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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.

• Author(s) : CARRASCO J., GUTIERREZ F., TENA J.
• Publication date: 2014/03
• Languages : Spanish
• Keywords : Refrigerating system, Comparison, Low temperature, R507, R407a, Mixture, Evaporation, Refrigerant
• Source: Frío Calor Aire acondicionado - n. 467
• Formats : PDF

R450a and R513a as low-GWP substitutes of R-134a and R-507a in a medium temperature refrigeration system.

• Author(s) : LLOPIS R., NEBOT-ANDRÉS L., CATALÁN-GIL J., et al.
• Publication date: 2018/06/19
• Languages : English
• Keywords : R507a, R134a, Commercial application, Display cabinet, Drop-in, R513A, R450A, Supermarket, Performance, Testing
• Source: CYTEF 2018. IX Congreso Ibérico y VII Congreso Iberoamericano de Ciencias y Técnicas del Frío, Valencia, España, 19-21 junio 2018.
• Formats : PDF

IIR document

Experimental analysis of R-450A and R-513A as replacements of R-134a and R-507A in a medium temperature commercial refrigeration system.

• Author(s) : LLOPIS R., SÁNCHEZ D., CABELLO R., et al.
• Publication date: 2017/12
• Languages : English
• Keywords : R507a, R134a, Comparison, Commercial application, Drop-in, R513A, R450A, Substitute, Performance, HFO, Expérimentation
• Source: International Journal of Refrigeration - Revue Internationale du Froid - vol. 84
• Formats : PDF

Aplicación practica en un nuevo equipo con el refrigerante R-442A para baja temperatura: conservación de productos congelados.

Practical application on new equipement with R-442A refrigerant for low temperature: frozen products preservation.

• Author(s) : CARRASCO J., GUTIÉRREZ F., TENA J.
• Publication date: 2014/04
• Languages : Spanish
• Keywords : R507, Frozen food, Performance, GWP, Refrigerant
• Source: Frío Calor Aire acondicionado - vol. 42 - n. 468
• Formats : PDF

Entropic and statistical analysis of refrigeration cycles for “shock” freezing.

[In Russian. / En russe.]

• Author(s) : ARKHAROV A. M., SHISHOV V. V., SHAMSUTDINOV I. R., et al.
• Publication date: 2015
• Languages : Russian
• Keywords : Calculation, R507, Ammonia, R22, Statistics, Entropy, Thermodynamic cycle
• Source: Kholodilnaya Tekhnika - n. 11

IIR document

Thermophysical properties of refrigerants (2014)

• Author(s) : IIF-IIR
• Publication date: 2014
• Languages : French, English
• Keywords : R22, R134a, R404A, R407C, R410A, R507, R717, R290, R600a, Refrigerant, Thermodynamic property
• Formats : PDF

IIR document

Refrigerant boiling at low heat flux densities in vertical tubes with heat transfer enhancing fittings.

• Author(s) : NIEZGODA-ZELASKO B., ZELASKO J.
• Publication date: 2015/06
• Languages : English
• Keywords : R410A, R407C, Heat transfer coefficient, Vertical tube, Heat transfer, R507, Flux, Refrigerant, Boiling
• Source: International Journal of Refrigeration - Revue Internationale du Froid - vol. 54
• Formats : PDF

IIR document

A cryogenic visual apparatus for solid-liquid equilibrium and the measurement of CH₄ + C₂H₆.

• Author(s) : WANG X., ZHAO X., YIN W., ZHANG J., ZHAO Y., DONG X., GONG M.
• Publication date: 2023/09
• Languages : English
• Keywords : Cryogenics, Fluid, Mixture, R50, Methane, R170, Ethane, Equilibrium, Phase, Expérimentation
• Source: International Journal of Refrigeration - Revue Internationale du Froid - vol. 153
• Formats : PDF

IIR document

Experimental investigation on flow condensation of methane in a horizontal smooth tube.

