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IIR document

Vapor pressure measurement of liquid dessicants at low temperatures by a novel technique.

• Author(s) : ZHENG S., HE Y., FU J., et al.
• 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

IIR document

Development of vapor pressure model for mixed liquid desiccants near saturated solubility.

• Author(s) : CHE C., YIN Y.
• 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

Verification and research on the vapor pressure of mixed LiCl-CaCI2 solution.

[In Chinese. / En chinois.]

• Author(s) : ZHU Z., YAO Y.
• Publication date: 2015/12
• Languages : Chinese
• Source: Journal of Refrigeration - vol. 36 - n. 166
• Formats : PDF

Database of equilibrium vapor pressures for sorption materials.

• Author(s) : GLUESENKAMP K. R., YANG Z., FRAZZICA A.
• Publication date: 2017/08/07
• Languages : English
• Source: International sorption heat pump conference, ISHPC 2017, Tokyo august 7-10.

IIR document

Saturation vapour pressure measurements of refrigerant R1224yd(Z) from 274 K to 338 K.

• Author(s) : BELTRAMINO G., ROSSO L., CUCCARO R., FERNICOLA V.
• Publication date: 2023/01
• Languages : English
• Source: International Journal of Refrigeration - Revue Internationale du Froid - vol. 145
• Formats : PDF

IIR document

Equilibrium vapor pressure properties for absorbent and adsorbent materials.

• Author(s) : YANG Z., GLUESENKAMP K. R., FRAZZICA A.
• Publication date: 2021/04
• Languages : English
• Source: International Journal of Refrigeration - Revue Internationale du Froid - vol. 124
• Formats : PDF

IIR document

Experimental measurements of saturated vapor pressure and gaseous pvT property for 2,3,3,3-tetrafluoroprop-1-ene (HFO-1234yf).

• Author(s) : YIN J., ZHAO G., MA S.
• Publication date: 2019/11
• Languages : English
• Source: International Journal of Refrigeration - Revue Internationale du Froid - vol. 107
• Formats : PDF

IIR document

Vapor pressure above concentrated aqueous solution of lithium bromide at subzero temperatures.

• Author(s) : REN H., CHEN G., LUO J., et al.
• Publication date: 2016/07
• Languages : English
• Source: International Journal of Refrigeration - Revue Internationale du Froid - vol. 67
• Formats : PDF

IIR document

Experimental vapor pressures and gaseous pvT properties of trans-1-Chloro-3,3,3-trifluoropropene (R1233zd(E)).

• Author(s) : YIN J., KE J., ZHAO G., MA S.
• Publication date: 2021/01
• Languages : English
• Source: International Journal of Refrigeration - Revue Internationale du Froid - vol. 121
• Formats : PDF

IIR document

Analysis of vapor pressure and VLE of HFOs, HCFOs, and their blends with cubic equations of state.

• Author(s) : DI NICOLA G., COCCIA G., PIERANTOZZI M., et al.
• 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

IIR document

Analysis of vapor pressure and VLE of HFOs, HCFOs, and their blends with cubic equations of state.

• Author(s) : DI NICOLA G., COCCIA G., PIERANTOZZI M., et al.
• 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

Method of measuring the vapor pressure and concentration of fluids using VLE and vibrating tube densitometer apparatuses.

• Author(s) : ABDALLA M. E., PANNIR. S.
• Publication date: 2016/07/11
• Languages : English
• Source: 2016 Purdue Conferences. 16th International Refrigeration and Air-Conditioning Conference at Purdue.
• Formats : PDF

IIR document

Vapor pressures and saturated liquid densities of HFO1234ze(E) at temperatures from 253.343 to 293.318 K.

• Author(s) : GONG M., ZHANG H., LI H., et al.
• Publication date: 2016/04
• Languages : English
• Source: International Journal of Refrigeration - Revue Internationale du Froid - vol. 64
• Formats : PDF

IIR document

The role of optimum intermediate pressure in the design of two-stage vapor compression systems: a further investigation.

• Author(s) : JIANG S., WANG S., JIN X., et al.
• Publication date: 2016/10
• Languages : English
• Source: International Journal of Refrigeration - Revue Internationale du Froid - vol. 70
• Formats : PDF

Optimal intermediate pressure of vapor compression cycles with vapor-injection using a scroll compressor with vapor-injection and a two-stage reciprocating compressor.

