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IIR document
Mapping of the heat flux of an insulated small container by infrared thermography.
The cold compressors in the field of cryogenic systems.
Heat transfer analysis of a cryogenic vessel with built-in assembly.
Applicability evaluation of active anti-condensation materials using thermoelectric technology in building systems.
Heat flow visualization for thermal bridge problems.
Analysis of contact thermal conductivity of thermal bridges in cryogenic systems.
TRANSIENT THERMAL BEHAVIOUR OF LIGHT INSULATING PANELS WITH THERMAL BRIDGES.
Experimental study on thermal bridge of energy-efficient envelops in hot summer and cold winter areas.
[In Chinese. / En chinois.]
A NUMERICAL METHOD FOR DETERMINING THE OVERALL HEAT TRANSFER COEFFICIENT FOR CONTAINERS.
Why the importance of the thermal efficiency of refrigerated vehicles?
New solutions for insulated boxes.
Nuevas soluciones para cajas isotérmicas.
Badania termowizyjne nadwozi izotermiczych i chlodniczych.
Thermovisual investigations of insulated and cooled car bodies.
Evaluation of thermal contact conductance using a new experimental-numerical method in fin-tube heat exchangers.
SOME THERMAL PROBLEMS RELATED TO SAVING OF ENERGY IN THIN WALLS CONTROLLED TEMPERATURE CONTAINERS.
Refrigeration sector monitoring
19 results
ICR2019: focus on innovative refrigeration technologies for developing countries
Several papers presented during the IIR International Congress of Refrigeration in August 2019 addressed advances in the refrigeration technologies that are particularly adapted to hot countries with limited electricity supply: solar...
Blueprint for a sustainable off-grid solar-powered cold room 20% cheaper than state of the art
In June 2025, Efficiency for Access published a report on constructing a sustainable solar-powered cold room using natural and locally available materials. Their design reduced embedded GHG emissions by 63% and...
Europe 2025 heatwaves: demand for AC surges as heat-related deaths triple
Recent analyses from the World Meteorological Organization, the World Resources Institute and the Imperial College London take stock of this summer’s heatwaves in Europe.
3D printing for passive buildings
3D printing of buildings, which has advantages in terms of cost and speed of construction, can also facilitate the design of near zero energy buildings.
IIR Cryogenics 2025 conference: Using Waste Cold Energy from Liquid Hydrogen to Save Energy on Nitrogen Liquefaction
F. Herzog et al. proposed recovering waste cold energy from liquid hydrogen production to help produce liquid nitrogen, thus saving energy on N2 liquefaction, while reducing the heat requirement for...
French heat pump market situation
The total market showed an increase of sales in 2014 with a little over 192 967 units sold. This is a rise of 27% compared to 2013.
Heat exchanger design can improve the performance of PCMs
According to a recent review article, optimising the design of heat exchangers in latent heat thermal energy storage systems (LHTES) is one way of improving the thermal conductivity of phase change materials...
PCM2016 conference: TBAB hydrate slurry based latent heat thermal storage system
Combining latent heat thermal storage with night time generation of TBAB hydrate slurry can significantly reduce the investment cost of systems for cooling purposes.
Status and potential applications of thermal energy storage in China, Japan and South Korea
During the 10th IIR Conference on PCMs and Slurries for Refrigeration and Air Conditioning held in Kobe, Japan, the status and potential applications of thermal energy storage in China, Japan and South Korea was presented
Incorporating PCMs in buildings material for energy conservation
The incorporation of PCMs in building materials is particularly interesting since it permits thermal storage to become a part of the building structure and is completely passive.
PCMs to reduce energy consumption in buildings
A recent review article describes the principles of latent heat thermal energy storage systems using phase change materials (PCMs), and their applications to improve thermal performance in the building...
Radiative cooling: smart materials to switch from heating to cooling
Researchers have developed a radiative thermal management device, composed of several layers of reflective/absorbent materials, capable of switching between heating and cooling...
The challenges of thermal management of next-generation electronic equipment
With the increasing integration and miniaturization of electronic devices, the heat flows they generate are constantly increasing. Spray cooling has many advantages in this regard.
Impact of ageing on the energy efficiency of refrigerating household appliances
A recent study shows an average increase in energy consumption of 11% after 2 years of operation and 27% after 16 years for these appliances. Ageing wall insulation and door gasket contribute to this...
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...
IIR news
3 results
Discover the 33rd IIR Informatory Note on "Cogeneration/Trigeneration"
This Informatory Note discusses the operating principles of cogeneration and trigeneration as well as their advantages and challenges.
World Science Day: IIR reaffirms the role of refrigeration for sustainable development
This 10 November 2025, IIR joins in the celebration of World Science Day, aligning with this year’s theme of “the science we need for 2050” by highlighting the importance of refrigeration for economic...
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...
Encyclopedia of Refrigeration
7 results
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...
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...
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...
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...
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...
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...
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...
