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  • US Environmental Protection Agency

    The US Environmental Protection Agency (EPA) is announcing new Energy Star requirements - effective as of January 1, 2010 - for commercial refrigerators and freezers, which, on average, will be 33% more energy efficient than standard models. Under...

    • Publication date : 2009/08/13
  • Briefs: Environmentally friendly arena

    The Marcel Dutil Arena in Saint-Gédéon-de-Beauce, Quebec, is now environmentally friendly and economic thanks to CO2 technology. The control technology can be modulated remotely. The electricity consumption has dropped 20-25% since the system was...

    • Publication date : 2011/02/11
  • UNIDO rewards Midea’s efforts in environmental protection

    Midea’s work on the use of propane (R290) in air conditioning has been recognized by UNIDO.

    • Publication date : 2020/11/27
    • Subjects: HFCs alternatives
  • New decisions on environmental issues

    Environmental issues will certainly continue to be the main driver of evolution in the refrigeration sector in the coming decades. Newsletter No. 37 mentioned new orientations decided during the latest United Nations conferences on the ozone layer...

    • Publication date : 2009/05/18
  • The US Environmental Protection Agency

    - The US Environmental Protection Agency (EPA) made available to the public for comment information concerning the current and projected use of HCFC-22 and HCFC-142b. EPA foresees using this information in the future when developing regulations....

    • Publication date : 2006/01/28
  • New environmental measures are emerging

    Two important (for the refrigeration and air-conditioning sector) United Nations conferences take place every year, on ozone depletion and on climate change. The IIR attends these conferences and presents a statement as an intergovernmental...

    • Publication date : 2009/02/24
  • PCM thermal energy storage for indoor environments

    During the IIR PCM 2018 conference which took place on May 21-23 in Orford, Canada, numerous applications of phase-change materials (PCMs) and slurries were presented, including in commercial refrigeration (refrigerated display cabinets), domestic...

    • Publication date : 2018/06/22
  • For IIR members only

    System maintenance: are technicians sensitive to environmental issues?

    Several hundred European refrigeration equipment maintenance technicians responded to a survey published in the IJR. It It diagnosed their behaviour and knowledge of the impact of fluorinated gases on climate...

    • Publication date : 2023/04/26
    • Subjects: Environment
  • Reducing the environmental impact of ultra-low temperature refrigeration systems

    Ultra-low temperature (ULT) refrigeration systems often use very high-GWP HFCs. Yet, ULT systems are excluded from the scope of the regulations aimed at phasing-down HFCs. An IJR paper reviews the most promising...

    • Publication date : 2020/04/05
    • Subjects: HFCs alternatives, Environment
  • The environmental benefits of evaporative cooling

    An Eurovent study shows that evaporative cooling could help save up to 56,000 tons of CO2 emissions per year in the future in the European Union. Evaporative cooling is present in half of the projects presented by the eight Global Cooling Prize...

    • Publication date : 2019/12/30
  • US Environmental Protection Agency raises its Energy Star standards

    US Environmental Protection Agency (EPA) has revised its Energy Star requirements for domestic refrigerators and freezers, raising the bar for energy efficiency in these products and for the first time encouraging manufacturers to include optional...

    • Publication date : 2013/09/05
    • Subjects: Regulation
  • Personalized environment thanks to IoT sensors.

    The building management system (BMS) adjusts lighting, heating, and air-conditioning in real-time, thanks to IoT sensors.

    • Publication date : 2017/02/22
  • Manual fridge recycling is less environmentally friendly

    Recent research, performed by Öko-Institut shows that manual stripping of fridges releases up to 100 times more emissions than when encapsulated shredders are used. The key element here is the treatment of the insulation foam containing residual...

    • Publication date : 2011/06/20
  • Assessment of the environmental impact of domestic refrigerators using LCCP

    The environmental impact of domestic refrigerators over their lifetime has been quantified in different configurations (operating cycles, materials, insulation) in a recent IJR article. 

    • Publication date : 2021/02/23
  • Environmental impact of room air conditioners in Europe

    In a study* published in February 2011, L. Grigon-Massé et al. assess the environmental impacts of European room air conditioners (RACs) using a Life Cycle Analysis approach and analyse policy strategies to reduce these impacts. In 2010,...

    • Publication date : 2011/07/26
  • 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…)
  • 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 : 2023/05/10
    • Langues : French, English
    • Themes : Ice creams
  • Global HFC emissions from the refrigeration sector

    This table shows HFC emissions from the refrigeration sector – including air conditioning – in million tonnes of CO2 equivalent for about 40 countries that are signatories...

    • Last update : 2022/01/20
    • Langues : English
    • Themes : General information on environment (climate change, ozone depletion…)
  • 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
  • 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
  • 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
  • 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)
  • 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
  • Cold storage conditions for fruits and vegetables

    Practical recommendations for the cold storage of over 200 cultivars of fruits, vegetables and herbs (storage temperatures, relative humidity, storage time, controlled atmosphere...

    • Last update : 2023/01/16
    • Langues : French, English
    • Themes : Fruit, Vegetables
  • Thermophysical properties of HFC refrigerants

    Thermophysical properties of over 100 HFC refrigerants, including single-component and blends.

    • Last update : 2022/06/17
    • Langues : English
    • Themes : HFCs, Blends, HFO et HCFO
  • Thermophysical properties of HFO refrigerants

    Thermophysical properties of over 50 HFO refrigerants, including single-component and blends.

    • Last update : 2022/06/17
    • Langues : English
    • Themes : Blends, HFO et HCFO
  • For IIR members only

    Heat pump stock in Europe

    This table presents the stock of installed heat pumps, the CO2 emissions avoided and the number of jobs in the heat pump sector in Europe.

    • Last update : 2021/12/14
    • Langues : English
    • Themes : Heat pumps, energy recovery: economics and statistics