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IIR document

Experimental evaluation of R472B as R23 alternative for ultra-low temperature refrigeration.
- Author(s) : GIMÉNEZ-PRADES P., MAIORINO A., APREA C., NAVARRO-ESBRÍ J., UDROIU C-M., FORÉS-PALANQUES A., MOTA-BABILONI A.
- Publication date: 2025/08
- Languages : English
- Source: 1^st IIR International Conference on Refrigeration Adapting to Rising Temperatures
- Formats : PDF
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Recommended by the IIR / IIR document

R474A - New working fluid for BEV thermal management.
- Author(s) : FLOHR F., DE LEON ALLUE A., MACRI C., NAKAUE T., KARUBE D., GOBO K., NEGISHI Y., AJIOKA S., RYDKIN I.
- Publication date: 2023/08/21
- Languages : English
- Keywords : Mobile air conditioning, Battery, Electric vehicle, R474A, Heat pump, Simulation, Performance
- Source: Proceedings of the 26^th IIR International Congress of Refrigeration: Paris , France, August 21-25, 2023.
- Formats : PDF
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ASHRAE Guideline 38 methodology material compatibility testing of R-473A
- Author(s) : AL-RUBAAY R., SEETON C., LOW R., SAXENA I.
- Publication date: 2022
- Languages : English
- Keywords : Standard, Testing, R473A, Low GWP, Mixture, Compatibility, Lubricant
- Source: 2022 Purdue Conferences. 19^th International Refrigeration and Air-Conditioning Conference at Purdue.
- Formats : PDF
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IIR document

Compressor durability evaluation with the R-1132(E) based refrigerant R-474 for high-efficient and high-performant BEV heat pump systems based on R-1132(E).
- Author(s) : MACRI C., FLOHR F., LEON A. de, NEGISHI Y., NAKAUE T., AJIOKA S.
- Publication date: 2024/09
- Languages : English
- Keywords : R474A, R1234yf, Sustainability, Testing, R1132(E), Compressor, Heat pump
- Source: 11^th IIR Conference on Compressors and Refrigerants.
- Formats : PDF
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Performance evaluation of R471A in a refrigerated open display cabinet.
- Author(s) : GAO K., PUROHIT N., BECERRA E. V., VOGL R., SETHI A., HULSE R.
- Publication date: 2022
- Languages : English
- Keywords : Performance, R471A, Display cabinet, Open cabinet, LCCP, Supermarket, Thermodynamic property, Expérimentation, Low GWP, Energy consumption, R404A
- Source: 2022 Purdue Conferences. 19^th International Refrigeration and Air-Conditioning Conference at Purdue.
- Formats : PDF
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Novel HFO refrigerant blend R-474A for GWP <1 automotive heat pump application.
- Author(s) : RYDKIN I., NAKAUE T., LEON A.
- Publication date: 2023/05/15
- Languages : English
- Keywords : R474A, Low GWP, Binary mixture, Drop-in, Test rig, COP, R744, Refrigerant charge, Mobile air conditioning
- Source: 14^th IEA Heat Pump Conference 2023, Chicago, Illinois.
- Formats : PDF
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IIR document

Evaluation of lower GWP alternative R-473A for R-23 in ultra-low temperature refrigeration applications.
- Author(s) : NAYAK G., PETERSEN M., KUJAK S., KOLDA M., KOHOUTEK T.
- Publication date: 2023/08/21
- Languages : English
- Keywords : R23, Low temperature, Refrigerated container, Sea transport, R473A, Cascade system, Testing, COP, Thermodynamic cycle, Performance
- Source: Proceedings of the 26^th IIR International Congress of Refrigeration: Paris , France, August 21-25, 2023.
- Formats : PDF
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IIR document

Novel refrigerant R-474A for automotive heat pump applications.
- Author(s) : KARUBE D., NAKAUE T., TSUCHIYA T., GOBO K., AJIOKA S., YAMADA Y., NEGISHI Y., RYDKIN I., LEONALLUE A. de
- Publication date: 2023/04/05
- Languages : English
- Source: 3^rd IIR conference on HFO Refrigerants and low GWP Blends. Shanghai, China.
- Formats : PDF
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Fractionation, release testing and flammability evaluation of novel refrigerants comprising R-744 and fluorocarbons.
- Author(s) : GRUNDY D., WEBSTER V. A., SEETON C. J., LOW R. E.
- Publication date: 2022
- Languages : English
- Keywords : Testing, Flammability, R744, HFC, Mixture, R473A, Modelling, Expérimentation
- Source: 2022 Purdue Conferences. 19^th International Refrigeration and Air-Conditioning Conference at Purdue.
- Formats : PDF
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IIR document

