Search results

  • Liquid desiccant AC system cuts ice rink energy bill

    Thanks to a liquid-desiccant air-conditioning system and the use of renewable energy sources, Pines Ice Arena in Pembroke, Florida, claims to have achieved 55% electricity savings, as well as a 35% reduction in natural gas consumption and a...

    • Publication date : 2011/08/05
  • Novel desiccant materials for more energy-efficient AC systems

    Teams of researchers at MIT and at Texas A&M University have developed novel desiccant materials that could lead to more energy-efficient and economical room air conditioners and...

    • Publication date : 2021/04/28
    • Subjects: Technology
  • R&D

    The US Department of Energy's National Renewable Energy Laboratory (NREL) has developed a new air-conditioning system combining membranes, evaporative coolers and desiccants into a single device with the objective to suit to all climates,...

    • Publication date : 2011/02/07
  • Humidity greatly impacts emissions from air conditioning

    The environmental impact of controlling humidity in air conditioning may be larger than the impact of reducing temperatures, according to research from the National Renewable Energy...

    • Publication date : 2022/07/04
    • Subjects: Figures, economy, Environment
  • 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
  • The Pentagon activates solar air conditioning

    The solar heating, air-conditioning, power and lighting system installed at the guard station of the Pentagon is one of the most advanced in the US. The system incorporates 12 advanced ways of using solar energy to reduce fossil and electrical...

    • Publication date : 2006/01/28
  • Sorption chillers

    Sorption chiller technology is rapidly developing, especially that using solar energy. - As highlighted by Jacob and Kohlenbach* during the latest IIR Gustav Lorentzen Conference on Natural Working Fluids in Sydney, in Europe, numerous new...

    • Publication date : 2011/02/07
  • Brief: solar cooling on the rise

    The European Solar Thermal Industry Federation (ESTIF) presented its statistics for the European market including all 25 member states. Results showed 12% growth in 2004, predicted to continue into 2005. At the time of the survey there were...

    • Publication date : 2006/01/28
  • 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
  • Progress in electrocaloric cooling

    A team of researchers develop a new material with electrocaloric effects over a wider temperature range.

    • Publication date : 2019/10/30
  • New evaporative cooling system for more energy efficient data centres

    A dew point cooling system, which is an indirect evaporative cooling system that approaches the dew point, has reduced the electricity consumption of a UK data centre by 80%. 

    • Publication date : 2021/12/15
    • Subjects: Technology
  • Evaporative cooling without adding humidity

    Scientists at the University of Harvard have designed a prototype evaporative cooling system called Cold-SNAP that effectively cools air at low cost for both dry and humid climates.

    • Publication date : 2020/05/26
    • Subjects: Developing country, Technology
  • A laser beam which cools liquids

    The first laser refrigeration process was demonstrated in vacuum conditions in 1995. Twenty years later, a team from University of Washington explains in a study, published in the Proceedings of the National Academy of Sciences, how a laser can...

    • Publication date : 2016/05/17
  • Shape memory alloys: cooling with metal muscles

    Researchers from the University of Saarland (Germany) are constructing an optimized prototype for an air-cooling system in which heat and cold are transferred using “muscles” made from a nickel-titanium alloy thanks to the elastocaloric effect.

    • Publication date : 2016/08/19
  • Meeting the cooling and freshwater needs of arid countries

    In a recent review article, the authors summarised research efforts in meeting cooling and freshwater demands in arid and hot climates, using available solar...

    • Publication date : 2023/03/28
    • Subjects: Technology