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IIR document
Grey-box fault models and applications for low carbon emission CO2 refrigeration system.
CO2-equivalent emissions and quality evaluation of chilled and frozen Atlantic salmon transported from Norway to Japan.
Evaluación de estrategias para minimizar las emisiones de CO2 de un sistema solar de refrigeración y producción de calor aplicado a una industria láctea de pequeño tamaño.
Strategies assessment to minimize CO2 emissions of a solar cooling and heat generation system and heat applied to a small scale dairy industry.
Quantifying CO2 emissions and energy production from power plants to run HVAC systems in ASHRAE-based buildings.
Evaluation of the power consumption of the A/C system and CO2 emissions of mechanically and electrically driver compressor.
Combining HFO refrigerants with different system architectures to reduce energy use and CO2 emissions in supermarket refrigeration.
CO2 emission savings of heat pumps in the residential sector. Case study for multifamily buildings in Geneva.
Potential of CO2 emission reduction via application of geothermal heat exchanger and passive cooling in residential sector under Polish climatic conditions.
Heat pumps in existing heating and hot water systems: an evaluation of primary energy savings and reduction of CO2 produced.
Optimization of SPF or CO2 emissions ? Impact of control strategies on a bivalent waste water heat pump system for high energy standard buildings.
Unchecked. The fluorochemical industry's scandalous HFC-23 by-product emissions amid the climate crisis.
A Review on Carbon Emissions of Ultra-High-Performance Fiber Reinforced Concrete as a Building Construction Material.
Report of the UNEP technology and economic assessment panel, May 2017. [Chapter] 6: Refrigeration, air conditioning and heat pumps TOC (RTOC) progress report.
The emission gap report 2017.
Report of the UNEP technology and economic assessment panel, May 2017, volume 1.
Refrigeration sector monitoring
292 results
China continues CO2 emission decline despite heatwaves
After a drop in Q2 of 2024, China’s CO2 emissions remain at the same level of last year’s figures, despite recent heatwaves.
French hybrid supermarket delivery vehicles for less CO2 emissions
The French supermarket group Casino is implementing “Citygreen”, a plan to cut its CO2 emissions by 20% by 2020. The plan also involves quieter urban deliveries.
Japan: snow cooling created greater CO2 emissions
An experiment to ship snow from the north of Japan to help reduce the air conditioning load in Tokyo has created CO2 emissions three times greater than the emissions reduction achieved.
World Cup stadium cooling technology and CO2 emissions
The FIFA World Cup stadiums in Qatar combine passive cooling strategies with innovative air-conditioning technology to offer fans and players a more comfortable...
Direct CO2 emissions generated by the refrigeration sector in Chile
As part of its national inventory submitted to the UNFCCC, Chile reported greenhouse gas emission values for the refrigeration and air conditioning sector.
Carrefour pledges to reduce its CO2 emissions by 40% by 2025
Supermarket group Carrefour has pledged to reduce CO2 emissions from all stores by 40% by 2025 and by 70% by 2050 compared to 2010 levels.
A 20% reduction in CO2 emissions from mobile air conditioning by 2050 is possible
A recent report from the International Energy Agency “Cooling on the Move - The future of air conditioning in vehicles” explores the current and future global energy consumption from mobile air conditioning systems, along with the resulting...
HFC recycling could prevent emissions of 18bn tons CO2 eq by 2040
According to an EOS Climate White Paper, only around 10-15% of HFC refrigerants are currently recovered, reclaimed and re-used
India: increased investment in the cold chain could reduce food losses and cut CO2 emissions.
Roughly 18% of fruits and vegetables are wasted each year due to the lack of post-harvest storage infrastructure.
The climate impact of the refrigeration sector in Australia
According to a recent report, the refrigeration sector accounts for 24% of Australia’s electricity consumption and 11.5% of CO2 emissions. This report also identifies the main causes of direct and...
Latest IGU report: alarming gas-to-coal switching requires low-carbon solutions
The International Gas Union (IGU) assesses the global natural gas trade in 2020-21 in a report released in May 2022. The report also discusses the need for long-term alternatives to natural gas to reduce...
South-East market dominated by low efficiency ACs
According to a recent report, 74% of room air conditioners (RAC) sold in six South-East Asian countries do not meet minimum threshold according to China’s MEPS. The authors modelled...
Reducing emissions from China’s refrigeration sector
According to a recent report by the Economist Intelligence Unit, China is responsible for about one third of global emissions from refrigeration. The report presents scenarios for...
Assessing the market potential of industrial heat pumps in Europe
To address the lack of product development of high temperature heat pumps, a recent article provides manufacturers with an estimate of the industrial heat pump market potential in...
Kenya launches National Cooling Action Plan
On 14 June 2023, Kenya’s Ministry of Environment, Climate Change, and Forestry officially launched the National Cooling Action Plan for Kenya (NCAP) which includes a review of the Kenyan...
IIR news
55 results
IIR Informatory Note highlights global air conditioning's CO2 emissions and energy impact
The IIR has modelled current and future CO2 emissions attributable to air conditioning in different regions of the world.
New IIR Informatory Note on the carbon footprint of the cold chain
The IIR has just issued a new Informatory Note on the carbon footprint of the cold chain. It highlights the food safety and environmental benefits of an improved global cold chain.
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...
Conference update: Sydney
The 9th IIR Gustav Lorentzen Conference Natural Working Fluids will be held in Sydney, Australia, on April 12-14, 2010. The call for papers and first announcement are now available:
Statement given by Didier Coulomb, Director General of the IIR, during COP 26
Statement Given by the Director General of the International Institute of Refrigeration (IIR) during the 26th Conference of the United Nations Framework Convention on Climate Change (COP 26) in...
News from IIR members: MYCOM Mayekawa
The Japanese compressor manufacturer MYCOM Mayekawa will be introducing its high-efficiency NH3/CO2 cooling system NewTon3000 within the context of the Garden City Ammonia Program (GCAP). GCAP is actively promoting CO2 emissions reduction and...
REAL Alternatives: blended Learning for Alternative Refrigerants
Last week the REAL Alternatives Europe programme partners met at IIR head offices to elaborate plans to translate the e-learning project into more languages.
Spotlight on Commission B2: at the forefront of refrigerating equipment
Coordinated by the IIR Science and Technology Council, Commission B2 focuses on promoting knowledge of refrigerating equipment technologies and their applications worldwide.
News from IIR members: Carrier CO2NSERVATION meter
The Carrier CO2NSERVATION meter calculates avoided greenhouse gas (GHG) emissions as a result of the installation of high efficiency Carrier air-conditioning, heating and refrigeration systems by customers around the world since 2000. Buildings in...
International collaboration: The key to a prosperous future in refrigeration
The IIR puts its international network into action for the benefit of all.
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...
Review of F-gas regulation - IIR contribution
The IIR has responded to the European Commission consultation “Fluorinated greenhouse gases – review of EU rules (2015-20)” which aims to collect opinions and suggestions about the update of the F-gas Regulation...
New Working Group: Cooling and Refrigeration Emissions and Energy Data Working Group (CREED)
IIR and UNEP-led Cool Coalition are excited to announce the formation of a new working group titled "Cooling and Refrigeration Emissions and Energy Data Working Group (CREED)"
IIR website: best downloads in 2022
Discover the three most popular IIR publications in 2022. The focus is on the economy, women in refrigeration, and the carbon footprint of the cold chain.
Encyclopedia of Refrigeration
8 results
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...
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.
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.
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...
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...
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...
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...
