid of oxides as nanoparticles in refrigeration systems. In this research, nanoparticles were prepared in an inexpensive and easy way as a single oxide and as a mixture consisting of copper and cerium oxides. The results of nanoparticle preparation using X-ray diffraction and scanning electron microscopy prove that the particles of the samples were spherical in shape, with suitable average diameters ranging from 78.95 nm, 79.9 nm, 44.15 nm and 63.3 nm for copper oxide, cerium oxide, the first mixture, and the second mixture, respectively. Cerium oxide has not been used in a refrigeration system; this study preferred the implementation of a theoretical study using Ansys Fluent software to verify the possibility of improving the performance of the refrigeration system. The results confirmed that copper oxide enhanced the coefficient of performance of the refrigeration system by 25 %, and cerium oxide succeeded in improving the performance of the. system by a lesser value. The mixture containing a higher percentage of copper oxide yielded better results. %U https://www.sv-jme.eu/sl/article/enhancing-the-performance-of-a-vapour-compression-refrigerator-system-using-r134a-with-a-cuoceo2-nano-refrigerant/ %0 Journal Article %R 10.5545/sv-jme.2021.7454 %& 395 %P 16 %J Strojniški vestnik - Journal of Mechanical Engineering %V 68 %N 6 %@ 0039-2480 %8 2022-06-10 %7 2022-06-10
Mohamed, HudaElslam, Unal Camdali, Atilla Biyikoglu, & Metin Aktas. "Enhancing the Performance of a Vapour Compression Refrigerator System Using R134a with a CuO/CeO2 Nano-refrigerant." Strojniški vestnik - Journal of Mechanical Engineering [Online], 68.6 (2022): 395-410. Web. 20 Dec. 2024
TY - JOUR AU - Mohamed, HudaElslam AU - Camdali, Unal AU - Biyikoglu, Atilla AU - Aktas, Metin PY - 2022 TI - Enhancing the Performance of a Vapour Compression Refrigerator System Using R134a with a CuO/CeO2 Nano-refrigerant JF - Strojniški vestnik - Journal of Mechanical Engineering DO - 10.5545/sv-jme.2021.7454 KW - vapour compression refrigeration system; coefficient of performance (COP); nano-refrigerant; nanoparticles; N2 - Most studies report that dispersing nanoparticles into refrigerants and lubricating oils leads to performance improvements in refrigeration systems, due to improvements in the thermal physics properties of a pure refrigerant, which leads to reduced energy consumption. Using nanoparticles in a refrigeration system is associated with many difficulties, such as the cost of preparing and obtaining a stable and homogeneous mixture with less agglomeration and sedimentation. Most current studies focus on the use of metals, metal oxides, and a hybrid of oxides as nanoparticles in refrigeration systems. In this research, nanoparticles were prepared in an inexpensive and easy way as a single oxide and as a mixture consisting of copper and cerium oxides. The results of nanoparticle preparation using X-ray diffraction and scanning electron microscopy prove that the particles of the samples were spherical in shape, with suitable average diameters ranging from 78.95 nm, 79.9 nm, 44.15 nm and 63.3 nm for copper oxide, cerium oxide, the first mixture, and the second mixture, respectively. Cerium oxide has not been used in a refrigeration system; this study preferred the implementation of a theoretical study using Ansys Fluent software to verify the possibility of improving the performance of the refrigeration system. The results confirmed that copper oxide enhanced the coefficient of performance of the refrigeration system by 25 %, and cerium oxide succeeded in improving the performance of the. system by a lesser value. The mixture containing a higher percentage of copper oxide yielded better results. UR - https://www.sv-jme.eu/sl/article/enhancing-the-performance-of-a-vapour-compression-refrigerator-system-using-r134a-with-a-cuoceo2-nano-refrigerant/
@article{{sv-jme}{sv-jme.2021.7454},
author = {Mohamed, H., Camdali, U., Biyikoglu, A., Aktas, M.},
title = {Enhancing the Performance of a Vapour Compression Refrigerator System Using R134a with a CuO/CeO2 Nano-refrigerant},
journal = {Strojniški vestnik - Journal of Mechanical Engineering},
volume = {68},
number = {6},
year = {2022},
doi = {10.5545/sv-jme.2021.7454},
url = {https://www.sv-jme.eu/sl/article/enhancing-the-performance-of-a-vapour-compression-refrigerator-system-using-r134a-with-a-cuoceo2-nano-refrigerant/}
