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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
PCMs to reduce energy consumption in buildings
A recent review article describes the principles of latent heat thermal energy storage systems using phase change materials (PCMs), and their applications to improve thermal performance in the building...
Hydrogen liquefaction using a new magnetic cooling technique.
A recent study proposes a technique that could be used for hydrogen liquefaction using magnetic refrigeration at low temperatures.
Positive results for HFC consumption in France in 2020
According to data from the French industry association Snefcca, HFC consumption in France in 2020 was below the limit imposed by the UE F-Gas Regulation.
An award-winning industrial dairy using an integrated heat pump system
A recent case study examined the energy consumption and system performance of an innovative integrated heat pump system of a dairy located in Norway. This dairy was among the winning projects of the 2019 “Heat...
Market assessment and updates of Rwanda’s national cooling strategy
In Rwanda, the purchase of household refrigerators and ACs is increasing with economic growth. As part of the national cooling strategy, the country has launched a public awareness campaign on efficient cooling...
Efficiency of ground source heat pump systems
Ground source heat pumps (GHSP) have been reported to be more efficient than more widespread air source heat pumps despite higher installation costs. A recent article has reviewed parameters impacting the energy...
Refrigerant leaks in supermarkets
Reminder of some figures on refrigerant leaks in supermarkets. Focus on the situation in the United States.
Pandemic accelerates demand for cold stores and frozen food
The COVID-19 pandemic has accelerated the appeal of online ordering and the purchase of frozen food by consumers and led to an increased need for cold storage facilities.
Design and operation of district heating and cooling systems supplied by renewable energy sources
A report published by the European Commission analyses 8 efficient district heating and cooling systems in different Member States.
3D printing for passive buildings
3D printing of buildings, which has advantages in terms of cost and speed of construction, can also facilitate the design of near zero energy buildings.
Smart refrigerated display cabinet collects real-time data.
The "Fresh-Cut" refrigerated display cabinet is a "smart" piece of equipment that records and transmits real-time data on the condition of goods on-shelf.
Single-fuel LNG ferries with waste heat recovery systems
A Dutch ferry operator has recently commissioned two new ships with single-fuel LNG engines. The ships are also equipped with a waste heat recovery system to generate electricity.
Reducing food waste in European households
Proper food storage in households is important to reduce food waste in Europe. A survey in Germany found that although consumers have a high awareness of food safety, they lack knowledge in handling advanced...
Refrigeration appliances drove the French market for large household equipment in 2020
According to Gifam, a grouping of home appliance brands, sales of household freezers, wine coolers and refrigerators increased in France in 2020.
Latest research on ammonia-based absorption refrigeration systems
A recent article has reviewed literature on absorption chillers that use ammonia as a refrigerant, along with water (H2O), lithium nitrate (LiNO3), and lithium nitrate + water...
Energy saving initiatives for cooling in data centres
In January 2021, Europe’s leading cloud and data centre operators signed the Climate Neutral Data Centre Pact, a self-regulatory initiative to become climate neutral by 2030. According to recent studies, free...
The global LNG market slowly recovers in early 2021
According to the International Energy Agency (IEA), the global LNG market recovered modestly at the end of 2020, after a downward trend. The LNG market is expected to grow in 2021, albeit at a slow...
HFC alternatives: insufficient training in Europe
An AREA survey shows that in the EU, only 3.5-7% of F-Gas certified personnel are trained in the use of low-GWP refrigerants, depending on the alternative used.
Global 2020 air-conditioning market: figures and trends
Beyond the sharp decline in the air conditioning market in 2020 linked to the health crisis, strong trends have emerged: development of health-related functionalities, search for better energy efficiency and...
The challenge of the COVID-19 vaccines cold chain in Africa
A large proportion of African countries do not have the necessary infrastructure for the storage of vaccines at low temperatures. Solar cooling can be a solution in rural areas.
Assessment of the environmental impact of domestic refrigerators using LCCP
The environmental impact of domestic refrigerators over their lifetime has been quantified in different configurations (operating cycles, materials, insulation) in a recent IJR article.
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.
Heat exchanger design can improve the performance of PCMs
According to a recent review article, optimising the design of heat exchangers in latent heat thermal energy storage systems (LHTES) is one way of improving the thermal conductivity of phase change materials...
New energy-efficient way to make ammonia
The traditional way of manufacturing ammonia leaves a huge carbon footprint. An Australian team of researchers have found a cheaper and greener way to make ammonia from air, water, and renewable electricity....
Increase in LNG sales for road transport in Germany in 2020
Data from a German survey estimate a threefold increase in sales of liquefied natural gas (LNG) for road transport between 2019 and 2020.
