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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.
Recommended by the IIR
Échangeurs de chaleur, cours et exercices corrigés.
Groupe de réfrigération et encrassement des échangeurs thermiques: dimensionnement, diagnostic et maintenance.
Refrigeration unit and heat exchanger fouling: sizing, diagnosis and maintenance.
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.
Échangeurs à mini-canaux appliqués au groupe de production de froid : description et dimensionnement.
Minichannel heat exchangers applied to the refrigeration unit: description and sizing.
Optimal design of plate heat exchangers.
IIR document
Plate heat exchanger used as evaporators.
Geothermal earth heat exchanger.
Flow distribution of two-phase refrigerant in plate heat exchangers.
High efficiency air cooled heat exchangers for CO2 applications.
Manufacturing cost model for heat exchangers optimization.
Review of fractal heat exchangers.
Flow characteristics of air-water two phase flow in a plate heat exchanger.
Optimal design of tests for heat exchanger fouling identification.
Local NH3 condensation in a plate heat exchanger.
Refrigeration sector monitoring
64 results
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...
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.
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...
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.
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...
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...
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...
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...
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.
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.
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.
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.
IIR news
26 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.
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.
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!
Ammonia and CO2 Refrigeration Technologies conference papers now available to download
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.
Now available: IIR Congress papers 2019
Download your copy of the ICR 2019 proceedings. Over 630 technical papers are available!
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.
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.
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.
CryoHub Webinar
CryoHub the EU funded project to demonstrate the potential for cryogenic energy storage at refrigerated warehouses will hold a webinar on 17th March 2021 to share findings and results of this work.
Obituary: Einar Brendeng
The IIR presents its deepest sympathy and sincerest condolences to Professor Einar Brendeng’s family, the Norwegian refrigeration industry and society.
Member news: Mirai Intex releases new high capacity ultra-low temperature refrigeration system
Mirai Intex, corporate member of the IIR, has released a new ultra-low temperature (ULT) system based on air-cycle technology, offering high cooling capacity.
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.
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...
