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IIR document

pvTz properties of R1132a + R1234yf binary system measured in the two-phase and superheated vapor regions.
- Author(s) : TOMASSETTI S., DI NICOLA G.
- Publication date: 2023/08/21
- Languages : English
- Keywords : Thermodynamic property, Binary mixture, Expérimentation, R1132a, R1234yf, Equation of state, Superheat, Liquid-vapour
- Source: Proceedings of the 26^th IIR International Congress of Refrigeration: Paris , France, August 21-25, 2023.
- Formats : PDF
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Theoretical performance of cryogenic temperature applications using R23 alternative low GWP refrigerant, R1132a (1,1difluoroethene).
- Author(s) : KAYUKAWA Y., FUJITA Y., KANO Y.
- Publication date: 2021/06
- Languages : English
- Keywords : HFO, R1132a, Cryogenics, Low temperature, Low GWP, Equation of state, Mixture, Modelling, Thermodynamic cycle
- Source: 2^ndIIR Conference on HFO Refrigerants and Low GWP Blends
- Formats : PDF
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IIR document

Molecular simulation for liquid vapour equilibria of ethylene,R1132a, R1132(E) and R1123.
- Author(s) : KONDOU C., OKUMURA T., MIURA T., LIU Y.
- Publication date: 2021/06
- Languages : English
- Keywords : Simulation, Ethylene, R1132a, R1132(E), , Equilibrium, Surface tension, Saturation, Pressure, Thermodynamic property, Liquid-vapour
- Source: 2^ndIIR Conference on HFO Refrigerants and Low GWP Blends
- Formats : PDF
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IIR document

Compressed liquid density and speed of sound measurements and correlation of the binary mixture {carbon dioxide (CO2) + 1,1-difluoroethene (R1132a)} at temperatures from 220 K to 350 K.
- Author(s) : MENEGAZZO D., ROWANE A. J., FEDELE L., BOBBO S., LOMBARDO G., MCLINDEN M. O.
- Publication date: 2023/08/21
- Languages : English
- Keywords : Binary mixture, R744, Expérimentation, CO2, R1132a, HFO, Equation of state, Sound velocity, Modelling, Thermodynamic property
- 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

Evaluation of potential use of R1132A as a refrigerant blend component.
- Author(s) : LOW R.
- Publication date: 2018/09
- Languages : English
- Source: 1^st IIR international conference on the application of HFO refrigerants, Birmingham, September 2-5 2018.
- Formats : PDF
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IIR document

Evaluation of potential use of R1132A as a refrigerant blend component.
- Author(s) : LOW R.
- Publication date: 2018/09
- Languages : English
- Source: 1^st IIR international conference on the application of HFO refrigerants, Birmingham, September 2-5 2018.
- Formats : PDF
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1,1-difluoroethylene thermal stability, material compatibility and refrigerant/lubricant interactions study.
- Author(s) : AL-RUBAAY R., SEETON C. J., LOW R. E.
- Publication date: 2022
- Languages : English
- Keywords : R1132a, Lubricant, Compatibility, HFO, Stability, Testing, Standard
- Source: 2022 Purdue Conferences. 19^th International Refrigeration and Air-Conditioning Conference at Purdue.
- Formats : PDF
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IIR document

Surface tension measurement with assistance of a molecular simulation for low GWP refrigerant mixtures.
- Author(s) : KAWAHARA T., NONAKA R., OKUMURA T., KONDOU C.
- Publication date: 2023/08/21
- Languages : English
- Keywords : Simulation, Low GWP, Surface tension, R1132a, Propane, R290, , Binary mixture
- 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

Characteristics of blends using ultra-low GWP molecules for application in positive displacement compressor-based systems operating at higher pressures.
- Author(s) : SCHULTZ K., KUJAK S., SORENSON E.
- Publication date: 2020/07/31
- Languages : English
- Keywords : HFC, Low GWP, Substitute, R404A, HFO, Mixture, R1234yf, R32, , R1132a, Thermodynamic property
- Source: IIR Rankine Conference 2020.
- Formats : PDF
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IIR document

Performance evaluation of a single-stage Linde-Hampson refrigeration system using low-GWP R1234yf-blends.
- Author(s) : QIN Y., LI N., LIU B., ZHANG H.
- Publication date: 2023/04/05
- Languages : English
- Keywords : Linde, R1234yf, R1132a, Simulation, Modelling, Thermodynamic property, Low GWP, Performance, COP, Low temperature
- Source: 3^rd IIR conference on HFO Refrigerants and low GWP Blends. Shanghai, China.
- Formats : PDF
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IIR document

Solid-liquid equilibrium property measurements for R23 alternative candidates.
- Author(s) : TOMASSETTI S., MIYOSHI K., DI NICOLA G., KAWAMURA R., KONDOU C.
- Publication date: 2023/08/21
- Languages : English
- Keywords : Equilibrium, Thermodynamic property, HFO, R1132a, R23, Binary mixture, Ternary mixture, Expérimentation, Low temperature
- 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

Scanning Ternary Mixtures for the Low Stage of Cascades in Ultra-Low Temperature Refrigeration.
- Author(s) : MOTA BABILONI A., FERNANDEZ MORENO A., GIMÉNEZ-PRADES P., NAVARRO-ESBRÍ J.
- Publication date: 2022/04/11
- Languages : English
- Keywords : Low temperature, Ternary mixture, COP, GWP, R744, R32, R125, R134a, R1132a, R41, R23, R1150, Flammability
- Source: 7^th IIR International Conference on Sustainability and the Cold Chain (Online). Proceedings: April 11-13 2022
- Formats : PDF
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IIR document

Molecular simulation for property prediction of low GWP refrigerant mixtures.
- Author(s) : IMAI T., MIURA T., HASHIMOTO M., OKUMURA T., KONDOU C.
- Publication date: 2023/08/21
- Languages : English
- Keywords : Simulation, Equilibrium, R1132a, R744, CO2, Propane, R290, Low GWP, Thermodynamic property, Binary mixture, , Low temperature
- 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

High-performance air-conditioning refrigerants with low GWP.
- Author(s) : LOW R.
- Publication date: 2020/07/31
- Languages : English
- Keywords : Air conditioning, Mobile air conditioning, Low GWP, Mixture, R1132a, HFO, Electric vehicle, Modelling, Testing, Refrigerant
- Source: IIR Rankine Conference 2020.
- Formats : PDF
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Recommended by the IIR / IIR document

Lower GWP options to replace R-23 for ultra-low temperature transport refrigeration.
- Author(s) : KUJAK S., SCHULTZ K.
- Publication date: 2020/08/26
- Languages : English
- Keywords : Low temperature, Low GWP, R23, Refrigerated transport, Cascade system, Thermodynamic property, R744, HFC, Simulation, Mixture, R1132a
- Source: 6^th IIR International Conference on Sustainability and the Cold Chain. Proceedings: Nantes, France, August 26-28 2020
- Formats : PDF
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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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Member news: Koura introduces new refrigerant for air conditioning

Refrigerant manufacturer Koura recently introduced R468C, a refrigerant that could replace R410A in air conditioning systems.
- Publication date : 2022/10/27
- Subjects: HFCs alternatives
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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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