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IIR document
New method of processing ice slurry for improved chilling of fresh foods.
Investigation into air distribution systems and thermal environment control in chilled food processing facilities.
Effect of thermal property model selection on the accuracy of a one-dimensional numerical solution for the forced air chilling and freezing of food products.
Industry survey on the pressure drop across palletised horticulture produce during precooling.
Numerical simulation and experiment on the relationship between lettuce forced-air precooling uniformity and air supply speed.
Pervaporation Membrane for Refrigerator Vegetable Tray Applications.
Freshness prolongation of kimchi cabbage using plasma-nano particle humidifier during cold storage.
Experimental Characterization of Cooling Behavior Within a Multi-Package: Application on a Pallet of Strawberries.
Evolución de la textura del caqui almacenado en frío a dos temperaturas mediante imagen hiperespectral.
Textural evolution of cold-stored persimmon at two temperature grades using hyperspectral imaging.
Development of multi-functional fresh-keeping device and experimentation of cabbage vacuum pre-cooling.
[In Chinese. / En chinois.]
HVAC&R systems for mango pulp processing.
X-ray CT-based CFD study to investigate the cooling process of packed pear fruit.
Prediction of food thermal properties to enable accurate design of food refrigeration processes.
Sizing and control design of solar thermal absorption refrigeration for horticultural cold storage in hot-humid climates.
Ohmic tempering of Antarctic krill (Euphausia superba) blocks—Experimental and computer simulation approach.
Refrigeration sector monitoring
75 results
Kenya : Alternative energy supplies to refrigerate food
Annually, 95 million liters of milk is lost in Kenya due to lack of refrigeration.
Is super-cooling better than chilling for seafood products?
Super-cooled storage is a novel technique that better preserves the texture and freshness of fish and extends shelf life compared to chilling.
Briefs: 72 bacterial species identified in domestic refrigerators
French agency, AFSSA (Agence Française de Sécurité Sanitaire des Aliments) recently conducted a microbiological study on 2 types of refrigeration installations related to domestic food consumption: refrigerated display cabinets and domestic...
Refrigeration reduces the glycemic index of cooked rice
Several studies highlight the benefits of refrigeration on the glycaemic index of rice, which is important in the control of chronic diseases such as diabetes.
Food safety: the problems caused by condensation
Some advice to prevent or remove condensation, often involved in food contamination.
Comparison of the nutritional values of fresh and frozen fruits and vegetables
Researchers compared nutritional values between frozen, fresh and fresh-stored fruits and vegetables.
Supercooling and superchilling to increase the shelf life and reduce food waste
Superchilling and supercooling have enormous potential to enable safe, high quality and long term storage of foods without the consumer perceived detrimental effects of freezing.
Frozen produces less CO2 emissions than chilled food
A scientific report by Bristol-based Refrigeration Developments and Testing Ltd. suggests that frozen food emits less CO2 emissions than chilled food, contrary to popular belief.
Chilled & deli food market in Europe
The European chilled & deli food market had total revenues of USD 190,842.5 million in 2012.
Chilled & deli food market in the US
The US chilled & deli food market had total revenues of USD 169,825.8 million in 2012.
Chilled & deli food market in Asia-Pacific
The Asia-Pacific chilled & deli food market had total revenues of USD 296,724.7million in 2012.
Global chilled & deli food market
The global chilled & deli food market had total revenues of USD 748,338.7 million in 2012, representing a compound annual growth rate (CAGR) of 2.7% between 2008 and 2012.
Chilled & deli Food market in Japan
The Japanese chilled & deli food market had total revenues of USD 88,366.9 million in 2012, representing a compound annual growth rate (CAGR) of 0.5% between 2008 and 2012.
Refrigeration innovations for the avocado market
The booming global avocado market calls for increasing standards of quality. Refrigeration technologies offer cutting-edge solutions for fruit ripening and seed preservation for future crops.
Chilled food cold chain in France
Results of a cold chain study in France carried out in 2013 within the European FRISBEE project were published in the International Journal of Refrigeration.
IIR news
57 results
Cooling Keeps Food Fresh : Global Campaign Announced for World Refrigeration Day, June 26
Since 2019, June 26 celebrates the World Refrigeration Day. With increasing global stakes at hand over the past years, refrigeration took a leading role at the heart of international...
Frisbee Project: Latest Developments
Frisbee is a European-Union-funded 4-year project. It was launched in September 2010 and involves 26 partners including the IIR. the IIR is in charge of collecting data and the dissemination of research outcomes. The aim is to provide new...
First European field study on food cold chain carried out by the Frisbee consortium
Four Frisbee project partners will conduct a major field study in four representative European countries this Summer
New IIR Informatory Note: The Role of Refrigeration in Worldwide Nutrition
In line with its corporate objective to promote knowledge of refrigeration and associated technologies and applications on a global scale, the IIR has published a new Informatory Note on “The Role of Refrigeration in Worldwide...
The IIR is involved in a new project called Cool-Save
The IIR is involved in a new project called Cool-Save. This 30-month European project comprises the development and dissemination of cost-effective strategies designed to improve energy efficiency in cooling systems in the food and drink sector.
Strengthening cold chain technologies in hot climates: IIR and UNEP lead the conversation at MOP37
Nairobi, 3 November 2025 — At the 37th Meeting of the Parties to the Montreal Protocol (MOP37), UNEP OzonAction and the International Institute of Refrigeration (IIR) hosted a dynamic side event focused on strengthening sustainable...
IIR member news : Linde
The CSG-4 snow generator allows to generate snow on demand or via programming and is claimed to offer a cost effective and safe alternative to dry ice pellets.
IIR Launches Call for Publication Chair, Lead Authors and Contributors for the Global Refrigeration Outlook
Paris, February 9th, 2026 – The International Institute of Refrigeration (IIR) announces the launch of a global call for a Publication Chair, Lead Authors, and Contributors for its forthcoming flagship...
Strengthening Sustainable Agri-Food Cold Chains in Jordan: Policy Dialogue and Technical Capacity Building
As the global authority on refrigeration knowledge, the International Institute of Refrigeration is supporting member countries in...
Refrigeration for better food and a better future
The IIR celebrates World Food Day 2025 and FAO’s 80th Anniversary by highlighting the importance of refrigeration to maintain food quality, aligned with the event’s theme “Hand-in-Hand for Better Food and a...
Supercooling and superchilling: A solution to increased shelf life and reduced food waste?
If these technologies were combined with perfusion chilling for meat and fish, then additional benefits such as rapid cooling, low weight loss and novel products could result.
New in our Encyclopedia. Cryogenic nitrogen in the food and beverage industry
This summary document presents the applications of cryogenic nitrogen in the food and beverage industry .
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”.
Press release: The International Institute of Refrigeration appoints Professor Judith Evans as new president of Commission C2
The International Institute of Refrigeration (IIR) is proud to announce the appointment of Judith Evans, Professor at London South Bank University, as the new president of IIR Commission C2 on food science and engineering.
Past events: The IIR around the world, April 2023
This month, the IIR conference on HFOs welcomed 200 delegates, and one of Asia's largest exhibitions in HVACR, China Refrigeration, set a new record with 60,000 visitors and 1,100 exhibitors.
Encyclopedia of Refrigeration
5 results
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...
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...
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...
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.
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...
