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  • Efficient cooling methods to reduce heat stress in pigs

    Microclimate parameters such as air temperature and humidity are important indicators of animal welfare. Besides, heat stress is more detrimental to productivity in the swine...

    • Publication date : 2020/10/22
    • Subjects: Technology
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  • 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
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  • Brief: Institute of Refrigeration

    The Institute of Refrigeration (IoR) has published a guidance note on "Energy Efficiency and Refrigerant Choice". The key message of this note is "Refrigerant choice matters, but many other design issues matter more". "Mistakes in design and...

    • Publication date : 2005/10/26
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  • The future: 330 microns square

    Radio frequency identification (RFID) is set to play a growing role in refrigerated logistics operations. RFID is advanced technology designed to replace traditional barcode technology and the Metro Germany Group is already Europe's forerunner,...

    • Publication date : 2005/07/19
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  • Briefs: Open units or with glass doors?

    When glass doors are used in refrigeration units, the energy savings are as a rule indicated as being "up to" 40%. Very often these figures are based on experience in a typical climate (25°C and 60% air humidity) with standard opening frequencies...

    • Publication date : 2009/05/18
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  • TTI: new developments

    Time-Temperature Integrators (TTIs) are "intelligent labels" that simulate bacterial development, as a function of time-and-temperature parameters. As soon as a critical threshold is crossed, a change in colour alerts the consumer that the...

    • Publication date : 2006/11/15
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  • Energy storage thanks to refrigeration

    Electrical energy is notoriously difficult to store, especially on a large scale and this can be particularly problematical when dealing with irregular sources such as wind power for which there can be a great mismatch between energy supply and...

    • Publication date : 2009/02/25
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  • Climate control in the Gibraltar tunnel project

    A project for a tunnel linking Punta Paloma in Spain and Malabata Point in Morocco and currently in preparatory phase raises some interesting and crucial climate control issues. Governments of both nations appointed the Swiss engineer Giovanni...

    • Publication date : 2008/05/13
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  • Liquid nitrogen spray to clean spacesuits

    Researchers from Washington State University developed a liquid nitrogen spray to remove moon dust from a space suit, potentially solving what is a significant challenge for future...

    • Publication date : 2023/03/27
    • Subjects: Technology
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    Astronaut Buzz Aldrin on the moon

  • 2005 AHR Expo Innovation award winners

    The winners of the third annual AHR (Air Conditioning, Heating and Refrigeration) Expo Innovation awards will be honoured during a ceremony during the 2005 AHR Expo in Orlando, Florida, on February 8, 2005. The product entries were judged for...

    • Publication date : 2004/12/22
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  • Uncertainty in the prediction of the climate response to rising levels of GHG

    According to a study published in Nature on January 27, 2005, the climate response to rising levels of greenhouse gases could be much worse than predicted. The study, carried out by Pr Stainforth's team, shows the uncertainty in the predictions....

    • Publication date : 2005/03/15
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  • For IIR members only

    Refrigerated containers: state of play and perspectives

    Refrigerated containers play an essential role in the maritime refrigerated transport sector; a look back at the stages of their development and the recent and future technological advances of this...

    • Publication date : 2024/02/26
    • Subjects: Technology
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    refrigerated containers

  • The challenges of thermal management of next-generation electronic equipment

    With the increasing integration and miniaturization of electronic devices, the heat flows they generate are constantly increasing. Spray cooling has many advantages in this regard. 

    • Publication date : 2023/03/27
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    Electronic chip

  • Food cold chain: improving temperature control to reduce loss

    Recent review articles provide an update on technologies to monitor temperature in the food cold chain, in order to avoid food loss during transport and...

    • Publication date : 2022/04/29
    • Subjects: Figures, economy, Technology
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  • Applications of Artificial Intelligence to refrigeration systems

    AI techniques, which are currently very topical, are the subject of intense research and development. Overview of their applications and benefits in the refrigeration sector, based on the latest articles...

    • Publication date : 2023/04/26
    • Subjects: Technology
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    Picture with different logos representing IOT and machine learning
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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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  • 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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  • 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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  • 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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  • 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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