Résultats de recherche

  • Un exemple de stockage d'énergie qui fonctionne avec le vent en Irlande.

    Le principe est de stocker l'énergie excédentaire produite la nuit et de la réutiliser le jour, lorsque cela est nécessaire.

    • Date de publication : 23/03/2015
  • LHC saison 3 : amélioration du système de refroidissement cryogénique

    L’accélérateur de particules a repris du service en 2022 après de nombreuses améliorations, dont notamment une augmentation de la puissance de refroidissement cryogénique au point...

    • Date de publication : 30/05/2022
    • Sujets : Technologie
  • Superconductivity for aircrafts?

    NASA recently published plans for the development of aircraft using superconductivity for a time frame around 2030. This could allow for noise reduction, improved carbon footprint and energy savings. The main advantage of HTS machines is that they...

    • Date de publication : 07/03/2010
  • Energy savings: Case study on a cool way to cut energy consumption in the UK food industry

    A collaborative research and development project led by a mechanical engineering team from Brunel University, UK, found that supermarkets and food processing plants could cut their energy costs by over 30% and reduce greenhouse gas emissions by...

    • Date de publication : 19/07/2005
  • Briefs: Britain’s greenest supermarket?

    Tesco has opened its flagship environmental store in Wick in northern Scotland. The 4600 m2 store is expected to produce 50% less carbon emissions than a conventional supermarket of comparable size. Besides using wind turbines, solar cells and...

    • Date de publication : 12/02/2007
  • Briefs: Night wind

    A European project designed to store wind energy produced at night in refrigerated warehouses then to use this energy during daytime peak hours has been launched in The Netherlands. Wind turbines are being installed and cold store refrigeration...

    • Date de publication : 20/11/2007
  • Brief: Green towers: big can be green

    The Bank of America's new 1 billion USD national headquarters in New York will be the first skyscraper to apply for a LEED (Leadership in Energy and Environmental Design) platinum rating. It will feature underfloor displacement air ventilation...

    • Date de publication : 14/06/2005
  • "Smart" fridges

    "Smart" fridges that stay cool by talking to each other, run on renewable electricity (photovoltaics, wind turbines) and are capable of negotiating the most energy efficient way to keep food cold have been developed by researchers from CSIRO's...

    • Date de publication : 18/05/2009
  • Mine cooling

    Cooling the world's deepest single-shaft mine: cooling Anglogold Mponeng gold mine in Gauteng, South Africa, is a challenge - the mine is 3.68 km deep and without cooling, temperatures can reach 60°C at the mine face. Six 3.5 MW Eco-Vim...

    • Date de publication : 28/01/2006
  • Green buildings: Expo 2010 in Shanghai, China

    Expo 2010 in Shanghai, China is on, and is expected to draw 70 million visitors. With a theme of "Better City, Better Life", it aims to explore the full potential of urban life in the 21st century and how to create an eco-friendly society....

    • Date de publication : 04/02/2011
  • Phare Tower

    Morphosis's Phare (Lighthouse) Tower is to go up in La Défense, France. Thom Mayne, the Design Director, describes the future landmark building as follows: "Moving around the tower, it appears to shift continually, distinct from different vantage...

    • Date de publication : 04/05/2007
  • Integrated CO2-CHP system

    Brunel - a UK University - and 14 industrial partners in the commercial refrigeration sector have presented an innovative integrated energy system which has been designed to meet the needs of medium and large supermarkets and can be tailored to...

    • Date de publication : 11/02/2011
  • Briefs: Green Olympics

    The London Olympics are providing an opportunity to apply a range of sustainable solutions. The Olympic Park buildings will emit 50% less emissions (compared with 2006 building regulations) by 2013, a wind turbine on the site will supply power to...

    • Date de publication : 07/03/2010
  • Zero emissions in the desert

    Eckhard Gerber, a German architect, is to build office towers in Riyadh, Dubai and Bahrain that produce all their own energy. The zero emissions office building has arrived! The 68-storey state-of-the-art 322-m Burj al-Taqa ("Energy Tower") in...

    • Date de publication : 20/11/2007
  • 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...

    • Date de publication : 13/05/2008