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IIR document
Experimental investigation and new correlation for the bubble departure diameter of methane and ethane binary mixtures during nucleate pool boiling.
Nuevo modelo dinámico de un intercambiador enterrado en TRNSYS: adaptación del modelo B2G a largos periodos de simulación.
New dynamic model of a buried exchanger by using TRNSYS: B2G model adaptation to wide simulation periods.
Thermal modeling of industrial environments using transient 0D And 1D models.
An improved approach to model compressors, condenser/gas cooler and their control system in refrigeration systems with R404A and R744 based on physical principles.
Research and development of numerical model of LNG dispersion.
Simplifying bidisperse pore diffusion model for adsorbent felt.
Development, validation, and assessment of a high fidelity chilled water plant model.
A flexible numerical model of a multistage active magnetocaloric regenerator.
Assessment of the accuracy of solar irradiance models in mountain locations: the case of Bolzano, Italy.
Modelling of a rotary desiccant wheel: Numerical validation of a Variable Properties Model.
Evaluation of gray box thermostatic expansion valve mass flow models.
Forecasting operation of a chiller plant facility using data-driven models.
Heat transfer modeling in server refrigeration: A 0D-1D transient box model approach.
Phenomenological model for a first-order magnetocaloric material.
Comparison of models for calculation of the thermodynamic properties of NH3-CO2-H2O mixture.
Refrigeration sector monitoring
278 results
Updating ammonia dispersion models
Research is underway in order to improve existing ammonia-dispersion behaviour models.
First car models using HFO-1234yf
During the recent Mobile Air Conditioning Society Worldwide convention and trade show in Las Vegas, USA, discussions focused on the vehicles will have the new HFO-1234yf refrigerant. It was revealed that one vehicle was already being sold with the...
Out of the ordinary: ATLAS LEGO® model
As part of an outreach project at the Niels Bohr Institute Sascha Mehlhase recently designed and built a model of the ATLAS experiment in LEGO® bricks. It illustrates all details, from the muon and magnet system to the innermost pixel...
MAC: EU orders Germany to stop using R134a in new models of vehicles
The European Commission ordered Germany to stop using R134a or to face court action and possible fines.
Modelling energy use in a frozen food supermarket
A study presents a simulation used to model energy consumption in a frozen food supermarket in United Kingdom.
The European Intermodal Research Advisory Council
The European Intermodal Research Advisory Council, set up on May 3, 2005, forms the basis for coordinated intermodal research strategy for Europe. Composed of some 50 key players from large intermodal businesses, intermodal rail and road...
Reducing the economic costs of a direct-use geothermal heating system
Italian researchers have modelled a polymer heat exchanger to reduce the cost of a direct-use geothermal heating system for a single building in the active volcano district of the...
Earth-to-air heat exchanger for air conditioning in a Colombian tropical weather
In a recent theoretical study, a passive cooling system using an earth-to-air heat exchanger (EAHE) was modelled for the Colombian tropical weather.
Powering urban sustainability: how electricity import capacity shapes heat pump adoption and thermal storage
A recent study published in Energies evaluated two scenarios modelling the relationship between electricity import and technologies implemented in urban areas to meet the demands for...
Challenges related to the adoption of air conditioning in emerging economies by 2040
The authors of a recent article modelled the adoption of air conditioning by 2040 in four emerging economies: Brazil, India, Indonesia, and Mexico. The adoption of AC could increase between two- to sixteen-fold,...
Impact of indoor heat on mortality in the elderly
A team of researchers has developed a model to assess the impact of indoor heat on the health status of populations, and more specifically on the mortality of people over 65 years of age.
European Commission: a guide to innovative district heating and cooling solutions.
A comprehensive solution booklet on district heating and cooling by the European Commission covers energy-efficient technologies, regulatory frameworks and business...
Must read in IJR: a comprehensive review on fault detection in HVAC systems
The latest research and developments in the fault detection and diagnostics of HVAC systems are presented in several articles recently published in the IJR.
Supercomputer with advanced cooling system to support NASA moon missions
The new liquid-cooled Aitken supercomputer will run modeling and simulation workloads for lunar landings.
For IIR members only
Quantifying ozone recovery: new scientific study confirms Montreal Protocol’s success in reducing Antarctic ozone depletion
Through rigorous statistical detection of the temporal and spatial structure of Antarctic ozone recovery, a study published in Nature in March 2025 confirms that ozone recovery is due primarily to the reduction...
IIR news
89 results
We are hiring an intern for Food cold chain modelling
The IIR has developed an innovative model to calculate CO2 emissions for each stage of the cold chain and for all countries in the world. The candidate will work on improving this model based on...
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.
Only a few days left to enter the IIR Best Student Paper Competition at ICR 2019
Open to students up to Master’s level (obtained within the last 12 months of the submission deadline), the IIR Best Student Paper Competition will be a unique opportunity not only to bring to the limelight the work achieved by today’s future...
IIR launches Best Student Paper Competition at ICR 2019
Open to students up to Master’s level (plus one year), the IIR Best Student Paper Competition will give a unique opportunity to not only to bring to the limelight the work achieved by today’s future talents, but also to emphasise the importance...
News from IIR members: Alfa Laval
Alfa Laval is providing solutions for the fast-expanding CO2 market and has launched two new brazed heat exchanger models designed for transcritical CO2 systems for transport refrigeration, commercial refrigeration and heat-pump applications. The...
New publications: The CD-ROM proceedings of the 1st IIR International Conference on Magnetic Refrigeration at Room Temperature
The CD-ROM proceedings of the 1st IIR International Conference on Magnetic Refrigeration at Room Temperature held in Montreux, Switzerland, are now available. They comprise 4 keynote presentations, 20 papers on materials (gadolinium and its...
Conference report: Australia
Postharvest Unlimited Downunder 2004, an IIR-co-sponsored conference, was held in Sydney, Australia, on November 9-12, 2004, with as theme "Postharvest technologies for the delivery of high quality horticultural products - implementation based on...
New EU research project BETTED gets underway!
The IIR is one of 10 partners of the new European research project aimed at promoting the energy transition of the dairy value chain.
Call for industrial partners for joint industry cryogenics project linked to LNG production
Become a project partner: Join the Joint Industry Project of MINES ParisTech – ARMINES “Evaluation of the crystallization risk in LNG production”.
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.
Conferences
Interested in refrigerated storage, transportation and display of food products? Find out more: http://fetweb.ju.edu.jo/conferences/confiir/confiir.html...
IIR Women in Refrigeration Award at ICR 2023
During the 26th International Congress of Refrigeration in Paris in August 2023, a brand new award will be presented: the IIR Women in Refrigeration Award. It will reward exceptional scientific work...
Frisbee Project: Latest Developments
Frisbee is a European-Union-funded 4-year project. It was launched in September 2010 and involves 26 partners including the IIR. the IIR is in charge of collecting data and the dissemination of research outcomes. The aim is to provide new...
Discover the winners of the IIR Scientific Awards 2023
Every four years at its Congress, the IIR offers a series of prestigious Scientific Awards that recognise those who have made outstanding contributions to the field of refrigeration. Discover this year’s...
Encyclopedia of Refrigeration
6 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...
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...
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...
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...
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...
Events
1 result
IIR event
9th IIR Conference on Sustainability and the Cold Chain
April 12, 2026 - April 14, 2026
Istanbul, Türkiye (Republic)
Submit your abstract now! The 9th IIR Conference on Sustainability and the Cold Chain (ICCC 2026)...
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