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The influence of main bearing parameters on the bearing wear in rotary compressor.

• Author(s) : KONG L., ZHAO Q., REN L., et al.
• Publication date: 2016/07/11
• Languages : English
• Source: 2016 Purdue Conferences. 23^rd International Compressor Engineering Conference at Purdue.
• Formats : PDF

Numerical Analysis of Friction Power and Wear of Vane in Rotary Compressor.

• Author(s) : YANG Z., GUO H., JIANG B., et al.
• Publication date: 2018/07/09
• Languages : English
• Source: 2018 Purdue Conferences. 24^th International Compressor Engineering Conference at Purdue.
• Formats : PDF

IIR document

Theoretical study on wear characteristics of single screw refrigeration compressor with multicolumn envelope meshing pair.

• Author(s) : WANG Z., WANG H., WANG J., et al.
• Publication date: 2019/06
• Languages : English
• Source: International Journal of Refrigeration - Revue Internationale du Froid - vol. 102
• Formats : PDF

A new alloy for high performance valve steel for high efficiency compressors.

• Author(s) : HOEL A., CHAI G., NILSSON J., JONSSON S., ZHANG G.
• Publication date: 2021/05
• Languages : English
• Source: 2021 Purdue Conferences. 25^th International Compressor Engineering Conference at Purdue.
• Formats : PDF

Friction properties of journal bearing having bell-mouth geometry.

• Author(s) : ISHIDA Y., USAMI H., NAKASHIMA N.
• Publication date: 2018/07/09
• Languages : English
• Source: 2018 Purdue Conferences. 24^th International Compressor Engineering Conference at Purdue.
• Formats : PDF

IIR document

Ageing of refrigerated truck insulation.

• Author(s) : CAVALIER G., DEVIN E., SUQUET T.
• Publication date: 2016/04/07
• Languages : English
• Source: 4^th IIR International Conference on Sustainability and the Cold Chain. Proceedings: Auckland, New Zealand, April 7-9, 2016.
• Formats : PDF

Influence of wear on leakage through reed-type valves of small reciprocating compressors.

• Author(s) : DOS SANTOS F. L., SILVA E., DESCHAMPS C. J.
• Publication date: 2018/07/09
• Languages : English
• Source: 2018 Purdue Conferences. 24^th International Compressor Engineering Conference at Purdue.
• Formats : PDF

Evaluation of friction and wear on PVE refrigeration lubricants for HFC refrigerants.

• Author(s) : MATSUMOTO T., KANEKO M., KAWAGUCHI Y.
• Publication date: 2016/07/11
• Languages : English
• Source: 2016 Purdue Conferences. 16th International Refrigeration and Air-Conditioning Conference at Purdue.
• Formats : PDF

IIR document

Investigation into low viscosity refrigeration oil for refrigerators.

• Author(s) : SHONO Y., NARA F., OKIDO T., et al.
• Publication date: 2019/08/24
• Languages : English
• Source: Proceedings of the 25^th IIR International Congress of Refrigeration: Montréal , Canada, August 24-30, 2019.
• Formats : PDF

IIR document

Experimental study on the tribological characteristic of vane–roller interface of HC290 rotary compressor with mineral oil.

• Author(s) : CHEN Z., WU J., LI G.
• Publication date: 2018/10
• Languages : English
• Source: International Journal of Refrigeration - Revue Internationale du Froid - vol. 94
• Formats : PDF

Né attriti né usura: gli oli per la refrigerazione.

Frictionless and wear-free: refrigeration oils.

• Author(s) : VERONDINI A.
• Publication date: 2006/10
• Languages : Italian
• Source: Industria italiana del Freddo - vol. 60 - n. 5

IIR document

SHORT-TIME WEAR RESISTANCE TEST OF REFRIGERATION COMPRESSORS.

• Author(s) : MILOVANOV V., BUDANOV V.
• Publication date: 1990/09/24
• Languages : English
• Formats : PDF

IIR document

Compressor life tests with HC refrigerants.

• Author(s) : DEVOTTA S., KULKARNI M. M., SAWANT N. N., PATIL P. A., SANE N. K.
• Publication date: 1998/06/02
• Languages : English
• Source: Natural Refrigerants, Energy Efficiency, Cost and Safety. Natural Working Fluids '98. IIR-Gustav Lorentzen Conference.
• Formats : PDF

IIR document

Ageing of mechanical refrigerating units for refrigerated transport.

