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IIR document

Evaporative cooling and Legionella: a risk which can be prevented by using good practices, 18^th Informatory Note on refrigerating technologies.

• Publication date: 2006/02
• Languages :
• Source: IIF, Note Inf./IIR, Inf. Note/www.iifiir.org - n. 18
• Formats : PDF

IIR document

Charge limitation estimation of R1243zf/RE170 refrigerant for air conditioning systems for human comfort.

• Author(s) : WU X., ZHANG X., XU S., DANG C., SUN D.
• Publication date: 2021/06
• Languages : English
• Source: 2^nd IIR Conference on HFO Refrigerants and Low GWP Blends
• Formats : PDF

IIR document

The evaluation of radiant conditioners.

• Author(s) : YAMAMOTO T., NEMOTO K., SHIMIZU K., et al.
• 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

IIR document

Study on comparison and examination of different HVAC systems in the kitchen of centers providing school lunch.

• Author(s) : YAMADA T., YOSHINO H., OGITA S., et al.
• 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

IIR document

Simulation and application study of VRV system in office building.

• Author(s) : ZHAO D., ZHONG M., ZHANG 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

Parametric study and energy balances of an office building in Tunis with eQuest software

• Author(s) : KATEB T., ZIED GANNAR M.
• Publication date: 2016/03/24
• Languages : English
• Source: 1st International Refrigeration, Energy and Environment Colloquium. Proceedings: Hammamet, Tunisia, March 24-27, 2016.
• Formats : PDF

IIR document

Heating and cooling degree days under local Jordanian conditions.

• Author(s) : BADRAN A. A.
• Publication date: 2015/03/08
• Languages : English
• Source: 5th Jordanian IIR International Conference on Refrigeration and Air Conditioning. Proceedings: Aqaba, Jordan, March 8-10, 2015.
• Formats : PDF

IIR document

Dynamic thermal behavior of double skin façade and adjacent interior comfort.

• Author(s) : SERBAN A., DOBROVICESCU A., DRUGHEAN L., et al.
• 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

IIR document

Reduction method of air conditioning load of plant factory based on lighting experiment and plant model analysis.

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

IIR document

Effect of indoor opening area on cross-ventilation rate in apartment building.

• Author(s) : NISHIMURA Y., SAKAI K., YAMADA K.
• 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

Flow regimes and thermal comfort in air-conditioned gymnastic sport facility.

• Author(s) : AL-HABABI T., KHALIL E. E.
• Publication date: 2017/07/20
• Languages : English
• Source: 8th international conference on compressors and refrigeration, 2017.
• Formats : PDF

Review of air flow regimes and thermal comfort in spectators' zone of Qatar Stadium.

• Author(s) : ASHMAWY M.E., KHALIL E. E.
• Publication date: 2017/07/20
• Languages : English
• Source: 8th international conference on compressors and refrigeration, 2017.
• Formats : PDF

Evaluation of thermal comfort and occupant satisfaction in office buildings in hot and humid climate regions by means of field survey.

• Author(s) : CAETANO D. S., KALZ D. E., LOMARDO L. L. B., et al.
• Publication date: 2017/06
• Languages : English
• Source: Energy Procedia - vol. 115
• Formats : PDF

Evaluating effects of building envelope thermal loads on energy use and thermal comfort for a bedroom TAC system.

• Author(s) : MAO N., SONG M., PAN D., et al.
• Publication date: 2017/05
• Languages : English
• Source: Energy Procedia - vol. 105
• Formats : PDF

Effect of the thermal insulation layer location on wall dynamic thermal response rate under the air-conditioning intermittent operation.

• Author(s) : ZHANG L., LUO T., MENG X., et al.
• Publication date: 2017/09
• Languages : English
• Source: Case Studies in Thermal Engineering - vol. 10
• Formats : PDF

Challenges related to the adoption of air conditioning in emerging economies by 2040

The authors of a recent article modelled the adoption of air conditioning by 2040 in four emerging economies: Brazil, India, Indonesia, and Mexico. The adoption of AC could increase between two- to sixteen-fold,...

• Publication date : 2021/11/29
• Subjects: Developing country, Figures, economy

The race to design individual cooling devices

Cooling individuals would be less energy-consuming and a lot cheaper than cooling entire buildings. Based on that principle, companies, start-ups, and researchers are racing to build wearable devices that can act like mini air-conditioning...

• Publication date : 2020/02/06

Novel desiccant materials for more energy-efficient AC systems

Teams of researchers at MIT and at Texas A&M University have developed novel desiccant materials that could lead to more energy-efficient and economical room air conditioners and...

• Publication date : 2021/04/28
• Subjects: Technology

South-East market dominated by low efficiency ACs

According to a recent report, 74% of room air conditioners (RAC) sold in six South-East Asian countries do not meet minimum threshold according to China’s MEPS. The authors modelled...

• Publication date : 2023/10/24
• Subjects: Technology, Developing country

EU F-gas Consultation Forum: alternatives to fluorinated gases exist for single-split air conditioners

A document published by this forum underlines that it now seems possible to avoid the use of fluorinated gases in new small single split air conditioners by replacing them with propane, unless prohibition...

• Publication date : 2021/01/26
• Subjects: HFCs alternatives

Dubai sets air conditioning to 24ºC

Dubai Electricity and Water Authority (DEWA) has extended its annual “Set your AC to 24°C” campaign to raise awareness among customer and commercial consumers about the importance of rationalizing consumption to preserve natural resources.

