Search results

Recommended by the IIR / IIR document

Experimental investigation of the performance of a low-temperature refrigeration cycle using R170/R290 and R1150/R600a mixtures.
- Author(s) : MONROS-ANDREU G., PRADES L., SAEZ A., MARIN E., LLOPIS R., PATIÑO J.
- Publication date: 2022/06/13
- Languages : English
- Keywords : Low temperature, Zeotropic mixture, Expérimentation, R600a, R1150, R290, R170, Binary mixture, Testing, Medical application
- Source: 15^th IIR-Gustav Lorentzen Conference on Natural Refrigerants (GL2022). Proceedings. Trondheim, Norway, June 13-15^th 2022.
- Formats : PDF
More information
Thermodynamic analysis of an ejector based autocascade system for ultra low temperature freezing using a mixture of refrigerants R600a and R1150.
- Author(s) : EXPÓSITO CARRILLO J. A., SÁNCHEZ DE LA FLOR F. J., SALMERÓN LISSEN J. M.
- Publication date: 2020/11/11
- Languages : English
- Keywords : Isobutane, R600a, Ethylene, R1150, Low temperature, Ejector, Freezing, Cascade system, Modelling
- Source: X Congreso Ibérico y VIII Congreso Iberoamericano de Ciencias y Técnicas del Frío, CYTEF 2020.
- Formats : PDF
More information
Recommended by the IIR / IIR document

Performance optimisation of an ultra-low temperature freezing using ejectors and a mixture of R600a and R1150 for a medical application.
- Author(s) : EXPÓSITO CARRILLO J. A., SÁNCHEZ DE LA FLOR F. J., SALMERÓN LISSEN J. M., RODRIGUEZ JARA E. A. , RUIZ PARDO A.
- Publication date: 2020/12/07
- Languages : English
- Keywords : Ethylene, Isobutane, Medical application, Low temperature, R600a, R1150, Cascade system, Ejector, Performance, COP, Optimization, Hydrocarbon, Modelling
- Source: 14^th IIR-Gustav Lorentzen Conference on Natural Refrigerants (GL2020). Proceedings. Kyoto, Japon, December 7-9^th 2020.
- Formats : PDF
More information
IIR document

Preliminary design of a low-temperature refrigeration system with natural refrigerants for a psychrometric chamber.
- Author(s) : MOROSINOTTO G., BARATIERI M., BERTSCH S. S.
- Publication date: 2018/06/18
- Languages : English
- Keywords : Psychrometry, Industrial application, Safety, Low temperature, Design, R744, R1150, CO2
- Source: 13^th IIR Gustav Lorentzen Conference on Natural Refrigerants (GL2018). Proceedings. Valencia, Spain, June 18-20th 2018.
- Formats : PDF
More information
IIR document

Measurement of thermophysical properties of low-viscous polyol ester lubricants in carbon dioxide, ethane and ethylene atmospheres.
- Author(s) : GÖPFERT T., THOMAS C., HESSE U.
- Publication date: 2019/08/24
- Languages : English
- Keywords : Measurement, Lubricant, R744, R170, R1150, Thermodynamic property, Mixture, Ethylene, Ethane, Refrigerant, CO2
- Source: Proceedings of the 25^th IIR International Congress of Refrigeration: Montréal , Canada, August 24-30, 2019.
- Formats : PDF
More information
IIR document

Experimental investigation on a Joule-Thomson refrigeration cycle with a ternary mixture of hydrocarbons for low-temperature freezer.
- Author(s) : LIU J., LIU Y., YAN G., YU J.
- Publication date: 2023/08/21
- Languages : English
- Keywords : Cryocooler, Freezer, Joule-Thomson, Ternary mixture, R601a, R290, R1150, Expérimentation, Zeotropic mixture, Performance, Low temperature
- Source: Proceedings of the 26^th IIR International Congress of Refrigeration: Paris , France, August 21-25, 2023.
- Formats : PDF
More information
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
More information
IIR document

