Green Buildings

  • Hybrid solutions maximise solar yield per area

    Hybrid solutions maximise solar yield per area

    A record 840 people registered for the PVT solutions for buildings and industry webinar in order to learn more about the wide range of applications in which hybrid PV-Thermal systems can be used. This two-in-one technology offers attractive payback periods whenever a constant amount of heat...
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  • Solar Energy Buildings to make cities fit for the future

    Solar Energy Buildings to make cities fit for the future

    Buildings account for around 40 % of the world’s primary energy consumption. Hence, they are the number one cause of resource consumption on earth. Because not every urban neighbourhood all over the world can be connected to district heating, local governments and building owners may need...
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  • Role of life-cycle costs in NZEB projects

    Role of life-cycle costs in NZEB projects

    How much does it cost to construct, run and maintain a Nearly Zero Energy Building? What energy efficiency and renewable options could work best for a given project? Answering these and other questions is the aim of ...
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  • Touring exhibition shows retrofits in 11 historic buildings

    Touring exhibition shows retrofits in 11 historic buildings

    In October, Vienna became the first venue for the new touring exhibition Historic Buildings Energy Retrofit Atlas. At the European Congress on the Use, Management and Conservation of Buildings of Historical Value held in Austria’s capital, 12 roll-up banners showed the positive impact that...
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  • Photo: Chr. Dahle, Aventa

    Webinar: How to use facades to generate solar energy

    The focus of the next IEA SHC Solar Academy webinar will be on the assessment, onsite monitoring and simulation of building-integrated solar systems. On 18 September, three experts who work for Task 56, Building Integrated Solar Envelope Systems for HVAC and Lighting, will share...
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  • Solar-heated homes promoted on Austrian TV

    Solar-heated homes promoted on Austrian TV

    National association Austria Solar has managed to bring solar-heated houses into the mainstream. On 9 November, Austria Solar’s Managing Director Roger Hackstock was interviewed for konkret, a consumer programme on ORF 2, one of Austria’s public TV channels. His loud and clear...
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  • Entirely solar-heated blocks of flats in Switzerland

    Entirely solar-heated blocks of flats in Switzerland

    Switzerland’s solar thermal market showed a slight increase last year, thanks to growing demand for solar hot water systems in multi-family houses. According to a press release from Switzerland’s solar industry association Swissolar on 11 July, glazed and unglazed collector area...

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  • Photo: ISFH, IEA SHC Task 60

    PVT increasingly used for net zero energy buildings

    A rising number of manufacturers and suppliers in Europe are offering combined photovoltaic and solar thermal systems, also known as PVT units. This was one of the main messages of the International Workshop on the Status of PVT Systems, organised by Fraunhofer ISE on 16 May 2018...
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  • Solar Facade

    Building-integrated solar envelopes: barriers to deployment

    Active and passive solar systems integrated into building envelopes are key to combatting climate change. However, there are many barriers which confine current solutions to the demonstration stage and prevent them from going mainstream. To increase the size of the market, researchers have...
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  • Dr Gao BCA Singapore

    How to approach green construction in the tropical zone

    While nearly zero energy projects in Europe focus on reducing heat demand, green buildings in tropical Singapore require lower cooling loads. To study and discuss methods to meet cooling needs, construction and energy experts from all around the world met in Singapore in late October for a...
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  • Villa Castelli

    IEA SHC: How to Turn Historic Structures into Nearly Zero Energy Buildings

    More than one-fourth of all residential buildings in Europe date from before 1945. Over the past decade, preservationists have taken to the idea of renovating historic structures in an energy-efficient manner. The planned IEA SHC task titled Deep Renovation of Historic Buildings Towards...
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  • IEA SHC: Thirty Net Zero Energy Buildings in One Book

    IEA SHC: Thirty Net Zero Energy Buildings in One Book

    The joint SHC Task 40 / EBC Annex 52 project Towards Net Zero Energy Solar Buildings has been one of the largest of the Technology Collaboration Programmes IEA Solar Heating and Cooling (SHC) / Energy in Buildings and Communities (EBC). As many as 86 experts from 19 countries collaborated...
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