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Engineered atomic bonds help achieving improved cooling effect and durability in magnetic refrigeration
An international team of researchers led by the Technical University of Darmstadt, Germany, and the National Institute for Materials Science (NIMS), Japan, report a major advance in magnetocaloric materials,...
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2 958 news
5th generation district heating and cooling networks in Europe
A recent generation of district heating and cooling networks is developing in Europe, using low temperature renewable energy heat sources (such as shallow...
Recycling could significantly cut down emissions from HFC production
A team of researchers estimated that with 30% of recycled refrigerants in the annual output, CO2 emissions from the production of R134a could be reduced by about a...
Impact of ageing on the energy efficiency of refrigerating household appliances
A recent study shows an average increase in energy consumption of 11% after 2 years of operation and 27% after 16 years for these appliances. Ageing wall insulation and door gasket contribute to this...
The global air-conditioning market in 2021: focus on Africa
126 million room air conditioners were sold in 2021 worldwide (+3% compared to 2020). The African market has seen a similar increase, but many of the units sold still have low energy efficiency and use obsolete...
Commercial refrigeration: marketing of R471A, a new alternative to R404A
Honeywell recently announced the marketing of R471A, a non-flammable refrigerant with a GWP under 150. It is expected to replace R404A in medium temperature commercial refrigeration...
Low GWP refrigerants for Olympic ice rinks in China
For the Olympic and Paralympic Winter Games in Beijing, nine ice rinks are used. five use CO2 as a refrigerant, and four use R449A.
Reducing the economic costs of a direct-use geothermal heating system
Italian researchers have modelled a polymer heat exchanger to reduce the cost of a direct-use geothermal heating system for a single building in the active volcano district of the...
US refrigerated warehouse capacity in 2021
The United States Department of Agriculture (USDA) has published its biennial report on the capacity of refrigerated warehouses in the country for 2021.
Solar-powered modular facade capable of cooling and heating a building
In Germany, researchers are testing a modular solar-powered facade that includes a mini heat pump for heating and cooling, and a decentralised ventilation unit with heat...
An air-conditioned jogging track in a park in Qatar
A 50,000 m² park opened in Al Gharrafa, Qatar. It has the particularity of being equipped with a fully air-conditioned track for pedestrians and joggers.
Slight increase in HFC consumption in 2020 in Europe
In 2020, HFC consumption in Europe increased by 7% compared to 2019 but remains in compliance with the requirements of the F-Gas Regulation, according to the European Environment Agency.
Low temperature transport and storage solutions for COVID-19 vaccines
Presentation of two options suitable for mRNA vaccines: one using a traditional refrigerated container adapted to storage at -35°C extending the shelf life of dry ice by 2.5 times, the other based on PCM...
Latest news on LNG and bio-LNG infrastructure projects in the pipeline
At the beginning of 2022, several LNG or bio-LNG projects are underway.
The world’s first liquified hydrogen carrier ship en route from Japan to Australia
Since the end of December 2021, the world’s first liquefied hydrogen (LH2) carrier, the “Suiso Frontier”, is achieving its first round trip between Japan and Australia. The voyage is...
Radiative cooling coatings that can adapt to the seasons
A novel material can be used as a coating on building’s rooftops or windows to provide radiative cooling in the summer without overcooling in the colder months.
The district cooling network of Paris will be extended by 158 km within 20 years
Paris’ district cooling network currently covers over 86 kilometres and will be extended to 250 kilometres by 2042. It will increase the city's contribution to the carbon neutrality objective by...
Cryogenics 2021 highlights: applications of liquid nitrogen
Cryopreservation of biological materials to favour biodiversity and cooling of superconducting cables to allow transmission of electrical energy with zero resistance are key applications of liquid...
AHRI releases november 2021 US heating and cooling equipment shipment data
AHRI provides monthly data on heating and cooling equipment shipped by US manufacturers in the US market. The data provided covers the two months prior to the month of release....
Green hydrogen production project in Namibia
In partnership with a French-German consortium, the Namibian government plans to develop a green hydrogen production facility. Although some of the funding may be secured as early as...
Grimsby ice factory preservation plans
Some of the historic ice-making equipment in the derelict Grimsby Ice Factory is to be removed in planned remedial work to prevent further damage to the crumbling building.
European Commission adopts new calculation methodology for renewable cooling
The European Commission has adopted a new calculation methodology in which the renewable share of cooling depends on energy performance. This should serve as an incentive for the...
How to increase market uptake of innovative renewable heating and cooling systems ?
The results of two years of EU-funded research highlight several recommended incentives to motivate the uptake of innovative renewable heating and cooling systems.
AHRI releases latest US heating and cooling equipment shipment data
AHRI provides monthly data on heating and cooling equipment shipped by US manufacturers in the US market.
Applications of artificial intelligence to refrigeration plants
A paper from the IIR TPTPR conference presents the energy performance and maintenance benefits of 19 refrigeration plants using artificial intelligence techniques.
Frost mitigation methods for heat pumps and refrigeration systems
Frost growth is an important issue since defrosting can represent up to 30% of the total energy consumption of refrigerated display cabinets. Review of the various frost mitigation technologies and latest...
