Blog

Electricity is always flowing and the energy sector is always active – 24/7, 365 days a year. New grid projects, exciting facts about electricity, digitalisation, innovations, the environment – we regularly publish informative articles on a wide range of topics. Always up-to-date, always with our finger on the pulse. Welcome to our blog!

  • «The electricity supply of the future needs both copper and intelligence»

    More and more solar plants, heat pumps and charging stations are being installed in Switzerland. What does this mean for the distribution grid? We asked two specialists from Energie Thun AG.
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  • The grid of the future needs the cantons

    When it comes to the grid of the future, the cantons are an important player too. In an interview, two experts discuss how they could play an even greater role.
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  • «Price signals are probably the strongest argument.»

    Electricity no longer seems to be available as a matter of course. We need to change our behaviour in order to utilise this resource in a more sustainable way. A conversation with Dr Christian Berger, research associate at the University of Bern’s Institute for Organisation and Human Resource Management (IOP).
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  • Teaser image with key visual

    The grid must always be taken into account when installing a solar plant

    Large solar plants are to be built in the Swiss mountains by as early as 2025. This represents a challenge for grid operators: they have to implement the grid connections.
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  • Fionnay, Val de Bagnes, in the winter sun

    The Fionnay cave

    The Swissgrid substation at Fionnay GD in the Valais, which is located in a mountain cave, has been renovated. This is where the energy generated by the Fionnay / Grande Dixence power plant is fed into the electricity transmission system.
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  • Here comes the sun

    The expansion of domestic production capacity is essential in order to ensure a successful energy transition in Switzerland and to strengthen security of supply in the long term. This became even clearer in the light of the supply situation in the winter of 2022/2023.
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  • Power shortages vs. power system failures

    Power shortage and power system failure are two terms that are often confused. But they do not mean the same thing. In the event of a power system failure, there is enough energy in the system in principle. However, a chain of unfortunate circumstances leads to a power failure. In a power shortage, on the other hand, production capacity is insufficient to meet demand.
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  • A hot topic

    In Switzerland, a heat wave has no significant impact on the management of the extra-high-voltage grid.
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  • In the future, we will need less energy but more electricity.

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  • For a secure supply of energy in the Upper Valais

    Swissgrid is modernising the extra-high-voltage grid in the Upper Valais for future operation at a voltage of 380 kilovolts.
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  • Six cable heads

    Out in the open

    The assembly of the cable connection gantry for the La Bâtiaz – Le Verney underground link and the replacement of pylon 51 on the Chamoson – Romanel 380 kV overhead line are under way at the Verney construction site in Martigny. These two elements are essential for connecting the underground link to the Swiss extra-high-voltage grid. The underground cable link is scheduled to be commissioned in spring 2022.
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  • How do substations and transformers work?

    In the new brochure “Substations and Transformers – Important Elements in the Transmission Grid”, we describe the role of switchgear and transformers in the transmission grid in simplified terms.
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