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IIR document

Investigating the effect of different base fluids in atomic and thermal behaviors of different nano-refrigerants using molecular dynamics simulation.

• Author(s) : XIONG Y., ABD ALREDA B., ABOSINNEE A. S., MOHAMMED M. S., YASIN Y., HASHIM F. S., NASAJPOUR-ESFAHANI N., TOGHRAIE D.
• Publication date: 2023/09
• Languages : English
• Keywords : Nanorefrigerant, Nanoparticle, Simulation, Thermal property, R407a, R134a, Atom
• Source: International Journal of Refrigeration - Revue Internationale du Froid - vol. 153
• Formats : PDF

Laser Cooling and Trapping of Rare-Earth-Doped Particles.

• Author(s) : NEMOVA G.
• Publication date: 2022/04
• Languages : English
• Keywords : Thermodynamics, Laser, Physical property, Nanoparticle, Atom, Rare earth, Review
• Source: Applied Sciences - vol. 12 - n. 8
• Formats : PDF

IIR document

Thermal single-ionic magnetic properties of materials calculated with atomic matters MFA computation system.

• Author(s) : MICHALSKI R., ZYGADLO J.
• Publication date: 2016/09/11
• Languages : English
• Source: 7^th International Conference on Magnetic Refrigeration at Room Temperature (Thermag VII). Proceedings: Turin, Italy, September 11-14, 2016.
• Formats : PDF

IIR document

Physics of freezing under electromagnetic conditions: a review.

• Author(s) : LE BAIL A., JHA P. K., XANTHAKIS E., et al.
• Publication date: 2019/08/24
• Languages : English
• Keywords : Ice, Microwave, Atom, Review, Molecule, Crystal, Freezing, Magnetic field, Electric field
• Source: Proceedings of the 25^th IIR International Congress of Refrigeration: Montréal , Canada, August 24-30, 2019.
• Formats : PDF

IIR document

Sensitivity of atomization characteristic to operation conditions for air-assisted atomizers in snow-makers.

• Author(s) : WANG R., ZHANG B., XU R., XING M., ZHANG H., YAN G., WU H.
• Publication date: 2023/05
• Languages : English
• Source: International Journal of Refrigeration - Revue Internationale du Froid - vol. 149
• Formats : PDF

Investigation of atomizing-spray adiabatic absorber.

• Author(s) : OKAMOTO H., DANG C., HIHARA E.
• Publication date: 2014/03/02
• Languages : English
• Source: International sorption heat pump conference (ISHPC2014), College Park, United States, March 31-April 2, 2014.
• Formats : PDF

IIR document

Atomization characteristics of twin nozzles for outdoor snow-makers application.

• Author(s) : ZHANG B., WANG R., WU H., DONG P., XU R., XING M., CUI Z., YAN G., ZHANG H.
• Publication date: 2022/07
• Languages : English
• Source: International Journal of Refrigeration - Revue Internationale du Froid - vol. 139
• Formats : PDF

IIR document

Simulation study on atomization characteristics of swirl nozzle for artificial snowmaking.

• Author(s) : DONG P., LIU G., YAN G.
• 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

Experimental study of the air-atomized spray cooling of high-temperature metal.

• Author(s) : ZHANG X., WEN Z., DOU R., et al.
• Publication date: 2014/10
• Languages : English
• Source: Applied Thermal Engineering - vol. 71 - n. 1

IIR document

Effects of geometric parameters on flow and atomization characteristics of swirl nozzles for artificial snowmaking.

• Author(s) : DONG P., CHEN Q., LIU G., ZHANG B., YAN G., WANG R.
• Publication date: 2023/10
• Languages : English
• Source: International Journal of Refrigeration - Revue Internationale du Froid - vol. 154
• Formats : PDF

IIR document

Experimental study on combined low temperature regeneration of liquid desiccant and evaporative cooling by ultrasonic atomization.

• Author(s) : ARUN B. S., MARIAPPAN V., MAISOTSENKO V.
• Publication date: 2020/04
• Languages : English
• Source: International Journal of Refrigeration - Revue Internationale du Froid - vol. 112
• Formats : PDF

An approach for quantitative analysis of pore size distribution of silica gel using atomic force microscopy.

• Author(s) : PALASH M. L., MITRA S., HARISH S., et al.
• Publication date: 2017/08/07
• Languages : English
• Source: International sorption heat pump conference, ISHPC 2017, Tokyo august 7-10.

IIR document

An approach for quantitative analysis of pore size distribution of silica gel using atomic force microscopy.

