Drop-in Performance Analysis and Effect of IHX for an Automotive Air Conditioning System with R1234yf as a Replacement of R134a

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DIREK, Mehmet ;KELESOGLU, Alper ;AKIN, Ahmet .
Drop-in Performance Analysis and Effect of IHX for an Automotive Air Conditioning System with R1234yf as a Replacement of R134a. 
Strojniški vestnik - Journal of Mechanical Engineering, [S.l.], v. 63, n.5, p. 314-319, june 2018. 
ISSN 0039-2480.
Available at: <https://www.sv-jme.eu/article/drop-in-performance-analysis-and-effect-of-ihx-for-an-automotive-air-conditioning-system-with-r1234yf-as-a-replacement-of-r134a/>. Date accessed: 06 jun. 2020. 
doi:http://dx.doi.org/10.5545/sv-jme.2016.4247.
Direk, M., Kelesoglu, A., & Akin, A.
(2017).
Drop-in Performance Analysis and Effect of IHX for an Automotive Air Conditioning System with R1234yf as a Replacement of R134a.
Strojniški vestnik - Journal of Mechanical Engineering, 63(5), 314-319.
doi:http://dx.doi.org/10.5545/sv-jme.2016.4247
@article{sv-jmesv-jme.2016.4247,
	author = {Mehmet  Direk and Alper  Kelesoglu and Ahmet  Akin},
	title = {Drop-in Performance Analysis and Effect of IHX for an Automotive Air Conditioning System with R1234yf as a Replacement of R134a},
	journal = {Strojniški vestnik - Journal of Mechanical Engineering},
	volume = {63},
	number = {5},
	year = {2017},
	keywords = {R134a; R1234yf; automotive air conditioning; internal heat exchanger},
	abstract = {This paper presents the experimental comparative performance analysis of an automotive air conditioning (AAC) system using R1234yf and R134a. For this purpose, an AAC experiment setup used for R134a was built to obtain the drop-in performance of a new refrigerant R1234yf. Among the low global warming potential (GWP) refrigerants, R1234yf was particularly chosen due to its similar thermo-physical properties with R134a. However, the system with R1234yf could not perform as efficiently as R134a can. Therefore, an internal heat exchanger (IHX) was employed to enhance the performance of the R1234yf system. After that, the performances of R1234yf and R134a were compared under various compressor speeds and air stream temperatures. The results showed that the cooling capacity and COP of the system with R1234yf were 17.1 % and 12.4 %, respectively, lower compared to the one with R134a. However, when the IHX was introduced into the system with R1234yf, the cooling capacity and COP values were significantly enhanced by 7.9 % and 4.1 %, respectively.},
	issn = {0039-2480},	pages = {314-319},	doi = {10.5545/sv-jme.2016.4247},
	url = {https://www.sv-jme.eu/article/drop-in-performance-analysis-and-effect-of-ihx-for-an-automotive-air-conditioning-system-with-r1234yf-as-a-replacement-of-r134a/}
}
Direk, M.,Kelesoglu, A.,Akin, A.
2017 June 63. Drop-in Performance Analysis and Effect of IHX for an Automotive Air Conditioning System with R1234yf as a Replacement of R134a. Strojniški vestnik - Journal of Mechanical Engineering. [Online] 63:5
%A Direk, Mehmet 
%A Kelesoglu, Alper 
%A Akin, Ahmet 
%D 2017
%T Drop-in Performance Analysis and Effect of IHX for an Automotive Air Conditioning System with R1234yf as a Replacement of R134a
%B 2017
%9 R134a; R1234yf; automotive air conditioning; internal heat exchanger
%! Drop-in Performance Analysis and Effect of IHX for an Automotive Air Conditioning System with R1234yf as a Replacement of R134a
%K R134a; R1234yf; automotive air conditioning; internal heat exchanger
%X This paper presents the experimental comparative performance analysis of an automotive air conditioning (AAC) system using R1234yf and R134a. For this purpose, an AAC experiment setup used for R134a was built to obtain the drop-in performance of a new refrigerant R1234yf. Among the low global warming potential (GWP) refrigerants, R1234yf was particularly chosen due to its similar thermo-physical properties with R134a. However, the system with R1234yf could not perform as efficiently as R134a can. Therefore, an internal heat exchanger (IHX) was employed to enhance the performance of the R1234yf system. After that, the performances of R1234yf and R134a were compared under various compressor speeds and air stream temperatures. The results showed that the cooling capacity and COP of the system with R1234yf were 17.1 % and 12.4 %, respectively, lower compared to the one with R134a. However, when the IHX was introduced into the system with R1234yf, the cooling capacity and COP values were significantly enhanced by 7.9 % and 4.1 %, respectively.
%U https://www.sv-jme.eu/article/drop-in-performance-analysis-and-effect-of-ihx-for-an-automotive-air-conditioning-system-with-r1234yf-as-a-replacement-of-r134a/
%0 Journal Article
%R 10.5545/sv-jme.2016.4247
%& 314
%P 6
%J Strojniški vestnik - Journal of Mechanical Engineering
%V 63
%N 5
%@ 0039-2480
%8 2018-06-27
%7 2018-06-27
Direk, Mehmet, Alper  Kelesoglu, & Ahmet  Akin.
"Drop-in Performance Analysis and Effect of IHX for an Automotive Air Conditioning System with R1234yf as a Replacement of R134a." Strojniški vestnik - Journal of Mechanical Engineering [Online], 63.5 (2017): 314-319. Web.  06 Jun. 2020
TY  - JOUR
AU  - Direk, Mehmet 
AU  - Kelesoglu, Alper 
AU  - Akin, Ahmet 
PY  - 2017
TI  - Drop-in Performance Analysis and Effect of IHX for an Automotive Air Conditioning System with R1234yf as a Replacement of R134a
