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IIR document
Thermal loss estimation for active magnetic regenerator aiming at railway air-conditioner application.
Effect of PET insulator layers on the conduction losses of plate active magnetic regenerators.
Performance evaluation of an active magnetic regenerator for cooling applications. 2. Mathematical modeling and thermal losses.
Vliv tepelných ztrát rozvodu a ochlazování otopné vody na návrh otopné soustavy.
Effect of heat distribution losses and cooling of heating water on design of heating system.
Integral and differential model of hermetical compressor heat losses including experimental validation.
Agregované tepelné charakteristiky budov Cást 3: Tepelná charakteristika budovy prostupem tepla.
Aggregated thermal characteristics of buildings part 3: tranmission thermal characteristics of the whole building.
Simplified model and analysis for the performance of Hofbauer–Vuilleumier heat pump.
Theoretical and experimental studies of crossflow minichannel heat exchanger subjected to external heat ingress.
Cold-soak testing method based evaluation of thermal performance of a typical residential dwelling.
Parameter effect analysis for a Stirling cryocooler.
Why the importance of the thermal efficiency of refrigerated vehicles?
Better thermal efficiency will reduce operating costs of refrigerated vehicles.
Choice of insulation standard for pipe networks in 4th generation district heating systems.
Thermal performance of a new CPC solar air collector with flat micro-heat pipe arrays.
Numerical investigation into the effect of opening and closing on flow and heat transfer characteristics in a domestic refrigerator.
Refrigeration sector monitoring
24 results
5th generation district heating and cooling networks in Europe
A recent generation of district heating and cooling networks is developing in Europe, using low temperature renewable energy heat sources (such as shallow...
Cold storage: sustainable solutions for developing countries with hot climates
Two papers from the recent IIR Congress illustrate the importance of developing the cold chain in developing countries with warm climates. In particular, in India, environmentally-friendly technical solutions...
Extreme heat reduces productivity in global economies
In a recent report, a non-profit organisation examined how global warming is affecting the economy and labour productivity in 12 major urban areas worldwide.
Efficient cooling methods to reduce heat stress in pigs
Microclimate parameters such as air temperature and humidity are important indicators of animal welfare. Besides, heat stress is more detrimental to productivity in the swine...
ICR 2019: an overview of current refrigeration research (part I)
Presentation of the main scientific and technical topics covered in the papers of the 25th IIR International Congress of Refrigeration and summary of some of the 14 keynotes.
The expansion of refrigeration applications of Thermal Energy Storage and PCMs
Based on a selection of papers from two recent IIR conferences, overview of thermal energy storage and PCM applications in the fields of refrigerated transport, display cabinets, fishing vessels, food processing...
IIR 2023 conference in Ohrid: focus on CO2 heat pumps
As demonstrated at the last IIR conference in Ohrid , heat pumps are a potential development area for the use of CO2, in particular for the thermal management of electric vehicles.
Cool like a butterfly wing
New study demonstrates that butterfly wings contain a network of living cells with specific thermodynamic and thermoregulatory properties. Butterfly wings cool down as a result of low solar absorption combined with efficient radiative heat...
Chilled water cooling pads to reduce heat stress in pigs
A team of scientists at Purdue university in the USA has developed cooling pads to keep pigs cool and reduce the impact of heat stress on milk output and piglet...
Cryogenics 2021 highlights: applications of liquid nitrogen
Cryopreservation of biological materials to favour biodiversity and cooling of superconducting cables to allow transmission of electrical energy with zero resistance are key applications of liquid...
ICCC2020 highlights: Benefits of IoT technologies for cold chain management
Internet of Things and cloud services are promising solutions for smart management and maintenance of the multiple cold rooms of supermarket chains.
Temperature control and sustainability, the challenges of 3D meat printing
Temperature control is a key factor that still limits the application of 3D printing in the meat industry, according to recent scientific publications.
Latest IPCC report predicts an increased risk of heatwaves
The IPCC report published in February 2022 highlights several risks posed by rising temperatures, such as increased heat waves and greater energy demand for space...
ICR2019: overview of current refrigeration research topics (part III)
Energy storage, desiccant air conditioning, high-temperature heat pumps and ejector technologies were some of the salient topics of the latest IIR Congress. Continuation of the synthesis of key presentations of ICR2019.
Reducing the environmental impact of ultra-low temperature refrigeration systems
Ultra-low temperature (ULT) refrigeration systems often use very high-GWP HFCs. Yet, ULT systems are excluded from the scope of the regulations aimed at phasing-down HFCs. An IJR paper reviews the most promising...
IIR news
5 results
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.
Two new IIR Informatory Notes on Energy Recovery!
The IIR has just published two new Informatory Notes on energy recovery: one on Energy Recovery in Mechanical Ventilation Systems and the other one on Air-to-Air Energy Recovery Equipment.
The IIR publishes two new IIR Informatory Notes on Energy Recovery!
The International Institute of Refrigeration (IIR) has just published two new Informatory Notes on energy recovery: one on Energy Recovery in Mechanical Ventilation Systems and the other one on Air-to-Air Energy...
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...
A new version of the ATP Agreement
The new version on the international carriage of perishable foodstuffs and on the special equipment to be used for such carriage became effective from 30 September 2015. The IIR was involved in this process thanks to its Commission D2...
Encyclopedia of Refrigeration
4 results
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...
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...
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...
