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!

  • From close by names become recognisable. These are the substations of Swissgrid.

    Art meets Engineering – making data tangible

    Electricity is the lifeblood of our modern society; it drives us silently and invisibly. It always takes the path of least resistance; to make it tangible and depict it seems impossible. Not so for Nadieh Bremer.
    Read article
  • New foundations exactly along the line

    When an ultra-high-voltage line has to adapt to the local terrain

    Most ultra-high-voltage lines in Switzerland are situated in zones with natural hazards that are often difficult to avoid.
    Read article
  • The operator controls from the window

    La Bâtiaz – Le Verney: divers to the rescue

    What do professional divers have to do with the construction of an extra-high-voltage link? To find out, you first need to know that the mini-tunneller, Giorgia, is currently drilling out the gallery to house the extra-high-voltage link between the substation at La Bâtiaz and Le Verney in Martigny.
    Read article
  • Pioneering Gotthard project as multifunctional infrastructure

    Given the large number of tunnels in Switzerland and the frequently expressed need for more extra-high voltage lines to be cabled, bundling these and other infrastructures together would seem to make sense and is envisaged in relation to individual projects. However, the synergies created by the Gotthard line cabling cannot be transferred to just any grid project.
    Read article
  • Studio Generale: Exploiting synergies together

    In the interview, Roberto Pronini, Director of Azienda Elletrica Ticinese, tells us about his experience of the Studio Generale on high- and extra-high-voltage grids from the company’s point of view.
    Read article
  • Power lines and regional planning go hand in hand in Ticino

    Thanks to the Studio Generale, Ticino has been playing a pioneering role in fostering dialogue and the search for synergies since 2013. Studio Generale is a cantonal working group that brings together Swissgrid, SBB and AET to work on a common goal: the search for synergies and optimisation of power line routes tailored to suit the landscape. The parties’ goal is to ensure the continuing security of the electricity supply in harmony with regional planning.
    Read article
  • It’s all about the resistance

    The transition towards sustainable energy sources requires the extra-high-voltage grid to be upgraded and expanded to comply with the amount of electricity that will need to be transmitted in the future.
    Read article
  • «The systems and processes worked correctly»

    On 8 January 2021, a grid frequency deviation occurred in Europe. ENTSO-E published an intermediate report on the incident on 26 February. In an interview, Markus Imhof, Head of Balancing & Scheduling, explains the role that Swissgrid played in this event.
    Read article
  • A facelift for a pillar of the community

    Swissgrid and SiL have renovated their electrical facilities at the Romanel substation. The work has now been completed. Yves-André Bagnoud, Head of the Research & Project Office at Lausanne industrial Services (SiL), tells us about the history of this substation and its importance for SiL.
    Read article
  • From the Tube Map to a new Swiss grid map

    6,700 kilometres of lines, 12,000 pylons and 141 substations – the Swiss extra-high-voltage grid is a complex web. This becomes particularly apparent when it is to be represented graphically.
    Read article
  • Swissgrid replaces a relic from the post-war period

    High above Rhäzüns, Swissgrid replaced the pylon of a 380-kilovolt line in a construction period lasting only two months.
    Read article
  • Energy infrastructure: where and how much?

    The grid needs to be upgraded and expanded in line with demand to ensure the successful implementation of the Energy Strategy 2050. That much is clear. But grid projects often take longer than planned. Why is that?
    Read article



Please select a title.

Please enter your first name.

Please enter your last name.

Please enter a valid e-mail address.

Please enter your message.

Please click the checkbox.