Domestic Hot Water and Heating

  • SHC Solar Award: Five Finalists with Successful Support Policies

    SHC Solar Award: Five Finalists with Successful Support Policies

    Administrators of successful solar thermal support schemes are in the focus of this year’s Solar Award of the IEA Solar Heating and Cooling Programme (IEA SHC). The jury has chosen five finalists, of which one will receive the SHC Solar Award during the IEA SHC’s joint conference with ISES...
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  • Switzerland market statistics

    Switzerland: Strong Heat Pump and PV Competition

    There couldn’t be a starker contrast between the market development of two renewable heat segments: Whereas Swiss heat pump sales remained at around 18,400 units per year from 2014 to 2016, collector sales dropped significantly from 117,634 m² in 2014 to 66,699 m² last year. Market volume...
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  • Collector Installation in Hamburg

    IEA SHC Task 52: Solar Thermal’s Role in 2050 Energy Mix

    What role solar thermal will play in the energy sector in 2050 is one of the principal questions that the international Task 52 research project Solar Heat and Energy Economics in Urban Environments intends to answer. As part of this IEA Solar Heating & Cooling Programme task,...
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  • FEFU design study 1

    Russia: 25 Years of Sustainable Architecture

    Professor Pavel Kazantsev is an enthusiastic teacher of solar and sustainable architecture at the Far Eastern Federal University (FEFU) in Vladivostok, Russia. He encourages his students during the 3-year course on the Fundamentals of Sustainable Architecture to create eco-friendly designs...
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  • 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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  • Cover

    Renewable Global Futures Report: Experts Divided on Future of Heating

    Is the transition to 100 % renewables at global level a feasible and realistic objective? What share will renewably sourced heat have by 2050? Will the electrification of heat continue? These are three of more than 100 questions which were answered in interviews with 114 experts from all...
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  • Turkey Application

    Turkey: Vacuum Tubes in Residential, Flat Plate in Commercial Segment

    Turkey’s solar thermal market remained strong in 2016. However, sales figures are hardly easy to come by, as there is a formal market, on which businesses offer well-known brands, and an informal one, on which systems are supplied by unregistered small producers. Solar Thermals: Turkey...
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  • Brazil Market Development 2016

    Brazil: 2016 Market Statistics by Newly Founded Industry Association ABRASOL

    A recently introduced annual statistic by Brazil’s newly established industry association ABRASOL based in São Paulo shows that in 2016, the country was again the one with the third-largest number of new installations and the largest solar thermal market in South America. The 1,304,922 m²...
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  • wooden-frame solar collectors

    Germany: Troubling Times for Wooden In-Roof Collectors

    Wooden-frame solar collectors installed by the German cooperative BUSO Bund Solardach may have been the cause of at least 11 fires in 2015 and 2016, listed by solarsicherheit.com. It looks as if fire broke out during collector stagnation. BUSO, a cooperative of about 100 solar installers,...
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  • CSTIF

    China: Solar Process Heat and Space Heating and Cooling Rack Up Market Shares

    China’s shift away from residential towards commercial solar thermal applications continues: The collector area of newly installed solar water heaters in single-family buildings declined by 26 % in 2016, whereas the ‘engineering segment’ remained stable last year (see the table below). This...
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  • California Incentive Programme

    USA: Commercial Systems Dominate Californian Solar Thermal Market

    The California Solar Initiative (CSI) – Thermal Program seems to have stabilised at around 20,000 m² (or around 200,000 ft²) of subsidised collector area per year. Commercial applications dominate the statistics, although there was a spike in the share of residential systems in 2016. The...
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