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IIR document

In-situ dielectric analysis on the responses of vegetable cells to freezing treatment.

• Author(s) : ZHANG C., LI S., HAN M., CHEN Z., ZHOU W.
• Publication date: 2020/10
• Languages : English
• Source: International Journal of Refrigeration - Revue Internationale du Froid - vol. 118
• Formats : PDF

Viability of various ignition sources to ignite A2L refrigerant leaks.

• Author(s) : KIM D. K., SUNDERLAND P. B.
• Publication date: 2018/07/09
• Languages : English
• Source: 2018 Purdue Conferences. 17^th International Refrigeration and Air-Conditioning Conference at Purdue.
• Formats : PDF

IIR document

Explosion characteristics of mildly flammable refrigerants ignited with high-energy ignition sources in closed systems.

• Author(s) : ASKAR E., SCHRODER V., SCHMID T., et al.
• Publication date: 2018/06
• Languages : English
• Source: International Journal of Refrigeration - Revue Internationale du Froid - vol. 90
• Formats : PDF

Expanded hot surface ignition testing of A2L refrigerants.

• Author(s) : COUGHLAN P., GRAY N., KOBAN M.
• Publication date: 2018/07/09
• Languages : English
• Source: 2018 Purdue Conferences. 17^th International Refrigeration and Air-Conditioning Conference at Purdue.
• Formats : PDF

Hot surface ignition testing of low GWP 2L refrigerants.

• Author(s) : KOBAN M., MINOR B., COUGHLAN P., et al.
• Publication date: 2016/07/11
• Languages : English
• Source: 2016 Purdue Conferences. 16th International Refrigeration and Air-Conditioning Conference at Purdue.
• Formats : PDF

Condenser coil cleaning: an often ignored energy saving practice.

• Author(s) : FENNELLY R. P.
• Publication date: 2016/01
• Languages : English
• Source: Air Conditioning and Refrigeration Journal, SIM - vol. 4 - n. 1
• Formats : PDF

A2L refrigerants leaks and ignitions testing under whole room scale.

• Author(s) : WANG X., GANDHI P.
• Publication date: 2018/07/09
• Languages : English
• Source: 2018 Purdue Conferences. 17^th International Refrigeration and Air-Conditioning Conference at Purdue.
• Formats : PDF

IIR document

Hot surface ignition test method and date for class 2L refrigerants.

• Author(s) : KOBAN M. E., GRAY N.
• 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

Hot surface ignition test method and date for class 2L refrigerants.

• Author(s) : KOBAN M. E., GRAY N.
• 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

Recommended by the IIR / IIR document

A3 Refrigerant R290 leak and ignition testing in whole room scale.

• Author(s) : WANG X.
• Publication date: 2020/12/07
• Languages : English
• Source: 14^th IIR-Gustav Lorentzen Conference on Natural Refrigerants (GL2020). Proceedings. Kyoto, Japon, December 7-9^th 2020.
• Formats : PDF

Recommended by the IIR / IIR document

A3 refrigerant R290 leak and ignition testing for refrigerated display cases.

• Author(s) : WANG X.
• Publication date: 2020/08/26
• Languages : English
• Source: 6^th IIR International Conference on Sustainability and the Cold Chain. Proceedings: Nantes, France, August 26-28 2020
• Formats : PDF, Video

IIR document

A2L refrigerants leak and ignition testing for a walk-in cooler system.

• Author(s) : WANG X.
• 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

Benchmarking risk by whole room scale leaks and ignitions testing of A2L refrigerants.

• Author(s) : AHRI
• Publication date: 2017
• Languages : English
• Formats : PDF

A3 Refrigerant R290 Leak and Ignition Testing for a Packaged Terminal Air-conditioner (PTAC).

• Author(s) : WANG H., HUNTER G.
• Publication date: 2021/08/31
• Languages : English
• Source: 13^th IEA Heat Pump Conference 2021: Heat Pumps – Mission for the Green World. Conference proceedings [full papers]
• Formats : PDF

Recommended by the IIR / IIR document

Ignition sources at the stage of usage for mini-split air-conditioner using A3 refrigerant: 2nd report.

