District Heating

  • Solar District Heating in Nykobing

    Solar District Heating in Nykobing


    The solar thermal district heating plant in Nykobing, on the Danish island of Sjælland, started operation in July 2014, after one year of construction time. The official inauguration in September coincided with the celebration of the 50th anniversary of the district heating network. Nykobing...

  • Europe: Online Database on Large-Scale Solar Heating Plants

    Europe: Online Database on Large-Scale Solar Heating Plants

    The database on Europe’s largest solar heating plants, which can be found on the EU project SDHplus website, dates back to 1997. In the meantime, it has grown to 131 solar heating plants totalling a collector area of 586,000 m² (410 MWth). The first plants included...
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  • Austria: Solar Thermal to Breathe New Life into Vienna’s Urban Development

    Austria: Solar Thermal to Breathe New Life into Vienna’s Urban Development

    By 2050, Austria’s capital Vienna wants to cover half of its heat demand by solar thermal energy, it says in the Seven Energy Assumptions (Sieben Energiethesen) presentation, which was held by Bernd Vogl at the beginning of October. The photo shows the panel discussion during which...
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  • Solar Thermal Integration into a District Heated Small House (2014)

    The VTT Technical Research Center of Finland presented a study on solar thermal integration into a district heated small house at the 14th International Symposium on District Heating and Cooling which took place in Stockholm from 7 to 9 September.  The purpose of this study is to analyse...

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  • Austria: “Heat networks must enable decentralised feed-in options”

    Austria: “Heat networks must enable decentralised feed-in options”

    “Renewables have turned the world of electricity upside down,” the former Managing Director of Austria Solar, Roger Hackstock, writes in his book Energiewende - Die Revolution hat schon begonnen (roughly translated as Energy Transformation – The Revolution Has Already...
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  • 26.3 MWth Supply Heat for 1,350 customers in Dronninglund, Denmark

    26.3 MWth Supply Heat for 1,350 customers in Dronninglund, Denmark



    The output of the 26.3 MWth collector field and the 61,700 m³ seasonal pit heat storage in the Danish town of Dronninglund is said to meet half of the annual heat demand of the plant’s 1,350 customers. The system was inaugurated in May 2014. According to the local district heating...

  • Saudi Arabia: Women’s University with Solar District Heating

    Saudi Arabia: Women’s University with Solar District Heating



    A 25.4 MWth plant produces heat for the women’s university in Saudi Arabia, the Princess Nora Bint Abdul Rahman University in Riyadh. The campus offers space for 40,000 students, lecturers and other staff, 13 faculties, accommodations, research facilities and a hospital. The collectors...

  • Solar Covers 55 % of Heat Demand of 1,500 Households

    Solar Covers 55 % of Heat Demand of 1,500 Households

    The new seasonal pit heat storage Sunstore 4 with a volume of 75,000 m3 is at the heart of Marstal’s extended solar district heating network. The town on the Danish island of Ærø receives 55 % of its heat from the 23 MWth solar thermal field, of which 12.6 MWth were installed...

  • Denmark: 37 MW Field with 203,000 m³ Storage Underway

    Denmark: 37 MW Field with 203,000 m³ Storage Underway

    Construction has begun on another large-scale installation: This time, the new number one solar thermal plant in the world will be in Vojens, a small town in southern Denmark, near the city of Kolding. The customer is Vojens District, which signed a contract with Danish collector...
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