• Author(s) : ZHUANG X. R., CHEN G. F., ZOU X., et al.
• Publication date: 2017/06
• Languages : English
• Keywords : Temperature difference, Heat transfer, R50, Expérimentation, Flow, Condensation, Pressure drop
• Source: International Journal of Refrigeration - Revue Internationale du Froid - vol. 78
• Formats : PDF

IIR document

Experimental investigation on flow condensation of zeotropic mixtures of methane/ethane in a horizontal smooth tube.

• Author(s) : ZHUANG X. R., CHEN G. F., GUO H., et al.
• Publication date: 2018/01
• Languages : English
• Keywords : Heat transfer coefficient, Methane, R50, R170, Zeotropic mixture, Expérimentation, Ethane, Flow, Condensation
• Source: International Journal of Refrigeration - Revue Internationale du Froid - vol. 85
• Formats : PDF

Recommended by the IIR / IIR document

Diagnosis and baseline refrigerant use in the Colombian meat, dairy, and fruit and vegetable industries.

• Author(s) : PARDO MARTINEZ C. I., COTTE POVEDA A., TORRALBA BARRETO D. R.
• Publication date: 2021/11
• Languages : English
• Keywords : Review, R134a, Colombia, Survey, Refrigerant charge, Fruit, Dairy product, Meat, Vegetable, HFC, R22, R404A, R507, Regulations, Cold storage
• Source: International Journal of Refrigeration - Revue Internationale du Froid - vol. 131
• Formats : PDF

IIR document

Comparing energy consumption and life cycle costs of industrial size refrigeration systems.

• Author(s) : LUND T., SKOVRUP M. J., HOLST M.
• Publication date: 2019/08/24
• Languages : English
• Keywords : Industrial application, Energy consumption, Comparison, Calculation, R744, R717, R507, Ammonia, Two-stage system, Performance, Cascade system, Transcritical cycle, CO2
• Source: Proceedings of the 25^th IIR International Congress of Refrigeration: Montréal , Canada, August 24-30, 2019.
• Formats : PDF

IIR document

Evaluation of R449A in field retrofits of R404A supermarket systems.

• Author(s) : MINOR B., GERSTEL J., ROBERTS N.
• Publication date: 2015/08/16
• Languages : English
• Keywords : R507a, Lubricant, R404A, Supermarket, Performance, Expérimentation, Refrigerant, Compatibility
• Source: Proceedings of the 24th IIR International Congress of Refrigeration: Yokohama, Japan, August 16-22, 2015.
• Formats : PDF

Direct vs indirect commercial refrigeration at medium temperature: energy analysis.

• Author(s) : LLOPIS R., CATALÁN-GIL J., NEBOT-ANDRÉS L., et al.
• Publication date: 2018/06/19
• Languages : English
• Keywords : R507a, R134a, Commercial application, Display cabinet, Supermarket, Performance, Indirect system
• Source: CYTEF 2018. IX Congreso Ibérico y VII Congreso Iberoamericano de Ciencias y Técnicas del Frío, Valencia, España, 19-21 junio 2018.
• Formats : PDF

IIR document

Influence of equations of state and mixture models on the design of a refrigeration process.

• Author(s) : MICKOLEIT E., BREITKOPF C., JAGER A.
• Publication date: 2021/01
• Languages : English
• Keywords : Mixture, Fluid, Equation of state, COP, Air conditioning, R410A, R421a, R507a, Modelling
• Source: International Journal of Refrigeration - Revue Internationale du Froid - vol. 121
• Formats : PDF

ICR2015:Trane exhibits chiller with new DR-55 refrigerant

At ICR2015, Trane, a brand of Ingersoll Rand, is presenting an air-cooled demonstration chiller using the new DR-55 refrigerant (HFO-HFC mixture).

• Publication date : 2015/08/19

Frozen bakery market worth USD 32.5 billion by 2018

The frozen bakery market is estimated to reach USD 32,505.2 million by 2018, with a CAGR of 7.1% for the forecast period.

