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IIR document
Separation of binary mixtures based on helium and heavy inert gases.
An improved approach to model compressors, condenser/gas cooler and their control system in refrigeration systems with R404A and R744 based on physical principles.
The exergy analysis of NGE-MR natural gas liquefaction process.
The extraction of rare gases by desublimation method.
Cryogenic maintenance of rare gases separation processes in 68…78 K temperature ranges.
Low-temperature application adsorption method for separation of rare inert gas isotope mixture.
Energy saving technologies in installations for light inert gases producing.
Utilization of engine exhaust gas in boil-off gas reliquefaction system of a LNG Carrier ship.
A novel approach for operational optimization of multi-stage refrigeration cycles in gas refineries.
Optimization of adsorbers used in purification technologies of rare gases.
Application of vortex and pulsation coolers in technologies of rare gases extraction.
A molecular dynamics study of cryogenic gas nucleation at high supersaturation.
Performance analysis on a novel small-scale autocascade natural gas liquefaction system utilizing a rectifying column.
Current and future role of natural gas supply chains in the transition to a low-carbon hydrogen economy: a comprehensive review on integrated natural gas supply chain optimisation models.
Liquefied Natural Gas Cold Energy Utilization for Land-Based Cold Water Fish Aquaculture in South Korea.
Refrigeration sector monitoring
419 results
Natural gas and liquefied gases in the maritime transport
Liquefied natural gas (LNG) increased its share of global gas trade carried by sea in 2014. Volumes increased by 2.5%, taking the total to 333.3 billion cubic meters.
EU F-gas Consultation Forum: alternatives to fluorinated gases exist for single-split air conditioners
A document published by this forum underlines that it now seems possible to avoid the use of fluorinated gases in new small single split air conditioners by replacing them with propane, unless prohibition...
EIA handbook on F-Gas regulation
EIA has released the 2024 F-Gas Regulation Guide to support the implementation of the EU’s F-gas laws, providing key recommendations for a successful transition to HFC-free refrigerants.
Gas leak detection technologies
Bacharach, a manufacturer of refrigerant and gas leak detectors, recently extended its gas detectors by two HFOs. The company also produces leak detectors for CO2 systems.
France: successful initiative to recover fluorinated refrigerants.
An initiative from the French association ACD3R has helped to avoid the emission of 45 million tonnes CO2 between 1993 and 2013.
Last news on EU F-gas regulation
Find out the text of the new F-gas regulation which will come into force on March 11.
Global liquefied natural gas figures
According to the International Gas Union, global liquefied natural gas (LNG) trade set a new record in 2016, reaching 258 million tonnes.
Fluorinated gas emissions in Europe
The European Environment Agency (EEA) recently published its annual report on fluorinated greenhouse gases.
AREA publishes new F-gas guide for contractors
AREA’s new F-Gas GUIDE details crucial updates on leak checks, labeling requirements, and service bans for high-GWP refrigerants.
EU Regulation on fluorinated gas impacts
The revised regulation on fluorinated gas No 517/2014 was published on May 20, 2014 in the Official Journal of the European Union. It entered into force on June 9 and will apply from January 1, 2015.
Cruise ships and liquefied natural gas
Driven by tougher international and environmental standards, LNG is more and more used as a transportation fuel in cruise ships.
Liquefied Natural Gas for trucks is coming to France.
Several manufacturers have already entered this new promising market that could represent up to 20% of road transport in 2025.
European Parliament ratifies the F-gas Regulation draft
On March 12, 2014, an overwhelming majority ratified the revised draft on F-Gas Regulation during a plenary session of the European Parliament.
Greenhouse gas emissions in the USA
During the 2005-2012 period, US greenhouse gas emissions dropped by 10.0% while HFCs rose by 26.2%.
Approval of the revision of the F-Gas regulation by the European Parliament
On January 16, 2024, the European Parliament voted on the final version of the revision of the F-Gas regulation.
IIR news
238 results
New IIR Informatory Note on Liquefied Natural Gas
The latest IIR Informatory Note stresses that LNG is expected to play a major role in global energy strategies as it has many advantages and helps mitigate global warming when used instead of coal and...
