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  • Fair Season in China: Three Major Trends

    Fair Season in China: Three Major Trends

    Different vacuum tube technologies in comparison: The full-glass vacuum tube can easily be recognised by the extended and closed top.
    Photo: Sven Tetzlaff

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  • 60 Solar Cities in India

    60 Solar Cities in India

    Nagpur city in central India – one of 60 solar cities in India supported by the government.

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  • Cautious Optimism in Germany

    Cautious Optimism in Germany

    The German solar thermal industry rides roller coaster. After a 40 % decrease in 2007 and a 120 % increase in 2008, the outlook for this year still remains foggy. Can we again reach the 2008 market volume of 2.1 million m2? The sector says we can! This is one of the...

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  • Tremendous Market Growth in Germany

    Tremendous Market Growth in Germany

    The German solar thermal market more than doubled in 2008. According to the solar industry association BSW-Solar and the heating industry association BDH; 2.1 million m2 of new collector area (1.5 GWth) were installed on German roofs last year (940,000 m...

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  • Monopoly on Laser Welding in the USA

    Monopoly on Laser Welding in the USA

    Laser welding machine for absorber sheets: A patent in the United States could slowdown the development of this technology.
    Photo: Sunlaser Consulting

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  • Solar cooling: a new Field for Simulations

    Solar cooling: a new Field for Simulations

    Solar cooling is a promising new field of application for solar thermal technology. A new version of the simulation software Polysun will be published in April. It will not only be able to design solar thermal systems but also solar powered cooling plants that work with compression coolers or...

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  • South Africa: Rebates up to 30 %

    South Africa: Rebates up to 30 %

    90 % of South Africa’s electricity is generated by coal-fired power stations. The fourth quarter of 2007, however, started with massive power cuts as electricity supply fell behind demand. Eskom, the largest electricity supplier in Africa, the South African Government and the Global...

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  • Solar Thermal Energy in Antarctica

    Solar Thermal Energy in Antarctica

    Surviving in harsh climate: This vacuum tube collector system has heated the Brandfield House at the Rothera research station in the Antartic since February 2008.
    Photo: British Antarctic Survey

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