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IIR document
High-temperature oxidation and a comprehensive kinetic mechanism of HFO-1234yf.
Assessment of near Pr2/3Sr1/3MnO3 oxide in magnetic cooling.
Research on oxidation decomposition mechanism of fluoroethane.
Containerless nucleation behavior and supercooling degree of acoustically levitated graphene oxide nanofluid PCM.
Recommended by the IIR
Field-test performance of solid oxide fuel cells (SOFC) for residential cogeneration applications.
Fluid dynamical approaches for designing advanced cathode of solid oxide fuel cells.
Effect of nutmeg (Myristica fragrans) essential oil on the oxidative and microbial stability of cooked sausage during refrigerated storage.
B-site doped Al modulation of magnetic and magnetocaloric properties of rare earth-based manganese oxides La0.65Ca0.35MnO3.
Fuel reaction on Pt-Ru heterogeneous catalysts in operation of direct alcohol solid oxide fuel cells.
A ReaxFF-based molecular dynamics study of the oxidation decomposition mechanism of HFO-1336mzz(Z).
The factors influencing the flavor characteristics of frozen obscure pufferfish (Takifugu Obscurus) during storage: Ice crystals, endogenous proteolysis and oxidation.
Absorption cooling for data centers powered by solid oxide fuel cell waste heat.
Enhancement of pool boiling characteristics by an addition of nano Aluminum oxide to R-141b over a rough horizontal steel circular heater.
Predicting the Oxidative Degradation of Raw Beef Meat during Cold Storage Using Numerical Simulations and Sensors—Prospects for Meat and Fish Foods.
Structure, magnetism and magnetocaloric effect of perovskite oxides Gd1.8Ce0.2NiMnO6.
Refrigeration sector monitoring
157 results
Optimising cold storage to boost antioxidants and anthocyanins in blood oranges
A study by the University of Florida found that storage temperatures ranging from 6 to 12 °C significantly enhance anthocyanin, phenolic content, and antioxidants content in in ‘Budd...
Comparison of oxygen liquefaction methods for use on the surface of Mars
An article published in Cryogenics reviews the various methods by which oxygen (used with methane as a propellant for ascent from the planet's surface) could be liquefied and stored on the surface of Mars.
Carbon dioxide snow to clean spatial telescope
An interesting method to keep the Webb Space Telescope mirror, seven times larger than Hubble, spotless.
“eCO2”, a new high specification carbon dioxide refrigerant
Refrigerant, branded ‘eCO2’, offers sustainable sourcing and lower moisture content than current offerings, distributor claims.
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.
Spacewalkers replace the cooling pumps of the ISS cosmic particle detector
Two astronauts just finished successfully repairing the cooling pumps of the Alpha Magnetic Spectrometer fitted to the International Space Station.
Natural refrigerants power the transition to climate-friendly transport refrigeration
Refrigerated transport is essential to global food and pharmaceutical supply chains – but it’s also a hidden source of greenhouse gas emissions. As climate targets tighten and refrigerants face regulatory...
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.
Inauguration of the largest LNG-powered cruise ship
In November 2022, MSC Cruises held a naming ceremony for MSC World Europa, the world’s largest LNG-powered cruise ship and one of the first to incorporate fuel cell...
Radiative cooling: smart materials to switch from heating to cooling
Researchers have developed a radiative thermal management device, composed of several layers of reflective/absorbent materials, capable of switching between heating and cooling...
Growing popularity of LNG as a fuel in maritime and land transport
Less than 1% of the world fleet is LNG-powered, but this figure is expected to grow at least fivefold over the coming years. Recent figures suggest that the use of liquefied natural gas (LNG) as a fuel for...
Reducing the environmental impact of ultra-low temperature refrigeration systems
Ultra-low temperature (ULT) refrigeration systems often use very high-GWP HFCs. Yet, ULT systems are excluded from the scope of the regulations aimed at phasing-down HFCs. An IJR paper reviews the most promising...
IIR GL2020 conference: Range of CO2 applications
Almost half of the presentations at the IIR Gustav Lorentzen conference in Kyoto focused on CO2, in commercial refrigeration systems but also in many other applications. Overview of these...
