Vela Solaris

  • Woche der Sonne

    Low-Energy Buildings: Solar Thermal, PV or Heat Pump?

    What is the best way to supply heat and power to low-energy buildings? Although there is no single answer to this question, solarthermalworld.org simulated the installation of a solar thermal unit, a PV system, a heat pump and a gas boiler in a low-energy house in southern Germany...
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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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