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IIR document

Effect of immersion freezing on water migration in Huangguan pears.

• Author(s) : CAO X., ZHANG X., WANG Y., NIAN R., YOU K., ZHU D.
• Publication date: 2024/09
• Languages : English
• Source: International Journal of Refrigeration - Revue Internationale du Froid - vol. 165
• Formats : PDF

IIR document

X-ray CT-based CFD study to investigate the cooling process of packed pear fruit.

• Author(s) : GRUYTERS W., WANG Z., VERBOVEN P., et al.
• 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

Recommended by the IIR

A review of storage temperature recommendations for apples and pears

• Author(s) : PRANGE R. K., WRIGHT A. H.
• Publication date: 2023/02
• Languages : English
• Source: Foods - vol. 12 - n. 3
• Formats : PDF

Recommended by the IIR / IIR document

Off grid long term pear storage; feasibility study of storage solely powered by local solar energy.

• Author(s) : GEIJN F. van de, LUKASSE L. J. S.
• Publication date: 2022/04/11
• Languages : English
• Source: 7^th IIR International Conference on Sustainability and the Cold Chain (Online). Proceedings: April 11-13 2022
• Formats : PDF

IIR document

Effect of forced-air cooling, low temperature storage and transportation, four retailing methods on quality of pears.

• Author(s) : YAN C., LIU S., JIA L., et al.
• Publication date: 2015/08/16
• Languages : English
• Source: Proceedings of the 24th IIR International Congress of Refrigeration: Yokohama, Japan, August 16-22, 2015.
• Formats : PDF

IIR document

Building blocks for a digital twin of large cool store complexes.

• Author(s) : PHAN H. M., VAN CAUTEREN H., HERTOG M., VERLINDEN B., NICOLAI B., VERBOVEN P.
• 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

Recommendations for maintaining postharvest quality: pear (Bartlett)./ Recommandations pour maintenir la qualité après récolte : poire (Bartlett).

Recommendations for maintaining postharvest quality: pear (Bartlett).

• Author(s) : MITCHAM E. J., CRISOSTO C. H., KADER A. A.
• Publication date: 2009/02
• Languages : English
• Source: Postharvest Technol., Res. Inf. Cent. - 3 p.; tabl.

Recommendations for maintaining postharvest quality: pear (Anjou, Bosc and Comice)./ Recommandations pour maintenir la qualité après récolte : poire (Anjou, Bosc et Comice).

Recommendations for maintaining postharvest quality: pear (Anjou, Bosc and Comice).

• Author(s) : MITCHAM E. J., CRISOSTO C. H., KADER A. A.
• Publication date: 2009/02
• Languages : English
• Source: Postharvest Technol., Res. Inf. Cent. - 3 p.; tabl.

Poire Elliot cov : date de récolte et condition d'affinage.

Elliot (cov) pear: harvest date and ripening conditions.

• Author(s) : LUROL S., MONTAGNON J. M., FLORENS B., et al.
• Publication date: 2008/07
• Languages : French
• Source: Infos Ctifl - n. 243

IIR document

RECHERCHES RECENTES SUR LA CONSERVATION DES POIRES DOYENNE DU COMICE DU VAL DE LOIRE.

RECENT RESEARCH ON THE STORAGE OF DOYENNE DU COMICE PEARS FROM THE VAL DE LOIRE.

• Author(s) : LEBLOND C.
• Publication date: 1983/08/07
• Languages : French
• Source: [Refrigeration serving humanity]. Proceedings of the XVI^th international Congress of Refrigeration.
• Formats : PDF

IIR document

CONSERVATION FRIGORIFIQUE DES POIRES : DERNIERS PROGRES POUR LES VARIETES.

COLD STORAGE OF PEARS: TECHNIQUES UP DATING.

• Author(s) : GORINI F.
• Publication date: 1984
• Languages : French
• Source: Production and preservation of pears.
• Formats : PDF

IIR document

INFLUENCE DE LA DATE DE CUEILLETTE SUR LE COMPORTEMENT DE LA POIRE ROCHA.

INFLUENCE OF PICKING DATES ON THE FURTHER BEHAVIOUR OF < ROCHA > PEAR.

• Author(s) : AVELAR M. L.
• Publication date: 1984
• Languages : French
• Source: Production and preservation of pears.
• Formats : PDF

IIR document

Préréfrigération par soufflage d'air de poires Kontoula : courbes et corrélations.

Air-blowing precooling of Kontoula pears: curves and correlations.

• Author(s) : LAMBRINOS G., MANOLOPOULOU H., ASSIMAKI H.
• Publication date: 1995/08/20
• Languages : French
• Source: For a Better Quality of Life. 19th International Congress of Refrigeration.
• Formats : PDF

IIR document

PROPHYLAXIE DU BRUNISSEMENT INTERNE DE LA POIRE PASSE CRASSANE PAR UNE NUTRITION FOLIAIRE D'APPOINT.

PREVENTION OF THE INTERNAL BROWNING OF THE PASSE CRASSANE PEAR BY APPLICATION OF LEAF NUTRIENT SPRAY.

• Author(s) : LEBLOND C., ACQUIER C., JOURDAIN J. M.
• Publication date: 1984
• Languages : French
• Source: Production and preservation of pears.
• Formats : PDF

IIR document

Amélioration de la conservation de la poire Kontoula à l'aide d'atmosphères modifiées.

Modified atmospheres for improved storage of Kontoula pears.

