Working alongside the utility, Siemens will carry out “final testing” on its “market-ready” SWT-6.0-154 turbine, which boasts a 154-metre rotor-blade diameter, before moving into serial production.

Using language that will bolster expectations for a final commitment on its proposed turbine factory in Hull, northeast England, Siemens Wind’s Jan Kjaersgaard said: “The United Kingdom is backing our technology in a particular way.”

“We