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IIR document

Characteristics of R454C and R455A as R404A alternatives in commercial refrigeration.
- Author(s) : MAKHNATCH P., MOTA BABILONI A., KHODABANDEH R., et al.
- Publication date: 2018/04/06
- Languages : English
- Keywords : R454C, R455A, R404A, Supermarket, Substitute, Performance, Flammability, Refrigerant
- Source: 5^thIIR International Conference on Sustainability and the Cold Chain. Proceedings: Beijing, Chine, 6-8 avril 2018
- Formats : PDF
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IIR document

Replacement of R404A at high condensation temperature using R454C and R455A.
- Author(s) : HARO ORTUNO J., MOTA BABILONI A., NAVARRO-ESBRÍ J., et al.
- Publication date: 2018/09
- Languages : English
- Keywords : R454C, Commercial application, Low GWP, Drop-in, R455A, R404A, Cooling capacity, Supermarket, Expérimentation, COP
- Source: 1^st IIR international conference on the application of HFO refrigerants, Birmingham, September 2-5 2018.
- Formats : PDF
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IIR document

Replacement of R404A at high condensation temperature using R454C and R455A.
- Author(s) : HARO ORTUNO J., MOTA BABILONI A., NAVARRO-ESBRÍ J., et al.
- Publication date: 2018/09
- Languages : English
- Keywords : R454C, Commercial application, Low GWP, Drop-in, R455A, R404A, Cooling capacity, Supermarket, Expérimentation, COP
- Source: 1^st IIR international conference on the application of HFO refrigerants, Birmingham, September 2-5 2018.
- Formats : PDF
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IIR document

Surface tension measurement of refrigerant mixtures R448A and R455A by a differential capillary rise method.
- Author(s) : LIU Y., KONDOU C.
- Publication date: 2021/09/01
- Languages : English
- Keywords : R448a, Surface tension, R455A, Mixture, Expérimentation, Capillary tube, Calculation, Thermodynamic property
- Source: 6^th IIR Conference on Thermophysical Properties and Transfer Processes of Refrigerants
- Formats : PDF
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IIR document

Experimental drop-in replacement of R404A for warm countries using the low GWP mixtures R454C and R455A.
- Author(s) : MOTA BABILONI A., HARO ORTUNO J., NAVARRO-ESBRÍ J., et al.
- Publication date: 2018/07
- Languages : English
- Keywords : R454C, Drop-in, R455A, R404A, Performance, Mixture, HFO, HFC, Expérimentation, Hot climate
- Source: International Journal of Refrigeration - Revue Internationale du Froid - vol. 91
- Formats : PDF
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IIR document

Measurements and modelling of R455A and R452B flow boiling heat transfer inside channels.
- Author(s) : BERTO A., AZZOLIN M., BORTOLIN S., GUZZARDI C., DEL COL D.
- Publication date: 2020/12
- Languages : English
- Keywords : HFC, HFO, Mixture, Zeotropic mixture, Expérimentation, Heat transfer, Test rig, Thermodynamic property, R455A, R452B, Model
- Source: International Journal of Refrigeration - Revue Internationale du Froid - vol. 120
- Formats : PDF
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IIR document

R-454C, R-459B, R-457A and R-455A as low-GWP replacements of R-404A: Experimental evaluation and optimization.
- Author(s) : LLOPIS R., CALLEJA-ANTA D., SÁNCHEZ D., et al.
- Publication date: 2019/10
- Languages : English
- Keywords : Thermodynamics, R454C, Commercial application, Low GWP, , R455A, Substitute, Testing, Refrigerant charge,
- Source: International Journal of Refrigeration - Revue Internationale du Froid - vol. 106
- Formats : PDF
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IIR document

Local condensation heat transfer analysis of three-component mixture refrigerant R455A in plate heat exchanger.
- Author(s) : HASAN A., MIYARA A.
- Publication date: 2024/10
- Languages : English
- Keywords : Plate exchanger, Heat transfer coefficient, Zeotropic mixture, R455A, Condensation, Correlation, Prediction, Ternary mixture, Expérimentation
- Source: International Journal of Refrigeration - Revue Internationale du Froid - vol. 166
- Formats : PDF
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IIR document

Energy impact of the Internal Heat Exchanger in a horizontal freezing cabinet. Experimental evaluation with the R404A low-GWP alternatives R454C, R455A, R468A, R290 and R1270.
- Author(s) : CABELLO R., SÁNCHEZ D., LLOPIS R., ANDREU-NACHER A., CALLEJA-ANTA D.
- Publication date: 2022/05
- Languages : English
- Keywords : R404A, Substitute, R454C, R455A, R468A, R290, R1270, Thermodynamic property, Expérimentation, Cabinet
- Source: International Journal of Refrigeration - Revue Internationale du Froid - vol. 137
- Formats : PDF
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Chemical stability investigations of low GWP refrigerants R-454B, R-454C, R-455A, R-468A, and R-466A with lubricant.
- Author(s) : KUJAK S., LEEHEY M. H., ROBACZEWSKI C.
- Publication date: 2022
- Languages : English
- Keywords : R454B, R454C, R455A, R468A, R466A , Lubricant, HFO, Standard, Low GWP, Expérimentation, Testing, Chemical analysis, Chemical composition, Stability
- Source: 2022 Purdue Conferences. 19^th International Refrigeration and Air-Conditioning Conference at Purdue.
- Formats : PDF
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IIR document

