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IIR document

Can air curtains be used to build a non-uniform indoor environment and save energy?

• Author(s) : SHEN C., SHAO X., LI X.
• 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

El reto de mantener un ecosistema polar en Madrid.

The challenge of maintaining a polar ecosystem in the zoo of Madrid.

• Author(s) : MELGOSA REVILLAS S.
• Publication date: 2017/01
• Languages : Spanish
• Source: Frío Calor Aire acondicionado - vol. 45 - n. 498
• Formats : PDF

Building envelope cooling load study for an indoor snow field with ETFE-roof.

[In Chinese. / En chinois.]

• Author(s) : ZHANG J.
• Publication date: 2015/07
• Languages : Chinese
• Source: HV & AC - vol. 45 - n. 305
• Formats : PDF

Current developments and challenges of underground mine ventilation and cooling methods.

• Author(s) : KAMYAR A., AMINOSSADATI S. M., LEONARDO C., et al.
• Publication date: 2016/02/10
• Languages : English
• Source: 2016 Coal Operators' Conference
• Formats : PDF

Swimming pools air-conditioning systems calculation methods.

[In Ukrainian. / En ukrainien.]

• Author(s) : ZHIKHAREVA N. V.
• Publication date: 2015/03/26
• Languages : Ukrainian
• Source: Holodil'na Tehnika i Tehnologiâ - vol.51 - n.4

Shading and cooling effects of spray on the surface of glass roof of building.

[In Chinese. / En chinois.]

• Author(s) : LI M., DING Y.
• Publication date: 2014/12
• Languages : Chinese
• Source: HV & AC - vol. 44 - n. 298
• Formats : PDF

Recommended by the IIR

Freshwater production and solar disinfection of water released from the air-conditioning cooling system: an experimental investigation.

• Author(s) : SABBE MOOSA I., RASHID AL-IESSI L. M., KAZEM H. A.
• Publication date: 2020/08
• Languages : English
• Source: Renewable energy and environmental sustainability - vol. 5 - n. 9
• Formats : PDF

IIR document

Thermal performance of a rotary booster driven free-cooling unit for data center.

• Author(s) : XUE L., LI S., MA G., 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

Hybrid model based refrigerant charge fault estimation for the data centre air conditioning system.

• Author(s) : ZHU X., DU Z., CHEN Z., et al.
• Publication date: 2019/10
• Languages : English
• Source: International Journal of Refrigeration - Revue Internationale du Froid - vol. 106
• Formats : PDF

IIR document

Parametric study by means of 3D CFD to improve the airflow pattern and temperature distribution in data center rooms.

• Author(s) : MACEDO D. G. C. S., GODINA R., GASPAR P. D., 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

Influence of a Cooling System on Power MOSFETs’ Thermal Parameters.

• Author(s) : GORECKI K., POSOBKIEWICZ K.
• Publication date: 2022/04
• Languages : English
• Source: Energies - vol. 15 - n. 8
• Formats : PDF

IIR document

Potentiometric and economic analysis of using air and water-side economizers for data center cooling based on various weather conditions.

• Author(s) : DEYMI-DASHTEBAYAZ M., NAMANLO S. V.
• Publication date: 2019/03
• Languages : English
• Source: International Journal of Refrigeration - Revue Internationale du Froid - vol. 99
• Formats : PDF

Experimental and numerical analysis of environmental control systems for resilient extra-terrestrial habitats.

• Author(s) : SAKIEWICZ H. A.
• Publication date: 2023/05
• Languages : English
• Keywords : Aerospace application, Thermal comfort, Prototype, Heat pump, Cooling, Air conditioning, Relative humidity, Expérimentation, Modelling
• Formats : PDF

IIR document

Investigation of two-phase injected compression with economization for high temperature application.

