Siemens Energy announced on June 22 that it would be withdrawing its profit assumptions and initiating a technical review of Siemens Gamesa’s onshore wind farm, which could cost over 1 billion euros. "This is a disappointing, bitter setback," Siemens Gamesa CEO Jochen Eickholt said in a June conference call. "The quality problems go well beyond what had been known hitherto, in particular in the onshore area."
The mechanical problems could affect 15 to 30 percent of the company’s wind turbine farms and take several years to repair. The day after the announcement, Siemens Energy’s shares dropped over 37 percent.A long list of issues at the link. This is only the first:
The company began an investigation into a damaged turbine at the Santo Agostinho wind farm that French energy company Engie SA is building in the northeast of Brazil, Bloomberg reported.
The installation—which is part of Siemens Gamesa’s new 5.X model of onshore wind farms with blades as long as 262 feet—has faced numerous quality control issues and has been shut down for the investigation.
80 meter, or 262-foot blades. I don't know the RPM, but somebody could calculate the speed of the blade tips. I hope the vultures can.