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News & in-depth analysis of wind energy technology, including wind turbines, turbine blades, drive trains, electricity transmission, smart grids and energy storage.

TPI Composites buys Senvion-owned engineering team

TPI Composites buys Senvion-owned engineering team

US-based blade manufacturer TPI Composites has acquired a team of engineers from Euros Group, which is owned by cash-strapped turbine manufacturer Senvion.

What do you do with 36,000 old blades?

What do you do with 36,000 old blades?

WindEurope has formed a new cross-sector platform with the continent's chemical and composite materials industries to advance new ways to recycle turbine blades.

Vestas and GE settle patent dispute

Vestas and GE settle patent dispute

Vestas and GE Renewable Energy have settled all disputes related to multiple claims of patent infringement, the two companies have announced.

News and analysis

'World's most powerful iron-based generator' to begin testing

Electromagnetic engineering firm GreenSpur Renewables is to begin testing what it claims is the world's most powerful ferrite-based direct-drive permanent magnet generator, but questions over funding remain.

Batteries included: UK's biggest onshore wind farm adds 50MW storage

Iberdrola's UK subsidiary ScottishPower is adding a 50MW lithium-ion battery - one of the largest in the UK - to its 539MW Whitelee onshore wind project in Scotland.

Nordex opens nacelle factory in Argentina

Nordex has officially opened a nacelle and hub production plant in Argentina.

Unplanned O&M costs to reach $8.5 billion this year

Onshore wind farm operators will spend nearly $15 billion on operations and maintenance (O&M) services in 2019, according to new research by analysts at Wood Mackenzie Power & Renewables (WMPR). Of this amount, 57% ($8.5 billion) will be spent on unplanned repairs and correctives prompted by component failures.

OEMs field-testing blade inspection tool

A new device call Notus promises to slash wind farm operation costs by scanning and detecting blade coating and surface faults using terahertz imaging -- a technology developed by US security agencies following the terrorist strikes in New York in September 2001.

In depth

Milestone or millstone? GE's 40-year turbine lifetime

Turbine manufacturer GE Renewable Energy and certification body TÜV Nord unveiled a 40-year design certification for one of the US manufacturer's onshore models in May, with plans to expand it across more products. But will this new evaluation become more widespread in the industry? Sara Knight looks at the pros and cons.

GE takes aviation's 'disruptive' technology into turbine design

GE Renewable Energy's technology chief believes the role of additive manufacturing could change the way wind turbines are produced.

WindTech: Researching and testing real-life solutions

RWTH Aachen's Centre for Wind Power Drives is a world-renowned hub for groundbreaking research in wind energy. Eize de Vries talks to its co-founder, Georg Jacobs, and two PhD researchers about their work and what drives them.

Snapshot: Testing heavyweight bearings for 10MW turbines

This huge spaceship-looking contraption will be testing the next generation of wind-turbine bearings as manufacturers press on into double-digit capacities and ever-growing loads

The innovations that are changing the face of the O&M market

As turbines grow taller and blades get longer, keeping them in working order throws up new challenges. We look at the trends in the service sector and pick out some innovative new solutions.

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