• Author(s) : PALASH M. L., MITRA S., HARISH S., et al.
• Publication date: 2019/09
• Languages : English
• Source: International Journal of Refrigeration - Revue Internationale du Froid - vol. 105
• Formats : PDF

Experimental investigation of the effect of atomizing electrospray nozzles on the cooling and reduced humidification of air.

• Author(s) : MUTEBA G., CREMASCHI L.
• Publication date: 2022
• Languages : English
• Source: 2022 Purdue Conferences. 19^th International Refrigeration and Air-Conditioning Conference at Purdue.
• Formats : PDF

IIR document

Recent developments in the production of (La, Ce)(Fe, Mn, Si)13Hx materials produced via gas atomization process.

• Author(s) : MAYER C., DUBREZ A., PIERRONNET M., et al.
• Publication date: 2014/09/07
• Languages : English
• Source: 6^th International Conference on Magnetic Refrigeration at Room Temperature (Thermag VI). Proceedings: Victoria, Canada, September 7-10, 2014.
• Formats : PDF

IIR member news: EPEE Gapometer

EPEE, benefactor member of the IIR, is currently developing a tool to support the implementation of the European Union F-Gas Regulation

• Publication date : 2017/09/26
• Subjects: Regulation, HFCs alternatives

Climate change issues: G8 statement

The Group of Eight leading industrialized nations (G8) met with 5 major emerging countries (Brazil, China, India, Mexico and South Africa) early June in Heiligendamm and published a statement demonstrating a far greater will to address climate...

• Publication date : 2007/08/05

3D printing for passive buildings

3D printing of buildings, which has advantages in terms of cost and speed of construction, can also facilitate the design of near zero energy buildings. 

• Publication date : 2021/03/29

Thermal comfort in commercial buildings

An article published by Consulting Specifying Engineer focuses on the factors to consider when providing thermal comfort in commercial buildings.

• Publication date : 2017/07/05

PCMs to reduce energy consumption in buildings

A recent review article describes the principles of latent heat thermal energy storage systems using phase change materials (PCMs), and their applications to improve thermal performance in the building...

• Publication date : 2021/04/22
• Subjects: Technology

The green building services market

A recent McGraw-Hill Construction report estimated that among its survey respondents, green building accounted for an average of 38% of building activity in 2012.

• Publication date : 2015/10/20
• Subjects: Figures, economy, Environment

Solar-powered modular facade capable of cooling and heating a building

In Germany, researchers are testing a modular solar-powered facade that includes a mini heat pump for heating and cooling, and a decentralised ventilation unit with heat...

• Publication date : 2022/02/07
• Subjects: Technology

New polymer coating keeps buildings cool

Researchers from Columbia University have created a passive daytime radiative cooling polymer coating with air voids that act as a spontaneous air cooler.

• Publication date : 2018/10/18
• Subjects: Environment

The Top 10 Global Cities for Green Buildings

Paris, Singapore, and London came up as the top 3 global cities for green buildings.

• Publication date : 2016/07/07
• Subjects: Environment

Innovative material for passive cooling and natural lighting

Researchers at the Karlsruhe Institute of Technology have developed a polymer-based material that is more transparent to light than regular glass and maintains a comfortable indoor...

• Publication date : 2024/06/10

Siberian nematode worms kept in permafrost for 42,000 years come back to life

A team of Russian researchers revived two nematodes buried in Siberian permafrost for 32,000 and 42,000 years.

• Publication date : 2018/09/20

IIR Statement: The essential role of refrigeration in the combat against COVID-19

Statement of the International Institute of Refrigeration calling governments to consider refrigeration-related services as “essential services” in the context of the current health crisis due to COVID-19.

• Publication date : 2020/04/15
• Subjects: Figures, economy, Developing country, Environment, Technology, General information

Space cooling at the heart of energy efficiency policies

The latest “IEA Energy Efficiency 2018” report stresses that cooling is the fastest growing energy end-use in buildings and calls for further improvements in efficiency gains, especially through raising of minimum energy performance standards.

• Publication date : 2018/11/22
• Subjects: Figures, economy, General information

Incorporating PCMs in buildings material for energy conservation

The incorporation of PCMs in building materials is particularly interesting since it permits thermal storage to become a part of the building structure and is completely passive.

• Publication date : 2014/04/09

Sustainable air-conditioning solutions in EU buildings

In a recent briefing note, the European Environment Agency (EEA) discusses sustainable solutions to the growing need for cooling in Europe.

