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Ozone-depleting chemicals detected by scientists in the atmosphere in 1951 – decades earlier than expected
An international team led by the University of Bremen, Germany, has uncovered evidence of ozone-depleting chlorofluorocarbons (CFCs) in the atmosphere as early as 1951. This finding pushes back the known...
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2 939 news
Joe Biden launches the first stage of the US ratification of the Kigali Amendment
On January 27, U.S. President Joe Biden signed an executive order seeking the consent of the U.S. Senate to ratify the Kigali Amendment to phase out HFC refrigerants.
Member news: Carrier Transicold to offer R452A in the United States
Carrier Transicold proposes R452A as an alternative to R404A for refrigerated hauliers in the USA.
SOFRIGAM at the heart of the cold chain for the COVID-19 vaccine
The French company SOFRIGAM, a member of the IIR for more than 10 years, has received a qualification for its packaging that enables vaccines against COVID-19 to be stored at very low...
Heat pump systems for HVAC in electric vehicles
Heat pump systems offer an energy efficient option for HVAC in electric vehicles. Recent studies present innovative technologies to further improve the heating and cooling performance of heat pump systems as...
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...
Vapour compression refrigeration for space applications
An IJR review paper presents the history of vapour-compression refrigeration systems used in microgravity environments and sets the next steps of research needed to achieve reliable...
Growing popularity of LNG as a fuel in maritime and land transport
Less than 1% of the world fleet is LNG-powered, but this figure is expected to grow at least fivefold over the coming years. Recent figures suggest that the use of liquefied natural gas (LNG) as a fuel for...
US Congress passed a bill to phase down HFC refrigerants
In the USA, a new law to provide COVID-19 relief includes an agreement to phase-down production and consumption of HFCs.
EU F-gas Consultation Forum: alternatives to fluorinated gases exist for single-split air conditioners
A document published by this forum underlines that it now seems possible to avoid the use of fluorinated gases in new small single split air conditioners by replacing them with propane, unless prohibition...
IIR GL2020 conference: Range of CO2 applications
Almost half of the presentations at the IIR Gustav Lorentzen conference in Kyoto focused on CO2, in commercial refrigeration systems but also in many other applications. Overview of these...
Renewable energy consumption for heating and cooling in the EU in 2019
In 2019 as in 2018, over a fifth of the energy used for heating and cooling came from renewable sources in the EU.
Recent overview of research on electrocaloric cooling
A recent literature review presents an overview of research on electrocaloric cooling. The authors addressed the following topics: thermodynamic cycles, electrocaloric materials, experimental devices, numerical...
Measures for more energy-efficient air conditioning in Saudi Arabia
A recent article proposes key policies and technologies that could promote a more sustainable use of air conditioning in Saudi Arabia, a country where air conditioning accounts for 70% of household electricity...
Seawater for district cooling in tropical coastal areas
A recent study explored the pros and cons of using deep cold seawater as an alternative cooling solution in tropical coastal regions.
Spray freeze-drying technique for the manufacturing of pharmaceutical products
Some biopharmaceuticals such as vaccines have a short shelf life and must be handled with care. A recent literature review presents the spray freeze-drying technique as an interesting option for optimising the...
Employment in the refrigeration sector in France (in French)
Figures from Snefcca, the French national trade union in the sector, highlight the good health of employment in the area of refrigeration, professional kitchen equipment and air conditioning.
The Cold Hard Facts 2020 report presents the main figures of refrigeration in Australia
Cold Hard Facts 2020 analyses 2019 data to identify key developments and emerging trends in the refrigeration and air conditioning industry.
Cryoextraction techniques for better tasting wine?
A recent study in Spain suggests that freezing white grapes using low temperatures in the winemaking process, produces wines that are more aromatic than wines produced with traditional...
Cryopreservation techniques in reproductive medicine: improving cell survival after warming
A recent literature review presents the technical progress in cryopreservation techniques. The vitrification concept is presented as crucial to ensure cell survival after cryopreservation.
White paint reduces air conditioning demand
A team of researchers has developed a radiative cooling paint that keeps surfaces more than 1.7 °C cooler than their ambient surroundings (at noon).
Low-cost cold storage in Kenya using evaporative cooling
A team of researchers from the Massachusetts Institute of Technology (MIT) and the University of Nairobi are designing affordable off-grid cold storage units for perishable crops in Kenya, using evaporative...
Two-phase ejectors: a high potential for energy savings
Two review papers recently published in the IJR highlight ejectors as a promising solution to dramatically improve the efficiency of vapour compression refrigeration systems and outline the challenges that...
Higher AC setting temperatures to reduce thermal discomfort and energy demand in warm countries
Using data from four cities in India, Philippines, and Thailand, a recent study found that occupants experience thermal discomfort from unnecessarily low air conditioning (AC) temperature settings. Warmer indoor...
UNIDO rewards Midea’s efforts in environmental protection
Midea’s work on the use of propane (R290) in air conditioning has been recognized by UNIDO.
Nanoe ™ X technology could inhibit COVID19 in air conditioners
Panasonic has developed an ionizer that inhibits certain pathogenic microorganisms (including viruses). Recent tests seem to demonstrate its effectiveness on COVID-19.