}
TY - JOUR AU - Mohamed, HudaElslam AU - Camdali, Unal AU - Biyikoglu, Atilla AU - Aktas, Metin PY - 2022/06/10 TI - Enhancing the Performance of a Vapour Compression Refrigerator System Using R134a with a CuO/CeO2 Nano-refrigerant JF - Strojniški vestnik - Journal of Mechanical Engineering; Vol 68, No 6 (2022): Strojniški vestnik - Journal of Mechanical Engineering DO - 10.5545/sv-jme.2021.7454 KW - vapour compression refrigeration system, coefficient of performance (COP), nano-refrigerant, nanoparticles, N2 - Most studies report that dispersing nanoparticles into refrigerants and lubricating oils leads to performance improvements in refrigeration systems, due to improvements in the thermal physics properties of a pure refrigerant, which leads to reduced energy consumption. Using nanoparticles in a refrigeration system is associated with many difficulties, such as the cost of preparing and obtaining a stable and homogeneous mixture with less agglomeration and sedimentation. Most current studies focus on the use of metals, metal oxides, and a hybrid of oxides as nanoparticles in refrigeration systems. In this research, nanoparticles were prepared in an inexpensive and easy way as a single oxide and as a mixture consisting of copper and cerium oxides. The results of nanoparticle preparation using X-ray diffraction and scanning electron microscopy prove that the particles of the samples were spherical in shape, with suitable average diameters ranging from 78.95 nm, 79.9 nm, 44.15 nm and 63.3 nm for copper oxide, cerium oxide, the first mixture, and the second mixture, respectively. Cerium oxide has not been used in a refrigeration system; this study preferred the implementation of a theoretical study using Ansys Fluent software to verify the possibility of improving the performance of the refrigeration system. The results confirmed that copper oxide enhanced the coefficient of performance of the refrigeration system by 25 %, and cerium oxide succeeded in improving the performance of the. system by a lesser value. The mixture containing a higher percentage of copper oxide yielded better results. UR - https://www.sv-jme.eu/sl/article/enhancing-the-performance-of-a-vapour-compression-refrigerator-system-using-r134a-with-a-cuoceo2-nano-refrigerant/
Mohamed, HudaElslam, Camdali, Unal, Biyikoglu, Atilla, AND Aktas, Metin. "Enhancing the Performance of a Vapour Compression Refrigerator System Using R134a with a CuO/CeO2 Nano-refrigerant" Strojniški vestnik - Journal of Mechanical Engineering [Online], Volume 68 Number 6 (10 June 2022)
Strojniški vestnik - Journal of Mechanical Engineering 68(2022)6, 395-410
© The Authors 2022. CC BY 4.0 Int.
Most studies report that dispersing nanoparticles into refrigerants and lubricating oils leads to performance improvements in refrigeration systems, due to improvements in the thermal physics properties of a pure refrigerant, which leads to reduced energy consumption. Using nanoparticles in a refrigeration system is associated with many difficulties, such as the cost of preparing and obtaining a stable and homogeneous mixture with less agglomeration and sedimentation. Most current studies focus on the use of metals, metal oxides, and a hybrid of oxides as nanoparticles in refrigeration systems. In this research, nanoparticles were prepared in an inexpensive and easy way as a single oxide and as a mixture consisting of copper and cerium oxides. The results of nanoparticle preparation using X-ray diffraction and scanning electron microscopy prove that the particles of the samples were spherical in shape, with suitable average diameters ranging from 78.95 nm, 79.9 nm, 44.15 nm and 63.3 nm for copper oxide, cerium oxide, the first mixture, and the second mixture, respectively. Cerium oxide has not been used in a refrigeration system; this study preferred the implementation of a theoretical study using Ansys Fluent software to verify the possibility of improving the performance of the refrigeration system. The results confirmed that copper oxide enhanced the coefficient of performance of the refrigeration system by 25 %, and cerium oxide succeeded in improving the performance of the. system by a lesser value. The mixture containing a higher percentage of copper oxide yielded better results.