• Author(s) : TAMURA K., TAKAICHI K., TAIRA S., BABA A., ITAKURA S., MORI H., MAKINO H.
• Publication date: 2020/12/07
• Languages : English
• Source: 14^th IIR-Gustav Lorentzen Conference on Natural Refrigerants (GL2020). Proceedings. Kyoto, Japon, December 7-9^th 2020.
• Formats : PDF

Innovations in cooling and refrigeration: insights from China’s first biennial transparency report on climate change

China submitted its first biennial transparency report on climate change to UNFCCC in December 2024 

• Publication date : 2025/01/10

Japan: revised Fluorinated gas legislation to encourage rationalised use and proper management of fluorocarbons

The Japanese Cabinet recently approved the “Bill for the Act for Partial Revision of the Act on Ensuring the Implementation of Recovery and Destruction of Fluorocarbons concerning Designated Products.”

• Publication date : 2013/08/29
• Subjects: Regulation

Discovery of an 18th century ice-well in London

A huge subterranean ice house dating from the 1780s, recently uncovered in central London, has been designated as a scheduled monument by Historic England.

• Publication date : 2019/01/31

Imminent revised Japanese F-gas legislation

During ATMOsphere Asia 2014, M. Kumakura, from the Japanese Ministry of Environment (MOE), presented progress made on the revision of the Act on Ensuring the Implementation of Recovery and Destruction of Fluorocarbons concerning Designated...

• Publication date : 2014/06/22
• Subjects: Regulation, HFCs alternatives

Walk with someone else's tendons thanks to cryogenics

A technique of cryopreservation of grafts developed in France in the context of ligament transplantation, allows grafts to be preserved for up to 10 years and to limit the risk of rejection.

• Publication date : 2018/11/22

Penetration of transcritical CO2 continues to increase

In Europe, North America and Japan, the number of transcritical CO2 installations continues to increase significantly in commercial and industrial refrigeration. 

• Publication date : 2023/12/18
• Subjects: HFCs alternatives, Figures, economy

A 210-kW refrigeration complex to be built in Kafountine, Senegal

Senegalese minister of fisheries and maritime economy has announced the construction of a 210-kW refrigeration complex

• Publication date : 2015/03/12

A bill for HFC recovery in Japan

A bill submitted in January 2019 has just been approved by the Japanese government. It encourages HFC recovery.

• Publication date : 2019/06/26
• Subjects: Regulation, HFCs alternatives

New discovery in magnetic metal could lead to improvements in magnetic refrigeration

Scientists have recently solved the mystery behind a distinct property in a unique magnetic metal. This discovery could pave the way for the development of several new technologies in magnetic refrigeration.

• Publication date : 2015/04/21

Recovery and reproduction of tardigrades frozen for over 30 years

Scientists managed to resuscitate tardigrades and have them reproduce although they had been frozen since 1983!

• Publication date : 2016/08/17

World’s first temperature controlled city to be built in Dubai

United Arab Emirates’ vice president and prime minister, Sheikh Mohammed bin Rashid has announced the world’s first temperature controlled city to be constructed in Dubai.

• Publication date : 2014/09/26

European heat pump market shows signs of recovery in 2025 after two-year decline

According the EHPA, sales of heat pumps grew by 9% in the first half of 2025, a slight recovery after the 23% drop in 2024.

• Publication date : 2025/11/20
• Subjects: Figures, economy

Analysis on development in cold chain logistics

Growth in global cold chain market will remain at 8% in 2017 and China’s cold chain logistics lags behind.

• Publication date : 2016/12/13

Illegal HFC trade: over 344 tonnes of seized ODS and HFCs

Led by the World Customs Organization (WCO) in collaboration with 17 national customs administrations, operation DEMETER X resulted in 99 Montreal Protocol related seizures in the...

• Publication date : 2025/01/09
• Subjects: General information

ECOFRIDGES in Ghana: positive feedback from beneficiaries

A recent video updates on the ECOFRIDGES GO programme in Ghana, implemented by the Basel Agency for Sustainable Energy (BASE), UNEP’s United for Efficiency (U4E) initiative and the...

