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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

'World's longest DC cable' to connect Denmark and UK

'World's longest DC cable' to connect Denmark and UK

EUROPE: The Danish minister for energy, utilities and climate has approved funding for a power cable, more than 750km long, linking Denmark and the UK.

Tennet signs Borssele grid connection agreement

Tennet signs Borssele grid connection agreement

NETHERLANDS: Tennet will connect the 700MW Borssele III and IV sites in the North Sea to the Dutch mainland.

Bronze Age site found on East Anglia One cable route

Bronze Age site found on East Anglia One cable route

UK: Artefacts dating back as far as the Bronze Age have been discovered during an archaeological dig along the planned route of a 37-kilometre cable for the 714MW East Anglia One project.

Gasunie joins North Sea Wind Power Hub group

Gasunie joins North Sea Wind Power Hub group

EUROPE: Gas infrastructure company Gasunie has joined a partnership investigating the possible development of a wind power hub in the North Sea.

Tennet's North Sea wind power transfer in H1 jumps 50% year-on-year

Tennet's North Sea wind power transfer in H1 jumps 50% year-on-year

NETHERLANDS/GERMANY: Transmission system operator (TSO) Tennet transferred approximately 7.77TWh of wind energy in the North Sea in the first six months of the year.

Deepwater Wind storage plan in Massachusetts

Deepwater Wind storage plan in Massachusetts

UNITED STATES: Offshore wind developer Deepwater Wind has unveiled plans to install a 144MW offshore wind project, combined with a 40MWh Tesla battery system.

Siemens to build DolWin6

Siemens to build DolWin6

GERMANY: Transmission specialist Siemens will provide the platform and technology for the 900MW DolWin6 offshore wind link in the North Sea.

In Depth

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

Clearer path ahead under new grid connection rules

Legal uncertainty has played as big a role as technical and financial challenges in holding back the development of offshore wind energy in Germany. We take a close look at the new rules on grid connection liability

Election fever harms offshore wind prospects

With federal elections due in September, Germany's conservative/liberal coalition government has been adopting a wavering approach to renewables policy. Recent proposals to cut the cost of green energy growth have raised fears they will stall renewables expansion


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