• Author(s) : PANOZZO G., AMANTIA M., BARIZZA A., et al.
• Publication date: 2003/08/17
• Languages : English
• Source: 21^st IIR International Congress of Refrigeration: Serving the Needs of Mankind.
• Formats : PDF

Lebenszyklus einer Kälteanlage. 4. KK-Fachtagung wieder mit hoher fachlicher Kompetenz.

Life cycle of a refrigerating plant. 4th technical meeting of the Kälte & Klimatechnik Journal.

• Publication date: 2004/03
• Languages : German
• Source: Kälte + Klimatechnik (Die) - vol. 57 - n. 3

New environmental measures are emerging

Two important (for the refrigeration and air-conditioning sector) United Nations conferences take place every year, on ozone depletion and on climate change. The IIR attends these conferences and presents a statement as an intergovernmental...

• Publication date : 2009/02/24

Increasing pressure on HFCs

Policy-makers worldwide are increasing pressure to reduce HFC use.

• Publication date : 2011/12/05
• Subjects: Regulation

Rare earths for spatial measurements.

Researchers from ECA-INAC developed a small cryorefrigerator, replacing liquid helium by a more efficient rare-earths based material.

• Publication date : 2014/11/27

Brazilian government outlines measures to reduce electricity consumption

Owing to severe droughts affecting hydropower generation, the Brazilian government is imposing measures to reduce electricity consumption in public buildings, including limiting the...

• Publication date : 2021/09/27
• Subjects: Developing country, Regulation

Rare earths for spatial measurements

Researchers from CEA-INAC developed a small cryorefrigerator, replacing liquid helium by a more efficient rare-earths based material.

• Publication date : 2015/05/06

Measures towards energy-efficient air conditioning in Southeast Asian countries

The IEA projects that electricity demand from air conditioning could reach 300 TWh by 2040 in the ASEAN region (Association of Southeast Asian Nations). Energy efficiency measures...

• Publication date : 2022/05/30
• Subjects: Figures, economy, Regulation

Bunker under highly controlled-atmosphere to measure Earth’s rotation

Equipment with extremely stable laser requires perfect mastery of air pressure and temperature.

• Publication date : 2012/08/30

China: World's largest indoor ski resort applies energy saving measures

Shanghai’s new indoor ski resort relies heavily on refrigeration technologies, including 33 snow-making machines to feed the pistes.

• Publication date : 2024/11/06
• Subjects: General information

Measures for more energy-efficient air conditioning in Saudi Arabia

A recent article proposes key policies and technologies that could promote a more sustainable use of air conditioning in Saudi Arabia, a country where air conditioning accounts for 70% of household electricity...

• Publication date : 2020/12/28
• Subjects: Figures, economy, Technology

China: Latest policy measures to tackle end-of-life recycling and disposal of cooling equipment

In 2024, China has implemented several measures to reduce emissions from HFC and HCFC refrigerant recycling and recovery through cooling equipment end-of-life recycling and disposal.

• Publication date : 2024/08/27
• Subjects: Regulation, General information

Refrigeration at the heart of measures to promote energy efficiency in the EU

Decarbonised district cooling, efficient cooling of data centers and local cooling plans are part of the agreement reached for a reinforcement on the EU Directive on energy efficiency. 

• Publication date : 2023/03/27

Hypothermia and head injury: a new study

According to certain researchers, hypothermia should not be used to treat traumatic brain injuries.

• Publication date : 2015/11/01

Road to COP28. How can we achieve sustainability in gas processing and liquefaction?

In gas processing plants, focus should be set on non-flaring operation and reduction of releases caused by leaks, says Dr Heinz Bauer, IIR expert....

• Publication date : 2023/03/28
• Subjects: Technology, General information

Magnetic refrigeration: future applications

The magnetocaloric effect was discovered in 1881 and has been used in cryophysics since the 1930s, but thanks to recent developments in material science, this technology can now be used at room temperature. Several projects involving this...

• Publication date : 2006/07/26

Natural refrigerants: a key tool for the future

The IIR's interest in natural refrigerants is relatively longstanding and it is a real pleasure to be able to say that. Companies using refrigerants today are looking more and more to natural refrigerants and governments are finally really seeing...

