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Two dimensional model for multistream plate fin heat exchangers.
Modèle bidimensionel pour des échangeurs de chaleur à plaques à ailettes à écoulement multiple.
Numerical Investigation on Thermal–Hydraulic Performance of a Printed Circuit Heat Exchanger for Liquid Air Energy Storage System.
Étude numérique des performances thermo-hydrauliques d'un échangeur de chaleur à circuit imprimé pour un système de stockage d'énergie à air liquide.
Recommended by the IIR
Échangeurs de chaleur, cours et exercices corrigés.
IIR document
Heat transfer and flow characteristics of a conical coil heat exchanger.
Heat transfer performance of direct contact flue-gas condensation heat exchanger.
[In Chinese. / En chinois.]
Evaporation heat transfer of water in plate heat exchangers with operation parameters at high temperature conditions.
Numerical investigation of heat transfer and fluid flow in plate heat exchanger using nanofluids.
Evaporation heat transfer and pressure drop of ammonia in a mixed configuration chevron plate heat exchanger.
Multivariate optimization of a heat exchanger with microchannel coil.
Design optimization of an air-cooled bifurcated tube heat exchanger.
Coil side heat transfer characteristics study for a helical-coil heat exchanger.
An experimental investigation of natural convection heat transfer from a helically coiled heat exchanger.
Measurements of local heat transfer coefficient during condensation and evaporation in plate heat exchanger.
Theoretical analysis of absorption heat exchanger.
Effect of end plates on heat transfer of plate heat exchanger.
Refrigeration sector monitoring
50 results
A propane heat pump with compact bionic heat exchangers
In Germany, Fraunhofer has developed a propane heat pump using compact finned heat exchangers with distribution boxes whose structure is inspired by nature.
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...
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.
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...
Efficiency of ground source heat pump systems
Ground source heat pumps (GHSP) have been reported to be more efficient than more widespread air source heat pumps despite higher installation costs. A recent article has reviewed parameters impacting the energy...
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.
Pressure exchanger enhances efficiency of CO2 refrigeration systems
A new pressure exchanger technology, adapted from the desalination industry, offers significant energy efficiency improvements for CO2 refrigeration systems, addressing challenges of high energy...
Cooling solutions for hybrid electric aircraft
The electrification of aircraft propulsive systems requires specific cooling technologies as part of the decarbonation of the aviation industry. A recent review article presents...
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.
Energy saving initiatives for cooling in data centres
In January 2021, Europe’s leading cloud and data centre operators signed the Climate Neutral Data Centre Pact, a self-regulatory initiative to become climate neutral by 2030. According to recent studies, free...
Frost detection and defrosting methods: latest advances
A recent Purdue conference paper presents the state of the art regarding methods for retarding the onset of frosting, frost detection techniques and defrosting strategies, including those based on artificial...
France: a patented air conditioning system without electricity (in French).
Researchers have patented a cooling system for a house using the principles of heat exchange.
The potential for seabed geothermal energy in the UK
An international study has shown the potential for using capillary heat exchangers for heat pumps in the shallows of the seabed, with the potential to provide heating for homes.
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.
IIR news
25 results
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.
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!
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.
Member news: latest innovations from Mirai Intex
The company Mirai Intex has just marketed a refrigeration machine using air cycle for low temperatures. Mirai Intex also markets a mobile storage solution.
Now available : 2023 IIR Congress proceedings
Download your copy of the ICR 2023 proceedings. IIR members can download them at reduced rate.
Call for abstracts now open! 15th IIR-Gustav Lorentzen Conference on Natural Refrigerants
Prospective authors of papers are encouraged to submit 150-200 word abstracts by September 15, 2021.
Now available: IIR Congress papers 2019
Download your copy of the ICR 2019 proceedings. Over 630 technical papers are available!
IIR publishes a new Technical Brief: Domestic heat pumps using hydrocarbons - Current status and market overview in Europe
At a time when the energy transition is at the top of the global agenda, the IIR is publishing a new Technical Brief on domestic hydrocarbon heat pumps. This strategic document...
Available now: All 474 papers from the Purdue Conferences 2018
Welcoming 800 participants from 30 different countries, the 2018 Purdue Conferences took place at Purdue University in West Lafayette, Indiana, USA, from July 9 to 12, 2018.
Member news: Daikin introduces EWYS-4Z: High-Efficiency Cooling and Heating Solution for Industrial and Commercial Needs
The polyvalent EWYS-4Z cooling and heating unit, which runs on R513A, is designed for superior energy efficiency and reduced noise for industrial and commercial applications.
Now available: ICR2015 congress papers
Following on from the successful IIR International Congress of Refrigeration (ICR2015), the long anticipated papers and proceedings are now available to download in Fridoc.
Obituary: Einar Brendeng
The IIR presents its deepest sympathy and sincerest condolences to Professor Einar Brendeng’s family, the Norwegian refrigeration industry and society.
Discover the winners of the IIR Scientific Awards
Every four years during the International Congress of Refrigeration (ICR), the IIR offers a series of prestigious scientific awards.
Download the latest technical papers from the IIR Cryogenics Conference
Held on 8-11 April this year, the 15th IIR Cryogenics Conference welcomed over 120 guests from more than 22 countries.
Encyclopedia of Refrigeration
4 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...
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...
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...
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...
