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IIR document

Improving R600a efficiency: RE170/R600 natural mixture experimental analysis.
- Author(s) : CALLEJA-ANTA D., NEBOT-ANDRÉS L., MARTINEZ-ANGELES M., SÁNCHEZ D., LLOPIS R.
- Publication date: 2024/08
- Languages : English
- Keywords : R600a, Mixture, Re170, COP, Energy efficiency, 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

Charge limitation estimation of R1243zf/RE170 refrigerant for air conditioning systems for human comfort.
- Author(s) : WU X., ZHANG X., XU S., DANG C., SUN D.
- Publication date: 2021/06
- Languages : English
- Keywords : HFO, Flammability, Air conditioning, Refrigerant charge, R1243zf, Re170, Mixture, Expérimentation, Safety
- Source: 2^ndIIR Conference on HFO Refrigerants and Low GWP Blends
- 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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Theoretical development of thermodynamic properties of an environmental friendly refrigerant RE170 by using Martin HOU equation of state.
- Author(s) : SHARMAS VALI S., ASHOK BABU T. P.
- Publication date: 2018/07/09
- Languages : English
- Source: 2018 Purdue Conferences. 17^th International Refrigeration and Air-Conditioning Conference at Purdue.
- Formats : PDF
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IIR document

Flammability limits of theoretical azeotropic mixtures consist of R1243zf, RE170 and flame retardants (R13I1, R134a, or R227ea).
- Author(s) : WU X., OU Z., GUAN H., ZHU X., YANG Z., XU S.
- Publication date: 2024/03
- Languages : English
- Source: International Journal of Refrigeration - Revue Internationale du Froid - vol. 159
- Formats : PDF
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IIR document

Propylene and DME solubility in PAG oil: Experimental investigations and simplified modeling.
- Author(s) : CARAMASCHI M., NOTTURNO J., VACCARO G., MEESENBURG W., JENSEN J., ELMEGAARD B., TREMEAC B., TOBALY P.
- Publication date: 2024/09
- Languages : English
- Keywords : Solubility, Refrigerant charge, Expérimentation, Modelling, Propylene, DME, Polyalkylene glycol, Propane, R1270, Re170
- Source: International Journal of Refrigeration - Revue Internationale du Froid - vol. 165
- Formats : PDF
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IIR document

Experimental investigations and modeling of Propylene and DME solubility in PAG oil.
- Author(s) : CARAMASCHI M., NOTTURNO J., VACCARO G., TALLURI L., MEESENBURG W., JENSEN J., ELMEGAARD B., TOBALY P.
- Publication date: 2023/08/21
- Languages : English
- Keywords : Propylene, R1270, Re170, Polyalkylene glycol, Solubility, Propane, R290, Expérimentation, Modelling, Miscibility, Calculation, Lubricant, Correlation
- 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

Correlation of R290 + ethanol using cubic equation of state with some mixing rules.
- Author(s) : TSUJI T., NAKAZAWA M., LAI A. J. X., TAN L. S., HOSHINA T. A., YOSHIDA A.
- Publication date: 2020/12/07
- Languages : English
- Keywords : Hydrocarbon, Mixture, HFO, Thermodynamic property, Equation of state, R290, Propane, Ethanol, Re170, R1234ze(E), Spray, Propellant, Modelling
- Source: 14^th IIR-Gustav Lorentzen Conference on Natural Refrigerants (GL2020). Proceedings. Kyoto, Japon, December 7-9^th 2020.
- Formats : PDF
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Experimental investigation of a rolling piston compressor operated with a hydrocarbon refrigerant mixture.
- Author(s) : COP M., NOSBERS R., THOMAS C., HESSE U.
- Publication date: 2021/08/31
- Languages : English
- Keywords : Rolling piston compressor, Performance, Expérimentation, Zeotropic mixture, Drop-in, Test rig, Re170, R290, Propane, Slugging
- Source: 13^th IEA Heat Pump Conference 2021: Heat Pumps – Mission for the Green World. Conference proceedings [full papers]
- Formats : PDF
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Recommended by the IIR