• Author(s) : TELLO-OQUENDO F. M., NAVARRO-PERIS E., GONZÁLVEZ-MACIÁ J.
• Publication date: 2018/06/19
• Languages : English
• Source: CYTEF 2018. IX Congreso Ibérico y VII Congreso Iberoamericano de Ciencias y Técnicas del Frío, Valencia, España, 19-21 junio 2018.
• Formats : PDF

Vapour compression refrigeration for space applications

An IJR review paper presents the history of vapour-compression refrigeration systems used in microgravity environments and sets the next steps of research needed to achieve reliable...

• Publication date : 2021/01/27

Vapour-compression alternatives to serve future HVAC applications

A March 2014 report* prepared for the US Department of Energy by Navigant Consulting identifies and evaluates 17 technologies which could potentially replace traditional vapour-compression technology in residential and commercial HVAC applications

• Publication date : 2014/07/01

Two-phase ejectors: a high potential for energy savings

Two review papers recently published in the IJR highlight ejectors as a promising solution to dramatically improve the efficiency of vapour compression refrigeration systems and outline the challenges that...

• Publication date : 2020/11/27

Liquid nitrogen for French cuisine

The system uses the natural pressure of nitrogen during evaporation according to a vertical discharge principle.

• Publication date : 2015/03/12

ICR2019: overview of current refrigeration research topics (part IV)

Energy storage, desiccant air conditioning, high-temperature heat pumps and ejector technologies were some of the salient topics of the latest IIR Congress. Continuation of the synthesis of key presentations of ICR2019.

• Publication date : 2019/10/30

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

Alternatives to replace R404A for refrigerated transport

With about 5 million refrigerated vehicles operating worldwide, there is active research and development focusing on identifying alternatives to R404A, which is traditionally used in truck and trailer...

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

Single-fuel LNG ferries with waste heat recovery systems

A Dutch ferry operator has recently commissioned two new ships with single-fuel LNG engines. The ships are also equipped with a waste heat recovery system to generate electricity.

• Publication date : 2021/03/18
• Subjects: General information, Technology

Latest research on ammonia-based absorption refrigeration systems

A recent article has reviewed literature on absorption chillers that use ammonia as a refrigerant, along with water (H2O), lithium nitrate (LiNO3), and lithium nitrate + water...

• Publication date : 2021/02/25
• Subjects: Technology

ICR 2019: an overview of current refrigeration research (part I)

Presentation of the main scientific and technical topics covered in the papers of the 25th IIR International Congress of Refrigeration and summary of some of the 14 keynotes.

• Publication date : 2019/09/30
• Subjects: HFCs alternatives

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

ICR2019: overview of current refrigeration research topics (part III)

Energy storage, desiccant air conditioning, high-temperature heat pumps and ejector technologies were some of the salient topics of the latest IIR Congress. Continuation of the synthesis of key presentations of ICR2019.

• Publication date : 2019/10/30

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

First liquefied hydrogen carrier launched in Japan

In line with its commitment to pave the way for the first "Hydrogen Society", Japan intends to use this carrier to transport hydrogen from Australia, where it is produced from lignite.

• Publication date : 2020/02/05

Cold storage of evergreen seedlings affected by global warming

Due to global warming, conifer seedlings are more often exposed to desiccation during snow-free winters. Overwinter cold storage allows to improve their survival, provided that...

• Publication date : 2022/05/23
• Subjects: Environment, Technology

Member news: Efficient Energy has been rewarded for its remarkable growth over the last 4 years

Energy Efficient, an IIR corporate member, ranked third in the latest Deloitte Technology Fast 50 in Germany. This ranking rewards companies based on the percentage increase in their revenue over the last four...

• Publication date : 2021/12/15
• Subjects: HFCs alternatives

Member news : Danfoss launches thermostatic expansion valve for CO2

Danfoss has recently launched a thermostatic expansion valve for CO2, based on its TE2 valve. It is suitable for small to medium size remote refrigeration systems such as cold rooms and display...

• Publication date : 2022/10/27

Call for abstracts now open! 15th IIR-Gustav Lorentzen Conference on Natural Refrigerants

Prospective authors of papers are encouraged to submit 150-200 word abstracts by September 15, 2021.

