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News & in-depth analysis and features of the offshore wind sector, including project updates, offshore wind technology, policy, vessels, undersea cabling and marine services.

Heerema’s Sleipnir semi-submersible crane vessel will be deployed for the 2GW programme (pic credit: Heerema)

Tennet awards contracts for 2GW offshore converter stations

Transmission system operator Tennet has signed multi-year framework agreements with Heerema Marine Contractors and Allseas for the transport and installation of multiple 2GW offshore platforms.

Singapore's Seatrium has won two contracts for offshore substation platforms for the Empire Wind 1 and 2 offshore wind farms (image credit: Seatrium)

Seatrium wins Empire Wind offshore substation platform deals

Singapore-based Seatrium has won contracts for offshore substations for the Empire Wind 1 and 2 offshore wind farms, being developed off New York's coast by a joint venture of Equinor and BP.

Four of the lease areas secured by PKN Orlen are off the coast of Kołobrzeg (pic credit: arkanex/Getty Images)

State-owned energy firms win Polish offshore wind leases

Oil refiner PKN Orlen and utility PGE Group have provisionally secured the rights to develop offshore wind farms at six more sites in the Polish Baltic Sea, meaning state-owned energy companies have won all of the sites awarded in leasing rounds.

Offshore News & Analysis

Denmark eyes state ownership in 14GW offshore tender plan

The Danish government and opposition parties have agreed to tender up to 14GW of offshore wind capacity due online in the next ten years, and – for the first time – for the state to own 20% of some of the projects on offer.

NKT to invest in new Swedish factory and cable-laying vessel

Cable supplier NKT has announced plans to build a new factory in Karlskrona, Sweden, and to invest in a new power cable installation vessel.

Corio and Hyperion join scramble for Portugal offshore wind

Offshore wind firm Corio and Portuguese renewables developer Hyperion will pursue offshore wind development in Portugal after the pair signed a memorandum of understanding (MoU).

Offshore wind giants target Australian tender

Consortia led by Aker Horizons-owned Mainstream Renewable Power and Belgian developer Parkwind have applied for feasibility licences for Australia’s first offshore wind zone in the Bass Strait off the state of Victoria.

Offshore In depth

Offshore wind must live up to its sustainability credentials

Offshore wind has impeccable sustainability credentials; however, the technology’s environmental potential may be at risk if current trends continue.

US policymakers must work with industry to meet offshore wind goals

The US Department of Energy (DoE) has released its offshore wind energy strategy, which details its efforts to deploy 30GW of offshore energy by 2030 and set the country on a pathway to 110GW by 2050.

GE has learned a hard lesson from its patent battle with Siemens Gamesa

Last month, Siemens Gamesa and GE agreed to an amicable settlement on offshore technology licensing across the US and other geographies.

New regular column: ‘On my radar’ with Eize de Vries

In the first of a new series on recent wind industry developments and new technologies, Eize de Vries looks at why some insiders are calling for the introduction of maximum turbine sizes; plus vessel updates from Europe and the US.

Multi-rotor research shows potential to slash system mass and cost

Eize de Vries talks to research partners from German and UK universities to discover what their analysis means for future technology evolution and commercialisation.