Siemens Energy saw $6.3 billion wiped off its market capitalization on Friday after warning that the impact of quality problems at its Siemens Gamesa wind turbine business would be felt for years.The group scrapped its 2023 profit outlook late…<p><p>https://www.marinelink.com/news/siemens-energy-shares-tumble-wind-turbine-506045</p></p>