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  • US : increasing use of CO2 and propane in commercial refrigeration

    As a result of regulations aimed at limiting the use of HFCs, the use of CO2 and propane as refrigerants in supermarkets in the United States is experiencing a steady growth. 

    • Publication date : 2022/03/29
  • 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
  • Integrated CO2-CHP system

    Brunel - a UK University - and 14 industrial partners in the commercial refrigeration sector have presented an innovative integrated energy system which has been designed to meet the needs of medium and large supermarkets and can be tailored to...

    • Publication date : 2011/02/11
  • Heat pump systems for HVAC in electric vehicles

    Heat pump systems offer an energy efficient option for HVAC in electric vehicles. Recent studies present innovative technologies to further improve the heating and cooling performance of heat pump systems as...

    • Publication date : 2021/01/27
    • Subjects: HFCs alternatives
  • Virtual sensor for variable refrigerant flow AC system.

    A summary referring to an article recently published in the International Journal of Refrigeration (IJR).

    • Publication date : 2017/03/20
  • Increase of 12% of world LNG trade in 2017

    Now published on an annual basis, the 2018 IGU World LNG Report provides key insights into LNG industry developments through the end of calendar year 2017.

    • Publication date : 2018/09/20
    • Subjects: Figures, economy
  • Cold chain industry in India.

    Currently, India has 6,300 cold storage facilities unevenly spread across the country, with an installed capacity of 30.11 million metric tons.

    • Publication date : 2016/03/14
  • Cool like a butterfly wing

    New study demonstrates that butterfly wings contain a network of living cells with specific thermodynamic and thermoregulatory properties. Butterfly wings cool down as a result of low solar absorption combined with efficient radiative heat...

    • Publication date : 2020/02/28
  • Europe dominated the global frozen food market in 2020

    2020 has seen record sales in the frozen food sector. According to Frozen Food Europe, Europe had the largest share of the global frozen food market in 2020. Asia Pacific, the Middle East and Africa are...

    • Publication date : 2021/01/27
  • The benefits of linear compressors

    Three articles published recently in the IJR illustrate the strength of R&D work around linear compressors and highlight the benefits of these, especially in commercial and domestic...

    • Publication date : 2020/02/27
  • ICR2019: overview of current refrigeration research topics (part III)

    Energy storage, desiccant air conditioning, high-temperature heat pumps and ejector technologies were some of the salient topics of the latest IIR Congress. Continuation of the synthesis of key presentations of ICR2019.

    • Publication date : 2019/10/30
  • Renewable energy for heating and cooling in the EU in 2020

    The share of renewable energy sources used for heating and cooling in the EU continues to increase steadily, from 22% in 2019 to 23% in 2020. The share was above 50% in six Member...

    • Publication date : 2022/03/07
    • Subjects: Figures, economy
  • News from Korea

    The Korean refrigeration and air-conditioning industry is the 4th largest in the world after the United States, China and Japan with USD 14.5 billion annual production in 2006, a figure equivalent to 10.7% of global production. The refrigeration...

    • Publication date : 2007/11/20
  • Europe: F-gas regulation

    On March 31, 2004, the European Parliament voted in its plenary session on the "F-gas" proposal (Proposal for an European Parliament and Council regulation on certain fluorinated greenhouse gases) of the European Commission dated August 12, 2003...

    • Publication date : 2004/04/28
  • 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
  • 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)
  • 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
  • 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