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IIR document

Upcycling corneal tissue: whole corneas cryopreserved by different media for research applications.

• Author(s) : PETTO C., NÖLDNER A., VALTINK M., et al.
• Publication date: 2016/09/08
• Languages : English
• Keywords : Cryobiology, Tissue, Storage, Eye, Expérimentation, Cryopreservation, Cornea
• Source: 2^nd IIR Workshop on cold applications in life sciences.
• Formats : PDF

Cryopreservation in a Standard Freezer: −28 °C as Alternative Storage Temperature for Amniotic Membrane Transplantation.

• Author(s) : WITT J., GRUMM L., SALLA S., GEERLING G., MENZEL-SEVERING J.
• Publication date: 2022/02
• Languages : English
• Keywords : Storage, Freezing, Medicine, Eye, Surgery, Low temperature, Tissue, Membrane
• Source: Journal of Clinical Medicine - vol. 11 - n. 4
• Formats : PDF

La qualification du transport de médicaments thermosensibles.

Qualification of heat-sensitive medicine transport.

• Author(s) : LINDENBERG F., MARTEL B., GUILLARD P., et al.
• Publication date: 2017/03
• Languages : French
• Source: Revue générale du Froid & du Conditionnement d'air - n.1162

Daylight glare probability measurements and correlation with indoor illuminance in a full-scale office with dynamic shading controls.

• Author(s) : KONSTANTZOS I., TZEMPELIKOS A.
• Publication date: 2014/07/14
• Languages : English
• Source: 2014 Purdue Conferences. 3rd International High Performance Buildings Conference at Purdue.
• Formats : PDF

Recommended by the IIR

The basics of transport phenomena.

• Author(s) : TU DELFT
• Publication date: 2015
• Languages : English
• Formats : Video

Residential demand controlled ventilation.

• Author(s) : KENDRE M.
• Publication date: 2016/01
• Languages : English
• Source: Air Conditioning and Refrigeration Journal - vol. 19 - n. 1
• Formats : PDF

IIR document

25 years working with ice slurry: history, current technologies and future developments.

• Author(s) : KAUFFELD M.
• Publication date: 2018/05/21
• Languages : English
• Source: 12^th IIR Conference on Phase-Change Materials and Slurries for Refrigeration and Air Conditioning. Proceedings: Orford, Canada, May 21-23, 2018.
• Formats : PDF

IIR document

Ice slurry – History, current technologies and future developments.

• Author(s) : KAUFFELD M., GUND S.
• Publication date: 2019/03
• Languages : English
• Source: International Journal of Refrigeration - Revue Internationale du Froid - vol. 99
• Formats : PDF

IIR document

Numerical simulation and experimental investigation of freezing process applied to fresh wolfberries.

• Author(s) : GAO Y., SHAO S., ZOU H., et al.
• Publication date: 2016/04/07
• Languages : English
• Source: 4^th IIR International Conference on Sustainability and the Cold Chain. Proceedings: Auckland, New Zealand, April 7-9, 2016.
• Formats : PDF

IIR document

Use of citric and lactic acids in ice to enhance quality of two fish species during on-board chilled storage.

• Author(s) : GARCÍA-SOTO B., FERNÁNDEZ-NO I. C., BARROS-VELÁZQUEZ J., et al.
• Publication date: 2014/04
• Languages : English
• Source: International Journal of Refrigeration - Revue Internationale du Froid - vol. 40
• Formats : PDF

Recommended by the IIR / IIR document

Determination of suitable exposure limits for quantitative risk assessments of ammonia refrigeration installations.

• Author(s) : ANDERSON K., PACHAI A., PEARSON A.
• 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

Hatching, survival and deformities of piracanjuba (Brycon orbignyanus) embryos subjected to different cooling protocols.

• Author(s) : CARMO FARIA PAES M. do, SILVA R. C. da, FERREIRA DO NASCIMENTO N., et al.
• Publication date: 2014/12
• Languages : English
• Source: Cryobiology - vol. 69 - n. 3

Today’s one million heat pumps are already in essential role in smart energy transition towards carbon neutral Finland.

• Author(s) : HIRVONEN J.
• 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

20/20 Vision – Interaction of lubricants and next generation refrigerants

• Author(s) : KARNAZ J.
• Publication date: 2021/05
• Languages : English
• Source: 2021 Purdue Conferences. 18^th International Refrigeration and Air-Conditioning Conference at Purdue.
• Formats : PDF

Energy modeling and energy efficiency opportunities for a public library building in the upper peninsula of Michigan.

• Author(s) : WARTY A., MEHENDALE S. S.
• Publication date: 2021/05/24
• Languages : English
• Source: 2021 Purdue Conferences. 6^th International High Performance Buildings Conference at Purdue.
• Formats : PDF

Phantom Eye completes its second flight

A liquid-hydrogen-powered unmanned spy plane from Boeing’s Phantom Works has successfully completed its second test flight.

