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IIR document
Comparing open and closed vertical refrigerated display cabinets at mild and tropical external environments.
Comparaison de meubles frigorifiques de vente verticaux ouverts et fermés dans des environnements externes tempérés et tropicaux.
Recommended by the IIR / IIR document
Operating temperatures of supermarket frozen retail display cabinets.
Parametric evaluation of closed refrigerated display cabinets performance.
Expositores verticales refrigerados abiertos (ORDC): Efecto de la clase de temperatura sobre el consumo energético.
Open refrigerated display cabinets (ORDCs): impact of the temperature class on energy consumption.
R290 concentrations arising from leaks in commercial refrigeration cabinets.
Numerical study on the air curtain characteristics of a dual-temperature open display cabinet.
Performance of an integral display cabinet working with CO2 in subcritical and transcritical cycle.
Performance evaluation of low-GWP Refrigerants for refrigerated display cabinet.
An improved approach to model compressors, condenser/gas cooler and their control system in refrigeration systems with R404A and R744 based on physical principles.
Retaining quality of fresh Chinese kale (Brassica oleracea) during retailing at Thai wet markets by using an ice-cooled display cabinet.
Identification of refrigeration load parameters for display cabinets from monitoring data.
Influence of operating conditions on the temperature performance of a closed refrigerated display cabinet.
Annual performance evaluation of a refrigerated display cabinet using HFO-1234yf refrigerant.
Study on CFD analysis of refrigerant leakage and ignition source about built-in refrigerated display cabinet using R290.
Experimental evaluation of the influence of consumers’ passing velocity on the thermal performance of open refrigerated display cabinets.
Refrigeration sector monitoring
2209 results
Events: Chillventa: brilliant premiere
The first Chillventa show took place in Nuremberg, Germany, on October 15-17, 2008. The show drew almost 30000 trade visitors from over 90 countries and 804 exhibitors from 43 countries. Energy efficiency was showcased in a context of EU climate...
Facebook profiles cooled down through polar wind (in French)
The cooling of servers which process most of the data published on our walls uses polar wind.
Briefs: Events
- With over 880 exhibitors from 42 countries and 29300 visitors (up 10% since 2008), the second edition of Chillventa held in Nuremberg, Germany, on October 13-15, 2010, was a resounding success. View a video featuring highlights and...
Events: DKV news
DKV's annual conference held in Ulm in November 2008 was a resounding success: 590 participants, of whom 85 were from outside Germany, and 105 technical presentations. Three technical tours took place. Prof. Michael Arnemann is now President of...
Events: c-dig
The latest c-dig (carbon dioxide interest group) meeting took place in Lyon, France, on November 3-4, 2008 and was attended by about 40 researchers, compressor manufacturers and industry stakeholders. It gave an overview of the current state of...
Events: Cemagref’s anniversary
Cemagref, a French agricultural and environmental engineering research organization and benefactor member of the IIR is 25 years old and held a lecture and ceremony at the Ministry of Research in Paris on October 10, 2006 to mark the occasion....
Events: HARFKO 2007
HARFKO 2007 will take place in Seoul on March 21-23, 2007. Register and check out the exhibitors: www.harfko.com/main/main.asp
Events: IRHACE Conference
The Institute of Refrigeration, Heating and Air-Conditioning Engineers of New Zealand (IRHACE) held a conference in Auckland on May 21-22, 2004 and attracted roughly 100 Australasian participants. The overarching theme was sustainability and 18...
Events: Cryogen-Expo
The second international specialized trade fair Cryogen-Expo was held in Moscow in November 2003. This exhibition covered all cryogenic branches. It demonstrated and promoted the achievements of cryogenic engineering and technology manufacturers...
Food invention: frozen tea cubes
Iceland Food has expressed interest in a student prize-winning invention: frozen fruit tea cubes.
First World Ventilation Day set for November 8
World Ventilation Day will be inaugurated on 8th November 2022, at the initiative of several organisations around the world including UNEP.
Events: DKV’s Annual Meeting
DKV's Annual Meeting2006 will be held on November 22-24, 2006 at the Dresden Maritim Hotel and Conference Center. Find out more: info@dkv.org
2nd edition of World Ventilation Day on November 8
The theme for the 2023 edition of World Ventilation Day theme is "Breathe Better, Live Better".
Heating, Ventilation and Air Conditioning: Global Markets
BCC Research estimates the total global market for commercial and residential HVAC (heating, ventilation, and air-conditioning) systems at USD 69.8 billion in 2013 and USD 75.4 billion in 2014.
New Eurovent certification programme for cooling towers
Eurovent, the European Certification body, has developed a certification programme for the thermal performance of cooling towers.
IIR news
897 results
International events: Chillventa 2008
Chillventa 2008 will be held in Nuremberg, Germany, on October 15- 17, 2008. Mark this date in your diary and find out more: www.chillventa.de/en The IIR will be exhibiting on DKV's stand,...
Chillventa 2018 - Speed Networking event
The IIR working group CaRe (Careers in Refrigeration), the European Partnership for Energy and the Environment (EPEE) and the Karlsruhe university carried out the first speed networking event at Chillventa in...
