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Estudio de campo para comparar 4 refrigerantes en la misma instalación R507, R407A, R407F, R442A, para baja temperatura de evaporación (-30°C).
Field study to compare four refrigerants R507, R407A, R407F, R442A in the same low-temperature (-30°C) evaporation installation.
IIR document
Investigating the effect of different base fluids in atomic and thermal behaviors of different nano-refrigerants using molecular dynamics simulation.
F-Gases EU Regulation: R404A replacement refrigerants – compressor manufacturer experience.
Gro?e Auswahl, wenig Alternativen? Ersatzkältemittel für R404A-Kältesysteme in Supermärkten.
Many choices, few alternatives? Alternative refrigerants for R404A systems in supermarkets.
Study of heat reclaim application of CO2 booster system in low temperature environment.
Techno-economic and environmental analysis of low-GWP alternative refrigerants in cold storage unit under year-round working conditions.
Low global warming potential refrigerants and their effects on scroll compressors.
Theoretical comparison of low GWP alternatives for different refrigeration configurations taking R404A as baseline.
Lower GWP refrigerants compared to R404A for economizer style compressors.
System performance test results of R407A (HFC32-HFC125-HFC134a: 20-40-40%) compared to R502.
Evaluation of system options and refrigerants for supermarkets.
Behaviour and performances of R502 alternative working fluids in refrigerating plants.
Development of low global warming potential refrigerant solutions for commercial refrigeration systems using a life cycle climate performance design tool.
Some performance measurements of four long term R502 replacements in a test facility containing a scroll compressor.
Current status of alternative refrigerants in transport refrigeration systems.
Refrigeration sector monitoring
68 results
US: R134a, R410A and R407C could be banned in chillers from 2025
AHRI and NRDC issue joint letter supporting EPA SNAP proposal to prohibit R134a, R410A and R407C in new chillers from 2025.
Mexichem, DuPont and Honeywell announced new HFO-based alternatives for R404A and R134a
M. Cooper, sales manager for Mexichem, revealed in RAC the manufacturer’s offering for stationary refrigeration would be based on its AC5 refrigerant (R444A) which has been undergoing development as a mobile air-conditioning refrigerant....
Replacement of R404A in supermarkets
R404A is particularly targeted by the EU F-gas Regulation and many refrigerant producers announced important price rises. Various option can be considered to replace it.
Alternatives to replace R404A for refrigerated transport
With about 5 million refrigerated vehicles operating worldwide, there is active research and development focusing on identifying alternatives to R404A, which is traditionally used in truck and trailer...
Honeywell tests new R404A replacement
Honeywell has been testing a new low-GWP refrigerant as a potential replacement for R404A in hermetically-sealed refrigeration systems
Supermarkets: retrofit of refrigerating systems from R404A to R449A
Two examples of retrofitting supermarket refrigerating systems from R404A to R449A.
Refrigerated transport: R452A as a “drop-in” alternative to R404A
Two major transport refrigeration companies recently announced they will offer R452A as an alternative to R404A in their transport refrigeration units.
Commercial refrigeration: marketing of R471A, a new alternative to R404A
Honeywell recently announced the marketing of R471A, a non-flammable refrigerant with a GWP under 150. It is expected to replace R404A in medium temperature commercial refrigeration...
New low GWP replacement for R404A in hermetically-sealed systems
A new lower GWP replacement for R404A, which blends an HFO and an HFC with a “natural” refrigerant is to be made commercially available next year.
Consequences of the EU F-Gas Regulation: uncertainty on the future availability of R404A
Anyone installing equipment with R404A now will probably have to retrofit to a lower GWP refrigerant in the next few years.
Price increase for HFCs
Chemours, Mexichem and Arkema have announced 10-15% rise in cost of several HFCs from 1st January 2016
EU Regulation on fluorinated gas impacts
The revised regulation on fluorinated gas No 517/2014 was published on May 20, 2014 in the Official Journal of the European Union. It entered into force on June 9 and will apply from January 1, 2015.
Supermarket refrigerant retrofitting.
A few figures about supermarkets retrofitting their refrigeration systems with alternative refrigerants.
UK supermarkets promise 80% gas emission cut
The UK’s leading supermarkets have pledged to reduce emissions from refrigeration gases by 80% by 2020.
A low-GWP cooling system for the Eiffel Tower
The ageing R407C cooling system in the tower’s west pillar has been replaced with an energy efficient system using low GWP R1234ze(E).
IIR news
5 results
IIR member news: Carrier Transicold
Carrier Transicold, major transport refrigeration company, will offer R452A as an optional alternative to R404A.
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.
IIR Member news: Star Refrigeration installs ammonia chillers in an indoor skiing facility
After 90 years of existence, indoor skiing now uses modern and energy efficient technologies. Star Refrigeration participates in this evolution with its ammonia chillers.
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.
IIR member news: Cemafroid, IRSTEA and AFCE
A new study on the containment of refrigerants has been launched with the aim of identifying and promoting best practices in this regard.
Encyclopedia of Refrigeration
7 results
Global warming potential (GWP) of HFC refrigerants
Using the latest updated data from UNEP’s RTOC 2022 report, we have compiled the 100-year GWP and 20-year GWP values of hydrofluorocarbon-based (HFC) refrigerants. Our table includes...
Environmental impact of the ice cream industry
This summary document describes the environmental impact of ice cream manufacturing, which is mainly due to the energy consumption and refrigerants used.
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...
Thermophysical properties of HFC refrigerants
Thermophysical properties of over 100 HFC refrigerants, including single-component and blends.
Thermophysical properties of HFO refrigerants
Thermophysical properties of over 50 HFO refrigerants, including single-component and blends.
Thermophysical properties of hydrocarbon refrigerants
Thermophysical properties of over 20 hydrocarbon refrigerants, including single-component and blends.
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...
