Search results

  • Briefs: Water savings thanks to hybrid condensers

    Hybrid condensers offer significant water savings versus traditional water-cooled and evaporative condensers. They also make it possible to reduce energy consumption and refrigerant charge. In Australia, where water savings are a major issue since...

    • Publication date : 2007/08/05
  • The global evaporative condensing unit market.

    A projection for the ten next years.

    • Publication date : 2017/03/02
  • An ejector refrigeration system optimised for sub-zero temperatures on fishing vessels

    Large amounts of diesel fuel are used to power fishing vessels engines and on-board refrigeration systems. In a recent theoretical study, an energy-efficient sub-zero refrigeration system proposed based on a...

    • Publication date : 2021/05/31
    • Subjects: Technology
  • IJR highlights: latest R&D results regarding household refrigerators

    Vacuum insulation panels, mini-channel condensers and PCMs: 3 areas of research and development to reduce the energy consumption ofhousehold refrigerators.

    • Publication date : 2019/01/31
  • Scientists develop a chip to detect Legionelia very quickly

    Researchers at the Technical University of Munich claim to have developed a test for quick detection of Legionella bacteria.

    • Publication date : 2018/04/09
  • Briefs: Energy-efficient district cooling in Paris

    The chilled-water urban cooling network in Paris, run by Climespace is made up of 6 plants and chilled water storage systems, with a 250 MW total refrigerating capacity and distribution temperatures from 0.5°C-4°C. Two different technical...

    • Publication date : 2011/02/07
  • Heat exhangers: what's new?

    Nanotechnology: the future of heat exchangers? The US Department of Energy has awarded contracts to improve energy efficiency. One such contract, awarded to TIAX, a technology development company, through the Small Business Innovation...

    • Publication date : 2006/05/05
  • Chillers: efficiency takes off

    Chillers are key refrigerating systems since, according to the Department of Energy, in the US, they account for about 13% of the power consumed by the nation's buildings and 9% of the overall demand for electric power. Examples below illustrate...

    • Publication date : 2008/10/25
  • IIR Rankine Conference 2020: Which alternative working fluids for ORC systems?

    HFOs (hydrofluoroolefins), HCFOs (hydrochlorofluoroolefins) and hydrocarbons were the main alternatives to HFC245fa presented during the IIR Rankine Conference 2020.

    • Publication date : 2020/09/04
    • Subjects: HFCs alternatives
  • Brief: System to go!

    Danfoss has been awarded its 4th consecutive Refrigeration Innovation Award for a completely self-contained refrigeration system. The Interchangeable Cooling Engine (I.C.E.) was designed for vending machine applications - it is already compliant...

    • Publication date : 2006/05/05
  • Briefs: Largest distribution centre in Africa

    The centre, built by Woolworths in Midrand, South Africa has a surface area of 72 000 m². The 2-stage refrigeration system uses 4.2 tons of ammonia. It operates at -9°C/+32°C on the low stage while the high-stage ammonia circuit is used to chill...

    • Publication date : 2008/02/12
  • Brief: York International

    York International signed a 25 million USD contract, believed to be the largest ever air-conditioning contract of this type, to provide cooling to the Dubai Airport extension. The York team worked alongside the Dubai department of Civil Aviation...

    • Publication date : 2005/02/11
  • Nanotechnology: the future of heat exchangers?

    The US Department of Energy has awarded contracts to improve energy efficiency. One such contract, awarded to TIAX, a technology development company, through the Small Business Innovation Research (SBIR) programme, shall be used to develop a...

    • Publication date : 2006/01/24
  • Briefs: ARTI's 21st Century Research Program

    During the 2004 ASHRAE Winter meeting in Anaheim, results from several research projects initiated under the ARTI (Air-Conditioning and Refrigeration Technology Institute) 21st Century Research Program - initiated by ARI (Air-Conditioning and...

    • Publication date : 2004/04/28
  • Cool Carrier

    At the end of October of this year Carrier Transicold introduced Deltek㤠hybrid diesel electric technology to the North American refrigerated transport industry offering more reliable, easier maintained transport refrigeration systems at the...

    • Publication date : 2006/01/24
  • 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 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 : 2023/06/23
    • Langues : French, English
    • Themes : LNG and LPG