The first wind turbine tower manufactured using a spiral welding technique is now in commercial operation. Proponents of the new approach say it could revolutionize onshore wind deployment by offering ...

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 ...

AMES, Iowa – Sri Sritharan called up a digital map of the United States and pointed to a dark blue band running through the middle of the country. That’s wind country. The blue band runs east from the ...

Denver's Keystone Tower Systems says it can cut the cost of wind energy with tech borrowed from pipemaking. It uses spiral welding techniques to roll sheet steel into huge turbine towers on-site, ...

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, ...

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 ...

AMES, Iowa – The U.S. Department of Energy has awarded Iowa State engineers $1 million to study how high-strength concrete can be used to build taller wind turbine towers. Sritharan said concrete ...

Rystad Energy's analysis reveals that Europe's demand for offshore wind towers will outstrip manufacturing capacity by 2028, with supply able to meet only about 70% of the demand. To prevent this, ...

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 ...