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World LNG Summit 2012: GDI Report.
2012 IARW global cold storage capacity report.
The LNG industry in 2012.
Problems of the air-conditioning and ventilation system designing in industrial factory buildings.
[In Chinese. / En chinois.]
Refrigeration sector monitoring
1497 results
Replacement of R404A in supermarkets
R404A is particularly targeted by the EU F-gas Regulation and many refrigerant producers announced important price rises. Various option can be considered to replace it.
Announcement for 2007 ASHRAE Refrigeration Awards
Refrigeration Committee awards to be presented at the 2008 summer meeting will be for new refrigeration technology applied in a unique manner. Two awards will be made: - Milton W. Garland Commemorative Refrigeration Award for Project Excellence...
Replacement plan for R22 chillers at Canberra's Parliament.
Australia is committed to drastically phasing out HCFCs as from 2016.
Agreement on air conditioner efficiency standards in the US
On November 11, 2004, air conditioner manufacturers and energy efficiency advocates in the US announced a consensus agreement on equipment efficiency standards for air conditioners and heat pumps. The current federal standard, Energy Efficiency...
Consensus agreement on air conditioner efficiency standards in the US
On November 11, 2004, air conditioner manufacturers and energy efficiency advocates in the US announced that they had reached a consensus agreement on federal equipment efficiency standards for air conditioners and heat pumps used in many...
Household refrigerators: HFO performance as drop-in replacement for R-134a
During the IIR co-sponsored International Refrigeration and Air-conditioning Conference at Purdue in 2012, K.M Karber et al. from Oak Ridge National Laboratory, United States, presented* the results of a performance test on R1234yf and R1234ze,...
Controversy over R1234yf: EC confirms enforcement of MAC Directive by January 1, 2013
Despite the safety concerns expressed by Daimler and calls for an additional moratorium in the refrigerant transition schedule, the EC restated on December 20, 2012, that “the MAC Directive will be fully enforced as of January 1, 2013”
Honeywell tests new R404A replacement
Honeywell has been testing a new low-GWP refrigerant as a potential replacement for R404A in hermetically-sealed refrigeration systems
Kigali agreement decisions and consequences.
What are the main aspects of the Kigali HFC Amendment?
Compressors2013 highlights: technical advancements related to refrigeration compressors
During the successful IIR International Conference on Compressors and Coolants held in Casta Papiernicka in June 2013, several papers were dedicated to technological advancements related to refrigeration compressors.
Refrigerant management in California
For HVACR distributors in California who distribute or receive commonly used CFCs, HCFCs and HFCs, life has gotten more complicated since the beginning of 2011. A new programme instituted by the California Air Resources Board (CARB) requires...
New low GWP replacement for R404A in hermetically-sealed systems
A new lower GWP replacement for R404A, which blends an HFO and an HFC with a “natural” refrigerant is to be made commercially available next year.
F-Gas regulation : European Council and Parliament reach provisional agreement
After several months of discussion, the two European bodies have reached a provisional agreement aimed at further reducing fluorinated gas emissions, in line with the EU's climate objectives.
Management and destruction of ozone depleting substances
A recent GIZ study analyses the management and destruction of ozone depleting substances (ODS) – primarily used as refrigerants – particularly in developing countries.
International milestone agreement on the phase-down of HFC production and consumption in Kigali
The 28th Meeting of the Parties (MOP28) to the Montreal Protocol which was held in Kigali, Rwanda, from October 10 to 14, 2016, led to an international agreement on the phase-down of the production and consumption of HFCs.
IIR news
493 results
We are hiring a Project Management Consultant – Capacity Building
The IIR is seeking a skilled and impact-driven Project Management Consultant with a strong focus on capacity building to support the planning, coordination, and delivery of international initiatives in the...
Paris Agreement signed and the OEWG37 makes headway
Find out how the Paris Agreement, adopted during the Conference of Parties (COP21) and signed on 22 April 2016, and advancements at the 37th Meeting of the Open-ended Working Group of the Parties to the Montreal Protocol (OEWG37) will impact the...
New IIR Informatory Note: Advancements in Supermarket Refrigeration
Download your copy of the latest IIR Informatory Note on “Advancements in Supermarket Refrigeration”
OEWG36: Tough week of negotiations, no agreement except possible additional meetings
OEWG 36 spent much of its time focusing on moving the discussion on HFCs management forward.
Paris Agreement adopted during COP21: an accepted common framework for all nations
The Paris Agreement which was adopted during the Conference of Parties (COP21) on climate change is of the utmost importance.
A new version of the ATP Agreement
The new version on the international carriage of perishable foodstuffs and on the special equipment to be used for such carriage became effective from 30 September 2015. The IIR was involved in this process thanks to its Commission D2...
