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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
Unprecedented images from the centre of our galaxy
The James Webb Space Telescope shows images of the centre of the Milky Way, thanks to its state-of-the-art infrared detectors, which need to be cryogenically cooled to operate...
Maturity level of alternative AC technologies
In a recent review article, the authors assessed air conditioning technologies in Europe according to their Technology Readiness Level (TRL).
A new leak detection system for flammable refrigerants
A team of researchers has recently developed and tested a leak detection system for small equipment working with R290. Using ultrasound, it detects leaks effectively and at a lower cost than conventional...
Cold storage: sustainable solutions for developing countries with hot climates
Two papers from the recent IIR Congress illustrate the importance of developing the cold chain in developing countries with warm climates. In particular, in India, environmentally-friendly technical solutions...
Penetration of transcritical CO2 continues to increase
In Europe, North America and Japan, the number of transcritical CO2 installations continues to increase significantly in commercial and industrial refrigeration.
Kenya confirms acceptance of the Kigali Amendment
Kenya becomes the 154th country to ratify the Kigali Amendment.
The global frozen food market in 2022
Despite food price inflation, Europe remained the largest frozen food market in 2022.
Brazil: record temperatures in 2023 boost AC sales
In the second half of 2023, hotter-than-average temperatures were recorded in Brazil, boosting AC sales this year.
Chilled water cooling pads to reduce heat stress in pigs
A team of scientists at Purdue university in the USA has developed cooling pads to keep pigs cool and reduce the impact of heat stress on milk output and piglet...
Main figures for the Australian heat pump market
Sales of heat pumps are increasing in Australia, especially for domestic water heating, in replacement of gas appliances in both existing and new buildings.
Commercial refrigeration figures and trends
Growing steadily for several years, the global commercial refrigeration market is characterised by some key trends, including the energy efficiency and smart stores
Magnetic refrigeration, a promising technology for the liquefaction of hydrogen
A keynote at the recent IIR Congress highlights magnetic refrigeration as a technology with high potential for the liquefaction of hydrogen, an essential energy vector for decarbonisation.
Key figures of the refrigeration sector in South Africa
The stock of household refrigerators is expected to double by 2040 and AC sales should increase with economic growth, according to South Africa's National Cooling Plan.
MOP35: aid funds against dumping of inefficient cooling equipment
At MOP35, it was decided to allocate more aid funds to developing countries and to take measures against the dumping of inefficient cooling equipment containing obsolete...
Over 700 LNG stations for road transport in Europe
The Natural & bio Gas Vehicle Association (NGVA Europe) has identified 707 LNG stations in Europe and the European Free Trade Association (EFTA) countries.
2nd edition of World Ventilation Day on November 8
The theme for the 2023 edition of World Ventilation Day theme is "Breathe Better, Live Better".
South-East market dominated by low efficiency ACs
According to a recent report, 74% of room air conditioners (RAC) sold in six South-East Asian countries do not meet minimum threshold according to China’s MEPS. The authors modelled...
HFC regulation in Europe and the United States
At the beginning of October, a provisional agreement was reached to update the F-Gas regulation in Europe, and the United States announced measures limiting the GWP of refrigerants used in several types of air...
Green roofs can reduce cooling demand in warm climate zones
The impact of green roofs on building energy performance was assessed in 15 climate zones. In most regions, the reduction in energy demand for cooling was greater than for...
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.
F-Gas regulation : European Council and Parliament reach provisional agreement
After several months of discussion, the two European bodies have reached a provisional agreement aimed at further reducing fluorinated gas emissions, in line with the EU's climate objectives.
The impact of humidity on global demand for cooling energy
Recent studies have highlighted the countries most affected by the need to adapt to rising temperatures. Assessing the impact of humidity on perceived temperatures also stresses out...
Addressing gender and regional disparities in access to cooling
The annual Chilling Prospects report estimates that 1.12 billion poor people in rural and urban areas are at high risk due to a lack of access to cooling.
Road to COP28: Energy efficiency, the key to sustainable cooling in Africa
According to Francis Sempore, director of ECREEE, energy efficiency is a key sustainability issue that needs to be promoted, funded and supported through the implementation of...
Global LNG trade figures for 2022 and early 2023
Global LNG trade grew in 2022, especially in Europe, where LNG imports were necessary to make up for the disruption of Russia’s pipeline gas supply.
