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IIR document

An improved approach to model compressors, condenser/gas cooler and their control system in refrigeration systems with R404A and R744 based on physical principles.
- Author(s) : SACASAS D., VEGA J., CUEVAS C., BORRAJO R.
- Publication date: 2023/09
- Languages :
- Keywords : Supermarket, R744, R404A, Booster, Compressor, Condenser, Gas cooler, Modelling
- Source: International Journal of Refrigeration - Revue Internationale du Froid - vol. 153
- Formats : PDF
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Gro?e Auswahl, wenig Alternativen? Ersatzkältemittel für R404A-Kältesysteme in Supermärkten.

Many choices, few alternatives? Alternative refrigerants for R404A systems in supermarkets.
- Author(s) : STAHL M.
- Publication date: 2016/03
- Languages : German
- Keywords : Regulations, R134a, R744, R407e, R407a, R404A, Supermarket, Substitute, GWP, Refrigerant, CO2
- Source: CCI Zeitung - vol. 50 - n. 3
- Formats : PDF
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IIR document

Experimental investigation on condensation heat transfer of R404A and R407C outside horizontal enhanced tubes.
- Author(s) : LIU C., OUYANG X.
- Publication date: 2015/08/16
- Languages : English
- Keywords : R407C, Horizontal tube, Heat transfer, R404A, Expérimentation, Refrigerant, Condensation
- Source: Proceedings of the 24th IIR International Congress of Refrigeration: Yokohama, Japan, August 16-22, 2015.
- Formats : PDF
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IIR document

R-407H as drop-in of R-404A. Experimental analysis in a low temperature direct expansion commercial refrigeration system.
- Author(s) : LLOPIS R., SÁNCHEZ D., CABELLO R., et al.
- Publication date: 2017/08
- Languages : English
- Keywords : Commercial application, Low GWP, Drop-in, R407h, R404A, Supermarket, HFC, Expérimentation
- Source: International Journal of Refrigeration - Revue Internationale du Froid - vol. 80
- Formats : PDF
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Estudio de campo para comparar 4 refrigerantes en la misma instalación R507, R407A, R407F, R442A, para baja temperatura de evaporación (-30°C).

Field study to compare four refrigerants R507, R407A, R407F, R442A in the same low-temperature (-30°C) evaporation installation.
- Author(s) : CARRASCO J., GUTIERREZ F., TENA J.
- Publication date: 2014/03
- Languages : Spanish
- Keywords : Refrigerating system, Comparison, Low temperature, R507, R407a, Mixture, Evaporation, Refrigerant
- Source: Frío Calor Aire acondicionado - n. 467
- Formats : PDF
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IIR document

Retrofitting of R404a commercial refrigeration systems using R410a and R407f refrigerants.
- Author(s) : BARTOLINI M., GAMBERI M., GAMBERINI R., et al.
- Publication date: 2015/07
- Languages : English
- Keywords : Refrigerating system, R410A, Commercial application, R404A, GWP, Retrofitting
- Source: International Journal of Refrigeration - Revue Internationale du Froid - vol. 55
- Formats : PDF
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Laboratory evaluation of R407H for commercial refrigeration.
- Author(s) : RYDKIN I., OHKUBO S., ARIMOTO H., et al.
- Publication date: 2018/07/09
- Languages : English
- Keywords : Comparison, Commercial application, R407h, R404A, Substitute, Performance, Mixture, HFC
- Source: 2018 Purdue Conferences. 17^th International Refrigeration and Air-Conditioning Conference at Purdue.
- Formats : PDF
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IIR document

The evaluation of low GWP non-flammable refrigerant R407H for refrigeration as R404A alternative.
- Author(s) : OHKUBO S., ARIMOTO H., KOMATSU Y.
- Publication date: 2018/04/06
- Languages : English
- Keywords : Low GWP, R407h, Supermarket, Substitute, Simulation, 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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F-Gases EU Regulation: R404A replacement refrigerants – compressor manufacturer experience.
- Author(s) : ZGLICZYNSKI M., SEDLIAK J.
- Publication date: 2015/06/12
- Languages : English
- Keywords : Regulations, Commercial application, R407a, R404A, Substitute, Testing, Refrigerant, Hermetic compressor
- Source: Le ultime tecnologie del freddo e del condizionamento. Atti del 16° Convegno Europeo: June 12-13, 2015, Milano, Italia.
- Formats : PDF
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Mezclas HFC/HFO para sustituir al R404A en refrigeración comercial.

