Search results

  • Evaporative cooling: continuation of the Cold-Snap project at Harvard University

    Tests show that Cold-Snap evaporative cooling technology would be effective in humid climates, while limiting water consumption.

    • Publication date : 2022/09/28
  • 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
  • Passive cooling by combining evaporation, radiation and insulation

    ICER, a new passive cooling technique, can extend food shelf life by 40% in humid climates and 200% in dry climates with low water-refilling frequences. 

    • Publication date : 2022/10/27
  • 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
  • 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
  • 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
  • Energy saving initiatives for cooling in data centres

    In January 2021, Europe’s leading cloud and data centre operators signed the Climate Neutral Data Centre Pact, a self-regulatory initiative to become climate neutral by 2030. According to recent studies, free...

    • Publication date : 2021/02/25
    • Subjects: Environment, Technology
  • Green roofs can reduce cooling demand in warm climate zones

    The impact of green roofs on building energy performance was assessed in 15 climate zones. In most regions, the reduction in energy demand for cooling was greater than for...

    • Publication date : 2023/10/24
    • Subjects: Technology
  • 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
  • Japanese households don’t make the most of reversible heat pumps

    Despite a high market penetration, less than half of Japanese households use their reversible heat pumps for heating.

    • Publication date : 2024/02/23
    • Subjects: General information
  • 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
  • Climate control for your desk

    We are used to taking command of our personal climate in planes and cars by using simple controls. Why not in buildings too? A study of the effect of installing individual air-conditioning vents at office desks, and putting controls at each...

    • Publication date : 2010/03/07
  • 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
  • Fresh altitude

    Occupants of airliner cabins will be breathing fresher air soon thanks to research being carried out in the Technical University of Denmark (DTU). Experiments were carried out in a simulated section of aircraft constructed in a climate chamber...

    • Publication date : 2006/02/09
  • Out of ordinary: Giant pandas to enjoy air conditioning

    A group of scientists is analysing temperature, humidity and airflow of Wolong, a giant panda habitat in southwest Sichuan Province, China. These researchers of the Wolong Giant Panda Research Center are trying to develop an air-conditioning...

    • Publication date : 2006/07/26