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  • USA's largest ground-source heat pump

    The conversion of Ball State University in Muncie, Indiana, to a geothermal ground-source heat pump, reportedly the largest project of its kind in the USA, has entered its second and final phase.

    • Publication date : 2012/07/24
  • Briefs: US supermarkets: CO2 gains ground

    Being already largely used in Europe, CO2 refrigeration systems might see important development in North American supermarkets. The medium-size retail chain Price Chopper Supermarkets has installed a cascade system using CO2 in the low-temperature...

    • Publication date : 2008/08/12
  • Turnaround of the ground-source heat-pump market in Japan

    After having declined steadily between 2006 and 2010, the ground-source heat pump market in Japan showed 26% growth in 2011 compared with 2010.

    • Publication date : 2012/11/22
    • Subjects: Figures, economy
  • CO2 is gaining ground in North-American supermarkets

    In Canada, according to the shecco “GUIDE 2013: Natural Refrigerants - Market Growth for North America,”over 65 food-retail stores use or have made a purchase order for CO2 secondary, cascade, or transcritical refrigeration systems. CO2 is also...

    • Publication date : 2013/08/26
  • London: a look underground

    Despite a £100 000 prize and several thousand entries from all over the world, the competition launched in London to find innovative new solutions to cool its underground system has failed to find a winner. The competition was first reported by...

    • Publication date : 2005/09/30
  • Underground storage of liquid CO2

    Dispensing of CO2 by storing it underground usually implies placing it in aquifer rocks deep enough (-800 m) to achieve sufficient pressure to maintain the CO2 in a supercritical (fluid) phase. This approach has many shortcomings as in this form,...

    • Publication date : 2006/11/15
  • Underground river to cool the London tube

    The "Cooling the Tube" competition in 2003, promising GBP 100 000 to those finding a workable solution to cool the Tube, received 3400 entries. Modern systems with large tunnels and surface lines can be cooled using air-cooling systems. However,...

    • Publication date : 2005/02/11
  • Efficiency of ground source heat pump systems

    Ground source heat pumps (GHSP) have been reported to be more efficient than more widespread air source heat pumps despite higher installation costs. A recent article has reviewed parameters impacting the energy...

    • Publication date : 2021/03/29
    • Subjects: Technology
  • A ground source heat pump at Cornell

    The Bloomberg Center at the tech campus of Cornell University (New York, USA) was recently equipped with a Ground Source Heat Pump (GSHP).

    • Publication date : 2018/04/18
  • The high potential of ground-source heat pumps to decarbonise the European building sector

    A potential reduction of 20-40% and 30-50% of energy demand in buildings, for heating and cooling respectively, could be achieved through increased use of geothermal heat pumps. 

    • Publication date : 2022/05/27
  • Discussion around solar fridges in Africa

    A manufacturer from Swaziland recently presented three new SolarChill prototypes operating with hydrocarbon refrigerant at a side event of the Open Ended Working Group to the Montreal Protocol held in Geneva and attracted a lot of interest from...

    • Publication date : 2012/02/09
  • HFC news around the world

    As HFC prices fall in the EU and the United Kingdom confirmed its intention to comply with the F-gas Regulation after Brexit, Australia decided to reduce its imports of HFCs and, in the United States, the State of New Jersey enacted a bill to...

    • Publication date : 2020/03/02
    • Subjects: HFCs alternatives
  • New temperature-controlled facility at Memphis International Airport

    FedEx Express is breaking ground on a new cold-storage facility.

    • Publication date : 2013/11/20
  • Geothermal heat pumps on the rise

    Geothermal (ground-source) heat pumps (GHPs) are one of the fastest growing applications of renewable energy in the world with worldwide annual growth rate which exceeded 10% over the past 10 years.

    • Publication date : 2012/07/06
    • Subjects: Figures, economy
  • Non-residential air-conditioner market growths in 6 European countries

    The non-residential air-conditioner market in Europe Top 6 (Italy, Spain, France, UK, Germany, Poland) is continuing to slowly recover lost ground since the last recession.

    • Publication date : 2014/10/09
    • Subjects: Figures, economy
  • For IIR members only

    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 : 2022/10/12
    • Langues : French, English
    • Themes : Ice creams
  • 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…)
  • 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 : 2022/11/21
    • Langues : French, English
    • Themes : Freeze-drying in biology and medicine, Cryobiology, cryomedicine: general information
  • 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)
  • 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 : 2022/06/20
    • Langues : French, English
    • Themes : LNG and LPG