Optimization and exergy analysis of a cascade organic Rankine cycle integrated with liquefied natural gas regasification process.
- Author(s) : FAKHARZADEH M., TAHOUNI N., ABBASI M., PANJESHANI M. H.
- Publication date: 2023/12
- Languages : English
- Keywords : Simulation, Optimization, Organic Rankine cycle, Natural gas, LNG, Regasification, Modelling, R41, R1150, Exergy, Thermodynamic cycle
- Source: International Journal of Refrigeration - Revue Internationale du Froid - Vol. 156
- Formats : PDF
More information
IIR document

Thermodynamic performance optimization and analysis of an auto-cascade refrigeration cycle with vapor injection for ultra-low temperature freezer.
- Author(s) : LI D., BAI T., YU J.
- Publication date: 2023/01
- Languages : English
- Keywords : Zeotropic mixture, Performance, Exergy, R1150, Low temperature, R290, R600a, R600, Binary mixture, Cascade system, Thermodynamic cycle, Modelling, Simulation, Freezer
- Source: International Journal of Refrigeration - Revue Internationale du Froid - vol. 145
- Formats : PDF
More information
IIR document

Theoretical performance comparison for two-stage auto-cascade refrigeration system using hydrocarbon refrigerants.
- Author(s) : HE Y., WU H., LIU Y., WANG T., WU X., CHENG C., JIN T.
- Publication date: 2022/10
- Languages : English
- Keywords : Cascade system, Hydrocarbon, Performance, Exergy, Low temperature, Two-stage system, R170, R600a, R600, R1150, R23, R134a, Simulation, Design, Thermodynamic cycle
- Source: International Journal of Refrigeration - Revue Internationale du Froid - vol. 142
- Formats : PDF
More information
IIR document

Options of low Global Warming Potential refrigerant group for a three-stage cascade refrigeration system.
- Author(s) : SUN Z., WANG Q., DAI B., et al.
- Publication date: 2019/04
- Languages : English
- Source: International Journal of Refrigeration - Revue Internationale du Froid - vol. 100
- Formats : PDF
More information
IIR document

Thermodynamic analysis on a modified auto-cascade refrigeration cycle with a self-recuperator.
- Author(s) : LIU J., LIU Y., YAN G., YU J.
- Publication date: 2022/05
- Languages : English
- Source: International Journal of Refrigeration - Revue Internationale du Froid - vol. 137
- Formats : PDF
More information
IIR document

Application of environment mixed refrigerants in a small cryogenic device.
- Author(s) : QU Y., WANG F., YU D., et al.
- 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
More information
IIR document

Evaluation of the potential of using ejector system in autocascade systems for ultralow temperature refrigerators.
- Author(s) : OSSORIO R., GUITIERREZ M. A., NAVARRO-PERIS E.
- 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
More information
IIR document

Performance analysis on a novel small-scale autocascade natural gas liquefaction system utilizing a rectifying column.
- Author(s) : SONG Q., WANG H., REN B., et al.
- Publication date: 2017/05/15
- Languages : English
- Source: Cryogenics 2017. Proceedings of the 14^th IIR International Conference: Dresden, Germany, Mai 15-19, 2017.
- Formats : PDF
More information

See all results in the Fridoc database

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
Read more
IIR 2023 conference in Ohrid: focus on CO2 heat pumps

As demonstrated at the last IIR conference in Ohrid , heat pumps are a potential development area for the use of CO2, in particular for the thermal management of electric vehicles.
- Publication date : 2023/05/26
- Subjects: Technology
Read more

New IIR members

The IIR welcomes the following new members: Benefactor members Communauté Urbaine de Dunkerque, France EPEE, Belgium Private members Mr Nacer Achaichia, Belgium Mr Pascal Leterrible, France Mr Georges Marguerite, France Mr Mitchell...
- Publication date : 2011/02/04
Read more

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
Read more