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Interactions between refrigerant charge and other installation faults on the behavior of a residential heat pump in cooling mode.
IIR document
Thermodynamic properties of fluorocarbons: simulations and experiment.
Analysis of vapor pressure and VLE of HFOs, HCFOs, and their blends with cubic equations of state.
Dynamic characteristics of an environment-friendly refrigerant: Ammonia-water based TiO2 nanofluids.
Thermal characteristics of high-temperature R718 heat pumps with turbo compressor thermal vapor recompression.
Experimental study on the viscosity of trifluoroiodomethane (R13I1) with polyol ester and polyvinylether lubricating oils.
Real operation of an innovative adsorption chiller prototype using water as refrigerant.
Surface tension and density of dielectric heat transfer fluids of HFE type-experimental data at 0.1 MPa and modeling with PC-SAFT equation of state and density gradient theory.
The characterization and thermo-physical property investigations of SiO2/HFE7000 nanorefrigerants.
Optimisation of expansion liquefaction processes using mixed refrigerant N2–CH4.
Measurement of thermal conductivity and kinematic viscosity of 1,1,1,3,3,3-hexafluoro-2-methoxypropane (HFE-356mmz).
New lubricants to enable performance, reliability, and efficiency of equipment using low GWP refrigerants.
Reporting of experimental viscosity data and modeling of transport properties of 1,1,1,3,3,3-hexafluoro-2-methoxypropane (HFE-356mmz) using extended corresponding states (ECS) and residual entropy scaling (RES) technique.
R718 turbo chillers and vacuum ice generation - Two applications of a new generation of high speed, high capacity R718 centrifugal compressors.
Refrigeration sector monitoring
69 results
Immersion cooling: a high-performance plant-based fluid
A U.S. food company has created an immersion cooling fluid for data centres made from 90% vegetable oil.
Alternative mixtures for R134a
A NIST study identifies 23 non-flammable or slightly flammable mixtures as R134a alternatives in air conditioning.
A promising future for nanorefrigerants
A review article published in the IJR highlights the remarkable heat transfer properties of nanorefrigerants, which are leading to significant improvements in the performance of refrigeration systems.
Ohrid 2019: latest technology trends for ammonia and CO2
Synthesis of several refrigerating installation case studies using ammonia and CO2 based on papers from the recent IIR conference in Ohrid.
Japan: Ministry of Environment resquests subsidies for natural refrigerants.
In September, the Japanese Ministry of Environment asked for subsidies to promote natural refrigerants in commercial and industrial refrigeration for the 2019 financial year.
Latest news on HFCs alternatives
R470A, R470B, R466: What applications and what features for these new non-flammable refrigerants?
A new organisation offers advice on low GWP solutions
Six refrigerant manufacturers regrouped to create GlobalFACT, a resource for information on the latest news, research and improvements in advanced technologies and low GWP refrigeration solutions.
China: a direct leap from HCFCs to natural refrigerants?
Released for public consultation in June 2015 by China’s Ministry of Environmental Protection, the First Catalogue of Recommended Substitutes for HCFCs lists 12 substitutes for HCFC refrigerants, foaming agents and detergents, ten of which are...
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...
Current status and future trends of natural refrigerants in North and South America
Two papers presented at the IIR Gustav Lorentzen Conference perfectly illustrate the interest in natural refrigerants and the obstacles they face in the Americas.
WhatGas, a smartphone application listing refrigerants
OzonAction has launched a useful application to identify refrigerant gases.
Natural refrigerant training is gaining traction
Update on natural refrigerant training in Europe and Africa.
Guide 2013: Natural Refrigerants - Market Growth for North America
The new Guide 2013: Natural Refrigerants - Market Growth for North America gives an overview of the status of ammonia, CO2, hydrocarbons, water and air as refrigerants in various sectors (food chain, city & buildings, transport, and industry...
Not-in-kind cooling technologies performance comparison
This study proposes a quantitative comparison of refrigerants and system performance of not-in-kind cooling technologies.
EU F-gas Consultation Forum: alternatives to fluorinated gases exist for single-split air conditioners
A document published by this forum underlines that it now seems possible to avoid the use of fluorinated gases in new small single split air conditioners by replacing them with propane, unless prohibition...
IIR news
80 results
The First Conference on the Application of HFO Refrigerants unveils its programme
The Institute of Refrigeration (IOR) has just released the programme for the Conference on the Application of HFO Refrigerants to take place in Birmingham from the 2nd to the 5th of September 2018.
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.
Now available: IIR-Gustav Lorentzen Conference Papers
Download your copy of the proceedings of the 14th Gustav Lorentzen Conference on Natural Refrigerants. Over 120 technical papers are available!
MOPIA joins the REAL Alternatives project
REAL Alternatives, the international programme for low GWP alternatives training for technicians, is delighted to announce that MOPIA, the Manitoba Ozone Protection Industry Association, has joined the...
IIR International Conference on the Application of HFO Refrigerants – early bird rate closing soon!
The early bird rate for the 1st IIR International Conference on the Application of HFO Refrigerants is scheduled to end in a few days. Book today to secure a place at this breakthrough conference !
Early bird registration ends April 15 for IIR-Gustav Lorentzen Conference 2022
Scheduled to take place on June 13-15, 2022, in Trondheim, Norway, the 15th IIR-Gustav Lorentzen Conference on Natural Refrigerants will be a conference to remember!
Now available: IIR-Gustav Lorentzen Conference Papers 2022
Download one or all of the 170 technical papers from the 15th IIR-Gustav Lorentzen Conference on Natural Refrigerants!
IIR Informatory Notes on refrigerants designed to meet the needs of decision-makers
"We felt it was important to draft a collection of Notes on the most appropriate actions to take in this field, designed to meet the needs of decision-makers in order to be better prepared for the upcoming deadlines."
The programme of the IIR conference on Ammonia and CO2 Refrigeration Technologies is now available
The conference is a leading event in the refrigeration industry and brings together academic and industry experts to discuss the latest advances in refrigeration technology.
15th IIR-Gustav Lorentzen Conference, June 13-15, 2022: the detailed programme is now available!
The detailed program of the 15th IIR Gustav Lorentzen Conference on Natural Refrigerants is now available online.
The Mostra Convegno exhibition
In March 2018 the IIR participated in one of the biggest exhibitions on refrigeration technologies, Mostra Convegno, which took place, as always, in Milan.
Two IIR Informatory Notes on hot topics
The IIR has recently published two Informatory Notes on high-stakes subjects: flammable refrigerants and the Internet of Things and Artificial Intelligence in refrigeration and air...
New IIR conference on the application of HFO Refrigerants
From September 2 to 5, 2018 in Birmingham (UK), the Institute of Refrigeration (IOR) will host the inaugural IIR International Conference on the application of HFO Refrigerants.
Past events: The IIR around the world, August and September 2024
A look back at the IIR’s latest events during conferences (Gustav Lorentzen, Thermag, Compressors) and during sponsored vents (CHPC).
IC2015 Workshops: An opportunity to join, share and build together
ICR2015: A chance to actively participate in the innovation of refrigeration.
Encyclopedia of Refrigeration
4 results
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...
Ice cream manufacturing, environmental impact and market data
From a physico-chemical point of view, ice cream is a complex, frozen multiphase mixture. The manufacturing process includes several stages of freezing which are described in this...
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...
