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High pressure rotary compressor CFD analysis: performance comparison of two R-gases (R134[a] and R407C).
- Author(s) : ADHIKARY P., SAHA S., PRAKASH D., et al.
- Publication date: 2018/07/27
- Languages : English
- Keywords : R407C, R134a, Household application, CFD, Simulation, Pressure, Air conditioning, Rotary compressor
- Source: Proceedings of the International Conference on Emerging Technologies for Sustainable and Intelligent HVAC&R Systems, Kolkata, July 27-28 2018.
- Formats : PDF
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Avaliação experimental do desempenho de um sistema de refrigeração cascata R744/R134a.

Experimental evaluation of the performance of R744/R134a cascade refrigeration system.
- Author(s) : QUEIROZ M. V. A., PANATO V. H., ANTUNES A. H. P., et al.
- Publication date: 2016/05/03
- Languages : Portuguese
- Keywords : R134a, R744, Cooling capacity, Supermarket, Performance, Cascade system, Expérimentation
- 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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Evaluación del intercambiador intermedio usando fluidos fluorados como sustitutos de R134a.

Assessment of an intermediate exchanger using fluorinated fluids as R134a substitutes.
- Author(s) : MOTA BABILONI A., BARRAGÁN-CERVERA A., NAVARRO-ESBRÍ J.
- Publication date: 2016/05/03
- Languages : Spanish
- Keywords : R134a, R1234ze, Substitute, F-gas (fluorinated gas), Energy efficiency, Refrigerant, Exchanger
- 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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Recommended by the IIR / IIR document

Research on flammability of R290/R134a, R600a/R134a and R600a/R290 refrigerant mixtures.
- Author(s) : CAI D., HAO Z., XU H., HE G.
- Publication date: 2022/05
- Languages : English
- Keywords : Mixture, Flammability, R600a, R134a, R290, HFC, Hydrocarbon, Isobutane, Propane, Expérimentation
- Source: International Journal of Refrigeration - Revue Internationale du Froid - vol. 137
- Formats : PDF
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IIR document

Experimental study of an R1234ze(E)/R134a mixture (R450A) as R134a replacement.
- Author(s) : MOTA BABILONI A., NAVARRO-ESBRÍ J., BARRAGÁN-CERVERA A., et al.
- Publication date: 2015/03
- Languages : English
- Keywords : Refrigerating system, R134a, Drop-in, R1234ze, Mixture, GWP, Energy efficiency, Refrigerant
- Source: International Journal of Refrigeration - Revue Internationale du Froid - vol. 51
- Formats : PDF
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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

Numerical investigation of R-134a ejector.
- Author(s) : BESAGNI G., MEREU R., INZOLI F.
- Publication date: 2016/06/22
- Languages : English
- Keywords : R134a, CFD, Simulation, Ejector, Flow, Refrigerant
- Source: 1^st IIR International Conference of Cryogenics and Refrigeration Technology (ICCRT 2016). Proceedings: Bucharest, Romania, June 22-25, 2016.
- Formats : PDF
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IIR document

Energy evaluation of drop-in replacements for R134a in cascade CO2/R134a refrigeration units.
- Author(s) : MAKHNATCH P., MOTA BABILONI A., KHODABANDEH R.
- Publication date: 2018/06/18
- Languages : English
- Keywords : R134a, Drop-in, R744, R513A, R450A, Supermarket, Cascade system, Flammability, Expérimentation, COP, CO2
- Source: 13^th IIR Gustav Lorentzen Conference on Natural Refrigerants (GL2018). Proceedings. Valencia, Spain, June 18-20th 2018.
- Formats : PDF
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Equations for refrigerants R134a viscosity and thermal conductivity calculation.

[In Ukrainian. / En ukrainien.]
- Author(s) : BOYCHUK A. S.
- Publication date: 2015
- Languages : Ukrainian
- Keywords : Viscosity, Thermal conductivity, R134a, Calculation, Refrigerant
- Source: Holodil'na Tehnika i Tehnologiâ - vol.51 - n.2
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IIR document

Viscosity measurements of R32, R134A and R1234ze(Z).
- Author(s) : MATSUGUCHI A., KAGAWA N.
- Publication date: 2015/08/16
- Languages : English
- Keywords : Viscosity, R134a, Measurement, R32, R1234ze, Refrigerant
- Source: Proceedings of the 24th IIR International Congress of Refrigeration: Yokohama, Japan, August 16-22, 2015.
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Experimental investigations on a R134a ejector applied in a refrigeration system.
- Author(s) : YAN J., CHEN G., LIU C., et al.
- Publication date: 2017/01/05
- Languages : English
- Keywords : R134a, Performance, Pressure, Expérimentation, Ejector
- Source: Applied Thermal Engineering - vol. 110
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Experimental study of PVTx properties of mixture refrigerant R1234yf/R134a.

[In Chinese. / En chinois.]
- Author(s) : CHEN R., QI Y., WU D.
- Publication date: 2016/01
- Languages : Chinese
- Keywords : R134a, R1234yf, Thermodynamic property, Mixture, Expérimentation, Refrigerant
- Source: HV & AC - vol. 437 - n. 168
- Formats : PDF
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Condensation of superheated R134a inside a vertical tube.
- Author(s) : SIERES J., MARTíNEZ-SUÁREZ J. A., MARTIN E.
- Publication date: 2016/07/11
- Languages : English
- Keywords : R134a, Vertical tube, Heat transfer, Superheat, Expérimentation, Refrigerant, Condensation
- Source: 2016 Purdue Conferences. 16th International Refrigeration and Air-Conditioning Conference at Purdue.
- Formats : PDF
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IIR document

Shadowgraph visualization of condensing R134a flow through ejectors.
- Author(s) : LITTLE A. B., GARIMELLA S.
- Publication date: 2016/08
- Languages : English
- Keywords : Two-phase flow, R134a, CFD, Nozzle, Simulation, Ejector, Condensation
- Source: International Journal of Refrigeration - Revue Internationale du Froid - vol. 68
- Formats : PDF
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IIR document

Characterization of heat transfer in R134a spray cooling.
- Author(s) : LIU J., QIAN Y., SHUANGTAO C., et al.
- Publication date: 2015/08/16
- Languages : English
- Keywords : Spray cooling, R134a, Heat transfer, Performance, Expérimentation, Refrigerant
- Source: Proceedings of the 24th IIR International Congress of Refrigeration: Yokohama, Japan, August 16-22, 2015.
- Formats : PDF
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See all results in the Fridoc database

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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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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