• Publication date : 2013/10/23
• Subjects: Figures, economy

Canada: Government intends to prohibit R134a in commercial refrigeration

A Notice of Intent was published by the Canadian Ministry of Environment indicating that the government is considering prohibition of the manufacture and import of high GWP refrigerants, including R134a, R507 series and R404A in certain commercial...

• Publication date : 2015/04/09
• Subjects: Regulation

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...

• Publication date : 2020/04/05
• Subjects: Environment, HFCs alternatives

World commercial refrigeration equipment market

According to a new study from Freedonia, global demand for commercial refrigeration equipment is forecast to increase 4.7 percent annually through 2018 to USD 36.5 billion.

• Publication date : 2014/11/18
• Subjects: Figures, economy

The global industrial refrigeration equipment market

The global industrial refrigeration equipment market was valued at USD 24 billion in 2015 and is expected to generate revenue of USD 36.25 billion by the end of 2021.

• Publication date : 2016/06/22
• Subjects: Figures, economy

US likely to impose limits on LNG exports

Executives from two major oil firms said they believed the United States government was likely to impose limits on liquefied natural gas exports in order to maintain low domestic natural gas prices.

• Publication date : 2012/06/19

H-fluid as an alternative to HFC-134a?

The new European Directive 2006/40 on emissions from air-conditioning systems in motor vehicles - which bans F-gases with a GWP higher than 150 (such as HFC-134a) as of 2011 for new models of cars - and Californian legislation which is putting...

• Publication date : 2006/11/15

World HVAC equipment demand on the rise

The Asia/Pacific region was the largest market for HVAC equipment in 2013, with 54 % of the global total.

• Publication date : 2014/05/27
• Subjects: Figures, economy

Kenyan fish processing facility upgrades from R22 to ammonia

East Africa Sea Foods (EASF), a fish processing facility in Kenya, recently replaced its aging R22 refrigeration system with a two-stage ammonia system.

• Publication date : 2020/04/05
• Subjects: Developing country, HFCs alternatives

France: a HFC price commission before an index from INSEE (in French)

During SIFA, the Snefcca (French national union of refrigeration, kitchen equipment and air conditioning companies) confirms deadlines and framework of the future index from INSEE (French national institute for statistics and economic studies)...

• Publication date : 2015/12/09
• Subjects: Figures, economy, HFCs alternatives

Low GWP refrigerants for Olympic ice rinks in China

For the Olympic and Paralympic Winter Games in Beijing, nine ice rinks are used. five use CO2 as a  refrigerant, and four use R449A. 

• Publication date : 2022/02/28
• Subjects: HFCs alternatives

Latest news on HFCs alternatives

R470A, R470B, R466: What applications and what features for these new non-flammable refrigerants?

• Publication date : 2019/12/30

Briefs: USA

- The US Department of Energy (DOE) has published on August 31 the first energy efficiency standards for refrigerated vending machines. The new standards take effect in 2012 and over the following 30 years, DOE estimates it will save about 47 TWh...

• Publication date : 2009/12/09

China’s largest port-base cold chain project

With a state-of-the-art mega-refrigerated warehouse project, the port of Nansha in southern China will be ready to meet the growing logistics needs of the cold chain in the region.

• Publication date : 2020/10/22

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...

• Last update : 2023/09/15
• Langues : French, English
• Themes : HFCs

Cryogenics in the pharmaceutical industry: drug design and bioavailability improvement

Research activities in the pharmaceutical sector focus primarily on developing novel drug formulations which can elicit the desired response upon being administered to the patient...

• Last update : 2023/03/10
• Langues : French, English
• Themes : Freeze-drying in biology and medicine, Cryobiology, cryomedicine: general information

Additive manufacturing of regenerators for caloric cooling

In many areas of engineering, additive manufacturing allows the production of complex and multifunctional products that could not be manufactured using traditional methods. In the...

• Last update : 2022/09/16
• Langues : French, English
• Themes : Caloric cooling (magnetocaloric, electrocaloric, elastocaloric and barocaloric cooling)