Viessmann

  • “Digitalisation improves and streamlines the entire process”

    “Digitalisation improves and streamlines the entire process”

    Digitalisation is quickly transforming the heating market: While consumers are increasingly turning to online sources for advice, a growing number of heaters are being connected to the cloud. In an interview with solarthermalworld.org, Steffen Zimmermann, Managing Director of...
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  • World’s largest flat plate collector manufacturers in 2018

    World’s largest flat plate collector manufacturers in 2018

    2018 saw much consolidation in the global collector industry. In spite of a shrinking market around the world, however, the largest flat plate collector manufacturers managed to increase production output by 7 %. Their success was due to steadily growing sales in China and the bright...
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  • Remote control cuts energy bill

    Remote control cuts energy bill

    The heating industry is becoming increasingly digital, as evidenced by several new types of remote-control devices that were on display in the Energy halls of this year’s ISH, the world’s leading trade fair for bathroom design, building services, HVAC systems and renewable energy. The event...
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  • Five new solar-bioenergy villages in Germany

    Five new solar-bioenergy villages in Germany

    Five German bioenergy villages added solar fields to their district heating systems in 2018. It was a significant increase over 2017 and 2016, when only one larger field was commissioned once a year. Each village benefits from 100 % solar energy in summer, which leaves time to overhaul...
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  • World’s largest flat plate collector manufacturers in 2017

    World’s largest flat plate collector manufacturers in 2017

    The 2017 ranking of the world’s largest flat plate collector producers clearly shows the market dominance of Chinese companies. Even second-ranked Greenonetec, an Austrian collector manufacturer, is now majority-owned by the Chinese-based Haier Group. The...
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  • Workshop

    Solar thermal goes digital

    On 14 December 2017, members of industry associations Austria Solar and BSW-Solar met founders of start-ups to draw up digital strategies for solar thermal. One of the key findings from the one-day workshop in Vienna, Austria, was that “traditional solar thermal companies cannot take on...
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  • Linz workshop Task 54

    IEA SHC Task 54: Solar Thermal Cost Reductions

    The objective of IEA SHC Task 54 is to reduce the purchase price of solar thermal systems by up to 40 % across the entire value chain. To achieve this, the project partners have been evaluating technical and non-technical cost-saving potential, with low-cost materials, such as polymers, and...
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  • Serbia: EU Supports 903 m² Solar District Heating Installation

    Serbia: EU Supports 903 m² Solar District Heating Installation

    Throughout the last years, the EU has been criticised for many things, and the UK has now been the first to decide on leaving. Still, there are good examples of how the union can benefit even non-member countries. For instance, there is a project called Energy Efficiency – The Premise...
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  • Map District Heating in Germany

    Germany: Tool to Calculate Solar Feed into District Heating Network

    Interest in solar district heating is growing in Germany. A map by German research organisation Solites shows the systems currently in operation to be 23 totalling 49,600 m² of collector area (34.7 MWth). Last year saw the addition of four installations with a combined area of 12...
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  • Belarus: 287 Completed Systems Prove Growing Interest in Solar Heat

    Belarus: 287 Completed Systems Prove Growing Interest in Solar Heat

    The use of solar heat is becoming increasingly popular in Belarus, an eastern European country with around 10 million population. Official statistics from the Ministry of Energy put the number of systems installed across the country at 287; their combined collector area, however, has not...
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