International events: European Central Asia
The European Central Asia network of the United Nations Environment Programme (UNEP) held its 7th annual meeting in Tirana, Albania. It was focused on the phase-out of CFCs in Metered-Dose Inhalants (MDIs) and the replacement of HCFCs in foams and...
The Centenary in Paris and future events
A joint IIR/French Refrigeration Association (AFF) conference was held in Paris on June 12, 2008 in order to celebrate the centenaries of both organizations. It was combined with the IIR statutory meetings on June 10, 11 and 13 and with various...
IIR 'Cool Offer' for students at Student Networking Event
Free 12-month IIR membership for students at ICR 2019 Student Networking Event In light of the 25th IIR International Congress of Refrigeration (ICR 2019) Student Networking Event, the IIR would like...
International events
- Montreal: MOP 19 The United Nations Conference on the ozone layer was held in Montreal, September 17-21, 2007. The 20th Anniversary of the Montreal Protocol was celebrated on a special day (September 16, 2007) and throughout the week. All...
International events: Ohrid
The 3rd IIR event in a series, Ammonia Refrigeration Technology, was held on May 7-9, 2009, in Ohrid, Macedonia. With 95 participants from 24 countries and 32 papers presented, the event was very successful. A key focus of these conferences is...
International events: GL2008
The 8th IIR-Gustav Lorentzen Conference on Natural Working Fluids (GL2008) was held in Copenhagen on September 7-10, 2008. The event attracted 397 participants from 32 countries. The initial conferences in the series tended to attract participants...
International events: Purdue
The latest Purdue Conferences (19th International Compressor Engineering Conference and 12th International Refrigeration and Air Conditioning Conference) took place on July 14-17, 2008, in West Lafayette (Indiana, USA). The total attendance of the...
International events: NvVK
The Dutch Association of Refrigeration (NvVK) was founded in 1908, like the IIR with which it has been strongly linked over the years. It celebrated its 100th Anniversary in Arnhem (The Netherlands) on September 23, 2008 (in the zoo!), after...
International events: Moscow
The First International Scientific Conference on Industrial Gases was held at Bauman Moscow State Technical University (MMSTU) in Moscow on March 11, 2009, under the auspices of the IIR. It marked the 100th anniversary of the First Congress of...
International events: Strasbourg
New Ventures in Freeze-Drying, an IIR conference organized by Aérial, was held in Strasbourg, France, on November 7-9, 2007. Thirty-five participants from 11 countries seized this rare opportunity to exchange knowledge and examine the state of the...
International events: Antony
The 1st IIR Workshop on Refrigerant Charge Reduction in Refrigerating Systems was held in Antony, France, on April 6-7, 2009. Besides charge reduction, key topics covered included enhancement of heat and mass transfer, pressure and oil issues and...
International events: Belgrade
The IIR co-sponsored 40th International Conference on Heating, Air Conditioning and Refrigeration took place in Belgrade, Serbia, on December 2-4, 2009. With 750 participants from 20 countries, 63 papers and 132 exhibitors, the event was highly...
International events: HVAC
An IIR event, HVAC Energy Efficiency Best Practice Conference, was organized in Melbourne by AIRAH (Australian Institute of Refrigeration, Air Conditioning and Heating), on September 17-19, 2008. Various topics were covered: the rating of energy...
Encyclopedia of Refrigeration
19 results
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...
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.
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...
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...
For IIR members only
Global cold storage capacity
This table presents the cold storage capacity in about 50 countries, based on data from the Global Cold Chain Alliance (GCCA).
Cold storage conditions for fruits and vegetables
Practical recommendations for the cold storage of over 200 cultivars of fruits, vegetables and herbs (storage temperatures, relative humidity, storage time, controlled atmosphere...
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...
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 HFC refrigerants
Thermophysical properties of over 100 HFC refrigerants, including single-component and blends.
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 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...
Events
9 results
IIR event
Data Centers at a Crossroads: Energy, Cooling, and Policy Challenges
May 12, 2026
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Other event
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,...
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...
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...
Sponsored event
9th International High Performance Buildings Conference at Purdue
July 12, 2026 - July 16, 2026
West Lafayette, IN, United States
A conference co-sponsored by the IIR Since 1972, Herrick Labs has hosted the premier international conferences on Compressor Engineering, Refrigeration and Air-Conditioning, and...
21st International Refrigeration and Air Conditioning Conference at Purdue
15th IIR Conference on Phase-Change Materials and Slurries for Refrigeration and Air Conditioning
September 16, 2026 - September 18, 2026
Xi'an, China
Currently accepting full papers! The 15th IIR Conference on Phase-Change Materials and Slurries for...
28th International Compressor Engineering Conference at Purdue
15th International Conference on Compressors and their Systems
September 13, 2027 - September 15, 2027
London, United Kingdom
On September 13-15, 2027, the 15th International Conference on Compressors and their Systems of City University of London will provide a forum for debate on developments in air, gas and refrigeration...
