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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
The global AC market during the Covid-19 pandemic
Exports and sales declined in most world markets in the first quarter of 2020. As the epicentre of the epidemic shifts, some markets are managing to rebound while others are likely to register a significant...
Refrigerated vehicle sales in China increased by 27% in 2019
Cold chain logistics in China are expected to expand over the next few years.
Producing ammonia using less energy
Scientists at the Tokyo Institute of Technology have developed an improved catalyst facilitating the synthesis of ammonia at merely 50°C (when conventional techniques require temperatures of 450°C).
World's smallest electronic expansion valve
Danfoss recently presented a small electronic expansion valve, especially used for air conditioners with variable refrigerant flow.
Revising A3 refrigerants charge limits to promote wider application
A recent IJR paper examines the validity and form of charge limits for “highly flammable” A3 refrigerants, which constitute low-GWP alternatives to HFCs. Authors propose to eliminate upper charge limits for...
AC adoption may increase household electricity consumption up to 42%
In a recent study by EnergyA, an EU-funded research project, authors examined the impact of climatic conditions on households’ electricity expenditures in Australia, Canada, France, Japan, the Netherlands,...
Do aliens use CFCs?
What if the search for extra-terrestrial life took a new turn? A grant recently awarded to a team of scientists will finance research for "technosignatures", which would include CFCs.
Solar ejector refrigeration systems: benefits and latest developments
Two IJR articles present the latest advancements in this technology and in particular the advantages of variable geometry ejectors and low-GWP refrigerants in terms of performance.
New standards for “intelligent” ACs implemented in China
China implements new standard to officially define and set technological requirements for intelligent ACs. Additionally, a Chinese air-conditioning manufacturer is the first company in China to achieve a global...
World refrigeration compressor market
In 2019, the world refrigeration compressor market recorded a significant increase but the growth rate has noticeably decreased, mainly due to the decline in the Chinese air conditioning market.Inevitably, the...
Initiatives to promote refrigeration technologies in the developing world
Focus on some initiatives to facilitate access to eco-friendly refrigeration technologies in hot countries.
China's proposal to phase down HFCs
The Chinese Ministry of Ecology and Environment has presented a plan to phase down HFCs in line with the requirements of the Kigali Amendment to the Montreal Protocol. The country has not yet ratified...
Continued increase in global LNG trade in 2019
The global Liquefied natural gas (LNG) trade has continued to increase in 2019, with export growth coming from the USA, Russia, Australia, Algeria and Egypt. Asia Pacific and Asia remain the largest importing...
Vacuum Insulation Panels: a promising solution for domestic refrigerators
Thanks to their low thermal conductivity, Vacuum Insulation Panels (VIPs) make it possible to greatly reduce the energy consumption of domestic refrigerators. However, their adoption comes up against problems of...
The benefits of 3D printing in refrigeration and air conditioning
The various applications of 3D printing in the field of refrigeration and air conditioning highlight possible tremendous advantages in terms of energy efficiency and cost minimisation.
CFC banks release larger emissions than expected
The leaks of CFC11 and CFC12 stored up in banks, if left unchecked, would delay the recovery of the Antarctic ozone hole by 6 years and add 9 billion metric tons of CO2eq to the...
Innovative solutions to reduce cooling needs for data centres
As the world’s demand for data continues to expand, the creation of new data centres poses the issue of cooling. Innovative solutions using renewable energy sources and heat recovery are presented...
Impact of the COVID-19 epidemic on the refrigeration sector
Various domains of the refrigeration sector are impacted by the current epidemic. Overview of some of these impacts.
Evaporative cooling without adding humidity
Scientists at the University of Harvard have designed a prototype evaporative cooling system called Cold-SNAP that effectively cools air at low cost for both dry and humid climates.
Refrigeration and COVID-19: list of resources
List of resources (guides, recommendations, information) regularly updated concerning the COVID-19 and the refrigeration sector.
United States: latest news on HFC regulations
The US Court of Appeals for the District of Columbia has restored restrictions on the transition from ozone-depleting substances to high GWP HFCs.
IIR Statement: The essential role of refrigeration in the combat against COVID-19
Statement of the International Institute of Refrigeration calling governments to consider refrigeration-related services as “essential services” in the context of the current health crisis due to COVID-19.
Kenyan fish processing facility upgrades from R22 to ammonia
East Africa Sea Foods (EASF), a fish processing facility in Kenya, recently replaced its aging R22 refrigeration system with a two-stage ammonia system.
COVID-19 news in the HVAC&R sector
The IIR reviews the available information on the possible impact of air conditioning on the spread of COVID-19 and the recommendations for the operation and maintenance of HVAC systems. Furthermore, several...
Renewable energy consumption for heating and cooling in the EU
Over one fifth of energy used for heating and cooling from renewable sources in the EU.