EIA points out the risks of illegal traffic of refrigerants
Five years after an initial report on the subject, EIA assesses that significant levels of refrigerant traffic persist in Europe, despite the worsening climate situation.
GEA AWP develops a new high-pressure float valve for NH3 and CO2
The Company GEA AWP has introduced an innovative mechanical high-pressure float valve designed for industrial refrigeration systems using NH3 and CO2.
IIR news
42 results
The “Carbon reduction opportunities for the food chain” workshop at ICCC 2022
The workshop was focused on the solutions brought by the EU project ENOUGH to reduce emissions from the food sector as set by the EU farm to fork strategy. A panel discussion was also held during the event...
IIR-Gustav Lorentzen Conference 2018 attracts its largest number of participants yet
With a focus on natural refrigerants, principally ammonia, carbon dioxide and hydrocarbons, the 13th conference in the series attracted the largest number of participants yet, welcoming an impressive 300 individuals from 45 different countries and...
Ohrid 2015: Ammonia and CO2 refrigeration technologies at the forefront
In light of the intense debate on the F-Gas regulation, its implementation worldwide, as well as proposed amendments to the Montreal Protocol, the conference provided the ideal forum for the exchange of knowledge on ammonia and CO2 technologies.
REAL Alternatives: blended Learning for Alternative Refrigerants
Last week the REAL Alternatives Europe programme partners met at IIR head offices to elaborate plans to translate the e-learning project into more languages.
Highlights from COP13/MOP36 – Day 4
Today, at COP13/MOP36 in Bangkok, high-level discussions continued as delegates, scientists, and policy leaders gathered with renewed urgency to protect the ozone layer and address climate...
Early bird registration ends August 15 – 9th IIR Conference on Ammonia and CO2 Refrigeration Technologies
Register today to the upcoming IIR Conference on Ammonia and CO2 Refrigeration Technologies to take place online on September 16-17, 2021.
Call for abstracts ends September 30: IIR Conference on Ammonia and CO2 Refrigeration Technologies
The Conference concentrates on the benefits as well as the need to move towards natural refrigerants.
Discover our Activity Rapport 2023
The 2023 IIR Activity Report is available online. It is a must-read for everything you need to know about advances in the field of refrigeration!
Cold off the press: CO2 as a Refrigerant
The new IIR technical guide on the application of “CO2 as a Refrigerant" is now available from our online bookstore.
The programme of the IIR conference on Ammonia and CO2 Refrigeration Technologies is now available
The conference is a leading event in the refrigeration industry and brings together academic and industry experts to discuss the latest advances in refrigeration technology.
Editorial by Didier Coulomb
In the previous issue of the Newsletter, I wrote about the conclusions I drew following the 2006 United Nations conferences on ozone depletion and climate change. A recently published important element backs up my conclusions: the Proceedings of...
Member news: Carrier Transicold's innovative electrical technologies for refrigerated transport
Carrier Transicold promotes a new all-electric and autonomous cooling system for semi-trailers that completes its 100% electric range.
Add the latest refrigeration publications to your bookshelf!
Check out the latest IIR publications including CO2 as a Refrigerant, Handbook on Indirect Refrigeration and Heat Pump Systems and the 1st IIR International Conference of Cryogenics and Refrigeration Technology (ICCRT 2016).
New design for the IJR but still quality papers!
As well as original research papers the IJR also includes review articles, papers presented at IIR conferences, short reports and letters describing preliminary results and experimental details, and letters to the Editor on recent areas of...
The IIR remains a key partner in European refrigeration projects
In line with its international activities, the International Institute of Refrigeration (IIR) is currently a partner of three European research projects focused on very distinct areas of refrigeration technology.
Encyclopedia of Refrigeration
4 results
Liquefied Natural Gas: production process and cold energy recovery
Liquefied natural gas (LNG) is natural gas that has been cooled to about -160 °C and turned into a liquid to facilitate transportation and storage. A typical LNG supply chain...
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...
Nanorefrigerants
Nanorefrigerants are created by adding nanoparticles in suspension to a base refrigerant. They have a thermal conductivity that is 15% to 104% higher than that of the corresponding...
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...
