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News & in-depth analysis of offshore wind power and renewable energy markets, power purchase agreements, transmission networks, grids, energy storage, substations, supply interruption and transmission failures.

Latest News

Deutsche Bahn signs Germany's first offshore wind PPA

Deutsche Bahn signs Germany's first offshore wind PPA

German railway company Deutsche Bahn has signed the country's first power purchase agreement (PPA) for offshore wind in a deal to buy output from Innogy's 295MW Nordsee Ost for five years from 2024.

Californian communities in line for 1GW floater's power

Californian communities in line for 1GW floater's power

Local communities are expected to buy electricity from the 1GW Castle Wind offshore project, in development off Morro Bay in central California.

Wind's role in UK power cuts probed

Wind's role in UK power cuts probed

The UK transmission system operator (TSO) is investigating a large power outage in the UK, following the disconnection of a gas-fired power station and Ørsted's under-construction 1.2GW Hornsea One offshore wind farm.

Economics of renewable-powered EVs 'crush oil'

Economics of renewable-powered EVs 'crush oil'

The same capital investment today for wind and solar would produce up to seven times as much useful energy for electric vehicles (EVs) as it would for petrol-powered vehicles, according to a new analysis.

North Sea Power Hub 'feasible', developers claim

North Sea Power Hub 'feasible', developers claim

Connecting North Sea wind farms with artificial islands is both technically and economically feasible, according to a consortium developing a proposed energy island system.

Bladt wins Vineyard substation order

Bladt wins Vineyard substation order

Danish fabrication firm Bladt Industries has been awarded the deal to supply the US's first commercial-scale offshore wind project with a substation.

Maine governor endorses PPA for Aqua Ventus demonstrator

Maine governor endorses PPA for Aqua Ventus demonstrator

Maine's governor has demanded the state's Public Utilities Commission (PUC) approve the long-term power purchase agreement (PPA) for output from a two-turbine, 12MW demonstration offshore wind farm.

In Depth

Offshore wind more valuable than onshore in some areas

UNITED STATES: In densely populated regions such as the north-east, the proximity to major cities adds value to offshore wind projects, according to a new report.

Simplifying and lightening offshore turbines with compressed air energy storage

WORLDWIDE: Well-proven equipment and machinery can be deployed for the fast development of CAES-equipped wind turbines.

STX offers modular offshore substations

FRANCE: Maritime construction group STX France has launched a new modular design for offshore substations it said could cut energy costs by reducing delivery times, capital expenditure and operational costs.

Analysis: Siemens' radical substation plan

GERMANY: Siemens announced new significant potential for cost saving in grid technology for offshore wind at the EWEA Offshore conference and exhibition in Copenhagen last week.

Cabling standards hold key to cutting costs

The offshore wind sector is under significant pressure to reduce costs. One of the sectors where large savings could be made is the offshore electricity transmission network. We assess the contribution the German offshore network plan will make

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