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IIR document

A new method to describe the cooling process of packaged horticulture produce.
- Author(s) : SHIM Y. M., TAN Y. T., OLANTUNJI J., et al.
- Publication date: 2015/08/16
- Languages : English
- Keywords : Cooling, Process, Horticulture, Packaging, Fruit
- Source: Proceedings of the 24th IIR International Congress of Refrigeration: Yokohama, Japan, August 16-22, 2015.
- Formats : PDF
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Computational modeling of airflow and heat transfer in a vented box during cooling: optimal package design.
- Author(s) : HAN J. W., ZHAO C. J., YANG X. T., et al.
- Publication date: 2015/12/05
- Languages : English
- Source: Applied Thermal Engineering - vol. 91
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IIR document

Aluminium fumarate metal-organic framework coating for adsorption cooling application: Experimental study.
- Author(s) : ELSAYED E., SALEH M. M., AL-DADAH R., MAHMOUD S., ELSAYED A.
- Publication date: 2021/10
- Languages : English
- Source: International Journal of Refrigeration - Revue Internationale du Froid - vol. 130
- Formats : PDF
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Experimental study on effect of reverse cycle defrost on the performance of screw refrigeration compressor.

[In Chinese. / En chinois.]
- Author(s) : WU H., XING Z., SHU P.
- Publication date: 2014/04
- Languages : Chinese
- Source: Journal of Refrigeration - vol. 35 - n. 156
- Formats : PDF
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Reducing display bottle cooler energy consumption using PCM as active thermal storage.
- Author(s) : BEEK M. van, JONG H. D.
- Publication date: 2014/07/14
- Languages : English
- Keywords : R600a, Energy consumption, Beverage, Design, Cooling, Modelling, Material, Evaporator, Change of phase, Thermal energy storage
- Source: 2014 Purdue Conferences. 15th International Refrigeration and Air-Conditioning Conference at Purdue.
- Formats : PDF
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IIR document

Performance evaluation of a two-stage silica gel + water adsorption based cooling-cum-desalination system.
- Author(s) : MITRA S., KUMAR P., SRINIVASAN K., et al.
- Publication date: 2015/10
- Languages : English
- Keywords : Silica gel, Cooling, Adsorption, Two-stage system, Performance, Desalination, Water
- Source: International Journal of Refrigeration - Revue Internationale du Froid - vol. 58
- Formats : PDF
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Recommended by the IIR / IIR document

Active magnetic regenerative cooling with smaller magnets.
- Author(s) : GRIFFITH L., CZERNUSZEWICZ A., SLAUGHTER J., PECHARSKY V.
- Publication date: 2021/05
- Languages : English
- Keywords : Magnetocaloric cooling, Magnetocaloric material, Permanent magnet, Regeneration, Expérimentation, Modelling, Thermodynamic property, Efficiency, Exergy
- Source: International Journal of Refrigeration - Revue Internationale du Froid - vol. 125
- Formats : PDF
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Smart cooling system of the double loop coolant structure with engine thermal management modeling.
- Author(s) : KANG H., ANH H., MIN K.
- Publication date: 2015/03/25
- Languages : English
- Source: Applied Thermal Engineering - vol. 79
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CO2 hydrate cooling system and LCC analysis for energy transportation application.
- Author(s) : CHOI J. W., KIM S., KANG Y. T.
- Publication date: 2015/12/05
- Languages : English
- Keywords : Energy, Transport, Cooling, R744, Pressurization, Hydrate, Refrigerant, CO2
- Source: Applied Thermal Engineering - vol. 91
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IIR document

Theoretical and experimental research on heat and mass transfer process of positive pressure condensation dehumidification for humid air.
- Author(s) : ZHANG S., WEI X., CHENG Q.
- Publication date: 2024/03
- Languages : English
- Source: International Journal of Refrigeration - Revue Internationale du Froid - vol. 159
- Formats : PDF
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Dynamic simulation on thermal performance of gas–liquid separated solar collector system with R245fa.
- Author(s) : LIANG R., ZHANG J., MA L., et al.
- Publication date: 2014/07
- Languages : English
- Source: Applied Thermal Engineering - vol. 68 - n. 1-2
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IIR document