JF  - Strojniški vestnik - Journal of Mechanical Engineering
DO  - 10.5545/sv-jme.2016.4247
KW  - R134a; R1234yf; automotive air conditioning; internal heat exchanger
N2  - This paper presents the experimental comparative performance analysis of an automotive air conditioning (AAC) system using R1234yf and R134a. For this purpose, an AAC experiment setup used for R134a was built to obtain the drop-in performance of a new refrigerant R1234yf. Among the low global warming potential (GWP) refrigerants, R1234yf was particularly chosen due to its similar thermo-physical properties with R134a. However, the system with R1234yf could not perform as efficiently as R134a can. Therefore, an internal heat exchanger (IHX) was employed to enhance the performance of the R1234yf system. After that, the performances of R1234yf and R134a were compared under various compressor speeds and air stream temperatures. The results showed that the cooling capacity and COP of the system with R1234yf were 17.1 % and 12.4 %, respectively, lower compared to the one with R134a. However, when the IHX was introduced into the system with R1234yf, the cooling capacity and COP values were significantly enhanced by 7.9 % and 4.1 %, respectively.
UR  - https://www.sv-jme.eu/article/drop-in-performance-analysis-and-effect-of-ihx-for-an-automotive-air-conditioning-system-with-r1234yf-as-a-replacement-of-r134a/
@article{{sv-jme}{sv-jme.2016.4247},
	author = {Direk, M., Kelesoglu, A., Akin, A.},
	title = {Drop-in Performance Analysis and Effect of IHX for an Automotive Air Conditioning System with R1234yf as a Replacement of R134a},
	journal = {Strojniški vestnik - Journal of Mechanical Engineering},
	volume = {63},
	number = {5},
	year = {2017},
	doi = {10.5545/sv-jme.2016.4247},
	url = {https://www.sv-jme.eu/article/drop-in-performance-analysis-and-effect-of-ihx-for-an-automotive-air-conditioning-system-with-r1234yf-as-a-replacement-of-r134a/}
}
TY  - JOUR
AU  - Direk, Mehmet 
AU  - Kelesoglu, Alper 
AU  - Akin, Ahmet 
PY  - 2018/06/27
TI  - Drop-in Performance Analysis and Effect of IHX for an Automotive Air Conditioning System with R1234yf as a Replacement of R134a
JF  - Strojniški vestnik - Journal of Mechanical Engineering; Vol 63, No 5 (2017): Strojniški vestnik - Journal of Mechanical Engineering
DO  - 10.5545/sv-jme.2016.4247
KW  - R134a, R1234yf, automotive air conditioning, internal heat exchanger
N2  - This paper presents the experimental comparative performance analysis of an automotive air conditioning (AAC) system using R1234yf and R134a. For this purpose, an AAC experiment setup used for R134a was built to obtain the drop-in performance of a new refrigerant R1234yf. Among the low global warming potential (GWP) refrigerants, R1234yf was particularly chosen due to its similar thermo-physical properties with R134a. However, the system with R1234yf could not perform as efficiently as R134a can. Therefore, an internal heat exchanger (IHX) was employed to enhance the performance of the R1234yf system. After that, the performances of R1234yf and R134a were compared under various compressor speeds and air stream temperatures. The results showed that the cooling capacity and COP of the system with R1234yf were 17.1 % and 12.4 %, respectively, lower compared to the one with R134a. However, when the IHX was introduced into the system with R1234yf, the cooling capacity and COP values were significantly enhanced by 7.9 % and 4.1 %, respectively.
UR  - https://www.sv-jme.eu/article/drop-in-performance-analysis-and-effect-of-ihx-for-an-automotive-air-conditioning-system-with-r1234yf-as-a-replacement-of-r134a/
Direk, Mehmet, Kelesoglu, Alper, AND Akin, Ahmet.
"Drop-in Performance Analysis and Effect of IHX for an Automotive Air Conditioning System with R1234yf as a Replacement of R134a" Strojniški vestnik - Journal of Mechanical Engineering [Online], Volume 63 Number 5 (27 June 2018)

Authors

Affiliations

  • Yalova University, Faculty of Engineering, Turkey 1
  • Yalova University, Institute of Science and Engineering, Turkey 2

Paper's information

Strojniški vestnik - Journal of Mechanical Engineering 63(2017)5, 314-319

https://doi.org/10.5545/sv-jme.2016.4247

This paper presents the experimental comparative performance analysis of an automotive air conditioning (AAC) system using R1234yf and R134a. For this purpose, an AAC experiment setup used for R134a was built to obtain the drop-in performance of a new refrigerant R1234yf. Among the low global warming potential (GWP) refrigerants, R1234yf was particularly chosen due to its similar thermo-physical properties with R134a. However, the system with R1234yf could not perform as efficiently as R134a can. Therefore, an internal heat exchanger (IHX) was employed to enhance the performance of the R1234yf system. After that, the performances of R1234yf and R134a were compared under various compressor speeds and air stream temperatures. The results showed that the cooling capacity and COP of the system with R1234yf were 17.1 % and 12.4 %, respectively, lower compared to the one with R134a. However, when the IHX was introduced into the system with R1234yf, the cooling capacity and COP values were significantly enhanced by 7.9 % and 4.1 %, respectively.

R134a; R1234yf; automotive air conditioning; internal heat exchanger