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Improving chiller efficiency.
Estudo experimental para a melhoria do desempenho de um frigorífico solar.
Experimental study to improve a solar refrigerator performance.
Améliorer les performances environnementales des TRU.
Improving environmental performances of transport refrigeration units (TRUs).
Improved thermal characteristics of a novel magnetostrictive jet dispenser using water-cooling approach.
IIR document
Improvements of a room-temperature magnetic refrigerator combined with Stirling cycle refrigeration effect.
Performance enhancement of a compressive thermoelastic cooling system using multi-objective optimization and novel designs.
Energy improvements of CO2 transcritical refrigeration cycles using dedicated mechanical subcooling.
Heat transfer enhancement of ammonia pool boiling with an integral-fin tube.
Improving performance of household refrigerators by incorporating phase change materials.
Performance improvement of the R744 two-phase ejector with an implemented suction nozzle bypass.
Enhanced pool-boiling heat transfer on laser-made hydrophobic/superhydrophilic polydimethylsiloxane-silica patterned surfaces.
Design improvements of a permanent magnet active magnetic refrigerator.
Optimization of heat transfer enhancement of nanofluid in a channel with winglet vortex generator.
Recommended by the IIR / IIR document
Solidification performance enhancement of encapsulated ice storage system by fins and copper foam.
Forced convection enhancement in channels with transversal ribs and nanofluids.
Refrigeration sector monitoring
61 results
Improving air conditioner efficiency could avoid up to 100bn tonnes of CO2
The report “Benefits of Leapfrogging to Super-efficiency and Low Global Warming Potential Refrigerants in Air Conditioning” by the L. Berkeley National Laboratory states that improving the energy efficiency of room air conditioners to the level of...
Improving cold chain infrastructure key to cutting world food waste
In a recent report, IMechE advises governments to prioritize support investment in cold chain infrastructure to improve food security, underpin development and help alleviate poverty.
New discovery in magnetic metal could lead to improvements in magnetic refrigeration
Scientists have recently solved the mystery behind a distinct property in a unique magnetic metal. This discovery could pave the way for the development of several new technologies in magnetic refrigeration.
LHC season 3: cryogenic cooling system upgrade
The particle accelerator returned to service in 2022 after numerous improvements, including an increase in cryogenic cooling power at point 4.
Enhancing the cold supply chain for refrigerated biopharmaceuticals
"The biggest challenges in transporting refrigerated drug products are maintaining an optimum temperature range."
Cold chain improvements for the export of Ecuadorian products
The Ministers of Foreign Trade and of Interior agreed on improving the conditions in which the anti-narcotics police check the products in order not to interrupt the cold chain.
Overview of data center cooling technologies
The very huge growth in Internet traffic requires the continued development of new energy-efficient data center cooling technologies, based primarily on liquid...
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...
The stakes of air conditioning in China
A recent IEA report highlights the impressive growth in current and future demand in the air-conditioning sector in China. However, it considers that strong energy efficiency policies for air conditioners coupled with improved building design and...
Energy efficiency, key to achieving net zero emissions
At the 8th IEA World Conference on Energy Efficiency, 45 countries pledged to increase their efforts in energy efficiency, a pillar of the global energy transition towards net zero emissions by...
UK Government to launch National Cooling Action Plan: A bold step towards sustainable cooling and heat resilience
UK government set to unveil comprehensive National Cooling Action Plan to boost heat resilience and sustainable practices.
Worldwide adoption of MEPS on the rise
Over 100 countries now use mandatory minimum energy efficiency performance standards or energy labels for the most common appliances, according to the IEA Energy Efficiency 2022...
A new non-flammable mixture to boost the performance of CO2 systems
In a recent IJR article, researchers propose combining R744 with Dimethyl-ether (DME) to boost system performance while ensuring safety and low environmental impact, in a recent IJR...
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...
Refrigerated transport: innovations and challenges for sustainability
Review of the most promising technologies for refrigerated transport: vapour compression systems with natural refrigerants, photovoltaic systems with electrical energy storage,...
IIR news
39 results
Call for abstracts ends September 30: IIR Conference on Ammonia and CO2 Refrigeration Technologies
The Conference concentrates on the benefits as well as the need to move towards natural refrigerants.
New IIR Informatory Note: The Role of Refrigeration in Worldwide Nutrition
In line with its corporate objective to promote knowledge of refrigeration and associated technologies and applications on a global scale, the IIR has published a new Informatory Note on “The Role of Refrigeration in Worldwide...
The IIR publishes a new Informatory Note on The Role of Refrigeration in Worldwide Nutrition
In line with its corporate objective to promote knowledge of refrigeration and associated technologies and applications on a global scale, the International Institute of Refrigeration (IIR) has published a new Informatory Note on “The...
Highlights from COP13/MOP36 – Day 4
Today, at COP13/MOP36 in Bangkok, high-level discussions continued as delegates, scientists, and policy leaders gathered with renewed urgency to protect the ozone layer and address climate...
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...
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.
Early bird registration ends August 15 – 9th IIR Conference on Ammonia and CO2 Refrigeration Technologies
Register today to the upcoming IIR Conference on Ammonia and CO2 Refrigeration Technologies to take place online on September 16-17, 2021.
Join the FRISBEE Demonstration Day!
On August 29, 2014, for the official closing of FRISBEE, the consortium will hold a “FRISBEE Demonstration Day”
New IIR Informatory Note on automotive air conditioning
The latest IIR Informatory Note presents recent technological trends in automotive air conditioning, in particular for electric cars, and outlines the challenges in terms of energy efficiency and CO2...
The programme of the IIR conference on Ammonia and CO2 Refrigeration Technologies is now available
The conference is a leading event in the refrigeration industry and brings together academic and industry experts to discuss the latest advances in refrigeration technology.
New IIR Informatory Note on caloric cooling technologies
IIR’s 50th Informatory Note on refrigeration technologies focuses on three promising alternative solid-state cooling technologies: magnetocaloric, electrocaloric and...
ERC Grant Awarded to Steffen Grohmann for Advancing Cryogenic Technology
Steffen Grohmann, President of IIR Commission A1, receives an advanced grant from the European Research Council for his innovative cryogenic technology project: GRAVITHELIUM, a key technology for the Einstein...
IIR takes on new EU funded project AGRI-COOL!
The IIR will partner with 13 other establishments on this new research project focused on improving quality of life for African communities and industries.
Press release: The International Institute of Refrigeration appoints Professor Judith Evans as new president of Commission C2
The International Institute of Refrigeration (IIR) is proud to announce the appointment of Judith Evans, Professor at London South Bank University, as the new president of IIR Commission C2 on food science and engineering.
Impact Factor of the International Journal of Refrigeration increases for yet another year
As a reflection of the quality of the journal, the Impact Factor (IF) of the International Journal of Refrigeration (IJR) has improved for a consecutive year, increasing by 16% from 2.779 in 2016 to 3.233 in 2017.
Encyclopedia of Refrigeration
4 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...
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...
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...
