District Heating

  • Photo: Bioenergie Wärmeservice

    Support for 90 Heat Network 4.0 feasibility studies

    On 1 July 2017, the German economy ministry began its support for feasibility studies on climate-friendly heat networks and their subsequent construction. At the time of writing, BAFA, the government agency managing the Heat Network 4.0 programme, said it had approved 90 studies and the...
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  • Illustration: PlanEnergi

    Danish SDH market reaches new milestone

    Denmark has consolidated its lead in the global solar district heating market, as capacity topped 1 GWth in August. The 120 solar district heating plants that are now in operation throughout the country total 1.1 GWth (around 1.6 million m²), according to statistics...
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  • Best practice examples of urban solar projects exceed expectations

    Best practice examples of urban solar projects exceed expectations

    Researchers working for the IEA Solar Heating and Cooling programme have created a list of urban solar heat projects that not only met but exceeded the ambitious aims set for them initially: Seven best-practice examples and two scoping studies of systems in Austria, Denmark, Germany, Sweden...
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  • Construction starts on Germany's largest SDH plant

    Construction starts on Germany's largest SDH plant

    On 21 June, local utility Stadtwerke Ludwigsburg-Kornwestheim (SWLB) was given the go-ahead to put up Germany's largest solar thermal field, a flat plate collector installation measuring 14,800 m² (9 MWth). Once it comes online, presumably by the end of this year, it will...
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  • Production line for Solar Keymark-certified parabolic trough collectors

    Production line for Solar Keymark-certified parabolic trough collectors

    At the beginning of May, parabolic trough collector manufacturer Absolicon inaugurated a new, automated production line at its headquarters in Härnösand, Sweden. After the town’s mayor, Andreas Sjölander, had cut the ribbon at the opening ceremony, attendees watched as a glass cover was...
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  • New Solar Keymark Network Rules Allow On-Site Testing

    New Solar Keymark Network Rules Allow On-Site Testing

    The Solar Keymark Network has expanded its range of options by including in situ testing. At a meeting in March 2019, a revised version of the Solar Keymark (SK) Scheme Rules was approved to allow collector efficiency tests in a real-life environment. It is now possible to create efficiency...
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  • The versatility of concentrating collectors

    The versatility of concentrating collectors

    By the end of 2018, more than 500,000 m² of concentrating collector area had been installed globally to provide heat for large commercial and industrial facilities. The biggest installations were started up in China and Australia in 2016 and in Oman in 2017, while a notable number of small...
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  • Stagnating market in Russia

    Stagnating market in Russia

    Compared to the size of the country, Russia’s solar thermal market was still small last year. Dr Semen Frid, who works at the Russian Academy of Sciences, or, more specifically, at its Joint Institute for High Temperatures (JIHT), estimates that 460 m² of collector area was added in 2018....
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  • Megawatt installations on the rise

    Megawatt installations on the rise

    The solar heating and cooling markets show a reversing trend. The majority of the largest markets outside of China saw demand increase for the first time since 2015. This trend change is due to several factors – improved cost-competitiveness of solar thermal systems, rising interest among...
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  • Support for renewable district heating in Slovenia

    Support for renewable district heating in Slovenia

    Following a break of 1.5 years, Slovenia will tender out more work for renewable district heating systems this month. Previous invitations in 2016 and 2017 led to the launch of 23 projects, 15 of which have been completed and eight are still ongoing. The infrastructure ministry, which made...
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  • Five multi-megawatt district heating plants under construction

    Five multi-megawatt district heating plants under construction

    Denmark’s turnkey system suppliers are dominating the European solar district heating market. Over the past weeks, they have begun construction on five solar fields larger than 10,000 m² (7 MWth), with four having been announced by Arcon-Sunmark and one by Aalborg CSP. All of...
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