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Ramping up renewable energy: Siemens Energy connects Italy's largest islands to the mainland
HVDC link between mainland Italy, Sicily and Sardinia enables exchange of up tp one gigawatt for each interconnection
Improved efficiency, security of supply and better integration of renewable energy
For Italy to
benefit from renewable energy in the future, the islands of Sardinia, Sicily
and the Italian mainland must be able to flexibly exchange electricity. Siemens
Energy will make this possible by providing the high-voltage direct current
(HVDC) transmission technology to a 970 km long power link. Italian
transmission system operator Terna has awarded the consortium of Siemens Energy
and Italy's FATA (part of Danieli group) a contract to supply four converter
stations for the "Tyrrhenian Link" project. The HVDC link will enable more efficient use of renewable
energy, increase stability of the power grids, and enable the close down of coal-fired power
plants on the two islands to
reduce CO2 emissions. The order volume
for Siemens Energy amounts to just under one billion euros.
HVDC link between mainland Italy, Sicily and Sardinia enables exchange of up tp one gigawatt for each interconnection
Improved efficiency, security of supply and better integration of renewable energy
For Italy to
benefit from renewable energy in the future, the islands of Sardinia, Sicily
and the Italian mainland must be able to flexibly exchange electricity. Siemens
Energy will make this possible by providing the high-voltage direct current
(HVDC) transmission technology to a 970 km long power link. Italian
transmission system operator Terna has awarded the consortium of Siemens Energy
and Italy's FATA (part of Danieli group) a contract to supply four converter
stations for the "Tyrrhenian Link" project. The HVDC link will enable more efficient use of renewable
energy, increase stability of the power grids, and enable the close down of coal-fired power
plants on the two islands to
reduce CO2 emissions. The order volume
for Siemens Energy amounts to just under one billion euros.
"The
expansion of power grids must receive the same attention as the expansion of
renewable energies," says Tim Holt, member of the Managing Board of
Siemens Energy. "Italy has excellent conditions for renewable power
generation. The project will ensure that the regions involved can also derive
the best possible economic benefits from this and help Italy achieve a more
sustainable and secure power supply."
To meet the EU’s Fit-for-55 targets by 2030,
it will be necessary to install in Italy 70 gigawatts of new renewable energy capacity
to reach at least 65 percent share in gross electricity consumptions.
Interconnecting Italy's largest islands and the mainland will make it possible
to flexibly transport green energy to where it is needed.
Tyrrhenian
Link is Siemens Energy's first HVDC project in Italy. The energy technology
company will build four converter stations at the respective end points of the
two sections of the link: The East Section of the link connects Campania on the
Italian mainland with Sicily, while the West Section connects Sicily with
Sardinia. The stations convert alternating current fed from the respective
local grid into direct current for transport via undersea cables. The station
at the other end of the line converts the electricity back into alternating
current so that it can be fed back into the regional grid. In this way, a total
of up to one gigawatt of green power for each interconnection can be
efficiently transported over the long distances at a DC voltage of 500
kilovolts.
Siemens Energy
will manufacture the main components of the four stations, such as the
converter technology, transformers, and switchgear, in Europe. Consortium
partner FATA, in sub-consortium with Italian construction companies Impresa
Manca Costruzioni Generali S.p.A. and Pizzulo Costruzioni s.r.l., will be
responsible for the civil works, electromechanical installation, construction
of ancillary facilities and pre-commissioning support. The
completion of construction of the converter stations is scheduled for the end
of 2028.
Siemens Energy is one of the world’s leading energy technology companies. The company works with its customers and partners on energy systems for the future, thus supporting the transition to a more sustainable world. With its portfolio of products, solutions and services, Siemens Energy covers almost the entire energy value chain – from power generation and transmission to storage. The portfolio includes conventional and renewable energy technology, such as gas and steam turbines, hybrid power plants operated with hydrogen, and power generators and transformers. More than 50 percent of the portfolio has already been decarbonized. A majority stake in the listed company Siemens Gamesa Renewable Energy (SGRE) makes Siemens Energy a global market leader for renewable energies. An estimated one-sixth of the electricity generated worldwide is based on technologies from Siemens Energy. Siemens Energy employs around 92,000 people worldwide in more than 90 countries and generated revenue of €29 billion in fiscal year 2022.