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Overview of solar thermal technology development and applications in West Africa: Focus on hot water and its applications.

• Author(s) : N'TSOUKPOE K. E., LEKOMBO S. C., KEMAUSUOR F., KO G. K., DIAW E. H. B.
• Publication date: 2023/09
• Languages : English
• Keywords : Africa, Solar thermal system, Renewable energy, Hot water, Sorption system, Solar radiation, Market, Survey, Solar collector, Burkina Faso, Senegal, Ghana, Nigeria, Domestic water, Cabo Verde
• Source: Scientific African - vol. 21
• Formats : PDF

Integrating Li-Fi wireless communication and energy harvesting wireless sensor for next generation building management.

• Author(s) : HUANG Q., LI X., SHAURETTE M.
• Publication date: 2014/07/14
• Languages : English
• Source: 2014 Purdue Conferences. 3rd International High Performance Buildings Conference at Purdue.
• Formats : PDF

IIR document

R1234yf as a substitute of R134a in automotive air conditioning. Solubility measurements in two commercial PAG oils.

• Author(s) : BOBBO S., ZILIO C., SCATTOLINI M., et al.
• Publication date: 2014/04
• Languages : English
• Source: International Journal of Refrigeration - Revue Internationale du Froid - vol. 40
• Formats : PDF

Method for radon measurement in residential sewer connections.

• Author(s) : YUILL D.
• Publication date: 2018/07/09
• Languages : English
• Source: 2018 Purdue Conferences. 5^th International High Performance Buildings Conference at Purdue.
• Formats : PDF

The value of price risk reduction in energy efficiency investments in buildings.

• Author(s) : TUOMINEN P., SEPPÄNEN T.
• Publication date: 2016/07/11
• Languages : English
• Source: 2016 Purdue Conferences. 4^th International High Performance Buildings Conference at Purdue.
• Formats : PDF

Capter et stocker le CO2 pour lutter contre l'effet de serre.

Capturing and storing CO2 in order to prevent global warming.

• Publication date: 2007
• Languages : French
• Source: IFP, Rapp. annu. - 23-25; phot.

1D heat exchanger simulation to capture the cycling transients of domestic refrigeration appliances working with R600a.

• Author(s) : BERGER E., HEIMEL M., ALMBAUER R., et al.
• Publication date: 2012/07/16
• Languages : English
• Source: 2012 Purdue Conferences. 14th International Refrigeration and Air-Conditioning Conference at Purdue.
• Formats : PDF

Spécificités de la lubrification des compresseurs frigorifiques en application à l’ammoniac. 2.

Specificities of refrigeration-compressor lubrication in ammonia applications. 2.

• Author(s) : DELAFARGUE G., HARRINGTON K., DIEBOLD A.
• Publication date: 2013/05
• Languages : French
• Source: Revue générale du Froid & du Conditionnement d'air - vol. 103 - n. 1133

EPA targets illegal HFC imports in new AIM Act enforcement alert

The EPA issued an alert on enforcing the AIM Act, targeting illegal HFC imports and emphasizing recent actions to reduce these potent greenhouse gases by 85% by 2036 to combat climate change. 

• Publication date : 2024/10/24
• Subjects: Regulation

Converting waste heat into cooling

A prototype that has succeeded in converting waste heat into cooling capacity could lead to new solutions to harness excess energy produced by systems.

• Publication date : 2012/03/23

The French air-conditioning market is growing significantly

According to Clim'info, in France, sales of individual air conditioners (with capacities below 17.5 kW) have undergone a very strong progression - about 40% - in 2003 compared with 2002. Sales of small mobile units, in particular, have benefited...

• Publication date : 2004/07/15

Green hydrogen production project in Namibia

In partnership with a French-German consortium, the Namibian government plans to develop a green hydrogen production facility. Although some of the funding may be secured as early as...

• Publication date : 2022/01/18
• Subjects: Developing country

How to evaluate the refrigerating capacity of compressors?

Most compressor manufacturers express the capacity of their compressors using the "nominal capacity" of the motor, expressed in HP (1 Horse Power = 0.735 kW) which does not give precise information on the refrigerating capacity of the compressor....

• Publication date : 2007/05/04

Eco-friendly cooling for Tokyo’s Haneda Airport

The new international terminal of Haneda Airport opened in October 2010. It uses a combination of geothermal energy, solar power and cogeneration systems to reduce energy consumption and is also the first airport to use sodium sulphur (NaS)...

• Publication date : 2011/06/01

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

Ultracold polar molecules

Scientists at JILA, a joint institute of the National Institute of Standards and Technology (NIST) and the University of Colorado at Boulder (CU-Boulder), have applied their expertise in ultracold atoms and lasers to produce the first high-density...

• Publication date : 2008/10/22

Recent advances in hydrogen liquefaction and storage

Several review articles present a comprehensive overview of the liquid hydrogen supply chain. IIR members Linde and Air Liquide are contributing to address the global demand for...

• Publication date : 2023/06/28
• Subjects: Technology

EU requires cold treatment for citrus imports

According to a new EU legislation, a mandatory cold treatment will be required for citrus fruits imported from non-EU countries.

• Publication date : 2022/04/19
• Subjects: Developing country, Regulation

Development and evaluation of a reversible CO2 residential air conditioning system compared to a state-of-the art R410a unit

This paper was presented at the IIR Gustav Lorentzen Conference in Glasgow (Sep. 2004). A reversible CO2 prototype RAC split unit system was designed, built and installed in two calorimetric test chambers. The unit is based on the Lorentzen Cycle...