Development of an innovative raw milk dispenser based on nanofluid technology.
- Author(s) : LONGO G. A., RIGHETTI G., ZILIO C.
- Publication date: 2015/08/16
- Languages : English
- Source: Proceedings of the 24th IIR International Congress of Refrigeration: Yokohama, Japan, August 16-22, 2015.
- Formats : PDF
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IIR document

Low-charge propane refrigeration system technology for single and multi-door bottle coolers.
- Author(s) : PADILLA-FUENTES Y., HRNJAK P., ELBEL S.
- Publication date: 2015/08/16
- Languages : English
- Keywords : Cooling, R290, Propane, Modelling, Condenser, Refrigerant charge, Compressor
- Source: Proceedings of the 24th IIR International Congress of Refrigeration: Yokohama, Japan, August 16-22, 2015.
- Formats : PDF
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IIR document

Adsorption desalination using natural mesoporous material impregnated with chloride substances.
- Author(s) : IZAWA M., HE F., NAGANO K., TOGAWA J.
- Publication date: 2020/12/07
- Languages : English
- Source: 14^th IIR-Gustav Lorentzen Conference on Natural Refrigerants (GL2020). Proceedings. Kyoto, Japon, December 7-9^th 2020.
- Formats : PDF
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The cold economy - Why? What? How?
- Author(s) : PETERS T.
- Publication date: 2016/05
- Languages : English
- Source: Birmingham Energy Institute
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See all results in the Fridoc database

Investing in more efficient ACs could cut future AC world energy demand by 45%

A new International Energy Agency (IEA) report “The Future of Cooling - Opportunities for energy-efficient air conditioning » states that without new efficiency standards, the world will face a “cold crunch” from the growth in air-conditioning...
- Publication date : 2018/06/22
- Subjects: Figures, economy
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The air conditioning boom in Southeast Asia

Electricity consumption needed for air conditioning in the ten ASEAN countries could quadruple between 2017 and 2040 to reach 300 TWh. But a saving of 110 TWh is possible by doubling during this period the Seasonal Energy Efficiency Ratio of...
- Publication date : 2019/11/29
- Subjects: Figures, economy
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Cooling demand is booming

The boom in cooling demand is already well established for some products in some countries: fridge ownership among Chinese urban households rose from 7% in 1995 to 95% in 2007, for example.
- Publication date : 2016/05/26
- Subjects: Figures, economy
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A humanoid robot that sweats to keep cool.

An athlete out of the ordinary.
- Publication date : 2017/02/26
- Subjects: Technology
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Submersion cooling: a solution for the IT industry?

With the data centre industry growing by 12% annually, saving energy required for cooling is becoming a crucial issue and new options are being explored such as free-cooling, thermal energy storage or various means of liquid cooling, including...
- Publication date : 2014/06/04
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Evaporative cooling without adding humidity

Scientists at the University of Harvard have designed a prototype evaporative cooling system called Cold-SNAP that effectively cools air at low cost for both dry and humid climates.
- Publication date : 2020/05/26
- Subjects: Developing country, Technology
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Refrigerated containers: state of play and perspectives

Refrigerated containers play an essential role in the maritime refrigerated transport sector; a look back at the stages of their development and the recent and future technological advances of this...
- Publication date : 2024/02/26
- Subjects: Technology
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A 20% reduction in CO2 emissions from mobile air conditioning by 2050 is possible

A recent report from the International Energy Agency “Cooling on the Move - The future of air conditioning in vehicles” explores the current and future global energy consumption from mobile air conditioning systems, along with the resulting...
- Publication date : 2019/10/30
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A new track for efficient cooling of electronics.