Low GWP refrigerant for stationary applications.
- Author(s) : FLOHR F., MACRI C., LEON A. de
- Publication date: 2024/09
- Languages : English
- Keywords : R474A, Regulations, Heat pump, Air conditioning, Oil, Review
- Source: 11^th IIR Conference on Compressors and Refrigerants.
- Formats : PDF
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Charging and recovery techniques for low GWP refrigerant blends.
- Author(s) : MACNEILL M. L., SEETON C. J., LOW R. E.
- Publication date: 2022
- Languages : English
- Keywords : High pressure, Mixture, R473A, Low GWP, Design, R744, Recovery
- Source: 2022 Purdue Conferences. 19^th International Refrigeration and Air-Conditioning Conference at Purdue.
- Formats : PDF
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IIR document

Addressing the challenges for the RACHP sector amidst rising global temperatures: transitioning to low GWP refrigerants.
- Author(s) : MACRI C., FLOHR F., DE LEON A.
- Publication date: 2025/08
- Languages : English
- Keywords : R474A, Low GWP, Energy efficiency, Physical property, Installation (implementation)
- Source: 1^st IIR International Conference on Refrigeration Adapting to Rising Temperatures
- Formats : PDF
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Recent advances in solubility, miscibility and material compatibility studies for R134a and R404A non-flammable low GWP alternative.
- Author(s) : TANGRI H., GAO K., PUROHIT N., BECERRA E. V., SETHI A., HULSE R.
- Publication date: 2022
- Languages : English
- Keywords : R404A, R134a, R471A, Solubility, Miscibility, Compatibility, Low GWP, Expérimentation, Lubricant
- Source: 2022 Purdue Conferences. 19^th International Refrigeration and Air-Conditioning Conference at Purdue.
- Formats : PDF
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IIR document

Experimental investigation of a new ultra-low temperature refrigerant to replace R-23 in an environmental test chamber.
- Author(s) : COP M., KUCUKKAYA D., BARTA R. B., THOMAS C.
- Publication date: 2023/08/21
- Languages : English
- Keywords : Low temperature, Cascade system, Retrofitting, Test room, R23, Expérimentation, R473A
- Source: Proceedings of the 26^th IIR International Congress of Refrigeration: Paris , France, August 21-25, 2023.
- Formats : PDF
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IIR document

Solubility, miscibility and compatibility studies of low GWP non-flammable refrigerants and lubricants for refrigeration and air conditioning applications.
- Author(s) : TANGRI H., PUROHIT N., SETHI A., HULSE R.
- Publication date: 2023/04
- Languages : English
- Keywords : Low GWP, Solubility, Miscibility, Compatibility, R515B, R471A, Polyolester, Thermodynamic property, Expérimentation
- Source: International Journal of Refrigeration - Revue Internationale du Froid - vol. 148
- Formats : PDF
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See all results in the Fridoc database

Air conditioning: which refrigerant will become the leading alternative to R410A?

R32 is being adopted widely for residential and small commercial air conditioning applications, but R466A, R452B and R454B are promising candidates, especially for larger size systems.
- Publication date : 2019/05/29
- Subjects: HFCs alternatives
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Latest news on HFCs alternatives

R470A, R470B, R466: What applications and what features for these new non-flammable refrigerants?
- Publication date : 2019/12/30
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Air conditioning: towards a relaxation of the rules for the use of flammable refrigerants

While the European Commission is paving the way for the use of flammable refrigerants as an alternative for split systems, the current revision of the international standard IEC 60335-2-40 should allow higher...
- Publication date : 2020/10/22
- Subjects: HFCs alternatives
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Gas leak detection technologies

Bacharach, a manufacturer of refrigerant and gas leak detectors, recently extended its gas detectors by two HFOs. The company also produces leak detectors for CO2 systems.
- Publication date : 2018/01/16
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Adapting to Rising Temperatures: Highlights and Proceedings from the 1st IIR International Adaptation Conference

The 1st IIR International Conference on Refrigeration: Adapting to Rising Temperatures, held from 10–13 August 2025 at the University of Manchester, brought together over 120...
- Publication date : 2025/09/29
- Subjects: Technology
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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 : French, English
- Themes : HFCs
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