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Modélisation d'un climatiseur automobile multi-évaporateur
Modelling an automotive multi-evaporative air conditioning system.
Évaporateurs compacts pour les systèmes à sorption.
Compact evaporators for sorption systems.
Efficacité d'un système frigorifique à deux évaporateurs avec un éjecteur.
Efficiency of a dual-evaporators refrigeration system with ejector.
The development of an adjustable spiral-shaped evaporator.
Hydraulic characterization of an adjustable spiral-shaped evaporator.
Mitigation of air flow maldistribution in evaporators.
Modelling of an automotive multi-evaporator air-conditioning system.
IIR document
A comparative study on room air conditioner performance of finned-tube evaporator and the micro-channel evaporator under optimal throttling condition.
Experimental investigation on the instability of a two-phase loop thermosyphon with three evaporators.
Characterization and numerical simulation of liquid refrigerant R-134a flow emerging from a flooded evaporator tube bundle.
Experimental investigation and numerical optimization of dual evaporator refrigerator.
Sleeping evaporator and refrigerant maldistribution: An experimental investigation in an automotive multi-evaporator air-conditioning and battery cooling system.
The transient response, oscillation and internal flow of a loop thermosyphon with dual evaporators.
Performance analysis of a refrigerating system with a grooved-tube evaporator.
Efficient simulation method for parallel tube evaporators for vehicle battery cooling.
Refrigeration sector monitoring
47 results
A low charge direct expansion evaporator system configured to use less ammonia
A US-based meat processor operates a cold storage facility that uses just 1 kg approx ammonia per kW.
A novel method for frost detection
Frost growth on the evaporator coils of a refrigeration plant can dramatically reduce its efficiency. A novel indirect detection method that would avoid frost built-up has been developed.
An ejector refrigeration system optimised for sub-zero temperatures on fishing vessels
Large amounts of diesel fuel are used to power fishing vessels engines and on-board refrigeration systems. In a recent theoretical study, an energy-efficient sub-zero refrigeration system proposed based on a...
Assessment of the environmental impact of domestic refrigerators using LCCP
The environmental impact of domestic refrigerators over their lifetime has been quantified in different configurations (operating cycles, materials, insulation) in a recent IJR article.
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...
Scientists develop a chip to detect Legionelia very quickly
Researchers at the Technical University of Munich claim to have developed a test for quick detection of Legionella bacteria.
The benefits of 3D printing in refrigeration and air conditioning
The various applications of 3D printing in the field of refrigeration and air conditioning highlight possible tremendous advantages in terms of energy efficiency and cost minimisation.
Improving cooling towers' efficiency
An article published in Water Technology provides information on cooling towers and their operation.
Evaporative cooling: continuation of the Cold-Snap project at Harvard University
Tests show that Cold-Snap evaporative cooling technology would be effective in humid climates, while limiting water consumption.
New in cooling tower technology.
This process offers greater safety and efficiencies combining the best of wet and dry cooling tower technologies.
New Eurovent certification programme for cooling towers
Eurovent, the European Certification body, has developed a certification programme for the thermal performance of cooling towers.
Use of all-aluminum coils increasing
All-aluminum heat exchanger coils called microchannel coils have been used in the automotive industry for over 20 years, but the technology – which uses an all-aluminium brazed fin construction – has been applied to the HVAC&R industry only...
Ratification of the European Standard EN 378: the IoR publishes a guidance note to highlight the significant changes.
What are the main differences between the EN 378:2008 and the EN 378:2016 "Refrigerating systems, safety and environmental requirements" ? The Institute of Refrigeration answers through a four page Guidance Note.
The global evaporative condensing unit market.
A projection for the ten next years.
Novel catalysts to address overheating in hypersonic aircraft
Researchers at Australia's RMIT University have developed 3D-printed catalysts to address the challenge of overheating in hypersonic aircraft and possibly other industrial...
IIR news
11 results
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...
New IIR Informatory Note (IN) on chillers and Russian version of the IN on nutrition
The IIR has just published a new Informatory Note on chillers as well as the Russian version of the IN on the Role of Refrigeration in Worldwide Nutrition already published in four other...
SophiA project: HKA Lab test progress
SophiA HKA (Karlsruhe University of Applied Sciences) Lab test is intended to provide a better understanding of the cooling system in in different climate zones.
INDEE+ Project: Norwegian R744 condensing units arrived in India for educational purposes
Three R744 condensing units were sent to India by Prof. Armin Hafner (NTNU, Norway) to educate Indian institutions, end-users and vendors on clean cooling technologies, with the aim of helping India meet...
New IIR Informatory Note on solar cooling and other new publications
The IIR has just published an Informatory Note on solar cooling and has posted the Chinese version of the Informatory Note on the role of refrigeration in worldwide nutrition on its website.
Ammonia and CO2 Refrigeration Technologies conference papers now available to download
New in our Encyclopedia: additive manufacturing for refrigeration equipment
Additive manufacturing makes it possible to optimise the geometry and performance of cooling components such as heat exchangers and regenerators for caloric...
IIR website: consult our courses!
The “Services and expertises” section of the IIR website includes a section on courses and training. The courses are among the most downloaded documents in 2022!
Member news: Mirai Intex ultra-low temperature refrigeration system at the ACHEMA trade show in Germany
Mirai Intex, corporate member of the IIR, will present its MC 15 C/W/T closed-cycle refrigeration machine at the ACHEMA trade show in August 2022 in Germany.
A look back at Chillventa 2022
The IIR was present at this year’s Chillventa exhibition held in Nuremberg from October 10 to 12. This was also the venue for the WorldSkills Competition in the field of refrigeration and air...
Member news : Danfoss launches thermostatic expansion valve for CO2
Danfoss has recently launched a thermostatic expansion valve for CO2, based on its TE2 valve. It is suitable for small to medium size remote refrigeration systems such as cold rooms and display...
Encyclopedia of Refrigeration
2 results
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...
