The first commercial spiral-welded wind turbine tower has begun operation – here’s what it is and why it matters. The spiral-welded wind turbine tower was built by GE Renewable Energy and wind turbine ...

Keystone Tower Systems and GE Renewable Energy recently unveiled the world's first spiral-welded tower on a 2.8 MW GE turbine, marking a significant turning point in the development of tapered spiral ...

Building towers for wind turbines 10 times faster and up to twice as tall as today’s conventional technology is something for prime-time news. The new technology can help speed up the deployment of ...

You won’t be surprised to read that Iowa is big farm country. If you’ve ever driven through the state, you doubtless noticed the vast expanses of land given over to agriculture. By some estimates, ...

Editor’s Note: Call to Earth is a CNN editorial series committed to reporting on the environmental challenges facing our planet, together with the solutions. Rolex’s Perpetual Planet Initiative has ...

AMES, Iowa – Hydraulic equipment in two civil engineering labs recently pushed and pulled at test sections of a new kind of wind turbine tower, simulating the heavy, twisting loads that towers have to ...

The safety of wind turbines can be severely compromised by resonance between wind turbine towers and rotors. Traditional methods for measuring the natural frequency of wind turbine towers require ...

A subsidiary of the China State Shipbuilding Corp. (CSSC) has unveiled components for what would be the world’s largest and most-powerful wind turbine, an 18-MW product that tops the recent launching ...