• Publication date : 2005/10/26

Call for abstracts ends October 10: LNG2023, “Fuelling a Secure Energy Future”

LNG2023 is the largest and most significant global LNG industry conference and exhibition, occurring once every three years!

• Publication date : 2022/09/27
• Subjects: Technology, Environment

Refrigeration Creates the Future

This is the title of the next Congress of the International Institute of Refrigeration to be held on August 21-26, 2007 in Beijing. It will be a flagship event in more ways than one: - refrigeration meets the needs of humanity and will continue to...

• Publication date : 2006/05/05

The Centenary in Paris and future events

A joint IIR/French Refrigeration Association (AFF) conference was held in Paris on June 12, 2008 in order to celebrate the centenaries of both organizations. It was combined with the IIR statutory meetings on June 10, 11 and 13 and with various...

• Publication date : 2008/08/12

International collaboration: The key to a prosperous future in refrigeration

The IIR puts its international network into action for the benefit of all.

• Publication date : 2015/08/12

Rankine 2020 conference highlights opportunities and challenges for the future

The IIR Rankine 2020 – Advances in Heating, Cooling and Power Generation conference was organised by the Institute of Refrigeration UK (IOR) as an ambitious 5-day online event running across July 27-31.  It...

• Publication date : 2020/08/19
• Subjects: Technology

IJR Editorial: Solar energy, the energy of the future for refrigeration

Solar refrigeration should become a means of providing cleaner air conditioning and developing cold chains for food and health products where they are still deficient. We need to accompany this development while...

• Publication date : 2021/01/21

Have your say! Complete the survey on the future IIR website

The International Institute of Refrigeration (IIR) will develop a new version of its website and requires your help in order to better meet your needs and offer you new content and services.

• Publication date : 2017/06/07

ENOUGH Project: Joint Statement on Food Waste Reduction

The ENOUGH project has joined efforts to call for rigorous food waste reduction measures in Europe.

• Publication date : 2023/12/08

LNG2023: Call for abstracts extended to October 24!

A two-week extension has now been confirmed to ensure LNG2023 does not miss hearing from some key industry voices. Don’t miss the new call for abstracts deadline of October 24, 2022!

• Publication date : 2022/10/11
• Subjects: Technology, Environment

Gustav Lorentzen conference 2022

After two years of pandemic during which the conferences were either cancelled or held online, the IIR had the pleasure of organising a conference on site, in Norway. It was attended by 332 participants. The...

• Publication date : 2022/07/08

Happy World Ozone Day!

On behalf of UN Environment Programme (UNEP) OzonAction, it gives us great pleasure to wish you a happy World Ozone Day.

• Publication date : 2020/09/16
• Subjects: Developing country, Environment

Don’t miss your chance to support the IIR Congress 2023!

To ensure the visibility of your entity across the industry on an international level, sponsoring the 26th IIR International Congress of Refrigeration is a must!

• Publication date : 2022/12/13
• Subjects: General information

News from IIR members: Sofrigam

Sofrigam has developed new technology following extensive research over a 2-year period: a fast locking system that ensures security and sealing of its passive refrigerated packaging.

• Publication date : 2013/04/19

Discover the 30th Informatory Note on Heat-Sensitive Health Products

In this Informatory Note, the IIR has defined the issues and challenges that need to be addressed in order to ensure that reliable cold chains, along the distribution chain of products essential to public health, are put in place.

• Publication date : 2016/01/13

We are hiring a techical project manager

The IIR is involved in diverse projects supporting academia and countries. The candidate will support the IIR projects department, and will develop and secure new projects for the IIR and ensure that they are...

• Publication date : 2024/04/08

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

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

Thermophysical properties of HFC refrigerants

Thermophysical properties of over 100 HFC refrigerants, including single-component and blends.

• Last update : 2022/06/17
• Langues : English
• Themes : HFCs, Blends, HFO et HCFO

Thermophysical properties of HFO refrigerants

Thermophysical properties of over 50 HFO refrigerants, including single-component and blends.

• Last update : 2022/06/17
• Langues : English
• Themes : Blends, HFO et HCFO

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...

• Last update : 2022/06/22
• Langues : French, English
• Themes : Hydrocarbons, Containment, refrigerant charge reduction

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

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…)

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

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

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

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)