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  • News from IIR members: Johnson Controls

    Johnson Controls and Princess Noura bint Abdulrahman University are beating the record books with York CYK chillers. To construct what is claimed to be the world's largest chiller plant using air-cooled radiators, Johnson Controls is providing 26...

    • Publication date : 2011/02/07
  • Conference update: Sydney

    The 9th IIR Gustav Lorentzen Conference Natural Working Fluids will be held in Sydney, Australia, on April 12-14, 2010. The call for papers and first announcement are now available:

    • Publication date : 2009/05/18
  • News from IIR members: Danfoss

    A pleasant indoor climate and no energy costs. This is what it feels like to live in the Zero+ house - the first home in Denmark that produces more power than is actually consumed. The house supplies its own heating and electricity and generates...

    • Publication date : 2011/02/04
  • Conference update: Ohrid

    The 3rd IIR event in a series, Ammonia Refrigeration Technology was held on May 7-9, 2009, in Ohrid, Macedonia. With 95 participants from 24 countries and 32 papers presented, the event was very successful. A key focus of this series of...

    • Publication date : 2009/05/27
  • Corporate members: news

    - During the IIAR's 2008 Ammonia Refrigeration and Conference, the first fundraising event, a golf tournament, was held in order to launch Ammonia Refrigeration Foundation actions. The recently formed foundation will promote charitable,...

    • Publication date : 2008/05/13
  • IIR member news: Johnson Controls YORK chiller optimised for R1233zd(E)

    The YORK YZ magnetic bearing centrifugal chiller, produced by Johnson Controls, is said to be the first chiller fully optimized for ultimate performance with the low-global warming potential refrigerant R1233zd(E).

    • Publication date : 2019/01/31
  • 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
  • New EU funded project began on October 1st, 2021: “SophiA - Sustainable off-grid solutions for pharmacies and hospitals in Africa”

    With a budget of 8 million euros over four years, SophiA will develop containerized solutions for hospitals using natural refrigerants, solar thermal and photovoltaics to enable more and more African people to...

    • Publication date : 2021/10/21
    • Subjects: Developing country, Environment, HFCs alternatives, Technology
  • IIR member news: Daikin

    From 2012 to March 2015, over 3 million units of Daikin’s residential and commercial air conditioners using the “mildly flammable” R32 have been sold in 43 countries.

    • Publication date : 2015/10/11
  • News from IIR members: Mayekawa

    Watch 3 videos on Mayekawa’s Web site: one deals with Mayekawa’s vision and philosophy, another covers activities at its Moriya plant, and the third one presents Mayekawa’s viewpoints on HCFC phase-out.Jan Boone describes the emphasis placed...

    • Publication date : 2012/04/24
  • News from IIR members: Nestlé

    Nestlé is conducting unique research with the Institute for Snow and Avalanche Research in Switzerland (SLF) with a view to identifying the main mechanisms that alter the texture and structure of ice cream.

    • Publication date : 2012/06/25
  • New IIR Informatory Note on passive cooling

    The IIR’s latest Informatory Note demonstrates that passive cooling technologies can contribute significantly to reducing energy demand for air conditioning. 

    • Publication date : 2022/04/29
    • Subjects: Technology
  • Member news: Latest news from Air Liquide

    Air Liquid inaugurates a low-carbon hydrogen production unit and promotes the development of helium refrigeration. 

    • Publication date : 2021/02/23
  • 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
  • New IIR Informatory Note on thermal energy storage systems

    IIR’s latest Informatory Note demonstrates that a well-designed TES system can reduce energy consumption through more efficient equipment operation and lower investment costs, thus reducing the equipment...

    • Publication date : 2022/01/28
  • 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
  • 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
  • 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
  • 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
  • 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 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)
  • 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