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IIR document

Screening of working fluids for the ejector refrigeration system.

• Author(s) : CHEN J., HAVTUN H., PALM B.
• Publication date: 2014/11
• Languages : English
• Keywords : Working fluid, Refrigerating system, Ejector system, Performance
• Source: International Journal of Refrigeration - Revue Internationale du Froid - vol. 47
• Formats : PDF

Recommended by the IIR / IIR document

Natural working fluids for absorption refrigeration.

• Author(s) : KERLEAUX M., RODIER L., ANDANSON J-M., DEQUIDT A., COULIER Y.
• Publication date: 2022/06/13
• Languages : English
• Keywords : Modelling, Thermodynamic property, Expérimentation, Simulation, Working fluid, Absorption system, CO2, Absorbent
• Source: 15^th IIR-Gustav Lorentzen Conference on Natural Refrigerants (GL2022). Proceedings. Trondheim, Norway, June 13-15^th 2022.
• Formats : PDF

Emerging technologies in metal working fluids and compatibility with refrigeration systems.

• Author(s) : BUTLER R., TURNER N., BUJOUVES N.
• Publication date: 2016/07/11
• Languages : English
• Keywords : Working fluid, Metal, Lubricant, Performance, Compressor, Compatibility
• Source: 2016 Purdue Conferences. 16th International Refrigeration and Air-Conditioning Conference at Purdue.
• Formats : PDF

Viscosity of refrigerants and other working fluids from residual entropy scaling.

• Author(s) : BELL I., LAESECKE A.
• Publication date: 2016/07/11
• Languages : English
• Keywords : Working fluid, Viscosity, Measurement, R124, Entropy, Refrigerant
• Source: 2016 Purdue Conferences. 16th International Refrigeration and Air-Conditioning Conference at Purdue.
• Formats : PDF

IIR document

Evaluation metrics of electrochemically active working fluids for heat pumping cycles.

• Author(s) : KIM J., BRAUN J. E., GROLL E. A., ZIVIANI D.
• Publication date: 2023/08
• Languages : English
• Keywords : Chemical heat pump, Heat pump, Thermodynamics, Working fluid, Prediction
• Source: International Journal of Refrigeration - Revue Internationale du Froid - vol. 152
• Formats : PDF

Mixture of working fluids in ORC plants with pool boiler evaporator.

• Author(s) : RAJABLOO T., IORA P., INVERNIZZI C.
• Publication date: 2016/04/05
• Languages : English
• Keywords : Working fluid, Pool boiling, Organic Rankine cycle, Mixture, Evaporator
• Source: Applied Thermal Engineering - vol. 98

IIR document

Thermoacoustic refrigeration with compressible liquid as working fluid.

• Author(s) : YANG R., YANG Y., XU J., WU Z., LUO E.
• Publication date: 2024/06
• Languages : English
• Keywords : Thermoacoustics, Working fluid, Modelling, COP, Calculation, Heat transfer, Refrigerator, Carnot, Acoustics, Thermodynamic cycle
• Source: International Journal of Refrigeration - Revue Internationale du Froid - vol. 162
• Formats : PDF

Thermo-economic analysis and selection of working fluid for solar organic Rankine cycle.

• Author(s) : DESAI N. B., BANDYOPADHYAY S.
• Publication date: 2016/02/25
• Languages : English
• Keywords : Working fluid, Thermal analysis, Solar collector, Rankine, Economy, Performance
• Source: Applied Thermal Engineering - vol. 95

Experimental comparison of working fluids for organic Rankine cycle with single screw expander.

• Author(s) : GUSEV S., ZIVIANI D., BELL I., et al.
• Publication date: 2014/07/14
• Languages : English
• Keywords : Working fluid, Rankine, R245fa, Comparison, Performance, Expander, Expérimentation, Cycle
• Source: 2014 Purdue Conferences. 15th International Refrigeration and Air-Conditioning Conference at Purdue.
• Formats : PDF

IIR document

Thermodynamic study of working fluid pairs for an absorption refrigeration process.

