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IIR document

Experimental comparison of the energy parameters of HFCs used as alternatives to HCFC-22 in split type air conditioners.

• Author(s) : ORUÇ V., DEVECIOGLU A. G., BERK U., et al.
• Publication date: 2016/03
• Languages : English
• Keywords : Split system, R422d, R422a, Comparison, Air conditioner, R22, Substitute, R417a, Expérimentation, COP, Refrigerant
• Source: International Journal of Refrigeration - Revue Internationale du Froid - vol. 63
• Formats : PDF

IIR document

Environmental impact of possible replacements for R22.

• Author(s) : DRUGHEAN L., ILIE A., GIRIP A., et al.
• Publication date: 2015/08/16
• Languages : English
• Source: Proceedings of the 24th IIR International Congress of Refrigeration: Yokohama, Japan, August 16-22, 2015.
• Formats : PDF

IIR document

Enhancement factors of the R422A and R422D condensation on Turbo-C tubes.

• Author(s) : FERNÁNDEZ-SEARA J., UHÍA F. J., DIZ R., et al.
• Publication date: 2011/08/21
• Languages : English
• Keywords : R422d, R422a, Heat transfer coefficient, Tube, Heat transfer, Mixture, Expérimentation, Refrigerant
• Source: Proceedings of the 23^rd IIR International Congress of Refrigeration: Prague, Czech Republic, August 21-26, 2011. Overarching theme: Refrigeration for Sustainable Development.
• Formats : PDF

IIR document

Vapour condensation of R22 retrofit substitutes R417A, R422A and R422D on CuNi turbo C tubes.

• Author(s) : FERNÁNDEZ-SEARA J., UHÍA F. J., DIZ R., et al.
• Publication date: 2010/01
• Languages : English
• Keywords : R422d, R422a, Shell, Heat transfer, R22, R417a, Refrigerant, Condenser, Condensation, Heat exchanger
• Source: International Journal of Refrigeration - Revue Internationale du Froid - vol. 33 - n. 1
• Formats : PDF

Thermodynamic analysis of R422 series refrigerants as alternative refrigerants to HCFC-22 in a vapour compression refrigeration system.

• Author(s) : ARORA A., SACHDEV H. L.
• Publication date: 2009
• Languages : English
• Keywords : R422d, R422a, R22, Thermodynamic property, Substitute, Refrigerant
• Source: Int. J. Energy Res. - vol. 33 - n. 8

Fluidi refrigeranti in sostituzione all'R22.

Refrigerants used to replace R22.

• Author(s) : CAMPAGNA E.
• Publication date: 2012/07
• Languages : Italian
• Keywords : R422d, R422a, R22, Physical property, Substitute, R417a, COP, Refrigerant
• Source: Industria & Formazione - vol. 36 - n. 361
• Formats : PDF

Condensación de mezclas ternarias sobre tubo liso horizontal. Modelo teórico y validación experimental.

Condensation of ternary mixtures on a smooth horizontal tube. Theoretical model and validation.

• Author(s) : UHÍA F. J., FERNÁNDEZ-SEARA J., BASTOS S., et al.
• Publication date: 2012/02/22
• Languages : Spanish
• Keywords : R422a, Horizontal tube, R22, R417a, Zeotropic mixture, Mixture, Condensation
• Source: CYTEF 2012. VI Congreso Ibérico y IV Congreso Iberoamericano de Ciencias y Técnicas del Frío, Madrid, España, 22-24 de febrero, 2012.
• Formats : PDF

Evaluación energética de mezclas refrigerantes utilizadas en la sustitución del HCFC22 en aplicaciones a baja temperatura. Análisis de la variación en la temperatura de evaporación ó dela variación en la carga frigorífica .

Energetic evaluation of coolant mixtures used in to replace R22 in low temperature applications. Analysis of the cooling load variation.

• Author(s) : CABELLO R., LARUMBE J. A., SÁNCHEZ D., et al.
• Publication date: 2012/02/22
• Languages : Spanish
• Keywords : R422a, Low temperature, R404A, Substitute, Mixture, Refrigerant, Cooling load
• Source: CYTEF 2012. VI Congreso Ibérico y IV Congreso Iberoamericano de Ciencias y Técnicas del Frío, Madrid, España, 22-24 de febrero, 2012.
• Formats : PDF

Evaluación energética de mezclas refrigerantes utilizadas en la sustitución del HCFC22 en aplicaciones a baja temperatura. Análisis de la variación en la presión de condensación.

Energy evaluation of coolant mixtures used to replace R22 in low-emperature applications. Analysis of the condensing pressure variation.

