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Patents alert.
PatentsAlert.
Patents alert: dish/Stirling hybrid-receiver; thermodynamic cycle using hydrostatic head for compression; regenerative adsorption process and multi-reactor regenerative adsorption chiller; plate type condenser; absorption refrigerator; refrigerant for providing ultra-low temperature.
IIR document
Brevet ECOFROID.
The ECOFROID patent.
Comprehensive review of solar semiconductor automotive air-conditioning patents in China.
Parallel Heizen und Kühlen über zwei Leitungen: VRF-System mit patentierter Zweileitertechnik.
Parallel heating and cooling over two pipings: variable-refrigerant flow system with patented two-pipe technology.
125 Jahre Linde: Eine Chronik./ 125 Years of Linde: a chronicle.
125 Years of Linde: a chronicle.
Refrigeration sector monitoring
16 results
France: a patented air conditioning system without electricity (in French).
Researchers have patented a cooling system for a house using the principles of heat exchange.
US researchers create film with cool benefits.
US researchers have developed a metamaterial they say could be used to help cool buildings without the use of energy or water.
Data centre uses river water for cooling
The American company Nautilus commissioned its first data centre naturally cooled by water from a river in April.
Museums dedicated to refrigeration in the United States
There are several museums dedicated to refrigeration in the United States: one in Pennsylvania has just added a 1936 refrigerated wagon to its collection.
Extracting cannabinoids using cryogenics
Several companies specialising in liquefied gases are developing systems operating with liquid nitrogen for cannabidiol (CBD) producers.
Ionocaloric cooling: a new technology under development in the US
A cooling technique using liquid-to-solid phase change fcould be an alternative to vapour compression systems, according to researchers at the University of Berkeley.
Automotive air conditioning: which refrigerant for electric cars?
Different alternatives exist today to replace R134a in automotive air conditioning systems. Update on possible solutions for electric cars.
1924 – 2024: Celebrating 100 years of the frozen food industry
In 1924, Clarence Birdseye patented the first apparatus for freezing and packaging fish.
Cryogenic distillation: a promising technology for carbon capture
Cryogenic distillation is subject to intense R&D works for CO2 capture in CCS facilities. A plant using this technology is under construction in China.
Future data centre cooled using waste cooling from LNG Terminal in Singapore.
Several companies and research groups have partnered for a modular data centre project using waste cooling from the LNG regasification terminal in Singapore.
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...
Cooling the world’s largest supercomputers
Direct liquid cooling is a highly energy-efficient solution for cooling supercomputers capable of performing millions or billions of billions of calculations per second. Here are two examples in the United States and France.
Refrigeration innovations for the avocado market
The booming global avocado market calls for increasing standards of quality. Refrigeration technologies offer cutting-edge solutions for fruit ripening and seed preservation for future crops.
In France, the tax on HFCs is still under discussion (in French)
Update on the latest developments regarding the HFC tax, which finally appears in the 2018 finance bill.
France: The HFC tax plan defered to January 1, 2019.
A video excerpt of the French finance commission informs the debate on taxes on HFCs.
IIR news
5 results
Frisbee Project: Latest Developments
Frisbee is a European-Union-funded 4-year project. It was launched in September 2010 and involves 26 partners including the IIR. the IIR is in charge of collecting data and the dissemination of research outcomes. The aim is to provide new...
IIR Congress 2023: You can submit an abstract again thanks to the session on “Work in Progress & Innovations”
Here’s your chance to submit an abstract to the innovative session on “Work in progress & Innovations” at the 26th IIR International Congress of Refrigeration 2023. Submit an abstract from...
The OEWG 38: dedicated to the phase down of hydrofluorocarbons
The IIR reports back from the 38th Open-Ended Working Group meeting in Vienna
Obituary: Einar Brendeng
The IIR presents its deepest sympathy and sincerest condolences to Professor Einar Brendeng’s family, the Norwegian refrigeration industry and society.
IJR Editorial: World Refrigeration Day 2020
Editorial of Didier Coulomb, Director General of the IIR, published in volume 113 of the International...
Encyclopedia of Refrigeration
2 results
Additive manufacturing of heat exchangers
In the refrigeration industry, additive manufacturing (colloquially referred to as “3D printing”) makes it possible to fabricate novel, complex and potentially more energy efficient...
Global warming potential (GWP) of HFC refrigerants
Using the latest updated data from UNEP’s RTOC 2022 report, we have compiled the 100-year GWP and 20-year GWP values of hydrofluorocarbon-based (HFC) refrigerants. Our table includes...