New HFC/HFO blends as refrigerants for the Vapor-Compression Refrigeration System (VCRS)
- Author(s) : BARTOSZ G., SZCZEPANOWSKA A., ROSIEK S.
- Publication date: 2021/02
- Languages : English
- Keywords : Modelling, HFO, HFC, Zeotropic mixture, Azeotropic mixture, Thermodynamic property, Thermodynamic cycle, Low GWP, Compression system, R1234yf, R152a, Re170, Ternary mixture
- Source: Energies - vol. 14 - n. 4
- Formats : PDF
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IIR document

Performance analysis of ternary azeotropic mixtures in different vapor compression refrigeration cycles.
- Author(s) : MAALEM Y., FEDALI S., MADANI H., TAMENE Y.
- Publication date: 2020/11
- Languages : English
- Keywords : HFC, HFO, Hydrocarbon, Ejector system, Compression system, Azeotropic mixture, R134a, R600a, Isobutane, R1234yf, R1234ze, Re170, Low GWP, COP, Modelling, Simulation
- Source: International Journal of Refrigeration - Revue Internationale du Froid - vol. 119
- Formats : PDF
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IIR document

Experimental investigation of the mixed refrigerants solubility in compressor oils.
- Author(s) : SEMENYUK Y. V., ZHELEZNY V. P., CHEN G. M., et al.
- Publication date: 2014/08/02
- Languages : English
- Source: 11^thIIR Gustav Lorentzen Conference on Natural Refrigerants (GL2014). Proceedings. Hangzhou, China, August 31-September 2, 2014.
- Formats : PDF
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IIR document

Prediction of the surface tension for refrigerants and refrigerant-oil solutions (ROS).
- Author(s) : ZHELEZNY V., SECHENYH V., IVCHENKO D., et al.
- Publication date: 2014/04
- Languages : English
- Source: International Journal of Refrigeration - Revue Internationale du Froid - vol. 40
- Formats : PDF
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IIR document

Misciblity characteristics of several low GWP refrigerants and typical lubricating oils.
- Author(s) : YANG Z., WU X., TIAN T.
- 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
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IIR document

Investigation of a heat pump dishwasher with Natural Refrigerant Mixture.
- Author(s) : STOECKEL K., MICKOLEIT E., BUSHING F., BARTA R. B., THOMAS C.
- Publication date: 2023/08/21
- Languages : English
- Source: Proceedings of the 26^th IIR International Congress of Refrigeration: Paris , France, August 21-25, 2023.
- Formats : PDF
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See all results in the Fridoc database

US EPA proposes acceptance of hydrocarbons and R32 in 6 applications

The US EPA has proposed a range of acceptable uses for hydrocarbon refrigerants – R600a, R290, R170 and R441A along with R32 under the EPA’s Significant New Alternatives Policy (SNAP)
- Publication date : 2014/09/08
- Subjects: Regulation
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US: EPA expands the use of 4 hydrocarbons and R32

The US Environmental Protection Agency (EPA) recently authorised the use of four hydrocarbon refrigerants and R32 in various applications.
- Publication date : 2015/06/19
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Reducing the environmental impact of ultra-low temperature refrigeration systems

Ultra-low temperature (ULT) refrigeration systems often use very high-GWP HFCs. Yet, ULT systems are excluded from the scope of the regulations aimed at phasing-down HFCs. An IJR paper reviews the most promising...
- Publication date : 2020/04/05
- Subjects: Environment, HFCs alternatives
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The hydrocarbon market in the Asia Pacific

The hydrocarbon market in the Asia Pacific will reach USD 128.5 million in 2018, according to a new market report by MicroMarket Monitor.
- Publication date : 2014/12/11
- Subjects: Figures, economy
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Hydrocarbon refrigerants

Hydrocarbons such as R290 (propane), R600a (isobutane) or R1270 (propene/propylene) are low GWP non-toxic natural refrigerants with excellent thermodynamic properties. They offer an...
- Last update : 2022/06/22
- Langues : English, French
- Themes : Hydrocarbons, Containment, refrigerant charge reduction
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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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