• Author(s) : BAHMAN A., ZIVIANI D., GROLL E.
• Publication date: 2019/08/24
• Languages : English
• Keywords : Military application, Cooling capacity, Injection, High temperature, Expérimentation, COP, Air conditioning, Compression
• Source: Proceedings of the 25^th IIR International Congress of Refrigeration: Montréal , Canada, August 24-30, 2019.
• Formats : PDF

IIR document

Development of prediction model of leaf vegetable product coupled photosynthetic rate and growth curve of leaf area under air-conditioning environment in plant factory.

• Author(s) : YOSHIDA A., MORIUCHI K., UEDA Y., 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

Germany: Blue Angel ecolabel now includes heat pumps and liquid coolers

The 2023 edition of the German “Blue Angel” ecolabel now includes domestic heat pumps and “liquid coolers”.

• Publication date : 2023/09/11
• Subjects: Regulation

For IIR members only

World Energy Outlook 2024: cooling drives electricity demand, especially in developing countries

In its latest report, the IEA predicts that residential air conditioning will require an extra 700 TWh of electricity by 2035, more than three times the extra demand from computer...

• Publication date : 2024/10/23
• Subjects: Figures, economy

The first air-conditioned stadium in Qatar

Qatar recently completed the installation of air conditioning in the Khalifa International Stadium, in preparation for FIFA World Cup 2022.

• Publication date : 2017/07/10

EU Ecodesign Regulation No 1253/2014 for Ventilation Units

Since 1 January 2016, the European Ecodesign Regulation (No 1253/2014) has been applied to ventilation units with stringent requirements scheduled in 2018.

• Publication date : 2016/03/31
• Subjects: Regulation

Individual air conditioning for aircraft seats

Fraunhofer partner Gentherm has developed an air-conditioned seat for business-class.

• Publication date : 2018/05/18

Germany: air-cycle air conditioning systems for high-speed trains

Liebherr provided cold air systems based on an environmentally friendly technology.

• Publication date : 2017/03/27

Keeping dairy cows cool

In the University of California, Davis, new technologies are currently tested to cool dairy cows.

• Publication date : 2018/01/15

Air conditioner wastewater purified for human consumption

In Ecuador, Panasonic developed ACH20, a filtering system that purifies air conditioner wastewater and makes it fit for human consumption.

• Publication date : 2015/09/03

Efficient cooling methods to reduce heat stress in pigs

Microclimate parameters such as air temperature and humidity are important indicators of animal welfare. Besides, heat stress is more detrimental to productivity in the swine...

• Publication date : 2020/10/22
• Subjects: Technology

US: innovative technologies to reduce air conditioning costs

Two articles present innovative windows to reduce air conditioning costs.

• Publication date : 2017/02/17
• Subjects: Environment

Are hydrocarbons in room air conditioners risky?

A team from GIZ Proklima used quantitative risk assessment tools to estimate the severity and frequency of ignition HC-600a (iso-butane) and HC-290 split air conditioners and domestic refrigerators.

• Publication date : 2015/02/12

Summaries from two papers of the IIR co-sponsored International Conference on Compressors

Reduction of refrigeration compressors noise was an important topic addressed during the IIR-co-sponsored International Conference on Compressors (ICCR) in Xi’an, China.

• Publication date : 2018/01/23

Energy efficiency comparison of air-conditioning systems in electric vehicles

A study compares the energy efficiency of conventional refrigeration systems with that of heat pumps in mobile air conditioning. R744, R134a and R1234yf are considered. Reversible heat pumps are found the most energy-efficient systems.

• Publication date : 2019/02/28

The global refrigeration compressor market

Bien que pénalisé par la pandémie de Covid-19 qui a fortement impacté le secteur du conditionnement d’air, le marché des compresseurs a progressé dans certains domaines tels que la chaîne du froid, l’industrie...

• Publication date : 2021/04/29
• Subjects: Figures, economy

World refrigeration compressor market

In 2019, the world refrigeration compressor market recorded a significant increase but the growth rate has noticeably decreased, mainly due to the decline in the Chinese air conditioning market.Inevitably, the...