Evaporation heat transfer of the low GWP alternative refrigerants (R-448A, R-449A, R-455A, R-454C) for R-404A in a microfin tube.
- Author(s) : KIM C. H., KIM N. H.
- Publication date: 2021/08
- Languages : English
- Keywords : Heat transfer, Evaporation, HFC, HFO, Low GWP, R448a, R449A, R455A, R454C, R404A, Microfin tube, Expérimentation
- Source: International Journal of Refrigeration - Revue Internationale du Froid - vol. 128
- Formats : PDF
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IIR document

Flow boiling heat transfer and pressure drop data of non-azeotropic mixture R455A in a horizontal 6.0 mm stainless-steel tube.
- Author(s) : MAURO A. W., NAPOLI G., PELELLA F., VISCITO L.
- Publication date: 2020/11
- Languages : English
- Keywords : Flow boiling, Two-phase flow, R455A, Zeotropic mixture, Heat transfer, Test rig, Expérimentation, Pressure drop, Glide
- Source: International Journal of Refrigeration - Revue Internationale du Froid - vol. 119
- Formats : PDF
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Condensation heat transfer and pressure drop of low GWP R-404A alternative refrigerants (R-448A, R-449A, R-455A, R-454C) in a 5.6 mm inner diameter horizontal smooth tube.
- Author(s) : LEE B. M., GOOK H. H., LEE Y. W., PARK D. H., KIM N. H.
- Publication date: 2021/08
- Languages : English
- Keywords : Low GWP, Heat transfer, Pressure drop, R404A, R448a, R449A, R455A, R454C, Thermodynamic property, HFO, HFC
- Source: International Journal of Refrigeration - Revue Internationale du Froid - vol. 128
- Formats : PDF
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IIR document

Condensation heat transfer and pressure drop of low GWP R-404A-alternative refrigerants (R-448A, R-449A, R-455A, R-454C) in a 7.0-mm outer-diameter horizontal microfin tube.
- Author(s) : KIM C. H., KIM N. H.
- Publication date: 2021/06
- Languages : English
- Keywords : HFC, Heat transfer coefficient, Pressure drop, Low GWP, R404A, Microfin tube, R448a, R449A, R455A, R454C, Expérimentation, Thermodynamic property
- Source: International Journal of Refrigeration - Revue Internationale du Froid - vol. 126
- Formats : PDF
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IIR document

A2L refrigerants leak and ignition testing for a walk-in cooler system.
- Author(s) : WANG X.
- Publication date: 2019/08/24
- Languages : English
- Keywords : Safety, Measurement, Temperature, , R455A, Flammability, Testing, Leakage, Refrigerant
- Source: Proceedings of the 25^th IIR International Congress of Refrigeration: Montréal , Canada, August 24-30, 2019.
- Formats : PDF
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See all results in the Fridoc database

Member news: Carrier Transicold to offer R452A in the United States

Carrier Transicold proposes R452A as an alternative to R404A for refrigerated hauliers in the USA.
- Publication date : 2021/01/27
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R452A performance and environmental impact in refrigerated transport

A paper presented at the IIR ICCC conference in China provides a review of R452A properties, system performance and LCCP impact as an alternative refrigerant in refrigerated transport.
- Publication date : 2018/05/17
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Refrigerated transport: R452A as a “drop-in” alternative to R404A

Two major transport refrigeration companies recently announced they will offer R452A as an alternative to R404A in their transport refrigeration units.
- Publication date : 2015/08/13
- Subjects: HFCs alternatives
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New low GWP replacement for R404A in hermetically-sealed systems

A new lower GWP replacement for R404A, which blends an HFO and an HFC with a “natural” refrigerant is to be made commercially available next year.
- Publication date : 2015/12/06
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Evaluating lubricants for lower GWP refrigerant compressor operation.

Summary of an interesting paper from the recent Purdue conference.
- Publication date : 2017/03/06
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Alternatives to replace R404A for refrigerated transport

With about 5 million refrigerated vehicles operating worldwide, there is active research and development focusing on identifying alternatives to R404A, which is traditionally used in truck and trailer...
- Publication date : 2020/09/04
- Subjects: HFCs alternatives
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IJR highlights: review of low-GWP alternative refrigerants

In a recent review article based on over 60 published studies and published in the International Journal of Refrigeration, Chinese researchers have compared nearly 40 alternative low-GWP refrigerants in terms of...
- Publication date : 2021/06/28
- Subjects: HFCs alternatives
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New R134a alternatives in mobile air conditioning

Two new refrigerant blends are considered as an R134a alternative and "virtually non-flammable".
- Publication date : 2014/12/18
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Refrigerant blends may offer alternative to R134a

Research released by SAE provide further evidence that Mexichem Fluor's refrigerant blends AC5 and AC6 could offer EU regulation compliant alternatives to R134a in automotive air conditioning.
- Publication date : 2013/12/20
- Subjects: Regulation
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CO2, one of the options for reducing the carbon footprint of refrigerated transport

Comparison of CO2 emissions from refrigerated transport units using R744 and HFC-134a and overview of solutions that could reduce the carbon footprint of this sector.
- Publication date : 2024/03/28
- Subjects: Environment
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IIR member news: Carrier Transicold

Carrier Transicold, major transport refrigeration company, will offer R452A as an optional alternative to R404A.
- Publication date : 2015/04/23
- Subjects: Regulation
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Global warming potential (GWP) of HFC refrigerants

Using the latest updated data from UNEP’s RTOC 2022 report, we have compiled the 100-year GWP and 20-year GWP values of hydrofluorocarbon-based (HFC) refrigerants. Our table includes...
- Last update : 2023/09/15
- Langues : English, French
- Themes : HFCs
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