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Domestic Hot Water and Heating

Green credits in Mexico: Push for the Market

Submitted by Baerbel Epp on October 2, 2008

social housing with solar in a suburb of Mexico citySocial housing in Mexico with solar water heaters: Tecamac is a typical suburb of Mexico City, where inhabitants can purchase apartments at a reasonable price. Photo: GTZ Mexico

Fixed temperature thermosiphon system from India

Submitted by Baerbel Epp on October 2, 2008

thermosiphon system of Akson's SolarSolar water heater from India: The collector manufacturer Akson's Solar Equipments has launched the Akson Maestro system with the hot water tank positioned below the collector. Photo: Akson's Solar

Still Uncertainty about U.S. Federal Tax Credits

Submitted by Baerbel Epp on October 1, 2008

“Sunny Day For Solar” titled the U.S. American Solar Energy Industries Association (SEIA) on the 24th of September. A day beforehand, the Senate had approved its version of the Energy Improvement and Extension Act of 2008 which would extend the 30 % tax credits for solar thermal systems through 2016.

Solar electricity and heat from one element

Submitted by Baerbel Epp on September 17, 2008

Hybrid collector Solarhybrid Hybrid collector from Germany: Solar cells lie within the cover plate of an otherwise conventional flat-plate collector. Photo: Solarhybrid

Cupori Group brings out cleaner copper tubes

Submitted by Baerbel Epp on September 17, 2008

The Finnish company Cupori Group Oy, which in the spring took over the copper business of Outokumpu Copper Tube, now supplies a copper tube with a particularly clean surface. At the Intersolar 2008 in Munich in June the company presented its new “Tub-e” copper tubes, although still under the old name. They are claimed to have a particularly clean surface thanks to a thermal cleaning process. According to Cupori, welding times during absorber manufacture are shorter with the new tubes.

Neuma Solar: 30 % More Absorber Surface within a Collector

Submitted by Baerbel Epp on September 14, 2008

Neuma solar collector Super solid: The Austrian manufacturer Neuma Solar presented the new collector Goliath Deluxe which can stand heavy snow loads.
Photo: Neuma Solar

Poland: Downwind for the Solar Thermal Market

Submitted by Baerbel Epp on September 14, 2008

watt poland commercial installationCommercial applications are on the rise in Poland: “Big building societies, hotels and hospitals are investing in solar thermal systems,” confirms export manager Jacek Paluch of the collector manufacturer Watt.
Photo: Watt

Viessmann: Own Production Facility for Vacuum Tubes in China

Submitted by Baerbel Epp on September 14, 2008

Viessmann will expand its own production plant for vacuum tubes near Beijing, China. The German manufacturer for heating systems had bought into an already existing German-Chinese joint venture in autumn of 2007. The German company Eurocol GmbH held 51% on the manufacturer Eurocon.

Clariant: Heat carriers for high stagnation temperatures

Submitted by Baerbel Epp on September 14, 2008

At the beginning of August the Swiss company Clariant brought a new heat transfer medium for solar thermal systems out onto the market under the name Antifrogen Sol HT. The antifreeze has been designed to survive stagnation temperatures of over 270 °C unscathed.

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