• Publication date : 2021/07/08
• Subjects: Environment, Technology

New IIR Informatory Note on high-temperature heat pumps

IRR’s latest Informatory Note demonstrates that high-temperature heat pumps are a key technology in the decarbonisation of process industries. 

• Publication date : 2021/10/22

Learn about the contribution of ammonia pioneers at the IOR historical talk on November 3

Travel back in time and find out more about the early pioneers of ammonia refrigeration at the Institute of Refrigeration's (IOR) historical TechTalk to be held online on November 3.

• Publication date : 2022/10/27
• Subjects: Technology

New IIR Informatory Note on Solar Cooling 

Discover the latest IIR Informatory Note that provides a detailed analysis of solar cooling: an environmentally friendly and promising technology.

• Publication date : 2020/12/22
• Subjects: Technology

New IIR Informatory Note on Whole Body Cryotherapy/Cryostimulation 

Providing key insight in the field of cryostimulation, and particularly whole body and partial body cryotherapy, the new Informatory Note of the International Institute of Refrigeration (IIR) explores the...

• Publication date : 2020/12/02
• Subjects: Technology

New IIR Informatory Note on solar cooling and other new publications

The IIR has just published an Informatory Note on solar cooling and has posted the Chinese version of the Informatory Note on the role of refrigeration in worldwide nutrition on its website.

• Publication date : 2021/01/26

IJR Editorial: Solar energy, the energy of the future for refrigeration

Solar refrigeration should become a means of providing cleaner air conditioning and developing cold chains for food and health products where they are still deficient. We need to accompany this development while...

• Publication date : 2021/01/21

Highlights: the 25th IIR Congress 2019 brings together over 850 delegates

The congress attracted over 650 papers, including 530 oral presentations, 72 posters, 17 keynotes and 1 plenary session, as well as 9 workshops, 10 IIR Commission and Working Group meetings, and 4 technical tours.

• Publication date : 2019/09/12

COOL-SAVE stakeholders in EU project COOL-SAVE hold a progress meeting in Rome

From July 3-4, stakeholders in EU project COOL-SAVE held a progress meeting in Rome, under the auspices of consortium partner Federalimentare.

• Publication date : 2014/07/04

Now available: IIR-Gustav Lorentzen Conference Papers

Download your copy of the proceedings of the 14th Gustav Lorentzen Conference on Natural Refrigerants. Over 120 technical papers are available!

• Publication date : 2021/01/19
• Subjects: Environment, Technology

Member news: Mirai Intex ultra-low temperature refrigeration system at the ACHEMA trade show in Germany

Mirai Intex, corporate member of the IIR, will present its MC 15 C/W/T closed-cycle refrigeration machine at the ACHEMA trade show in August 2022 in Germany.

• Publication date : 2022/08/16
• Subjects: Technology

The IIR at the refrigeration forefront of EU projects

Generally involved in the dissemination process, the IIR makes use of its network, activities and services to promote worldwide the research outcomes of the EU projects.

• Publication date : 2015/03/03

New publications

The IIR has issued 3 new publications: - the 20th Informatory Note on Refrigerating Technologies Magnetic Refrigeration at Room Temperature, written by P. Egolf - Chairman of the IIR working party dedicated to this technology - and Ronald...

• Publication date : 2007/11/20

Additive manufacturing of regenerators for caloric cooling

In many areas of engineering, additive manufacturing allows the production of complex and multifunctional products that could not be manufactured using traditional methods. In the...

• Last update : 2022/09/16
• Langues : French, English
• Themes : Caloric cooling (magnetocaloric, electrocaloric, elastocaloric and barocaloric cooling)

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 : French, English
• Themes : Freezing of foodstuffs

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

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 : French, English
• Themes : Hydrocarbons, Containment, refrigerant charge reduction

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

Cryogenics in the pharmaceutical industry: drug design and bioavailability improvement

Research activities in the pharmaceutical sector focus primarily on developing novel drug formulations which can elicit the desired response upon being administered to the patient...

• Last update : 2023/03/10
• Langues : French, English
• Themes : Freeze-drying in biology and medicine, Cryobiology, cryomedicine: general information

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