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IIR document
Two-phase thermal regulation system of a manned spacecraft.
Optimization of a main engine driven roof top bus air conditioning system.
A mass-spring-damper model of a pulsating heat pipe with a non-uniform and asymmetric filling.
Transient performance of a liquid desiccant solar regenerator.
Survival of Salmonella Enteritidis phage type 30 on inoculated almonds stored at -20, 4, 23 and 35°C.
Performance characterization of a bubble pump for vapor absorption refrigeration systems.
Integrated electro-hydraulic machine with self-cooling possibilities for non-road mobile machinery.
Residential solar air conditioning: energy and exergy analyses of an ammonia–water absorption cooling system.
Rotary compressor performance analysis by CFD: using two high pressure refrigerants (R134A and R410A).
Development of a novel flow control system with arduino microcontroller embedded in double effect absorption chillers using the LiBr/H2O pair.
Investigation of an integrated low carbon solar assisted heat pump.
Modelling thermostatic expansion valves.
Recommended by the IIR / IIR document
Free cooling potential for Brazilian data centers based on approach point methodology.
Understanding the market need for skills in alternative refrigerants with low global warming potential in the EU region – A comprehensive survey on Refrigerant Emissions And Leakage (REAL) alternatives programme.
Carbon reduction opportunities for supermarkets.
Refrigeration sector monitoring
231 results
Spain ratifies the Kigali Amendment
Spain becomes the 150th country to ratify the Kigali Amendment.
Egypt ratifies the Kigali Amendment
Egypt becomes the 152nd country to ratify the Kigali Amendment.
Djibouti ratifies the Kigali Amendment
Djibouti becomes the 157th country to ratify the Kigali Amendment.
Thailand ratifies the Kigali Amendment
Thailand becomes the 158th country to ratify the Kigali Amendment.
Guatemala ratifies the Kigali Amendment
Guatemala becomes the 156th country to ratify the Kigali Amendment.
Kenya confirms acceptance of the Kigali Amendment
Kenya becomes the 154th country to ratify the Kigali Amendment.
US ratifies the Kigali Amendment
Following its successful passage through the Senate in September, the USA has now ratified the Kigali Amendment to the Montreal Protocol.
The UAE ratifies the Kigali Amendment
The United Arab Emirates (UAE) becomes the 159th country to ratify the Kigali Amendment.
Republic of Korea ratifies the Kigali Amendment
South Korea becomes the 147th country to ratify the Kigali Amendment.
Benefits of energy-efficient refrigeration and of the Kigali Amendment
Supported by figures, a recent IEA-UN Environment Programme report highlights the growing importance of refrigeration in the world and the necessity to deliver efficient and climate-friendly refrigeration for...
Global demand for HVAC equipment on the rise
Global HVAC demand to reach USD 107 billion in 2016, with Asia Pacific in the lead.
US Senate votes to ratify the Kigali Amendment
The historic vote on 21st September means that the US will soon join the 137 parties that have already ratified the Kigali Amendment.
Pandemic accelerates demand for cold stores and frozen food
The COVID-19 pandemic has accelerated the appeal of online ordering and the purchase of frozen food by consumers and led to an increased need for cold storage facilities.
White paint reduces air conditioning demand
A team of researchers has developed a radiative cooling paint that keeps surfaces more than 1.7 °C cooler than their ambient surroundings (at noon).
Kigali Amendment: summary of the countries that have ratified
42 countries have ratified the Kigali amendment to the Montreal Protocol.
IIR news
94 results
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.
New IIR Working Group on Careers in Refrigeration “CaRe”
The IIR is delighted to announce the new IIR Working Group on Careers in Refrigeration “CaRe”, chaired by Dr Catarina Marques.
Press release: The International Institute of Refrigeration Creates a New Working Group on Careers in Refrigeration
The International Institute of Refrigeration (IIR) is delighted to announce its new Working Group on Careers in Refrigeration “CaRe”, chaired by Dr Catarina Marques.
The activities of CaRe, the IIR working group on careers in refrigeration
CaRe, the new IIR working group dedicated to promoting careers in refrigeration to the younger generation and particularly women, has organised two events at the ICCC2018 conference in Beijing.
COP-19 Warsaw, Poland
Slow progress in the climate negotiations
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...
IIR partner in INDEE+
The IIR takes part of the project INDEE+ which aims to support the Indian refrigeration and Air Conditioning sector in the transition towards more sustainable and environmentally friendly...
MOP 27: Strong debate in the run-up to COP21
MOP 27 delegates continued firm discussions and addressed the outcomes of OEWG 36
WGC PARIS 2015: “Growing together towards a friendly planet”
The 26th World Gas Conference (WGC), held in Paris last week, offered attendees an ideal opportunity for networking, learning and sharing information on the latest developments
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.
Small steps towards a giant leap! Parties to the Montreal Protocol continue discussions on HFCs
Last week saw another step towards a global agreement on the phase down of ozone depleting substances, the event started with a buzz around the new amendment proposals to the Montreal Protocol.
New IIR Working Groups focus on core matters in refrigeration
IIR Working Groups (WGs) operate on a temporary basis and bring together specialists to work on projects concerning current technological, social or economic issues linked to refrigeration. Their aim is to promote development, provide knowledge...
Heat pumps, the central theme of the recent IIR Congress
An overview of the research carried out in the field of heat pumps, with the aim of achieving greater flexibility and increased energy efficiency, in particular through to the use of thermal energy...
New IIR Informatory Note on thermal energy storage systems
IIR’s latest Informatory Note demonstrates that a well-designed TES system can reduce energy consumption through more efficient equipment operation and lower investment costs, thus reducing the equipment...
Join our second Webinar on Walk-In Cold Rooms on June 11!
Book your seat! Register to the second webinar in our '"Cool Insights" series highlighting the use of walk-in cold rooms for precooling and storage of fresh produce in the Global South.
Encyclopedia of Refrigeration
7 results
Kigali Amendment status per country
List of the 163 countries that have accepted, approved or ratified the Kigali Amendment as of November 15, 2024.
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...
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...
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...
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.
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...