• Publication date : 2014/10/02
• Subjects: Environment, Regulation

Qatar will ban inefficient air conditioners

The importation, storage, display and sale of inefficient air conditioners is to be banned in Qatar from July 1, 2016.

• Publication date : 2016/04/13
• Subjects: Regulation

Gender disparity in air-conditioned offices?

According to a recent article published in Nature Climate Change, standards were developed in the 1960’s and are based on the resting metabolic rates of a 40 year old man who weighs 70 kgs.

• Publication date : 2015/08/13
• Subjects: Regulation

Mexico: new energy efficiency standard regarding air conditioners

 Mexico’s Ministry of Energy has issued a mandatory standard (NOM-023-ENER-2010) that establishes minimum energy efficiency limits, test procedures and labelling requirements for mini-split and multi-split air conditioners. The standard...

• Publication date : 2011/08/11
• Subjects: Regulation

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

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

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: Regulation, Figures, economy

Individual air conditioning for aircraft seats

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

• Publication date : 2018/05/18

The energy impact of air conditioner use in India

According to the World Bank, in 2011, there were roughly 5 million room air conditioners (ACs) in India, while other estimates show higher levels up to 9.7 million ACs in 2010 for residential use alone.

• Publication date : 2015/05/05
• Subjects: Figures, economy

Brazil: record temperatures in 2023 boost AC sales

In the second half of 2023, hotter-than-average temperatures were recorded in Brazil, boosting AC sales this year. 

• Publication date : 2023/11/28
• Subjects: Figures, economy

IIR member news: Daikin signs a partnership on CO2 capture

Daikin recently signed a partnership with Doshisha University in Kyoto to work on CO2 capture and higher efficiency air conditioners.

• Publication date : 2020/04/23

Member News: Daikin partners with Fujifilm to reduce noise from some of its ventilation/humidification units

The Japanese company Daikin will soon use a new technology to reduce noise in some of its ventilation and humidification units. 

• Publication date : 2022/02/28

IIR member news: Daikin launches new VRV solution

Daikin has launched a new VRV solution to meet the specific demands of city and urban locations where space is limited and customers want an invisible air conditioning solution.

• Publication date : 2015/09/20

New IIR Informatory Note on Air-source heat pumps for space heating and cooling

The IIR has issued a new Informatory Note on Air source heat pumps for space heating and cooling. A summary for policymakers and a Chinese version of this note have also been published.

• Publication date : 2021/02/23

IIR member news: Daikin

From 2012 to March 2015, over 3 million units of Daikin’s residential and commercial air conditioners using the “mildly flammable” R32 have been sold in 43 countries.

• Publication date : 2015/10/11

2016 Purdue conferences papers in Fridoc!

Papers from the 3 conferences held in Purdue University in July 2016 and co-sponsored by the IIR can be downloaded from Fridoc database.

• Publication date : 2017/02/03
• Subjects: Environment

New IIR Informatory Note on automotive air conditioning

The latest IIR Informatory Note presents recent technological trends in automotive air conditioning, in particular for electric cars, and outlines the challenges in terms of energy efficiency and CO2...

• Publication date : 2022/10/27

New IIR Working Groups focus on core matters in refrigeration

IIR Working Groups (WGs) operate on a temporary basis and bring together specialists to work on projects concerning current technological, social or economic issues linked to refrigeration. Their aim is to promote development, provide knowledge...

• Publication date : 2018/10/02

Interview: Director General of the IIR gives an overview of the trends of the refrigeration sector

In the 2018-2019 international special issue of the Industria & Formazione magazine, Director General of the International Institute of Refrigeration, Didier Coulomb, gives an overview of the impact of the refrigeration sector on climate...

• Publication date : 2019/02/19

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

World Refrigeration Day 2020

The annual World Refrigeration Day aims to raise awareness among the wider public about the importance of refrigeration technologies in everyday life. Organised under...

• Publication date : 2020/06/25
• Subjects: Figures, economy, Developing country

Now available: IIR-Gustav Lorentzen Conference Papers

Download your copy of the proceedings of the 14th Gustav Lorentzen Conference on Natural Refrigerants. Over 120 technical papers are available!

• Publication date : 2021/01/19
• Subjects: Environment, Technology

World Refrigeration Day 2023: Distribute the dedicated flyers!

Titled “Next Generation Cooling”, the World Refrigeration Day 2023 campaign focused on the future of cooling technology, the industry, the people working within it, and those that benefit from...

• Publication date : 2023/07/07
• Subjects: Environment, General information, Technology

Press release: An impressive 1,000 abstracts received for the 25th IIR International Congress of Refrigeration

First held in 1908, the International Congress of Refrigeration presented by the International Institute of Refrigeration (IIR) is now the world’s leading event for research and industry in the HVACR sector, cryogenics included.

• Publication date : 2018/07/20

Press release: The IIR International Dictionary of Refrigeration is now freely accessible online

Available in 11 languages, the complete version of the International Institute of Refrigeration (IIR) International Dictionary of Refrigeration is now freely accessible online.

• Publication date : 2018/02/01

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 : English, French
• Themes : Hydrocarbons, Containment, refrigerant charge reduction

Global HFC emissions from the refrigeration sector

This table shows HFC emissions from the refrigeration sector – including air conditioning – in million tonnes of CO2 equivalent for about 40 countries that are signatories...

• Last update : 2022/01/20
• Langues : English
• Themes : General information on environment (climate change, ozone depletion…)