• Author(s) : HAJLAOUI A., SALAT L., RODIER L., ANDANSON J-M., COULIER Y.
• Publication date: 2023/08/21
• Languages : English
• Keywords : Absorption system, CO2, R744, Working fluid, Thermodynamic cycle, Expérimentation, Solubility, Calorimetry
• Source: Proceedings of the 26^th IIR International Congress of Refrigeration: Paris , France, August 21-25, 2023.
• Formats : PDF

Novel and conventional working fluid mixtures for solar Rankine cycles: Performance assessment and multi-criteria selection.

• Author(s) : MAVROU P., PAPADOPOULOS A. I., STIJEPOVIC M. Z., et al.
• Publication date: 2015/01/22
• Languages : English
• Keywords : Working fluid, Solar collector, Rankine, Performance, Model, Mixture
• Source: Applied Thermal Engineering - vol. 75

IIR document

A new method for online measurement of the concentration of working fluids in absorption refrigeration systems.

• Author(s) : JIANG J., HE G. G., LIU Y. L., et al.
• Publication date: 2017/06
• Languages : English
• Keywords : Working fluid, Measurement, Absorption system, Electric conductivity, Concentration
• Source: International Journal of Refrigeration - Revue Internationale du Froid - vol. 78
• Formats : PDF

A model-based approach for analysis of working fluids in heat pipes.

• Author(s) : ARAB M., ABBAS A.
• Publication date: 2014/12
• Languages : English
• Keywords : Working fluid, Thermal property, Heat pipe, Heat transfer, Physical property, Modelling
• Source: Applied Thermal Engineering - vol. 73 - n. 1

Experimental investigation on thermal performance of oscillating heat pipe with water/methanol mixture as working fluids.

[In Chinese. / En chinois.]

• Author(s) : XU T., CUI X., LI Z., et al.
• Publication date: 2015/02
• Languages : Chinese
• Keywords : Working fluid, Heat pipe, Methanol, Heat transfer, Performance, Mixture, Water
• Source: Journal of Refrigeration - vol. 36 - n. 161
• Formats : PDF

An approach to working fluid selection for absorption power cycle based on the sub-cycle coupling concept.

• Author(s) : LI X., ZHENG D., JING X., et al.
• Publication date: 2014/03/02
• Languages : English
• Keywords : Working fluid, R245fa, Efficiency, Absorption, Power, Simulation, Hydrocarbon
• Source: International sorption heat pump conference (ISHPC2014), College Park, United States, March 31-April 2, 2014.
• Formats : PDF

IIR Rankine Conference 2020: Which alternative working fluids for ORC systems?

HFOs (hydrofluoroolefins), HCFOs (hydrochlorofluoroolefins) and hydrocarbons were the main alternatives to HFC245fa presented during the IIR Rankine Conference 2020.

• Publication date : 2020/09/04
• Subjects: HFCs alternatives

R1234yf as a working fluid in Organic Rankine Cycle systems

A recent review article presented the use of HFO R1234yf and its mixtures in Organic Rankine Cycle (ORC) systems, namely in applications for waste heat recovery from internal...

• Publication date : 2021/09/07
• Subjects: Technology

Road to COP28. Extending the temperature range and application for heat pumps

To promote decarbonation, “high temperature heat pumps should be designed using waste heat and renewables as a driving energy, and environmentally friendly working fluids”, according...

• Publication date : 2023/05/30
• Subjects: Technology

Next generation of working pairs in absorption heat pumps

The history and latest developments in working pairs for absorption heat pumps were discussed in a recent review article.

• Publication date : 2023/01/26
• Subjects: Technology

CHEs in heat pumps

In its Annex 33, "Compact Heat Exchangers in Heat Pumping Equipment" issued in September 2010, the Heat Pump Programme details the benefits of using compact heat exchangers (CHEs): . Improved heat exchanger thermal effectiveness: thermal...

• Publication date : 2011/02/07

Natural refrigerants in developing countries

Gesellschaft für Technische Zusammenarbeit (GTZ) is helping developing countries accelerate the phase-out of ozone-depleting refrigerants. It recently published a report comprising over 30 articles from government, industry and academia, and...

• Publication date : 2011/02/04

Instant milk-cooling system utilising propane and either ice slurry or traditional ice bank

This paper was presented at the IIR Gustav Lorentzen Conference in Glasgow (Sep. 2004). Two novel milk-cooling concepts have been designed and installed at two Danish farms. These systems have a respective capacity of 14 400 and 16 000 litres of...

