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  • Water desalination thanks to freezing

    A new desalination process involving freezing has been developed and offers an alternative to the shortcomings of other technologies such as distillation or inverted osmosis.

    • Publication date : 2013/08/30
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  • Data centers: cooling technologies and trends

    Over the next five to ten years, the use of traditional computer room air-conditioning units is expected to drop dramatically as data centres opt for a combination of free cooling, liquid cooling and chilled-water cooling.

    • Publication date : 2015/11/26
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  • Chillers: efficiency takes off

    Chillers are key refrigerating systems since, according to the Department of Energy, in the US, they account for about 13% of the power consumed by the nation's buildings and 9% of the overall demand for electric power. Examples below illustrate...

    • Publication date : 2008/10/25
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  • Briefs: Axima Refrigeration GmbH

    A new giant is born: Axima Refrigeration GmbH of Lindau, Germany, Smardt Inc. of Montreal, Canada, and PowerPax of Melbourne, Australia have joined forces to market Turbocor oil-free compressors. The giant consortium will supply major companies...

    • Publication date : 2006/07/26
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  • Ice Gurus

    Ice tailoring appears to be the new Olympic challenge. Ice must be tailored to each athlete's needs, e.g. long-track speed skaters prefer a surface as low as -7 to -8°C, whilst figure skaters need to dig their skates into the ice in order to pull...

    • Publication date : 2006/05/05
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  • 239 UK supermarkets are now using natural refrigerants

    In its Chilling Facts latest report, the Environmental Investigation Agency (EIA) has found that, in UK, 239 stores are now using natural refrigerants – mainly CO2 and hydrocarbons – up from 46 last year and 14 three years ago. EIA surveyed...

    • Publication date : 2011/08/16
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  • Briefs: A comeback for Einstein’s fridge?

    Scientists at Oxford University have rebuilt one of Einstein's early inventions in an attempt to develop an environmentally friendly refrigerator that runs without electricity. They have built a prototype of a fridge patented in 1930 by Einstein...

    • Publication date : 2008/10/25
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  • Ice storage

    Ice storage is not only beneficial in economic terms, it is also energy-saving, noise-free and helps extend the life of the systems. It consists in keeping a certain amount of ice, as a way of storing "cold", in order to use it later. It was...

    • Publication date : 2007/08/05
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  • Windcatchers: the birth of air conditioning and natural refrigeration?

    Windcatchers, which can reduce indoor temperatures by around 10°C and store water at near-freezing temperatures during summer months, have been used over centuries in many regions around the world.

    • Publication date : 2018/11/22
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  • 45°C temperature drop by using magnetic refrigeration technology

    Researchers working in General Electric labs claim to have been able to freeze water using magnetic refrigeration technology.

    • Publication date : 2014/03/25
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  • New technology to reduce emissions and save energy

    In November 2004, Eddie Woods, founder of Meeko2004, an organization working in coordination with Oklahoma State University to bring new technology to the air-conditioning industry, announced that a new patent-pending technology aimed at reducing...

    • Publication date : 2004/12/22
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  • Trends and Figures: Chiller market grows and diversifies

    According to reports published during the 2008 AHR Expo held on January 22-24, 2008 in New York, the chiller market in 2006 was USD 2 billion in Asia-Pacific, USD 1.5 billion in Europe and USD 1 billion in the US. The growth (as compared to 2005)...

    • Publication date : 2008/05/13
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  • Briefs: Sustainable fishery in Namibia

    Since November 2009, Hangana Seafood has a new pre-sorting facility in Walvis Bay harbour, Namibia, which uses ammonia as a refrigerant. The 2800 m² sorting facility has a 0°C chill room for holding unsorted fish, two 16°C temperature-controlled...

    • Publication date : 2011/02/04
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  • Brief: Cryotemperatures save flooded archives

    In February 2010, "Xynthia", a major storm swept over La Rochelle, France. In order to rescue the archives of the "Conseil Général de Charente Maritime" the departmental authority that were covered with 2-metre deep sea water, cryogenic...

    • Publication date : 2011/02/07
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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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  • 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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  • 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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  • 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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  • 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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  • 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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  • 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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  • 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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  • 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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