Cooling is imperative to prolonging electronic lifespan and to allow a reduction in energy use.
- Publication date : 2015/10/08
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Heat pumps : the core technology for sustainable heating

A recent report by the IEA highlights that heat pumps are essential to reducing the use of natural gas for heating, while improving energy security, reducing emissions and ensuring...
- Publication date : 2023/01/26
- Subjects: Environment
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Latest IPCC report predicts an increased risk of heatwaves

The IPCC report published in February 2022 highlights several risks posed by rising temperatures, such as increased heat waves and greater energy demand for space...
- Publication date : 2022/03/31
- Subjects: Environment
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Refrigeration reduces the glycemic index of cooked rice

Several studies highlight the benefits of refrigeration on the glycaemic index of rice, which is important in the control of chronic diseases such as diabetes.
- Publication date : 2022/12/05
- Subjects: General information
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Quantum refrigerators: research is making progress

Two recent studies illustrate the progress of research on quantum refrigerators. Cooling applications for microelectronic compounds could be considered.
- Publication date : 2019/02/28
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The stakes of air conditioning in China

A recent IEA report highlights the impressive growth in current and future demand in the air-conditioning sector in China. However, it considers that strong energy efficiency policies for air conditioners coupled with improved building design and...
- Publication date : 2019/08/29
- Subjects: Figures, economy
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Single-fuel LNG ferries with waste heat recovery systems

A Dutch ferry operator has recently commissioned two new ships with single-fuel LNG engines. The ships are also equipped with a waste heat recovery system to generate electricity.
- Publication date : 2021/03/18
- Subjects: General information, Technology
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See all results in the refrigeration sector news items

Member news: Ultra-low temperatures. NIST creates a more efficient pulse-tube refrigerator prototype

American researchers have created a prototype pulse-tube refrigerator that significantly reduces the time and energy required to reach temperatures close to absolute zero: an exciting advance for the quantum...
- Publication date : 2024/06/27
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The IIR supports innovative European research projects on refrigeration

In line with its international activities, the IIR is currently involved in two European research projects both focused on very distinct areas of refrigeration technologies.
- Publication date : 2017/02/22
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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...
- Publication date : 2021/03/03
- Subjects: HFCs alternatives
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ERC Grant Awarded to Steffen Grohmann for Advancing Cryogenic Technology

Steffen Grohmann, President of IIR Commission A1, receives an advanced grant from the European Research Council for his innovative cryogenic technology project: GRAVITHELIUM, a key technology for the Einstein...
- Publication date : 2024/04/26
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Energy efficiency on the agenda for discussion during Montreal Protocol meetings in Vienna

Focus on the fruitful workshop on "the energy efficiency opportunities while phasing down hydrofluorocarbons (HFCs)", which preceded the 40th meeting of the Open-ended Working Group (OEWG40) of the Parties to the Montreal Protocol on Substances...
- Publication date : 2018/08/08
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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...
- Last update : 2023/06/30
- Langues : French, English
- Themes : Ice creams
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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...
- Last update : 2023/11/07
- Langues : French, English
- Themes : Freezing of foodstuffs
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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...
- Last update : 2022/09/07
- Langues : French, English
- Themes : Evaporators, condensers and other heat exchangers
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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...
- Last update : 2023/06/23
- Langues : French, English
- Themes : LNG and LPG
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Nanorefrigerants

Nanorefrigerants are created by adding nanoparticles in suspension to a base refrigerant. They have a thermal conductivity that is 15% to 104% higher than that of the corresponding...
- Last update : 2022/06/17
- Langues : English, French
- Themes : Nanofluids
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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
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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.
- Last update : 2022/11/17
- Langues : French, English
- Themes : General information on environment (climate change, ozone depletion…)
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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)
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29^th United Nations Climate Change Conference (COP29)

November 11, 2024 - November 22, 2024

Baku, Azerbaijan

The 29th Conference of the Parties (COP29) of the UNFCCC will take place in Baku, Azerbaijan, from November 11 to 22, 2024. This summit will gather world leaders, climate scientists, business...

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