• Publication date : 2022/08/29
• Subjects: Developing country

The importance of heat pump data for policymaking: Insights from the IEA workshop

On January 23, the IIR participated in the workshop “The importance of heat pump data for policymaking and innovation,” organised by the IEA in Paris.

• Publication date : 2025/01/29
• Subjects: General information, Regulation, Technology

Discover the new IIR Science and Technology Council

With 8 newly elected presidents and vice-presidents, 3 reassignments and 5 reappointments, this new Science and Technology Council (STC), mandated from 2015 to 2019, is set to bring forth fresh ideas and novel change.

• Publication date : 2016/02/10

CLIM'ECO workshop in Guadeloupe with skipper Victor Jost  

CLIM'ECO ambassador and Route du Rhum skipper Victor Jost arrived in Guadeloupe on 28th November. The next day, a CLIM'ECO workshop was organised by the SIGF (Guadeloupean refrigeration workers'...

• Publication date : 2022/12/13

Dr. Sumida : 80 and still active

On July 6, 2013, the International Cryosurgery Forum at Toho University, in Tokyo, Japan, was dedicated to the Celebration of the 80th Jubilee of Dr. Sajio Sumida, one of the pioneers of modern cryomedicine and honorary member of the IIR.

• Publication date : 2013/09/11

Partnerships with other international organizations

- Eric Granryd, President of the General Conference, and Didier Coulomb attended the ASHRAE Winter Meeting in January 2006, and highlighted the role of the IIR and the need for cooperation on environmental issues. They also met with the US...

• Publication date : 2006/05/05

A new version of the ATP Agreement

The new version on the international carriage of perishable foodstuffs and on the special equipment to be used for such carriage became effective from 30 September 2015. The IIR was involved in this process thanks to its Commission D2...

• Publication date : 2015/10/20

The IIR with the World Bank in West Bengal

The IIR is a key partner in the World Bank’s project on the Inland Waterways Transport (IWT) integration into the cold chain in West Bengal 

• Publication date : 2021/09/07

INWIC at ICR 2023: An inspirational event in the fight for gender equality in the refrigeration sector

At ICR 2023, the IIR’s CaRe (Career in Refrigeration) working group organised an INWIC (International Network of Women in Cooling) round table on Monday 21st August 2023. This  discussion panel...

• Publication date : 2023/09/04

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

World Refrigeration Day 2025: IIR reaffirms the importance of collaboration for advancing refrigeration science, policy and industry at a landmark event

Explore the diverse materials below to learn how this successful event underscored the essential role of collaboration between science, industry, and policy in ensuring access to sustainable refrigeration for...

• Publication date : 2025/06/27
• Subjects: General information

IIR website: consult our courses!

The “Services and expertises” section of the IIR website includes a section on courses and training. The courses are among the most downloaded documents in 2022! 

• Publication date : 2023/02/17
• Subjects: General information

Gustav Lorentzen conference 2022

After two years of pandemic during which the conferences were either cancelled or held online, the IIR had the pleasure of organising a conference on site, in Norway. It was attended by 332 participants. The...

• Publication date : 2022/07/08

Three educational and awareness-raising events within the framework of INDEE+ project in 2021

For the INDEE+ project, the end of the year 2021 was marked by several educational events aiming to raise awareness of the application of clean cooling systems offered by the CO2/R744 refrigeration...

• Publication date : 2022/01/28

Book your spot! Training session on food refrigeration systems

From July 1 to 5 2024, Professor Don Cleland will be leading a training  workshop in London entitled “Cost-Effective Refrigeration”. 

• Publication date : 2024/05/28

IJR among 10 most influential publications in Thermal Sciences

According to the 2024 Google Scholar Metrics ranking, the International Journal of Refrigeration ranks among the top 10 most cited publications in the thermal sciences...

• Publication date : 2024/10/01
• Subjects: General information

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)

André Lebon

André Lebon (1859 – 1938). Membre fondateur de l’Association Internationale du Froid puis de l’Institut International du Froid

• Last update : 2025/06/17
• Langues : French
• Themes : History of refrigeration

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