• Author(s) : CABELLO R., LARUMBE J. A., SÁNCHEZ D., et al.
• Publication date: 2012/02/22
• Languages : Spanish
• Keywords : R422a, Low temperature, R404A, Substitute, Mixture, Pressure, Refrigerant, Condensation, Cooling load
• Source: CYTEF 2012. VI Congreso Ibérico y IV Congreso Iberoamericano de Ciencias y Técnicas del Frío, Madrid, España, 22-24 de febrero, 2012.
• Formats : PDF

Replacement of HCFC-22 refrigerant with a drop-in and long term alternative fluids in a two-stage compression refrigeration plant.

• Author(s) : LLOPIS R., CABELLO R., SÁNCHEZ D., et al.
• Publication date: 2012/02/22
• Languages : English
• Keywords : Refrigerating system, R422a, Drop-in, R22, Two-stage system, Substitute, Expérimentation, Refrigerant
• Source: CYTEF 2012. VI Congreso Ibérico y IV Congreso Iberoamericano de Ciencias y Técnicas del Frío, Madrid, España, 22-24 de febrero, 2012.
• Formats : PDF

Energy influence of the IHX with R22 drop-in and long-term substitutes in refrigeration plants.

• Author(s) : CABELLO R., TORRELLA E., LLOPIS R., et al.
• Publication date: 2013/01
• Languages : English
• Keywords : R422a, Drop-in, R404A, R22, Substitute, Expérimentation, Energy efficiency, Heat exchanger
• Source: Applied Thermal Engineering - vol. 50 - n. 1

Experimental evaluation of HCFC-22 replacement by the drop-in fluids HFC-422A and HFC-417B for low temperature refrigeration applications.

• Author(s) : LLOPIS R., CABELLO R., SÁNCHEZ D., et al.
• Publication date: 2011/05
• Languages : English
• Keywords : R422a, Low temperature, Drop-in, R22, Two-stage system, Substitute, Expérimentation, Refrigerant
• Source: Applied Thermal Engineering - vol. 31 - n.6-7

IIR document

HCFC-22 replacement with HFC drop-in refrigerants in refrigeration plants.

• Author(s) : LLOPIS R., TORRELLA E., CABELLO R., et al.
• Publication date: 2011/08/21
• Languages : English
• Keywords : Refrigerating system, R422a, HCFC, Comparison, Drop-in, R404A, R22, Substitute, HFC, Refrigerant
• Source: Proceedings of the 23^rd IIR International Congress of Refrigeration: Prague, Czech Republic, August 21-26, 2011. Overarching theme: Refrigeration for Sustainable Development.
• Formats : PDF

Kältemittel-Report. 15. Auflage./ Refrigerant report. 15th edition.

Refrigerant report. 15th edition.

• Author(s) : BITZER
• Publication date: 2008/08
• Languages : English
• Keywords : TEWI, R507a, R422d, R422a, R410A, R407C, R134a, R1234yf, HCFC, Lubricant, Ammonia, R407b, R407a, R404A, R152a, Thermodynamic property, Review, Substitute, Propane, R427a, R417a, Mixture, Hydrocarbon, HFC, GWP, Guide, Environment, Refrigerant, CO2

Zamienniki "serwisowe" czynnika R22. 2.

Drop-in replacements for R22. 2.

• Author(s) : TARGANSKI W.
• Publication date: 2010/01
• Languages : Polish
• Source: Technika Chlodnicza i Klimatyzacyjna - vol. 17 - n. 1-2
• Formats : PDF

Refrigerants: R-422A

ISCEON®79, a refrigerant manufactured by Rhodia UK, now has an ASHRAE designation: R-422A. A safety classification of A1 (non-toxic / non-flammable) is recommended, subject to public review. Presented at IKK in Nuremberg, Germany, on October...

• Publication date : 2004/11/10

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

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

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

Consequences of the EU F-Gas Regulation: uncertainty on the future availability of R404A

Anyone installing equipment with R404A now will probably have to retrofit to a lower GWP refrigerant in the next few years.

• Publication date : 2015/04/20
• Subjects: Regulation

EU Regulation on fluorinated gas impacts

The revised regulation on fluorinated gas No 517/2014 was published on May 20, 2014 in the Official Journal of the European Union. It entered into force on June 9 and will apply from January 1, 2015.

• Publication date : 2014/08/08
• Subjects: Regulation, HFCs alternatives

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

Price increase for HFCs

Chemours, Mexichem and Arkema have announced 10-15% rise in cost of several HFCs from 1st January 2016

• Publication date : 2015/12/09
• Subjects: HFCs alternatives

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

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

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