• Publication date : 2004/11/24

The water chillers market within the EMEA (Europe Middle East & Africa) zone

Like in 2013, the largest market is the Middle East (2.57 millions of kW ) followed by Germany (2.48 millions of kW ), France (2.36 millions of kW ) and Italy (2.29 millions of kW ).

• Publication date : 2016/03/09
• Subjects: Figures, economy

Marine refrigeration

The use of natural refrigerants is gradually spreading. Here are two examples of their use in the marine sector: - Environmentally-friendly fish transport American Freedom is one of the world's largest refrigerated ships and can hold up to...

• Publication date : 2007/11/20

Air conditioning

- Domestic and export sales of Chinese air conditioners set new records in the 2004 refrigeration year (September 2003-August 2004). Sales on the domestic market reached 26 million units and exports reached 25 million units. Export sales were up...

• Publication date : 2005/07/19

The world’s first liquified hydrogen carrier ship en route from Japan to Australia

Since the end of December 2021, the world’s first liquefied hydrogen (LH2) carrier, the “Suiso Frontier”, is achieving its first round trip between Japan and Australia. The voyage is...

• Publication date : 2022/01/28
• Subjects: Environment, Technology

Call for abstracts now open for ICR 2019

From August 24-30, 2019, birthplace to the Montreal Protocol signed in 1987, Montreal (Canada),will host the 25th IIR International Congress of Refrigeration – ICR 2019.

• Publication date : 2018/01/16

Call for abstracts now open for the IIR Congress 2023!

To be organised under the theme "Towards efficient, controlled and smart refrigeration", the call for abstracts for the 26th IIR International Congress of Refrigeration has been...

• Publication date : 2022/01/28
• Subjects: Technology, Environment, General information

Call for nominations now open for Scientific Prizes at IIR Congress 2023

Don’t miss out on your chance to apply for the prestigious academic and scientific awards to be presented at the upcoming 26th IIR International Congress of Refrigeration.

• Publication date : 2022/02/11
• Subjects: General information

Call for abstracts now open for the IIR-Gustav Lorentzen Conference 2020

Don’t miss the deadline! 14th IIR-Gustav Lorentzen Conference 2020 invites delegates to submit abstracts

• Publication date : 2019/12/19

Call for abstracts now open: Cryogenics Conference 2021

The Programme Committee of the 16th IIR Conference on Cryogenics kindly invites authors to submit their abstracts by February 10, 2021!

• Publication date : 2020/12/14
• Subjects: Technology

Call for abstracts now open! 15th IIR-Gustav Lorentzen Conference on Natural Refrigerants

Prospective authors of papers are encouraged to submit 150-200 word abstracts by September 15, 2021.

• Publication date : 2021/07/08
• Subjects: Technology, Environment

SophiA at ESEF 2024 in Abidjan

SophiA will organise a 3-hour hybrid workshop focused on ongoing solar cooling and heating projects in the ECOWAS region.

• Publication date : 2024/10/25
• Subjects: Developing country

AGRI-COOL kicked off virtually!

On June 17th, 2024, the consortium partners of the new EU project AGRI-COOL, met for the Kick-Off meeting. This online meeting was hosted by the project coordinator Twente University with the participation of the 12 other partners,...

• Publication date : 2024/06/21

IIR takes on new EU funded project AGRI-COOL!

The IIR will partner with 13 other establishments on this new research project focused on improving quality of life for African communities and industries.

• Publication date : 2024/04/26

The IIR around the world: October 2023

A look back at the IIR's latest events at Refcold in India, the ESEF forum in Praia, Cabo Verde, and the SIFA trade fair in France. 

• Publication date : 2023/10/24

Heat pumps, the central theme of the recent IIR Congress

An overview of the research carried out in the field of heat pumps, with the aim of achieving greater flexibility and increased energy efficiency, in particular through to the use of thermal energy...

• Publication date : 2023/10/24

The Cold Chain: A logistical challenge at the heart of the distribution of the COVID-19 vaccine 

Gérald Cavalier - President of the Science and Technology Council of the International Institute of Refrigeration, President of the French Association of Refrigeration, President of the Cemafroid...

• Publication date : 2020/11/23
• Subjects: Technology, General information

News from IIR members: Star Refrigeration

Star Refrigeration has installed a highly efficient Azanechiller at a Scottish meat processing facility. The central pumped glycol system has a total cooling capacity of 365kW and includes pumps with variable speed drives, six ceiling...

• Publication date : 2011/08/04

Member news: Mirai Intex releases new high capacity ultra-low temperature refrigeration system

Mirai Intex, corporate member of the IIR, has released a new ultra-low temperature (ULT) system based on air-cycle technology, offering high cooling capacity.

• Publication date : 2021/03/09
• Subjects: HFCs alternatives, Technology

WGC PARIS 2015: “Growing together towards a friendly planet”

The 26th World Gas Conference (WGC), held in Paris last week, offered attendees an ideal opportunity for networking, learning and sharing information on the latest developments

• Publication date : 2015/06/09

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

Thermophysical properties of hydrocarbon refrigerants

Thermophysical properties of over 20 hydrocarbon refrigerants, including single-component and blends.

• Last update : 2022/06/17
• Langues : English
• Themes : Hydrocarbons, Blends

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

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

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

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

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

Cold storage conditions for fruits and vegetables

Practical recommendations for the cold storage of over 200 cultivars of fruits, vegetables and herbs (storage temperatures, relative humidity, storage time, controlled atmosphere...

• Last update : 2023/01/16
• Langues : French, English
• Themes : Fruit, Vegetables

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)