HFC/HFO mixtures to substitute R404a in commercial refrigeration.
- Author(s) : MOTA BABILONI A., BARRAGÁN-CERVERA A., NAVARRO-ESBRÍ J., et al.
- Publication date: 2016/05/03
- Languages : Spanish
- Keywords : Refrigerating system, Commercial application, R404A, Mixture, GWP, Energy efficiency, Refrigerant
- Source: CYTEF 2016. VIII Congreso Ibérico y VI Congreso Iberoamericano de las Ciencias y Técnicas del Frío, Coimbra-Portugal, 3-6 mayo, 2016.
- Formats : PDF
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Scambio termico di miscele refrigenranti a basso GWP come possibili alternative a R404A.

Heat exchange of low GWP refrigerant mixtures as a possible alternative to R404A.
- Author(s) : ZILIO C., BRIGNOLI R.
- Publication date: 2015/06
- Languages : Italian
- Keywords : Heat transfer, R404A, Substitute, Mixture, GWP, Refrigerant
- Source: Industria & Formazione - vol. 39 - n.390
- Formats : PDF
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Ensayos de nuevas alternativas de bajo GWP al R-404A para refrigeración comercial.

Tests for new low-GWP R-404A alternatives in commercial cooling.
- Author(s) : MINOR B., GERSTEL J.
- Publication date: 2014/09
- Languages : Spanish
- Keywords : Refrigerating system, Commercial application, R404A, Substitute, GWP, Testing, Refrigerant
- Source: Frío Calor Aire acondicionado - vol. 42 - n. 472
- Formats : PDF
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Prestazioni impiaoto frigorifero di un supermercato, con R-449A in confronto al R-404A.

Results from supermarket refrigerating system trial with R-449A in comparison with R-404A.
- Author(s) : GERSTEL J.
- Publication date: 2015/08
- Languages : Italian
- Keywords : R404A, Supermarket, HFO, GWP, Energy efficiency, Refrigerant
- Source: Industria & Formazione - vol. 39 - n. 392
- Formats : PDF
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Análisis teórico de sustitutos de bajo PCA en R404A para islas de refrigeración.

Theoretical analysis of R404A substitutes with low GWP for cooling islands.
- Author(s) : NAVARRO-ESBRÍ J., MOTA BABILONI A., HARO ORTUNO J., et al.
- Publication date: 2018/06/19
- Languages : Spanish
- Keywords : Refrigerant, COP, HFC, HFO, Simulation, Substitute, Supermarket, R404A, , , Low GWP, R454C
- Source: CYTEF 2018. IX Congreso Ibérico y VII Congreso Iberoamericano de Ciencias y Técnicas del Frío, Valencia, España, 19-21 junio 2018.
- Formats : PDF
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Análisis de R-452A como alternativa al R-404A en sistemas de compresión de vapor.

Analysis of R-452A as an alternative to R-404A in vapour compression systems.
- Author(s) : MOTA BABILONI A., NAVARRO-ESBRÍ J., BARRAGÁN-CERVERA A., GOMEZ MACIAN C., MOLES RIBERA F., MATEU-ROYO C.
- Publication date: 2020/11/11
- Languages : Spanish
- Keywords : Refrigerant, Compression system, Expérimentation, R404A, R452A, Substitute, COP
- Source: X Congreso Ibérico y VIII Congreso Iberoamericano de Ciencias y Técnicas del Frío, CYTEF 2020.
- Formats : PDF
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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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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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