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.
Lima : A step towards an international climate agreement in 2015 ?
An outline for future negotiations during the Paris conference in 2015.
We are hiring an Engagement and Science Communication Specialist
The Engagement and Communication Specialist will drive the visibility and impact of the IIR’s Scientific and Technical Council (STC), bridging cutting-edge research with global stakeholders in refrigeration....
Celebrating Heat Pumps Day with Björn Palm: Scientific Leadership and IIR Engagement
In celebration of Heat Pumps Day, the International Institute of Refrigeration (IIR) is proud to spotlight the work of Professor Björn Palm, a leading figure in the field of thermal systems and energy...
Working Group on the thermal management systems for electric vehicles
The IIR has decided to set up a working group on this subject. Experts from different countries are invited to join. We need you!
Conference overview: Sustainable Management of Refrigeration Technologies in Marine and Off-Shore Fisheries Sectors
In partnership with the UNEP, ASHRAE and UNIDO, the IIR organised a conference in Bangkok (Thailand) in April 2017 on the Sustainable Management of Refrigeration Technologies in the Marine Sector and Offshore Fisheries.
1st IIR-UNEP Joint Experts’ Round-Table on Cold Chain Management in Hot Climates
In collaboration with the United Nations Environment Programme (UNEP), the IIR is proud to announce the 1st IIR-UNEP Joint Experts’ Round-Table on Cold Chain Management in Hot Climates.
Event update: 1st IIR-UNEP Joint Experts’ Round-Table on Cold Chain Management in Hot Climates
The IIR and UNEP organise a Joint Experts’ Round-Table on Cold Chain Management in Hot Climates.
Encyclopedia Update: Latest Kigali Amendment Ratification Status by Country
Using the latest data from UNTC, we have compiled an interactive list of countries that have ratified the Kigali agreement.
Encyclopedia of Refrigeration
14 results
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...
Environmental impact of the ice cream industry
This summary document describes the environmental impact of ice cream manufacturing, which is mainly due to the energy consumption and refrigerants used.
Kigali Amendment status per country
List of the 163 countries that have accepted, approved or ratified the Kigali Amendment as of November 15, 2024.
Ice cream manufacturing, environmental impact and market data
From a physico-chemical point of view, ice cream is a complex, frozen multiphase mixture. The manufacturing process includes several stages of freezing which are described in this...
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...
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...
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...
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...
Thermophysical properties of HFC refrigerants
Thermophysical properties of over 100 HFC refrigerants, including single-component and blends.
Additive manufacturing of regenerators for caloric cooling
In many areas of engineering, additive manufacturing allows the production of complex and multifunctional products that could not be manufactured using traditional methods. In the...
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...
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...
Thermophysical properties of HFO refrigerants
Thermophysical properties of over 50 HFO refrigerants, including single-component and blends.
Events
7 results
IIR event
15th IIR Conference on Phase-Change Materials and Slurries for Refrigeration and Air Conditioning
September 16, 2026 - September 18, 2026
Xi'an, China
Call for abstracts is open! The 15th IIR Conference on Phase-Change Materials and Slurries for Refrigeration...
Find out more
27th IIR International Congress of Refrigeration
August 21, 2027 - August 27, 2027
Seoul, Republic of Korea
Save the date! The International Congress of Refrigeration (ICR) is a leading global event in the field of refrigeration, organised by the International Institute of Refrigeration...
11th IIR Conference on Solid-State Cooling, Heating and Energy Harvesting
June 07, 2026 - June 11, 2026
Ljubljana, Slovenia
Submit your abstract now! The 11th IIR Conference on Solid-State Cooling, Heating and Energy Harvesting (Thermag 2026), to be...
Other event
21st International Conference & Exhibition on Liquefied Natural Gas (LNG2026)
February 02, 2026 - February 05, 2026
Doha, Qatar
Register...
Webinar – Refrigerated Transport in Hot Climates: Challenges and Innovations
December 09, 2025
France
Objective: To share key insights from the UNEP/IIR Cold Chain Technology Brief: Road Refrigerated Transport in Hot Climates, foster dialogue between experts, industry, and policymakers, and promote sustainable...
17th IIR-Gustav Lorentzen Conference on Natural Refrigerants (GL 2026)
August 23, 2026 - August 26, 2026
Hamilton, New Zealand
Submit your abstract! With the increasing need for global warming countermeasures, natural working fluids have become a clear vector to reducing the CO2 footprint of...
15th IEA Heat Pump Conference
May 26, 2026 - May 29, 2026
Vienna, Austria
Join the 15th IEA Heat Pump Conference, which will take place in Vienna, Austria,from May 26-29, 2026! The 15th IEA Heat Pump Conference, co-sponsored by IIR,...
