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IIR document

Evaluation of flammability characteristics of mixed refrigerants R134a/R1270, R134a/R170, and R170/R1270.
- Author(s) : ZHANG Z., HE G., NING Q., WANG Z., YANG W., HUA J., ZHOU S.
- Publication date: 2023/12
- Languages : English
- Keywords : R134a, Flammability, Expérimentation, R170, R1270, Inhibition, Thermodynamic property, Binary mixture
- Source: International Journal of Refrigeration - Revue Internationale du Froid - Vol. 156
- Formats : PDF
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IIR document

Visual experimental research on the effect of nozzle orifice structure on r124-DMAC absorption process in a vertical bubble tube.
- Author(s) : JIANG M., XU S., WU X., et al.
- Publication date: 2016/08
- Languages : English
- Keywords : Structure, Bubble, Nozzle, Vertical tube, Absorbent, R124, Orifice, Expérimentation, DMF, DMA
- Source: International Journal of Refrigeration - Revue Internationale du Froid - vol. 68
- Formats : PDF
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IIR document

Experimental research on heat transfer performance of R124-DMAC bubble absorption in a visual vertical tube absorber.
- Author(s) : JIANG M., XU S., WU X.
- Publication date: 2017/04/23
- Languages : English
- Keywords : Working fluid, Bubble, Vertical tube, Heat transfer, Absorption, R124, Performance, Mixture, Expérimentation, Thermal load
- Source: 5^th IIR Conference on Thermophysical Properties and Transfer Processes of Refrigerants.
- Formats : PDF
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Optimización energética de los refrigerantes R152a, R1234yf, R290, R1270, R600a y R744, como alternativa al R134a en un armario de refrigeración vertical.

Energy optimisation of R152a, R1234yf, R290, R1270, R600a and R744 refrigerants as alternatives to R134a in a vertical refrigeration cabinet.
- Author(s) : SÁNCHEZ D., ANDREU-NACHER A., CALLEJA-ANTA D., NEBOT-ANDRÉS L., VIDAN-FALOMIR F., LLOPIS R., CABELLO R., LARRONDO-SANCHO R.
- Publication date: 2022/04
- Languages : Spanish
- Keywords : Display cabinet, R152a, R744, R290, R1234yf, R600a, R1270, Substitute, Energy consumption, Optimization, Expérimentation
- Source: XI Congreso Ibérico y IX Congreso Iberoamericano de Ciencias y Técnicas del Frío, CYTEF 2022.
- Formats : PDF
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IIR document

Experimental evaluation of the novel R744/R1270 blend in a transcritical refrigeration plant.
- Author(s) : LARRONDO-SANCHO R., VIDAN-FALOMIR F., HAIDA M., SÁNCHEZ D., SMOLKA J., CABELLO R.
- Publication date: 2023/08/21
- Languages : English
- Keywords : Transcritical cycle, CO2, R744, R1270, Propylene, Binary mixture, Expérimentation, COP
- 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

Experimental investigation of the performance of an R1270/CO2 cascade refrigerant system.
- Author(s) : ZHANG Y., HE Y., WANG Y., WU X., JIA M., GONG Y.
- Publication date: 2020/06
- Languages : English
- Keywords : R1270, COP, Testing, CO2, R744, Cascade system, R290, Ammonia, Propane, R717, Substitute
- Source: International Journal of Refrigeration - Revue Internationale du Froid - vol. 114
- Formats : PDF
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IIR document

Experimental comparison of CO2 and alternative CO2/R1270 mixtures in a transcritical refrigerating plant. Energy evaluation in an MT application.
- Author(s) : VIDAN-FALOMIR F., LARRONDO-SANCHO R., SÁNCHEZ D., CABELLO R.
- Publication date: 2024/08
- Languages : English
- Keywords : CO2, R744, Propylene, R1270, COP, Transcritical cycle, Expérimentation
- Source: 16^th IIR-Gustav Lorentzen Conference on Natural Refrigerants (GL2024). Proceedings. University of Maryland, College Park, Maryland, USA, August 11-14 2024
- Formats : PDF
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IIR document

Convective condensation of R600a, R290, R1270 and their zeotropic binary mixtures in horizontal tubes.
- Author(s) : MOREIRA T. A., AYUB Z. H., RIBATSKI G.
- Publication date: 2021/10
- Languages : English
- Keywords : Condensation, Expérimentation, Heat transfer coefficient, Hydrocarbon, Zeotropic mixture, Binary mixture, R600a, R290, R1270, Isobutane, Propane, Propylene
- Source: International Journal of Refrigeration - Revue Internationale du Froid - vol. 130
- Formats : PDF
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IIR document

