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  • District cooling: Copenhagen, home of the largest absorption chiller cooling

    A recent report by the City of Copenhagen, home of the largest absorption chiller cooling, network gives a glimpse of its district cooling system which uses seawater and surplus heat from the district heating network (through absorption cooling...

    • Publication date : 2013/03/18
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  • New solar-cooling technology for cooling-freezing

    Refrigeration is often based on compressor technology which consumes electricity. A recently developed system making it possible to achieve relatively low temperatures solely using solar energy has been designed by PROMES, a laboratory working...

    • Publication date : 2007/05/04
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  • Europe: renewable cooling could provide close to 100% of cooling demand

    A recent study performed by the German Öko-Institut e.V. on behalf of NL Agency of the Netherlands and funded by the Dutch government, claims that at least 50% of the cooling demand in Europe could be covered by renewable energy applications by 2050.

    • Publication date : 2012/09/10
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  • The cooling industry awards 2004: celebrating excellence in environmentally friendlier cooling

    The very first Cooling Industry Awards was organized by Refrigeration and Air Conditioning (RAC) magazine on September 15, 2004. It proved to be a success as nearly 400 RAC professionals from across the industry and major end-users were present....

    • Publication date : 2004/11/19
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  • New magnetic nanocooling technology decreases the environmental impact of cooling and avoids side effects of magnetic fields on electronics

    Researchers from the University of Cambridge, UK, and CICnanoGUNE in Spain have developed new cooling technology for the thermal management of computer chips and other miniaturized devices. It utilizes materials that change temperature when...

    • Publication date : 2013/08/19
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  • For IIR members only

    Global cooling pledge progress: COP29 marks key milestones in sustainable cooling initiatives

    Following COP28's Global Cooling Pledge, ministers and leaders from over 30 nations convened at COP29 to map out the path forward for sustainable cooling.

    • Publication date : 2024/12/11
    • Subjects: General information
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  • Mine cooling

    Cooling the world's deepest single-shaft mine: cooling Anglogold Mponeng gold mine in Gauteng, South Africa, is a challenge - the mine is 3.68 km deep and without cooling, temperatures can reach 60°C at the mine face. Six 3.5 MW Eco-Vim...

    • Publication date : 2006/01/28
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  • Nano-cooling

    A reversible air-cooling and dehumidification system operating without refrigerant gases developed by Dais Analytic and undergoing beta testing is projected to reduce energy use and CO2 emissions by over 50%, to have Seasonal Energy Efficiency...

    • Publication date : 2011/07/01
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  • Australia’s solar cooling potential

    Stephen White, Chair of ausSCIG, predicts that more and more innovative solutions will be developed in the solar cooling field in Australia.

    • Publication date : 2012/07/02
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  • Data centre cooling

    Data processing environments were estimated in 2006 to consume about 1.5% of the total electricity in the US. Data centre power consumption has roughly doubled in the last 5 years and is expected to double again in the next 5 years to more than...

    • Publication date : 2009/02/25
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  • Efficient mine cooling

    Bluhm Burton Engineering (BBE) is currently implementing energy management ventilation and refrigeration systems for mines to reduce overall and to manage energy consumption. BBE's Director, Raymond Funnell, has underscored that there is a boom in...

    • Publication date : 2008/05/13
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  • Brief: cooling newborns

    A recent study demonstrated that cooling newborns having suffered from oxygen deprivation helps prevent brain damage. Medically induced hypothermia reduced the risk of death by 13% and the risk of cerebral palsy by 11%.

    • Publication date : 2006/01/28
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  • PZT: electric cooling

    A new material has been developed by a team of Cambridge scientists that turns cold at the press of a button. They have found a ceramic material that has a giant electrocaloric effect; 100 times larger than that seen in the 1960s when this...

    • Publication date : 2006/05/05
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  • Supercooling the LHC

    CERN's Large Hadron Collider (LHC) is the new research instrument of the world's elementary particle physics community. This discovery-making machine will explore the structure of matter and basic forces of nature on a scale never attained before....

    • Publication date : 2007/02/12
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  • ICR2011 highlights: cooling particle detectors

    Cooling systems for particle detectors attracted interest at the IIR’s Congress in Prague in August 2011. These highly specific applications have very strict requirements compared with standard cooling systems: refrigerants should be resistant to...

    • Publication date : 2012/02/21
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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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  • 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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  • 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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  • 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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  • 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
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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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