• Publication date : 2004/11/24

Briefs: Electronic air conditioning

David Sattler, from Sattler Consulting, a Melbourne-based firm (Australia) was awarded an AUD 80000 federal government grant to further his work on a new type of air conditioner, allowing for large cooling effects (and a heating potential) with...

• Publication date : 2011/02/11

Snapshot of air conditioning in the MENA region and Türkiye

The Cool Up programme monitors the status, developments, insights, and good practice examples regarding sustainable cooling in the MENA region.

• Publication date : 2023/06/12
• Subjects: General information

Cogeneration power and cooling for an army mobile system

This paper was presented at the IIR Gustav Lorentzen Conference in Glasgow (Sept. 2004). With the US army's ongoing need to make systems smaller, lighter, quieter and more efficient, new technologies to meet these needs are continuously being...

• Publication date : 2004/11/24

High efficiency, low carbon supermarket refrigeration

This paper was presented at the IIR Gustav Lorentzen Conference in Glasgow (Sep. 2004). A new but simple high efficiency refrigeration system design suitable for use in supermarkets has been developed based on standard components so that...

• Publication date : 2004/11/24

CO2 technology for ice-skating rinks

Nowadays, the use of large amounts of ammonia in public places is restricted by regulations in several countries, for safety reasons. Hence, new skating rinks with direct ammonia systems can no longer be built, although it is thought that they...

• Publication date : 2004/11/19

New solar-cooling technology for cooling-freezing

Refrigeration is often based on compressor technology which consumes electricity. A recently developed system making it possible to achieve relatively low temperatures solely using solar energy has been designed by PROMES, a laboratory working...

• Publication date : 2007/05/04

Residential CO2 heat pump system for combined space heating and hot water heating

This paper was presented at the IIR Gustav Lorentzen Conference in Glasgow (Sep. 2004). A theoretical and experimental study was carried out for a residential brine-to-water CO2 heat pump system for combined space heating and hot water heating - a...

• Publication date : 2004/11/24

Experimental Study on Automotive Cooling and Heating Air Conditioning System Using CO2 as a Refrigerant

This paper was presented at the IIR Gustav Lorentzen Conference in Glasgow (Sep. 2004). It presents an experimental study on automotive cooling and heating air conditioning systems using CO2 as refrigerant. Recently, as one of the countermeasures...

• Publication date : 2004/11/24

New IIR publications: Properties of Secondary Working Fluids for Indirect Systems

This expanded 2nd edition responds to rising use of secondary refrigerant systems used in many applications. It comprises comprehensive data on a number of aqueous solutions of ethylene and propylene glycol, ethanol, glycerol, ammonia, chlorides...

• Publication date : 2010/05/27

Upcoming conferences: 7th IIR-Gustav Lorentzen Conference on Natural Working Fluids

The 7th IIR-Gustav Lorentzen Conference on Natural Working Fluids will be held in Trondheim, Norway, on May 28-31, 2006. To obtain the second announcement, register and check out the programme:

• Publication date : 2006/01/28

Calls for papers: Natural Working Fluids 2006: 7th IIR-Gustav Lorentzen Conference

Natural Working Fluids 2006: 7th IIR-Gustav Lorentzen Conference will take place on May 29-31, 2006 in Trondheim, Norway, a beautiful cathedral city on a fjord surrounded by forest-clad hills. A call for papers has been launched: the deadlines are...

• Publication date : 2005/07/19

Get your abstract in now for the Gustav Lorentzen Natural Working Fluids Conference

Get your abstract in now for the Gustav Lorentzen Natural Working Fluids Conference     To present a paper at this leading conference you need to submit an abstract by the 1st October. The conference takes...

• Publication date : 2015/09/10

Philippe Lebrun to be awarded the Kamerlingh Onnes Medal of Honour

The Kamerlingh Onnes Medal of Honour will be presented to Dr Philippe Lebrun of CERN during the 10th-IIR Gustav Lorentzen Conference on Natural Working Fluids to be held in Delft, the Netherlands on June 25-27, 2012.