• Author(s) : MANOLOPOULOU H., LAMBRINOS G., ASSIMAKI H., VLACHOU A. M.
• Publication date: 1995/08/20
• Languages : French
• Source: For a Better Quality of Life. 19th International Congress of Refrigeration.
• Formats : PDF

Innovative transcritical CO2 ice rink installation

In Gimo, Sweden, a transcritical CO2 unit was installed to provide cooling for a new ice rink.

• Publication date : 2015/05/12

District cooling: A market poised for strong growth in the Kingdom of Saudi Arabia

During summer, air conditioning accounts for about 70% of the total electricity consumption.

• Publication date : 2014/02/24

France: An ice rink on the roof of the Montparnasse Tower in Paris.

From 10 February to 5 March 2017, the Panoramic Observation deck of the Montparnasse Tower turns into an ice rink.

• Publication date : 2017/02/20

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

Low GWP refrigerants for Olympic ice rinks in China

For the Olympic and Paralympic Winter Games in Beijing, nine ice rinks are used. five use CO2 as a  refrigerant, and four use R449A. 

• Publication date : 2022/02/28
• Subjects: HFCs alternatives

R134a/CO2 cascade for a French ice rink

In the French Alps, the Alpe d’Huez ice rink has recently completely renovation, replacing the former HCFC-22 refrigeration system by an HFC-134a/CO2 cascade system.

• Publication date : 2015/11/04

North America: Ice rinks and the phaseout of HCFC-22.

Retrofits in Minnesota and Michigan provide examples of good options.

• Publication date : 2017/02/10

Reclaiming waste heat from ice rinks’ refrigeration systems to save energy

Several studies and recent cases studies show that heat recovery from the refrigeration system is the biggest energy-saving measure in ice rinks.

• Publication date : 2023/10/23
• Subjects: Technology

First CO2 Ice Rink in the US.

The Harry J. McDonald recreational center in Anchorage, Alaska, became the first ice rink in the US using CO2 as a refrigerant.

• Publication date : 2015/11/09

LNG news: Singapore

Singapore is to import liquefied natural gas (LNG) in order to meet rising demand for energy. It's first LNG terminal will produce 3 million tons of LNG/year. Singapore aims to diversify its energy sources and to implement a more stable pricing...

• Publication date : 2007/05/04

Chicago Spire skyscraper

The Chicago Spire skyscraper is to be built in Chicago, USA. The 7-sided tapering, twisting tower was designed by the Spanish architect Santiago Calatrava. The 150-floor 278 709 m² building is being developed by Garrett Kelleher of Shelbourne...

• Publication date : 2008/01/23

Briefs: Empire State Building

Once the world's tallest building, the Empire State Building is addressing a new challenge: it's going green. Chillers in the cooling plant will be rebuilt, and with insulation will generate roughly half the savings. The owners of the landmark...

• Publication date : 2009/08/13

Black Vanilla Ice Cream.

An ice cream made from pure virgin coconut shell activated charcoal.

• Publication date : 2017/02/15

Singapore experiments with outdoor air thermoelectric cooling

In Singapore, the terrace of a riverside restaurant and children play areas are now cooled by a solid-state thermoelectric cooling technology.

• Publication date : 2019/12/30

Air conditioning units in Singapore

From an ownership of 58.3% among Singapore households in 1998, this figure grew to 76.1% in 2013.

• Publication date : 2015/07/21

Conference update: Singapore

The 1st IIR Cold Chain Conference will take place in Singapore, on April 27-29, 2009. Keep updated: david@airah.org.au or

• Publication date : 2008/10/25

Conference update: Singapore

The 1st IIR Cold Chain Conference that was scheduled to take place in Singapore on April 27-29, 2009 is postponed. It will be held at another venue: for updates, check out

• Publication date : 2009/05/18

Conference update: Singapore

The 1st IIR Cold Chain Conference will take place in Singapore on April 27-29, 2009. Keep updated: brendan@airah.org.au, www.airah.org.au

• Publication date : 2008/05/13

Singapore event postponed : watch this space

Due to the current world economic situation, the IIR, the Australian Institute of Refrigeration, Air Conditioning and Heating (AIRAH) and the Global Cold Chain Alliance (GCCA) have postponed the 1st IIR International Cold Chain Conference which...

• Publication date : 2009/02/24

Training and courses: New content available

Since its initial publication, a number of new courses have been added to the IIR refrigeration courses and training repertoire.

• Publication date : 2019/10/21

IIR wins ECREEE Award for solar cooling and heating efforts in Africa with SophiA

The ECOWAS Sustainable Energy Forum took place in Abidjan, Côte d’Ivoire on November 28-29. The IIR organised a SophiA workshop and was honoured with an ECREEE Award for its outstanding contribution to...

• Publication date : 2024/12/13

IIR Member news: Star Refrigeration installs ammonia chillers in an indoor skiing facility

After 90 years of existence, indoor skiing now uses modern and energy efficient technologies. Star Refrigeration participates in this evolution with its ammonia chillers.

• Publication date : 2018/12/27

New IIR Informatory Note on passive cooling

The IIR’s latest Informatory Note demonstrates that passive cooling technologies can contribute significantly to reducing energy demand for air conditioning. 

• Publication date : 2022/04/29
• Subjects: Technology

IIR member news: A new BSRIA study on the global compressor market 

A recent study by BSRIA shows that sales of refrigeration compressors in 2022 are expected to reach 502 million units with a value of USD 48.6 billion, up 15% year-on-year. 

• Publication date : 2022/12/13
• Subjects: Figures, economy

Upcoming IIR Conferences & Events

Are you planning to attend a refrigeration event? Find out what’s planned.

• Publication date : 2014/07/24

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

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)

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