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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 …
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 fan …
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 Environment Facility (GEF), began to implement alternative …
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 …
The Cap is Gone
U.S. President Obama’s signature on the American Recovery and Reinvestment Act effectively removed the existing US$2,000 cap for the tax rebate of residential solar thermal systems. Whoever buys a new solar thermal system in 2009 can deduct 30 % of the investment costs from his or her income tax – …
Middle East discovers Solar Thermal Technology
Valuable business contacts: Robert Welling with his company Tisun was the only solar thermal manufacturer from Europe at the fair in Abu Dhabi, United Arab Emirates, in the middle of January. Photo: Tisun …
Mauritius: Rebate Programme Drives the Market
The new subsidy programme of the government of Mauritius has been a successful one. More than 4,000 solar water heaters have received a subsidy of 10,000 Mauritius Rupee (MUR), approximately € 279, by the Development Bank of Mauritius (DBM) since August 2008. The target for the first year of the …
Steam and Cooling: no Problem for a Solar Thermal System
The 38 Abengoa parabolic trough collectors on the roof of the piano maker Steinway & Sons in Island City, New York, will produce steam at 200 °C from spring on. Photo: Steinway …
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