• Publication date : 2022/12/15
• Subjects: General information

Statement from IIR Director General at COP29

Watch the IIR’s official statement delivered by IIR Director General Yosr Allouche at COP29, held in Baku, Azerbaijan, from 11-22 November, 2024. Transcript is available...

• Publication date : 2024/12/16
• Subjects: Regulation

Statement from IIR Director General at COP13/MOP36

On the final day of COP13/MOP36, held in Bangkok, Thailand, from 28 October to 1 November 2024, IIR Director General Yosr Allouche delivered IIR’s official statement to the Plenary.

• Publication date : 2024/11/27
• Subjects: Regulation

MOP28 in Kigali: Didier Coulomb has presented a statement

On October 14, 2016, Didier Coulomb, Director General of the IIR, presented a statement during the plenary session of the 28th Meeting of the Parties to the Montreal Protocol (MOP28) which took place in Kigali, Rwanda.

• Publication date : 2016/10/14

Statement by Yosr Allouche, new Director General of the IIR

The International Institute of Refrigeration (IIR) is pleased to announce the official nomination of Yosr Allouche as its new Director General. In this statement, she outlines her vision and aspirations for the...

• Publication date : 2024/10/17

IIR Conferences: Statement by the Director General

The Director General of the International Institute of Refrigeration, Yosr Allouche, invites participants from around the world to join the upcoming IIR conferences, which are open to all. 

• Publication date : 2024/11/27

ENOUGH Project: Joint Statement on Food Waste Reduction

The ENOUGH project has joined efforts to call for rigorous food waste reduction measures in Europe.

• Publication date : 2023/12/08

Statement given by Didier Coulomb, Director General of the IIR, during COP 21

Statement given by Didier Coulomb, Director General of the International Institute of Refrigeration (IIR) during the 21st United Nations Climate Change Conference (COP 21) in Paris (November...

• Publication date : 2020/03/29
• Subjects: Environment, Regulation

Statement given by Didier Coulomb, Director General of the IIR, during COP 25

Statement Given by the Director General of the International Institute of Refrigeration (IIR) during the 25th United Nations Climate Change Conference (COP 25), in Madrid (December 2-13, 2019).

• Publication date : 2020/04/20
• Subjects: Environment, Regulation

Statement given by Didier Coulomb, Director General of the IIR, during MOP 31

Statement Given by the Director General of the International Institute of Refrigeration (IIR) during the 31st Meeting of the Parties to the Montreal Protocol (MOP-31) in Rome (November 4-8,...

• Publication date : 2020/04/03
• Subjects: Developing country, Environment, Regulation

Statement given by Didier Coulomb, Director General of the IIR, during MOP 28

Statement Given by the Director General of the International Institute of Refrigeration (IIR) during the 28th Meeting of the Parties to the Montreal Protocol (MOP-28) in Kigali...

• Publication date : 2020/03/29
• Subjects: Developing country, Environment, Regulation

Statement given by Didier Coulomb, Director General of the IIR, during MOP 35

Statement Given by the Director General of the International Institute of Refrigeration (IIR) during the 35th Meeting of the Parties to the Montreal Protocol (MOP-35) in Nairobi, Kenya (octobre 23 –...

• Publication date : 2023/11/07

Statement given by Didier Coulomb, Director General of the IIR, during MOP 34

Statement Given by the Director General of the International Institute of Refrigeration (IIR) during the 34th Meeting of the Parties to the Montreal Protocol (MOP-34) in Montréal, Canada (octobre 31 –...

• Publication date : 2022/12/12
• Subjects: Technology, Developing country, Environment

Statement given by Didier Coulomb, Director General of the IIR, during COP 27

Statement Given by the Director General of the International Institute of Refrigeration (IIR) during the 27th Conference of the United Nations Framework Convention on Climate Change (COP 27) in Charm...

• Publication date : 2022/12/12
• Subjects: Technology, Developing country, Environment

Statement given by Didier Coulomb, Director General of the IIR, during COP 26

Statement Given by the Director General of the International Institute of Refrigeration (IIR) during the 26th Conference of the United Nations Framework Convention on Climate Change (COP 26) in...

• Publication date : 2021/11/15
• Subjects: Environment

Statement presented by Didier Coulomb, Director General of the IIR during COP-28 Dubai (United Arab Emirates)

Statement Given by the Director General of the International Institute of Refrigeration (IIR) during the 28th Conference of the Parties (COP-28) in Dubai, United Arab Emirates (30 November - 12 December...

• Publication date : 2023/12/21

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

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

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