On 11 August, Swissgrid completed the repair work of the Banlieue Ouest-Foretaille and Crans-Romanel 220 kV lines. It was possible to return them to service two weeks earlier than planned.
Pradella – La Punt line: ESTI gives Swissgrid the green light
Swissgrid has the go-ahead to commence assembly work for the reinforcement and construction of new pylons. The project will expand the security of supply in the canton of Grisons and increase the import capacity. As an alternative measure for the project, 1,100 pylons will be removed from the landscape.
Work begins on the La Bâtiaz – Le Verney underground link
Construction of the third and final section of the extra high voltage line linking the pumped storage power station in Nant de Drance to the power grid has started in Martigny in the Rhone valley
Swissgrid submits the planning approval procedure for Airolo – Lavorgo
Swissgrid is increasing the capacity of the extra-high voltage lines between the Ticino substations in Airolo and Lavorgo. It is the first time in Switzerland that a grid expansion project has been developed in such close cooperation with the canton.
Publication of the third report on the regional Generation Adequacy Assessment
The report contains the main outcomes of the third edition of the Pentalateral Generation Adequacy Assessment (PLEF GAA 3.0). The study was conducted by the transmission system operators (TSOs) of the seven countries that cooperate in the Pentalateral Energy Forum (PLEF) on behalf of their respective ministries.
Swissgrid has converted the existing line between Beznau and Birr to 380 kV. It marks the first time that an extended section of an extra-high voltage line has been laid underground. On 19 May, Swissgrid successfully commissioned the line a year earlier than planned.
The intensive, effective collaboration between the technical experts from the electricity industry and Swissgrid‘s specialists was well worth the effort. The new Transmission Code and Balancing Concept have been approved by the VSE Board and enter into force on 7 May 2020.
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