ADMIE: Lifting of the underwater electrical interconnections of the Ionian Sea – 2024-06-05 18:35:27

On the last stage of tender analysis for the number of a contractor is the ADMIE tender, with an preliminary price range of 66 million euros, for the improve of the Zakynthos-Kefalonia and Kefalonia-Lefkada electrical interconnections.

Technological enhancements

Right now all the pieces Ionian Islands are related to the high-voltage electrical system, nonetheless, many elements of it want strengthening as a way to enhance the extent of safety for energy provide, to extend the transmission capability and the steadiness restrict of the Nationwide Electrical energy Transmission System (ESMIE) and to make the mandatory technological enhancements.

The 108.9 million price range undertaking

Particularly, the general improve of the 150 kV circuits within the Ionian Islands loop, with a complete price range of 108.9 million euros (for all seven particular person tasks) is estimated to be prepared in 2026.

Consists of loop improve Lefkada – Argostolichanging the previous submarine cable connection Lefkada – Kefallinia with a brand new 150 kV submarine cable to strengthen the connection Aktio – Lefkada – Argostoli.

As well as, as a result of impossibility of discovering spare elements for the outdated oil cables put in within the southern Ionian loop, the substitute of the submarine cable was additionally deliberate Kyllini – Zakynthoswhich was experiencing oil leakage issues, as was the submarine cable Kefalonia – Zakynthos with a brand new 150 kV interconnection. Particularly for the 2 interconnection tasks Zakynthos – Kefalonia and Kefalonia – Lefkada of the €66 million tender is estimated to be accomplished by the tip of 2025.

Ongoing

On the similar time, the work of strengthening {the electrical} system for its energy provide is in progress Corfu, with a price range of roughly 49 million euros, which shall be accomplished in 2026. Nonetheless, a number of sub-projects have already been commissioned on the finish of 2023, reminiscent of the brand new 150 kV cable line Corfu I – Corfu II, whereas the substitute undertaking for the Kyllini cable connection has additionally been accomplished – Zakynthos. To make sure the protected provide of the island’s substations, the restoration of a 3rd highway connecting Corfu with ESMIE at 150 kV by the Igoumenitsa substation with a brand new route is deliberate.

Supply: ot.gr