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R134a Flow Boiling Heat transfer on an Electrically Heated Carbon/Carbon Surface.
IIR document
Carbon reduction opportunities for supermarkets.
Design of a gas-fired carbon-ammonia adsorption heat pump.
Recommended by the IIR
Huella de carbono del transporte refrigerado.
The carbon footprint of refrigerated transport.
Visualization and measurement of adsorption and desorption process in activated carbon/ethanol pair adsorber.
Extraction of heat transfer parameters in active carbon-ammonia large temperature jump experiments.
Dispersion stability of multi-walled carbon nanotubes in refrigerant with addition of surfactant.
Solder transfer of carbon nanotube microfin coolers to ceramic chips.
Transient simulation of finned tube type adsorber employing activated carbon-ethanol as adsorbent-refrigerant pair.
Experimental study and performance predication of carbon based composite desiccants for desiccant coated heat exchangers.
Experimental study of the ammonia adsorption characteristics on the composite sorbent of CaCl2 and multi-walled carbon nanotubes.
Aqueous carbon nanotube nanofluids and their thermal performance in a helical heat exchanger.
Food losses and the carbon footprint of food : Is the food cold chain sustainable ?
Thermophysical properties of water-based carbon nanotubes nanofluid as cold storage media.
Refrigeration sector monitoring
20 results
A project to decarbonise the cold chain in the UK using hydrogen
The University of Nottingham is looking to develop dual-use energy storage technology capable of supplying hydrogen to a fuel cell and generating direct cooling for refrigeration applications.
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.
Briefs: Nitrogen blasting designed for beer shelf life boost
Vacuum Barrier Corp. has developed Nitrojetter technology, which reduces oxygen levels within carbonated beverages in order to extend shelf life without affecting taste or colour. Nitrojetter uses liquid nitrogen steam that is fired into the...
White paint reduces air conditioning demand
A team of researchers has developed a radiative cooling paint that keeps surfaces more than 1.7 °C cooler than their ambient surroundings (at noon).
Cooling solutions for hybrid electric aircraft
The electrification of aircraft propulsive systems requires specific cooling technologies as part of the decarbonation of the aviation industry. A recent review article presents...
Road to COP28. Extending the temperature range and application for heat pumps
To promote decarbonation, “high temperature heat pumps should be designed using waste heat and renewables as a driving energy, and environmentally friendly working fluids”, according...
Drinks turned ice cold in under 45 seconds
The V-Tex, a machine that uses an innovative , turns beverages from room temperature to 4°C in 45 seconds or less.
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.
The LNG-fuelled fleet continues to grow
According to the maritime classification and consultancy company DNV, orders for LNG-fuelled ships remained high in 2022, close to the record figure of 2021. The use of LNG as a...
Global LNG trade figures for 2023 and early 2024
Global LNG trade grew by 2.1% between 2022 and 2023, connecting 20 exporting with 51 importing markets.
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.
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.
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...
Heat pump efficiency at low temperatures
A study based on field data shows that heat pumps had significantly higher energy efficiency than oil or gas heating systems, particularly for outdoor temperatures above -10°C.
Net zero: some initiatives in the field of refrigeration
As part of the Race to Zero campaign launched by the UNFCCC, two initiatives on refrigeration have recently been promoted.
IIR news
9 results
IIR member news: Air Liquide
Air Liquide – benefactor member of the IIR – recently inaugurated Cryocap™, a unique industrial installation that enables the capture of CO2 released during hydrogen production via a cryogenic process.
The next IIR Conference on the Cold Chain goes to Japan in 2024!
Don’t miss out! Save the date for the 8th IIR Conference on Sustainability and the Cold Chain to take place on June 9-11, 2024, in Tokyo (Japan).
IIR at the 2024 ASHRAE winter conference and contribution to INWIC at the 2024 AHR expo
During ASHRAE’s Winter and the AHR expo meeting which took place in Chicago on January 20-24, the IIR organised and participated in the International Network of Women in Cooling (INWIC) networking...
New IIR Working Group “Electric vehicle thermal management systems”
This new working group, which focuses on a topical theme, is headed by Xianting Li, new President of Section E.
Past events: The IIR around the world, october 2022
A look back at the latest events in which the IIR participated.
What’s on the IIR’s 2024 conference calendar?
The IIR calendar for 2024 features a promising choice of events covering cutting-edge refrigeration themes such as the cold chain, natural refrigerants, compressor technologies and much more!
Invitation to join the IIR working group: Solid-state cooling and heating
Established last year, this latest IIR working group aims to promote international research collaboration to provide energy efficient and environmentally friendly solutions for a variety of solid-state...
IIR publishes a new Technical Brief: Domestic heat pumps using hydrocarbons - Current status and market overview in Europe
At a time when the energy transition is at the top of the global agenda, the IIR is publishing a new Technical Brief on domestic hydrocarbon heat pumps. This strategic document...
Past events: The IIR around the world, August and September 2024
A look back at the IIR’s latest events during conferences (Gustav Lorentzen, Thermag, Compressors) and during sponsored vents (CHPC).
Encyclopedia of Refrigeration
1 result
Cryogenic nitrogen in the food and beverage industry
The adoption of cryogenic processes in the food and beverage industry is predominantly driven by liquid nitrogen (LIN), and it is the preferred candidate for food chilling and...