• Publication date : 2012/05/16

Refrigeration Safety Working Group Congress meeting

Refrigeration Safety Working Group Congress meeting ICR 2019 offers opportunities for industry experts to meet and discuss improvements in refrigeration safety. With the upcoming...

• Publication date : 2019/08/07

Conference update: Sydney

The 9th IIR Gustav Lorentzen Conference Natural Working Fluids will be held in Sydney, Australia, on April 12-14, 2010. The call for papers and first announcement are now available:

• Publication date : 2009/05/18

IIR Working Party on Refrigerant Charge Reduction in Refrigerating Systems: Join Us!

Suitable design of refrigerating systems has several benefits in terms of limitation of the environmental impact thanks to a reduction in the energy consumption and the limitation of refrigerant emissions. The direct greenhouse effect accounts for...

• Publication date : 2008/10/25

15th IIR-Gustav Lorentzen Conference, June 13-15, 2022: the detailed programme is now available!

The detailed program of the 15th IIR Gustav Lorentzen Conference on Natural Refrigerants is now available online.

• Publication date : 2022/05/16
• Subjects: HFCs alternatives

Upcoming IIR Conference: Trondheim (GL2006)

Register now for the 7th IIR-Gustav Lorentzen Conference on Natural Working Fluids (GL2006), May 28-31, 2006 in Trondheim, Norway. Trygve.M.Eikevik@ntnu.no

• Publication date : 2006/05/05

Conference update: Sydney

Don't miss the 9th IIR-Gustav Lorentzen Conference on Natural Working Fluids (GL2010) to be held in Sydney, Australia, on April 12-14, 2010. Download the preliminary programme and register:

• Publication date : 2010/03/07

Conference update: Sydney

Don't miss the 9th IIR-Gustav Lorentzen Conference on Natural Working Fluids (GL2010) to be held in Sydney, Australia, on April 12-14, 2010. Present a paper and check out the preliminary programme:

• Publication date : 2009/08/13

Conference update: Copenhagen

Don't miss the 8th IIR-Gustav Lorentzen Conference on Natural Working Fluids (GL2008), the event in this field, to be held on September 7-10, 2008 in Copenhagen, Denmark. With over 150 abstracts received, this will be a milestone event. Find out...

• Publication date : 2008/05/13

Conference update: Copenhagen

Don't miss the 8th IIR-Gustav Lorentzen Conference on Natural Working Fluids (GL2008), the event in this field, to be held on September 7-10, 2008 in Copenhagen, Denmark. Key dates: abstract submissions by February 15, 2008; paper submittal: May...

• Publication date : 2007/11/20

Conference update: Copenhagen

Don't miss the 8th IIR-Gustav Lorentzen Conference on Natural Working Fluids (GL2008), the event in this field, to be held on September 7-10, 2008 in Copenhagen, Denmark. Key dates: abstract submissions by February 15, 2008; paper submittal: May...

• Publication date : 2008/02/12

Thermophysical properties of HFC refrigerants

Thermophysical properties of over 100 HFC refrigerants, including single-component and blends.

• Last update : 2022/06/17
• Langues : English
• Themes : HFCs, Blends, HFO et HCFO

Thermophysical properties of HFO refrigerants

Thermophysical properties of over 50 HFO refrigerants, including single-component and blends.

• Last update : 2022/06/17
• Langues : English
• Themes : Blends, HFO et HCFO

Thermophysical properties of hydrocarbon refrigerants

Thermophysical properties of over 20 hydrocarbon refrigerants, including single-component and blends.

• Last update : 2022/06/17
• Langues : English
• Themes : Hydrocarbons, Blends

Nanorefrigerants

Nanorefrigerants are created by adding nanoparticles in suspension to a base refrigerant. They have a thermal conductivity that is 15% to 104% higher than that of the corresponding...

• Last update : 2022/06/17
• Langues : English, French
• Themes : Nanofluids

Liquefied Natural Gas: production process and cold energy recovery

Liquefied natural gas (LNG) is natural gas that has been cooled to about -160 °C and turned into a liquid to facilitate transportation and storage. A typical LNG supply chain...

• Last update : 2023/06/23
• Langues : French, English
• Themes : LNG and LPG