Unplanned Wind Turbine Repairs to Run Developers More than $8 Bn in 2019 Updated On Wed, Jun 5th, 2019 by Saurenergy Global onshore wind O&M costs will be $15 billion in 2019, of which $8.5 billion will be for unplanned repairs due to component failures, according to new research. Global onshore wind operation and maintenance (O&M) costs will reach nearly $15 billion in 2019. Of that number, 57% or $8.5 billion will be spent on unplanned […] Read more