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IIR document
Effect of phosphate and bicarbonate replacers on quality changes of raw and cooked pacific white shrimp as influenced by the repeated freeze-thawing.
Investigating the ice crystal morphology in frozen cooked rice based on size, fractal dimension and ANN modeling.
Shelf life of snow crab clusters (Chionoecetes opilio) stored at 0 and 4°C.
ANN modeling for optimum storage condition based on viscoelastic characteristics and sensory evaluation of frozen cooked rice.
The cook chill process for food safety.
Effect of headspace CO2 concentration on the shelf life of cooked meat products.
Growth of Listeria monocytogenes and Yersinia enterocolitica on cooked modified-atmosphere-packaged poultry in the presence and absence of a naturally occurring microbiota.
Research on the splash of cooked food with soup during vacuum cooling process.
[In Chinese. / En chinois.]
Impact of temperature sampling strategy on the risk of clostridium growth: application to rapid cooling of food in institutional food service facilities.
Microbial safety and quality of various types of cooked chilled foods.
Modelling vacuum cooling process of cooked meat. 1. Analysis of vacuum cooling system.
Chilling individual retail pots of hot-filled soups and sauces using air to meet cook-chill guidelines.
Leuconostoc carnosum associated with spoilage of refrigerated whole cooked hams in Greece.
Identifying the choices for cryogenic freezing.
Research on factors allowing a risk assessment of spore-forming pathogenic bacteria in cooked chilled foods containing vegetables: a FAIR collaborative project.
Refrigeration sector monitoring
181 results
Food cold chain: improving temperature control to reduce loss
Recent review articles provide an update on technologies to monitor temperature in the food cold chain, in order to avoid food loss during transport and...
Refrigerated cheese vending machines in French cities
A local cheese dairy has installed refrigerated cheese vending machines in several towns in East Moselle, in the east of France.
Autonomous cooling system for food deliveries in the city centre
Coldway Technologies is developing an electric scooter coupled with a self-contained cool box for food delivery in the city centre.
Germany: Blue Angel ecolabel now includes heat pumps and liquid coolers
The 2023 edition of the German “Blue Angel” ecolabel now includes domestic heat pumps and “liquid coolers”.
Europe dominated the global frozen food market in 2020
2020 has seen record sales in the frozen food sector. According to Frozen Food Europe, Europe had the largest share of the global frozen food market in 2020. Asia Pacific, the Middle East and Africa are...
MIRAI Intex, new corporate member of the IIR!
Presentation of MIRAI Intex and its flagship product: MIRAI COLD 15.
The expansion of refrigeration applications of Thermal Energy Storage and PCMs
Based on a selection of papers from two recent IIR conferences, overview of thermal energy storage and PCM applications in the fields of refrigerated transport, display cabinets, fishing vessels, food processing...
Viability of an absorption solar cooling system in an isolated school in Mexico
A recent IJR article presents a simulation of the operating strategies and the results of the first experiments following the installation of a solar thermal absorption air conditioning system, installed in an...
The district cooling network of Paris will be extended by 158 km within 20 years
Paris’ district cooling network currently covers over 86 kilometres and will be extended to 250 kilometres by 2042. It will increase the city's contribution to the carbon neutrality objective by...
How to cool the nuclear reactors of the future?
Researchers at the Tokyo Institute of Technology are paving the way for cooling fusion reactors, following a historic breakthrough in nuclear fusion.
Waste heat recovery to eliminate the novel coronavirus in HVAC systems
A recent study proposes a technique for eliminating SARS-CoV-2 from cleanroom HVAC systems using the recovered heat of exhaust air. The modified system could be easily implemented in...
Will the facades of the future be able to supply heat pumps?
A German organisation is developing a material that could use solar energy to power a heat pump.
World’s largest seawater air-conditioning system commissioned in Tahiti
Thanks to this system, the cold waters of the deep will cool the French Polynesia Hospital Center, saving at least 2.5 million euros of electricity per year.
Germany: Cologne invests €280 million in district energy revolution with Rhine River heat pump
Cologne will decarbonise its district heating system with a 150 MW heat pump installed on the Rhine.
How to increase market uptake of innovative renewable heating and cooling systems ?
The results of two years of EU-funded research highlight several recommended incentives to motivate the uptake of innovative renewable heating and cooling systems.
IIR news
82 results
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
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.
Member News: New Intermarché Store in Central Paris Equipped with Epta’s “Integral” Refrigeration Systems
The integration of compact, self-contained refrigeration units demonstrates the adaptability of modern cooling technologies in urban and architecturally sensitive environments.
Member news: Efficient Energy has been rewarded for its remarkable growth over the last 4 years
Energy Efficient, an IIR corporate member, ranked third in the latest Deloitte Technology Fast 50 in Germany. This ranking rewards companies based on the percentage increase in their revenue over the last four...
Hot off the press: Handbook on Indirect Refrigeration and Heat Pump Systems
Be the first to read the newly published IIR Handbook on Indirect Refrigeration and Heat Pump Systems.
Member news: latest innovations from Mirai Intex
The company Mirai Intex has just marketed a refrigeration machine using air cycle for low temperatures. Mirai Intex also markets a mobile storage solution.
International events: Tokyo
Cryomedicine - Constant Progress in Cryomedicine, an IIR-co-sponsored event, was held in Tokyo, Japan, on November 27-29, 2009. It attracted 180 attendees from 8 countries and 40 papers were presented. Three prizes were awarded: Dr Nikolai Korpan...
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.
New IIR Working Group: whole-body cryotherapy or cryostimulation
During the IIR Science and Technology Council meeting on June 15, 2017, a new IIR Working Group (WG) on “Whole-body cryotherapy or cryostimulation” was officially created.
IIR Working Group on whole-body cryotherapy or cryostimulation
A presentation of this IIR Working Group took place during the French Association of Refrigeration (AFF) Orientation Committee in January.
Cryotherapy is going well!
Report of the IIR Deputy Director General, Ina Colombo, on the 3rd IIR Conference on Cold Applications in Life Sciences which was held in St Petersburg in Russia.
Activities of the IIR's Commission C1 on Cryobiology and Cryomedicine
Members of the Cryobiology and Cryomedicine Commission (C1) are working hard to reach their 2013-2015 objectives in cryobiology and cryomedicine research; knowledge dissemination; technology transfer and education.
New challenges in “Cold Applications in Life Sciences"
Following the 2nd IIR Workshop on "Cold Applications in Life Sciences", Ralf Herzog, President of IIR Section A, has summarized key information in this field, in a new thematic file that you can find on the IIR website.
The European Union project Cryohub in Beijing
The IIR organised a well-attended CryoHub workshop at the 5th International Conference on Sustainability and the Cold Chain in Beijing on April 7th.
Briefs: Don Cleland
This year's winner of the UK Institute of Refrigeration’s J&E Hall Gold Medal is Prof. Donald Cleland, Massey University, New Zealand, and Head of the IIR’s Section C. Don has been involved in refrigeration-related research and its application...
Encyclopedia of Refrigeration
8 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...
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...
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...
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...
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...
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...
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.
Events
1 result
Other event
2026 Cryogenic Microscopy & Spectroscopy Workshop
March 23, 2026 - March 26, 2026
Brno, Czech (Republic)
Fostering cross‐disciplinary collaboration & innovation in cryogenics, electron microscopy, and spectroscopy.
Find out more
