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HORIZONTAL FLOW BOILING EXPERIMENTS OF SATURATED PURE COMPONENTS AND MIXTURES OF R846-R12 AT HIGH PRESSURES.
Horizontal flow boiling experiments of saturated pure components and mixtures of R846-R12 at high pressures.
Experimental study of energy efficiency of heat pump plants operating on new working substances.
[In Russian. / En russe.]
A generalized equation for the surface tension of refrigerants.
Refrigeration sector monitoring
28 results
IIR Member news - Solstice N41 (R466A), a new refrigerant from Honeywell
Focus on a brand new refrigerant Solstice N41 (or R466A) which could represent an interesting alternative to R410A in air conditioning.
Alternatives to replace R404A for refrigerated transport
With about 5 million refrigerated vehicles operating worldwide, there is active research and development focusing on identifying alternatives to R404A, which is traditionally used in truck and trailer...
The State of World Fisheries and Aquaculture 2024: refrigeration contributes to sustain aquatic food supplies amid record high production
Figures from FAO and IIR highlight the importance of the seafood cold chain for a sustainable aquatic food supply through 2050.
24 European countries offer financial support for industrial heat pumps
According to an EHPA report, nearly all European countries offer financial subsidies or support for companies to invest in industrial heat pumps.
Cuba: The health cold chain contributes to life saving vaccination
Since 2021, Cuba has renewed its cold chain equipment at around 70 percent of its vaccination sites and acquired a cold storage chamber.
Global air-to-water heat pump market: modest growth in 2023 amid regional variations
According to JARN, the global air-to-water (ATW) heat pump market increased by 0.2% in 2023, reaching close to 5 million units.
China’s cold chain policy cuts post-harvest losses by 13%
Investment in cold storage facilities in China led to a 13% reduction in post-harvest losses in 2022, according to a recent study published in the Journal of Cleaner Production by a team of researchers from the...
Must read: new handbook of best practices for room air conditioner installation
The Center for Environmental Energy Engineering (CEEE) at University of Maryland, the Climate & Clean Air Coalition (CCAC), Centro Studi Galileo, and the Institute for Governance & Sustainable...
Nigeria needs an additional 50,000 tonnes of cold storage capacity
The President of the Organisation for Technology Advancement of Cold Chain in West Africa (OTACCWA) estimated the cold chain infrastructure required to tackle Nigeria’s annual post-harvest losses evaluated at $9...
Refrigeration, a key player in the fight against cancer
Refrigeration technologies are an essential part of the prevention, diagnosis and treatment of several cancers.
GL2024: Improving the performance of R744-refrigeration systems at high ambient temperatures
A paper presented during the 16th IIR-Gustav Lorentzen Conference on Natural Refrigerants proposes improving the performance of R744 refrigeration systems in transcritical operation using low-charge R290...
Evaporative and thermoelectric cooling improve the efficiency of solar panels
Among several cooling methods reviewed in an article in Energies, evaporative and thermoelectric cooling offer substantial improvements in energy efficiency and a positive environmental footprint while...
Direct CO2 emissions generated by the refrigeration sector in Chile
As part of its national inventory submitted to the UNFCCC, Chile reported greenhouse gas emission values for the refrigeration and air conditioning sector.
Europe 2025 heatwaves: demand for AC surges as heat-related deaths triple
Recent analyses from the World Meteorological Organization, the World Resources Institute and the Imperial College London take stock of this summer’s heatwaves in Europe.
Low GWP blends for domestic air conditioning
A review article presents the latest research trends on low GWP refrigerants, mainly HFC/HFO blends, for domestic air conditioning.
IIR news
6 results
Member news: Koura introduces new refrigerant for air conditioning
Refrigerant manufacturer Koura recently introduced R468C, a refrigerant that could replace R410A in air conditioning systems.
IIR Highlights from the OEWG-47 Side Event: Empowering Women in the Cooling Sector
The International Institute of Refrigeration participated in a side event organised by GIZ Proklima, focused on advancing gender equality in the refrigeration, air conditioning and heat pumps (RACHP)...
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...
World Science Day: IIR reaffirms the role of refrigeration for sustainable development
This 10 November 2025, IIR joins in the celebration of World Science Day, aligning with this year’s theme of “the science we need for 2050” by highlighting the importance of refrigeration for economic...
1st IIR Workshop on Refrigerant Charge Reduction
1st IIR Workshop on Refrigerant Charge Reduction in Refrigerating Systems will be held in Antony, France, on April 6-7, 2009. Contact helene.macchi@cemagref.fr to register and present a paper
We are hiring an intern for Food cold chain modelling
The IIR has developed an innovative model to calculate CO2 emissions for each stage of the cold chain and for all countries in the world. The candidate will work on improving this model based on...
Encyclopedia of Refrigeration
2 results
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...
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...