• Publication date : 2013/06/19

Ozone layer issues: China

China Closes Ozone Depleting Chemical Plants. On July 1, China, the world's largest producer of CFCs and halon, shut down five of its six remaining plants, putting the country two and a half years ahead of the Montreal Protocol's 2010 deadline for...

• Publication date : 2007/08/05

Ozone layer issues: Montreal Protocol

A recent policy article recommends "further adjustments to strengthen the Montreal Protocol and provide further insurance against the threat of abrupt climate change". According to the authors, "the Montreal Protocol's successful work to protect...

• Publication date : 2007/08/05

LNG ship shortage hurts new players

 A lack of available liquefied natural gas (LNG) tankers helped push charter rates up this winter and continues to hamper trade for smaller players without access to tonnage, according to shipper Golar LNG (GLNG). Large increases in Asian demand...

• Publication date : 2011/08/04

Creation of Arkema: a new global chemical player

On October 1, 2004, Total put in place a new organization for its chemical business, marked by the creation of a new unit: Arkema, a new global chemical player. Hence, the chemical division is now divided into 3 business units. - Total...

• Publication date : 2004/11/19

Quebec arenas refrigeration system upgrade project.

The Ministère de l'Education, du Loisir et du Sport from Québec involves in upgrading arenas refrigeration systems.

• Publication date : 2017/03/23

United-Kingdom: company tests a new system for refrigerated food haulage

A company is testing a new insulated-curtain system enabling moveable multi-temperature zones in refrigerated trucks

• Publication date : 2015/02/02

Costco to pay USD 335,000 for R22 leaks

In a settlement announced in September 2014 by the US EPA and Department of Justice, Costco Wholesale Corporation, the second largest US retailer, will have to pay USD 335,000 in penalties and to improve refrigerant management at 274 stores.

• Publication date : 2014/11/19

Potential impact of dichloromethane on the ozone layer recovery

In a study published in Nature Communications, Ryan Hossaini and a team of researchers consider the impact of dichloromethane (CH2CL2) on the ozone layer.

• Publication date : 2017/12/13
• Subjects: Environment, HFCs alternatives, General information

Cold chain : largest European and global players

Largest players in cold chain warehousing and logistics are from the U.S., China, Japan and the Netherlands.

• Publication date : 2016/12/21
• Subjects: Figures, economy

Blueberries market in the European Union

Although fresh blueberry imports are on the rise and gaining market share, frozen blueberries still accounted for over 60% of total EU blueberry imports from the world with a value of USD 431.5 million.

• Publication date : 2016/04/22

Refrigeration, a key player to eradicate malaria

Refrigeration techniques have been used to develop and preserve the very first malaria vaccine, which has been administered to almost 2 million children since 2019.

• Publication date : 2024/04/25
• Subjects: Developing country

Refrigeration, a key player in the fight against cancer

Refrigeration technologies are an essential part of the prevention, diagnosis and treatment of several cancers.

• Publication date : 2024/02/02
• Subjects: General information

Research & Development: A cooling curtain made of a porous triple-layer membrane

A doctoral student at ETH Zurich's Functional Materials Laboratory has developed a cooling curtain made of a porous triple-layer membrane.

• Publication date : 2017/09/01

Cuban plant to destroy substances depleting the ozone layer

Cuba will be the first country in Latin America to open a plant meant to destroy CFCs.

• Publication date : 2014/12/03

Conference update: West Lafayette

12th International Refrigeration and Air Conditioning Conference at Purdue and the 19th International Compressor Engineering Conference at Purdue will be held on July 14-17, 2008 in West Lafayette, USA. Deadlines: abstracts - December 17, 2007;...

• Publication date : 2007/11/20

News from IIR members: Mayekawa

Mayekawa has supplied 6 Pascal Air units to Fukazawa Reizo's refrigerated fish warehouse in Yaizu, Japan. The Pascal Air units were launched recently and comprise a turbo-type expander, a compressor, a primary cooler and a heat recovery heat...

• Publication date : 2010/05/27

News from IIR members: Mayekawa

Watch 3 videos on Mayekawa’s Web site: one deals with Mayekawa’s vision and philosophy, another covers activities at its Moriya plant, and the third one presents Mayekawa’s viewpoints on HCFC phase-out.Jan Boone describes the emphasis placed...

• Publication date : 2012/04/24

News from IIR members: MYCOM Mayekawa

The Japanese compressor manufacturer MYCOM Mayekawa will be introducing its high-efficiency NH3/CO2 cooling system NewTon3000 within the context of the Garden City Ammonia Program (GCAP). GCAP is actively promoting CO2 emissions reduction and...

