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IIR document

Investigation on flow pattern, particle size and clogging during the expansion of CO2 into the solid-gaseous region below the triple point.
- Author(s) : XU Y., LANGEBACH R., ALVEAR R. S., et al.
- Publication date: 2018/06/18
- Languages : English
- Keywords : R744, Sublimation, Triple point, Particle, Expérimentation, Expansion, 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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IIR document

Experimental study of the heat transfer in R744/R600a mixtures below the R744 triple point temperature.
- Author(s) : SOBIERAJ M., ROSINSKI M.
- Publication date: 2019/07
- Languages : English
- Keywords : R600a, Heat transfer coefficient, Temperature, R744, Triple point, Mixture, Expérimentation, Refrigerant
- Source: International Journal of Refrigeration - Revue Internationale du Froid - vol. 103
- Formats : PDF
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IIR document

Triple point measurements for new low- global-warming-potential refrigerants: Hydro-fluoro-olefins, hydro-chloro-fluoro-olefins, and trifluoroiodomethane.
- Author(s) : TOMASSETTI S., KONDOU C., DI NICOLA G.
- Publication date: 2022/01
- Languages : English
- Keywords : HFO, HCFO, Methane, Temperature, Triple point, Refrigerant, Low GWP, Measurement, Iodine
- Source: International Journal of Refrigeration - Revue Internationale du Froid - vol. 133
- Formats : PDF
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IIR document

Solid–liquid equilibria for the R32 + R1234ze(E) binary system.
- Author(s) : TOMASSETTI S., COCCIA G., PIERANTOZZI M., et al.
- Publication date: 2019/11
- Languages : English
- Keywords : Equilibrium, Measurement, Temperature, R32, R1234ze(E), Triple point, Binary mixture, Expérimentation, Refrigerant
- Source: International Journal of Refrigeration - Revue Internationale du Froid - vol. 107
- Formats : PDF
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IIR document

Solid–liquid equilibria of binary systems containing low global warming potential refrigerants.
- Author(s) : TOMASSETTI S., DI NICOLA G., MIYOSHI K., BUSBY R. L., KONDOU C.
- Publication date: 2022/12
- Languages : English
- Keywords : Low GWP, R23, R1234yf, R1234ze(E), HFO, Triple point, Low temperature, Cascade system, Expérimentation, Binary mixture, R744, R1132a, Cryogenics
- Source: International Journal of Refrigeration - Revue Internationale du Froid - vol. 144
- Formats : PDF
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IIR document

Preliminary study of the splashing effect due to the bursting of giant water bubbles near the triple point: application to water evaporator.
- Author(s) : GIRAUD F., MANTAROPOULOS P., TREMEAC B., TOBALY P.
- 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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IIR document

Low temperature subcritical refrigeration cycles working with CO₂ mixtures.
- Author(s) : SOBIERAJ M.
- Publication date: 2022/06/13
- Languages : English
- 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

Correlations for the viscosity of 2,3,3,3-tetrafluoroprop-1-ene (R1234yf) and trans-1,3,3,3-tetrafluoropropene (R1234ze(E)).
- Author(s) : HUBER M. L., ASSAEL M. J.
- Publication date: 2016/11
- Languages : English
- Source: International Journal of Refrigeration - Revue Internationale du Froid - vol. 71
- Formats : PDF
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N₂O/CO₂-Mixtures as Refrigerants for Temperatures below -50 °C.
- Author(s) : KAUFFELD M., MAURATH T., GERMANUS J., ASKAR E.
- Publication date: 2020/09
- Languages : English
- Source: International Journal of Refrigeration - Revue Internationale du Froid - vol. 117
- Formats : PDF
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IIR document

A new ISO 17584 standard equation of state for 2,3,3,3-Tetrafluoroprop-1-ene (R1234yf) and its modification for trans-1,2-Difluoroethene [R1132(E)].
- Author(s) : AKASAKA R., LEMMON E. W.
- Publication date: 2021/06
- Languages : English
- Source: 2^ndIIR Conference on HFO Refrigerants and Low GWP Blends
- Formats : PDF
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IIR document

N2O-CO2-mixtures as refrigerants for temperatures below -50 °C.
- Author(s) : KAUFFELD M., MAURATH T.
- Publication date: 2019/08/24
- Languages : English
- 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

Bubble-point measurement of CO2 + HC refrigerant mixtures at low temperatures below 230K.
- Author(s) : KAYUKAWA Y., AKASAKA R.
- Publication date: 2018/06/18
- Languages : English
- Source: 13^th IIR Gustav Lorentzen Conference on Natural Refrigerants (GL2018). Proceedings. Valencia, Spain, June 18-20th 2018.
- Formats : PDF
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IIR document

A table-top demonstration unit for CO2-sublimation cycles.
- Author(s) : XU Y., TANNERT T., HESSE U.
- Publication date: 2019/08/24
- Languages : English
- Source: Proceedings of the 25^th IIR International Congress of Refrigeration: Montréal , Canada, August 24-30, 2019.
- Formats : PDF
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Liquid-gas cryogenic energy storage units operating at constant temperature.
- Author(s) : AFONSO J., MARTINS D., CATARINO I., et al.
- Publication date: 2016/02/25
- Languages : English
- Source: Applied Thermal Engineering - vol. 95
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IIR document

Two stage ecological hybrid sorption-compression refrigeration cycle.
- Author(s) : CYKLIS P.
- Publication date: 2014/12
- Languages : English
- Source: International Journal of Refrigeration - Revue Internationale du Froid - vol. 48
- Formats : PDF
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Mine cooling

Cooling the world's deepest single-shaft mine: cooling Anglogold Mponeng gold mine in Gauteng, South Africa, is a challenge - the mine is 3.68 km deep and without cooling, temperatures can reach 60°C at the mine face. Six 3.5 MW Eco-Vim...
- Publication date : 2006/01/28
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Heat exchanger design can improve the performance of PCMs

According to a recent review article, optimising the design of heat exchangers in latent heat thermal energy storage systems (LHTES) is one way of improving the thermal conductivity of phase change materials...
- Publication date : 2021/02/12
- Subjects: Technology
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Photovoltaic thermal system combined with adsorption cooling achieves 75% efficiency

Researchers from IBM Zurich research laboratory combined photovoltaic (PV) and solar thermal techniques in a high-concentration PV thermal (HCPVT) system to achieve efficient electrical cooling output without the need for extra cells.
- Publication date : 2013/10/25
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IIR member news: Air Liquide joins the fight against the Covid-19 epidemic

To deal with the Covid-19 epidemic in France, the Air Liquide group, member of the IIR, has decided to produce 10,000 respirators in 50 days.
- Publication date : 2020/04/05
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Cryogenic nitrogen in the food and beverage industry

The adoption of cryogenic processes in the food and beverage industry is predominantly driven by liquid nitrogen (LIN), and it is the preferred candidate for food chilling and...
- Last update : 2023/11/07
- Langues : English, French
- Themes : Freezing of foodstuffs
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