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IIR document
An experimental and numerical investigation of HC-600a flow through electronic expansion valves for small refrigerating appliances.
Extreme low charge units with ammonia blend R723 applications in practice.
Experimental investigation of activated carbon-R723 pair for use in adsorption heat pump and refrigeration systems.
Novel exploitation of Dubinin-Astakhov theory in sorption reactor design for refrigeration and heat pumps applications.
Thermodynamic modelling of humid-air expansion within an R717/R729 cascade refrigeration system for cold store applications.
Performance analysis on a novel small-scale autocascade natural gas liquefaction system utilizing a rectifying column.
Advanced exergy analysis of a Reverse Brayton cycle using air as working fluid for cryogenic purposes.
Recommended by the IIR / IIR document
Smart CO2 refrigeration and heat pumping systems.
R723 (mezcla gas líquido amoniaco/dimetil eter) como refrigerante.
R723 (ammonia-dimethylether mix) as a refrigerant.
Homogenic cryotherapy for heat camera diagnostic.
R723 im Vergleich zu R404A: Österreichischer Energieversorger mit energieoptimierter Klima-Kälte.
R723 versus R404A: application in an Austrian energy utility company using optimized refrigeration.
R723: an alternative to R717.
Ammonia-dimethylether (R723) as a new refrigerant blend.
R723: the R22 replacement for large commercial refrigeration?
Refrigeration sector monitoring
7 results
Refrigeration continued to drive sales of large household appliances in France in 2021
According to Gifam, a grouping of home appliance brands, sales of refrigerators, freezers and wine coolers increased in France in 2021.
China implements HFC import and export licensing system
As of 1 November 2021, China has officially begun implementing its HFC import and export licensing system, in accordance with the Kigali Amendment.
Refrigeration now at the heart of international discussions
The recent G7 meeting in France and the United Nations Climate Action Summit 2019 in the US illustrate the growing importance of the refrigeration sector in international discussions.
Time-temperature indicator materials given green light by EFSA
The European Food Safety Authority (EFSA) validates active materials used to create time-temperature indicators on chilled food packaging.
Always closer to absolute zero
NIST physicists have cooled a mechanical object to a temperature below the so-called “quantum limit.”
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.
IJR highlights: review of low-GWP alternative refrigerants
In a recent review article based on over 60 published studies and published in the International Journal of Refrigeration, Chinese researchers have compared nearly 40 alternative low-GWP refrigerants in terms of...
IIR news
2 results
Conference update: Poznan
Design and operation of environmentally friendly refrigeration and AC systems, an IIR-co-sponsored event, will take place in Poznan, Poland, on October 15-17, 2008. Present a paper and register:
Member news: Efficient Energy has been rewarded for its remarkable growth over the last 4 years
Energy Efficient, an IIR corporate member, ranked third in the latest Deloitte Technology Fast 50 in Germany. This ranking rewards companies based on the percentage increase in their revenue over the last four...
Encyclopedia of Refrigeration
1 result
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...