• Publication date : 2011/02/07

Call to Action for World Refrigeration Day

In support of this special day, and with the aim of raising awareness and boosting accessibility of the refrigeration sector from the grassroots up on an international level, the IIR is calling to all stakeholders to actively help bring the HVACR...

• Publication date : 2019/04/01

Here are the latest IIR award-winners!

Once every 4 years during each International Congress of Refrigeration, the IIR presents a series of prestigious scientific awards:. Gustav Lorentzen Medal: the prize is awarded to a person with...

• Publication date : 2011/09/15

Briefs: ICR2007 awards

The IIR is delighted to announce the winners of awards to be presented during the awards banquet to be held during the Beijing congress: IIR Medal of Merit: Fritz Steimle; IIR Gustav Lorentzen Medal: Alexey Arkharov; IIR Science & Technology...

• Publication date : 2007/05/04

Discover the winners of the IIR Young Researchers’ Awards 2023

Every four years at its Congress, the IIR offers a series of Young Researchers’ Awards to pay tribute to the work carried out by young researchers in the field of refrigeration. Discover this year’s...

• Publication date : 2023/05/16
• Subjects: General information

Call for nominations now open for Scientific Prizes at IIR Congress 2023

Don’t miss out on your chance to apply for the prestigious academic and scientific awards to be presented at the upcoming 26th IIR International Congress of Refrigeration.

• Publication date : 2022/02/11
• Subjects: General information

New IIR members

The IIR welcomes the following new members : Corporate members Frigor Service Réunion, Saint Pierre, Ile de la Réunion Veolia Environnement, Limay, France Private members Mr Jean-Pierre Bernard, France Mr Leonilton Tomaz Cleto,...

• Publication date : 2008/05/13

CALL FOR ABSTRACTS for the 25th IIR International Congress of Refrigeration ends June 28, 2018

The 25th IIR International Congress of Refrigeration, ICR 2019, will offer dynamic programme of quality technical, scientific and industry insights including technical tours and visits, networking opportunities, focused work meetings and...

• Publication date : 2018/06/13

Call for nominations: Scientific Prizes at ICR 2019

The call for nominations for the ICR 2019 Scientific Prizes has now been launched. The series of prestigious academic and scientific awards recognise those who have made outstanding contributions to the field of refrigeration or have completed...

• Publication date : 2018/03/28

Call for abstracts now open for ICR 2019

From August 24-30, 2019, birthplace to the Montreal Protocol signed in 1987, Montreal (Canada),will host the 25th IIR International Congress of Refrigeration – ICR 2019.

• Publication date : 2018/01/16

Deadline extended: Call for nominations for Scientific Prizes at IIR Congress 2023 ends May 27

Don’t miss out on your chance to apply for the prestigious academic and scientific awards to be presented at the upcoming 26th IIR International Congress of Refrigeration. The deadline for...

• Publication date : 2022/04/29

CryoHub to share results of implementation of innovative energy storage technique

Register now for our Webinar on 17th March 2021 to hear from experts on how the CryoHub technology was developed and demonstrated at a refrigerated facility at Frigologix in...

• Publication date : 2021/01/27

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)

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

Cold storage conditions for fruits and vegetables

Practical recommendations for the cold storage of over 200 cultivars of fruits, vegetables and herbs (storage temperatures, relative humidity, storage time, controlled atmosphere...

• Last update : 2023/01/16
• Langues : French, English
• Themes : Fruit, Vegetables

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

Global warming potential (GWP) of HFC refrigerants

Using the latest updated data from UNEP’s RTOC 2022 report, we have compiled the 100-year GWP and 20-year GWP values of hydrofluorocarbon-based (HFC) refrigerants. Our table includes...

• Last update : 2023/09/15
• Langues : French, English
• Themes : HFCs

Environmental impact of the ice cream industry

This summary document describes the environmental impact of ice cream manufacturing, which is mainly due to the energy consumption and refrigerants used.

• Last update : 2022/11/17
• Langues : French, English
• Themes : General information on environment (climate change, ozone depletion…)

Ice cream manufacturing, environmental impact and market data

From a physico-chemical point of view, ice cream is a complex, frozen multiphase mixture. The manufacturing process includes several stages of freezing which are described in this...

• Last update : 2023/06/30
• Langues : French, English
• Themes : Ice creams

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

Kigali Amendment status per country

List of the 163 countries that have accepted, approved or ratified the Kigali Amendment as of November 15, 2024.

• Last update : 2024/11/15
• Langues : English
• Themes : Regulations and standardization (Montreal and Kyoto Protocols…)

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, HFO et HCFO, Blends

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 : HFO et HCFO, Blends

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

Additive manufacturing of heat exchangers

In the refrigeration industry, additive manufacturing (colloquially referred to as “3D printing”) makes it possible to fabricate novel, complex and potentially more energy efficient...

• Last update : 2022/09/07
• Langues : French, English
• Themes : Evaporators, condensers and other heat exchangers

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