Corporate members of the IIR react to the draft revision of the F-Gas (in French)
The AFF, AFCE and Snefcca have communicated their reactions to the draft revision of the F-Gas. Both organisations draw attention to the difficulty of following the recommendations currently...
Activities of the IIR’s Commission A2 on Liquefaction and Separation of Gases
The problems related to thermodynamic optimization and new technologies in liquefaction and separation of gases are actual and critical for many branches of modern industry, power generation and medicine.
IIR member news: Cemafroid's experience in F-Gas certification recognized in Italy
Tecnea, majority shareholder in French company Cemafroid, benefactor member of the IIR, was recently accredited to grant certifications (certificates of competency) via its branch Tecnea Italia.
Obituary: André Gac
The IIR is deeply saddened to learn of the passing of André Gac, former IIR Director on July 14th at the age of 98.
Obituary: Prof. Dr. José Antonio Muñoz-Delgado Ortiz
Prof. Dr. José Antonio Muñoz-Delgado Ortiz, Honorary President of the IIR, died in April 2013.
New in our Encyclopedia. Cryogenic nitrogen in the food and beverage industry
This summary document presents the applications of cryogenic nitrogen in the food and beverage industry .
Interview: Director General of the IIR gives an overview of the trends of the refrigeration sector
In the 2018-2019 international special issue of the Industria & Formazione magazine, Director General of the International Institute of Refrigeration, Didier Coulomb, gives an overview of the impact of the refrigeration sector on climate...
CLIM'ECO workshop in Guadeloupe with skipper Victor Jost
CLIM'ECO ambassador and Route du Rhum skipper Victor Jost arrived in Guadeloupe on 28th November. The next day, a CLIM'ECO workshop was organised by the SIGF (Guadeloupean refrigeration workers'...
IIR member news: Air Liquide joins the fight against the Covid-19 epidemic
To deal with the Covid-19 epidemic in France, the Air Liquide group, member of the IIR, has decided to produce 10,000 respirators in 50 days.
CLIM’ECO workshop in Guadeloupe
For the third time, the IIR, the Guadeloupe Union of Refrigeration Installers (SYGIF) and GazDom Guadeloupe organised the CLIM’ECO program awareness workshop.
News from IIR members: Air Liquide: fast expansion in Turkey
Turkey has a dynamic economy with a growth rate of 9% in 2010. Its industries are developing and diversifying, and the petrochemical sector is expanding.Air Liquide recently signed a long-term contract with the Turkish petrochemical Group...
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.
Highlights of AFF's Journée Fluides 2024 and Vœux du Froid 2025
Find out about the highlights of “Journée Fluides 2024” and get ready for “Vœux du Froid 2025”, two key events organised by the French Association of Refrigeration (AFF) for professionals and partners in the...
Briefs: Philippe Lebrun is “Engineer of the Year”
Philippe Lebrun, a member of the Management Committee of the IIR and Head of Section A of the IIR (Cryology and Gas Processing), was awarded the "Prix Ingénieur de l'Année 2010" in the "Science" category, by the French magazine Usine...
Encyclopedia of Refrigeration
9 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...
Kigali Amendment status per country
List of the 163 countries that have accepted, approved or ratified the Kigali Amendment as of November 15, 2024.
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...
Cryogenics in the pharmaceutical industry: drug design and bioavailability improvement
Research activities in the pharmaceutical sector focus primarily on developing novel drug formulations which can elicit the desired response upon being administered to the patient...
For IIR members only
Heat pump stock in Europe
This table presents the stock of installed heat pumps, the CO2 emissions avoided and the number of jobs in the heat pump sector in Europe.
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...
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 HFC emissions from the refrigeration sector
This table shows HFC emissions from the refrigeration sector – including air conditioning – in million tonnes of CO2 equivalent for about 40 countries that are signatories...
Hydrocarbon refrigerants
Hydrocarbons such as R290 (propane), R600a (isobutane) or R1270 (propene/propylene) are low GWP non-toxic natural refrigerants with excellent thermodynamic properties. They offer an...
Events
1 result
Other event
21st International Conference & Exhibition on Liquefied Natural Gas (LNG2026)
February 02, 2026 - February 05, 2026
Doha, Qatar
Register...
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