• Publication date : 2020/06/26
• Subjects: Figures, economy

Spotlight on Commission B2: at the forefront of refrigerating equipment

Coordinated by the IIR Science and Technology Council, Commission B2 focuses on promoting knowledge of refrigerating equipment technologies and their applications worldwide.

• Publication date : 2015/05/15

Two IIR Informatory Notes on hot topics

The IIR has recently published two Informatory Notes on high-stakes subjects: flammable refrigerants and the Internet of Things and Artificial Intelligence in refrigeration and air...

• Publication date : 2023/09/22
• Subjects: Technology, HFCs alternatives

Review of F-gas regulation - IIR contribution

The IIR has responded to the European Commission consultation “Fluorinated greenhouse gases – review of EU rules (2015-20)” which aims to collect opinions and suggestions about the update of the F-gas Regulation...

• Publication date : 2020/09/06
• Subjects: Regulation, Environment, HFCs alternatives

IIR member news: A new BSRIA study on the global compressor market 

A recent study by BSRIA shows that sales of refrigeration compressors in 2022 are expected to reach 502 million units with a value of USD 48.6 billion, up 15% year-on-year. 

• Publication date : 2022/12/13
• Subjects: Figures, economy

Training and courses: Accessible opportunities online

The IIR has taken care to provide you with an exclusive selection of digital training and course material on the main themes of HVACR, including a section dedicated to certification courses from reputable international organisations and companies...

• Publication date : 2017/10/03

IIR Working Group publishes Guidelines for Life Cycle Climate Performance

The Guidelines for Life Cycle Climate Performance (LCCP) provide a harmonised method to calculate the LCCP for all types of stationary air conditioning, heat pumping and refrigeration systems.

• Publication date : 2016/01/27

FRIDOC now features a selection of MDPI articles on refrigeration

About 150 articles from MDPI journals, including review articles on various refrigeration technologies, are available in FRIDOC.

• Publication date : 2022/07/28
• Subjects: General information

IJR Editorial: The IIR on the board of the international network of women in cooling

Women are significantly and visibly under-represented in the refrigeration industry. A preliminary evaluation has demonstrated that around 6% of women are members of national refrigeration and air-conditioning...

• Publication date : 2023/01/09

What’s on the IIR’s 2024 conference calendar?

The IIR calendar for 2024 features a promising choice of events covering cutting-edge refrigeration themes such as the cold chain, natural refrigerants, compressor technologies and much more! 

• Publication date : 2023/06/28

March 2023: An active communication and awareness campaign for INDEE+

March 2023 was marked by a series of communication events for INDEE+, gathering all project partners and key Indian HVAC&R stakeholders in India.

• Publication date : 2023/04/26
• Subjects: Developing country

ICR2015: A stimulating environment for dynamic exchanges

With a focus on improving standards and the quality of life of many worldwide, as well as emphasising the importance of preserving the earth through the advancement of refrigeration applications and technology, ICR2015 is expected to attract a...

• Publication date : 2015/04/08

See what's in our events calendar for 2015 !

The IIR’s calendar in 2015 shows a promising choice of events covering cutting-edge refrigeration themes from refrigerants to energy issues; from cold chain sustainability to new refrigeration technologies.

• Publication date : 2015/01/07

IIR Informatory Notes on refrigerants designed to meet the needs of decision-makers

"We felt it was important to draft a collection of Notes on the most appropriate actions to take in this field, designed to meet the needs of decision-makers in order to be better prepared for the upcoming deadlines."

• Publication date : 2016/03/15

Now freely accessible: The IIR International Dictionary of Refrigeration

Now available in 11 languages, the complete version of the IIR International Dictionary of Refrigeration is freely accessible online!

• Publication date : 2018/01/31

Past events: The IIR around the world, August and September 2024

A look back at the IIR’s latest events during conferences (Gustav Lorentzen, Thermag, Compressors) and during sponsored vents (CHPC).

• Publication date : 2024/10/07

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

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 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

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)