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IIR document
The evolution of compressors and related applications in household and light commercial refrigeration with natural refrigerants.
Applicazione di refrigerazione commerciale con compressori a velocità variabile per maggiore efficienza.
Application of variable speed compressors in commercial refrigeration for better performance.
Performance comparison of low GWP refrigerant alternatives in a commercial refrigeration application.
Design optimization of air-cooled CO2 gas coolers for commercial refrigeration applications.
Hydrocarbons solutions for hermetically sealed light-commercial refrigerating systems.
Propylene refrigerant for commercial applications.
Interconnected heat pumps in Austria: a technology implementation survey.
A Study on the Impacts of HFC Consumption Trends in Article 5 Countries.
An examination of metal hydrides and phase-change materials for year-round variable-temperature energy storage in building heating and cooling systems.
High efficiency evaporator fan motors for commercial refrigeration applications.
Applicability research on CO2 application in Chinese industrial and commercial refrigeration industry.
[In Chinese. / En chinois.]
Application of HFO blends in new and existing commercial refrigeration equipment: operational considerations and system performance.
Energy improvements in a stand-alone transcritical refrigeration system using a low-GWP mixture of CO2/R1270.
Evolutionary Multi-Objective Optimization Applied to Industrial Refrigeration Systems for Energy Efficiency.
Refrigeration sector monitoring
182 results
CO2 applications: First commercial CO2 system in Latin America
Last April Verdemar supermarket chain inaugurated its fifth store in the suburb of Jardim Canada, Nova Lima -Minas Gerais, Brazil. It is the first Latin American supermarket that uses carbon dioxide as a refrigerant. Its Skyrack Breeze, developed...
Innovative HFO/CO2 cascade for supermarket application
An innovative CO2/R1234ze cascade refrigeration system with heat recovery has been installed into a 1500 m2 sales area supermarket in Parma, Italy.
Chile’s first CO2 system for retail application
In Chile, the first transcritical CO2 refrigeration system has been installed in a supermarket in Valdivia.
Advances in Phase Change Materials boost efficiency of food and health cold chains
A recent article published in the International Journal of Refrigeration reviews PCMs in laboratory and commercial cold chain applications along with possible solutions to mitigate their...
US to ban high-GWP refrigerants
A rule proposal by the US Environmental Protection Agency (EPA) provides that all high-GWP HFCs, including R134a, R404A and R410A, will be banned in most new refrigeration equipment...
Recent advances in hydrogen liquefaction and storage
Several review articles present a comprehensive overview of the liquid hydrogen supply chain. IIR members Linde and Air Liquide are contributing to address the global demand for...
Germany: Blue Angel ecolabel now includes heat pumps and liquid coolers
The 2023 edition of the German “Blue Angel” ecolabel now includes domestic heat pumps and “liquid coolers”.
Major trends in the global commercial refrigeration market
The global commercial refrigeration market, half of which is made up of the refrigerated display cabinet segment, amounted to USD 71 billion in 2021, up 8.8% year-on-year and 14% over four...
Top beverage companies moving to phase out HFCs
An update on the efforts of Coca-Cola, Pepsico and Heineken to phase out HFCs from their commercial refrigeration equipment to reduce their carbon footprint.
US HFC phase-down: alternative refrigerants for commercial refrigeration
2022 marks the start of new HFC regulatory requirements in the US. An online tool is available that presents alternative refrigerants for commercial refrigeration.
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...
Global commercial refrigeration equipment demand is expected to increase by 68% by 2021
The global demand for commercial refrigeration equipment market was valued at USD 36.63 billion in 2015, and is expected to generate revenue of USD 61.44 million by end of 2021 (+68%).
Publication of EU eco-design regulations for commercial refrigeration appliances
The Ecodesign regulations setting energy efficiency requirements for commercial appliances will apply in all 28 EU member states from March 2021.
Natural refrigerants drove the global commercial refrigeration market in 2023
According to JARN, natural refrigerants in commercial equipment are gaining popularity, namely driving the demand for equipment renewal in Europe.
PCM thermal energy storage for indoor environments
During the IIR PCM 2018 conference which took place on May 21-23 in Orford, Canada, numerous applications of phase-change materials (PCMs) and slurries were presented, including in commercial refrigeration (refrigerated display cabinets), domestic...
IIR news
79 results
Member news: Carrier launches a high-temperature heat pump with R290
Carrier introduces its first high-temperature air source heat pump designed for commercial applications, using R290 to enhance efficiency.
Member news: Daikin introduces EWYS-4Z: High-Efficiency Cooling and Heating Solution for Industrial and Commercial Needs
The polyvalent EWYS-4Z cooling and heating unit, which runs on R513A, is designed for superior energy efficiency and reduced noise for industrial and commercial applications.
IIR at SIFA Expo 2024
On 19-21 November, IIR participated in SIFA Expo 2024, the interprofessional trade show on refrigeration and its applications in Lyon, France, a premier event for commercial and industrial refrigeration, cold...
International Institute of Refrigeration (IIR) releases new technical brief: “The role of refrigeration in the global economy (3rd edition)”
This comprehensive report highlights the critical importance of refrigeration in addressing global challenges related to food security, healthcare, energy efficiency, and climate change.
Member News: New Intermarché Store in Central Paris Equipped with Epta’s “Integral” Refrigeration Systems
The integration of compact, self-contained refrigeration units demonstrates the adaptability of modern cooling technologies in urban and architecturally sensitive environments.
The IIR takes part in a UNIDO project
The IIR has been successful to a UNIDO call for proposals to assess the incremental and operating cost for improved Energy Efficiency in retail refrigeration in Jordan and Tunisia.
The IIR at the heart of magnetic refrigeration
Magnetic refrigeration technology proves more alluring than ever: conferences, workshops and research projects continue to make waves.
IC2015 Workshops: An opportunity to join, share and build together
ICR2015: A chance to actively participate in the innovation of refrigeration.
IIR member news: Cooltech
The €1.7m MagFreeG project has just been granted to the French company Cooltech Applications by the European Union through CIP Eco-innovation program.
The IIR Publishes a Technical Brief on High-Temperature Heat Pumps: A Key Technology for Industrial Decarbonisation
The International Institute of Refrigeration releases a comprehensive technical brief examining the state of the art, applications, and performance of high-temperature heat pumps, a pivotal technology for reducing carbon emissions from...
EPTA S.P.A. continues to grow in Germany with the acquisition of heifo refrigeration activities
The European expansion of one of the leading companies in commercial refrigeration continues with an increasingly capillary service for its customers in the north of Germany.
Discover the 36th IIR Informatory Note on “Flammable Refrigerants”
The 36th IIR Informatory Note on “Flammable Refrigerants” provides a comprehensive introduction to matters such as flammability characteristics, classifications and governing rules such as safety standards and regulations covering the entire...
CRH 2015 - China Refrigeration 2015
Continued focus on providing persistent improvement and innovation in the HVAC&R industry. Highlights included a Demonstration Pavilion for cold chain solutions, Ozone2Climate Roadshow & Roundtable, and a side-event covering EU F-gas...
Danfoss unveils oil-free R600a centrifugal compressor at MCE 2026
An innovative high-capacity compressor using isobutane and magnetic bearing technology reflects growing interest in natural refrigerants for large-scale cooling applications.
Two IIR Informatory Notes on hot topics
The IIR has recently published two Informatory Notes on high-stakes subjects: flammable refrigerants and the Internet of Things and Artificial Intelligence in refrigeration and air...
Encyclopedia of Refrigeration
7 results
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...
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...
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...
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...
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...
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.