Experimental evaluation of a cascade refrigeration system with the natural refrigerants R290/R744, R1270/R744 and R600a/R744.
- Author(s) : CABELLO R., SÁNCHEZ D., ANDREU-NACHER A., LLOPIS R., NEBOT-ANDRÉS L., CALLEJA-ANTA D., VIDAN-FALOMIR F.
- Publication date: 2022/06/13
- Languages : English
- Keywords : CO2, Hydrocarbon, R290, R1270, R600a, Cascade system, COP, Expérimentation, Thermodynamic property, Testing
- Source: 15^th IIR-Gustav Lorentzen Conference on Natural Refrigerants (GL2022). Proceedings. Trondheim, Norway, June 13-15^th 2022.
- Formats : PDF
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IIR document

Condensation heat transfer and pressure drop of azeotropic mixture refrigerant R32/R1270 inside horizontal small-diameter tubes.
- Author(s) : HIROSE M., ICHINOSE J., JIGE D., et al.
- Publication date: 2015/08/16
- Languages : English
- Keywords : R1270, Propylene, Heat transfer, R32, Azeotropic mixture, Expérimentation, Condensation, Pressure drop
- Source: Proceedings of the 24th IIR International Congress of Refrigeration: Yokohama, Japan, August 16-22, 2015.
- Formats : PDF
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IIR document

Thermodynamic performance evaluation of a cascade refrigeration system with mixed refrigerants: R744/R1270, R744/R717 and R744/RE170.
- Author(s) : PAROLIN MASSUCHETTO L. H., NASCIMENTO do R. B. C., ROCHA DE CARVALHO S. M., et al.
- Publication date: 2019/10
- Languages : English
- Keywords : Thermodynamics, R1270, Re170, R744, R717, Simulation, Optimization, Cascade system, Mixture, Refrigerant, CO2
- Source: International Journal of Refrigeration - Revue Internationale du Froid - vol. 106
- Formats : PDF
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IIR document

Energy improvements in a stand-alone transcritical refrigeration system using a low-GWP mixture of CO2/R1270.
- Author(s) : SÁNCHEZ D., CABELLO R., LLOPIS R., et al.
- Publication date: 2019/08/24
- Languages : English
- Keywords : R1270, Energy consumption, Commercial refrigerator, Commercial application, Beverage, R744, Polypropylene, Zeotropic mixture, Testing, Transcritical cycle, CO2
- Source: Proceedings of the 25^th IIR International Congress of Refrigeration: Montréal , Canada, August 24-30, 2019.
- Formats : PDF
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IIR document

Experimental performance of an R-22-based refrigeration system for use with R-1270, R-438A, R-404A and R-134a.
- Author(s) : PANATO V. H., PORTO M. P., BANDARRA FILHO E. P.
- Publication date: 2017/11
- Languages : English
- Keywords : TEWI, R438a, R134a, R1270, Comparison, Low GWP, R404A, R22, Substitute, Performance
- Source: International Journal of Refrigeration - Revue Internationale du Froid - vol. 83
- Formats : PDF
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IIR document

Vapor-liquid equilibrium measurement for carbon dioxide (CO2)+propylene (R1270) binary mixture at temperatures from subcritical to supercritical.
- Author(s) : WU Z., SUN R., SHI L., HU P., TIAN H., WANG X., SHU G.
- Publication date: 2024/02
- Languages : English
- Keywords : CO2, R744, R1270, Propylene, Modelling, Equation of state, Expérimentation, Binary mixture, Calculation, Thermodynamic property
- Source: International Journal of Refrigeration - Revue Internationale du Froid - vol. 158
- 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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See all results in the Fridoc database

Fake refrigerants cause havoc

A series of reefer explosions could have been caused by impure refrigerants
- Publication date : 2012/03/19
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Refrigerant contamination

In its "White Paper: Reports of R134a Contaminated with R40 and Other Refrigerants”, AHRI suggests that in addition to R40 and R22, R142b, R152a, and R12 have also been found mixed with R134a in newly filled refrigerant cylinders marked as...
- Publication date : 2013/06/18
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State of the art on the flammability of HFOs

An article recently published in the IJR reviews the flammability characteristics of 48 HFOs and blends for various experimental conditions.
- Publication date : 2020/02/05
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HCFC consumption and production in developing countries

Recent data on the HCFC production and consumption of developing countries were submitted to the Committee of the Multilateral Fund for the Implementation of the Montreal Protocol.
- Publication date : 2018/03/27
- Subjects: Developing country
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