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Report of the Condition of a General Electric Transportation Systems Gearbox

Report of the Condition of a General Electric Transportation Systems Gearbox

By Jonathan Keller1, Mark Michaud2, and Scott Lambert1

1 National Renewable Energy Laboratory
2 REM Surface Engineering

1     Introduction   Wind power plant operation and maintenance (O&M) costs remain an appreciable contributor to the overall cost of wind energy, with a capacity-weighted average of $11/megawatt-hour (MWh) for projects installed since 2000 and $9/MWh for projects installed since 2010 [1]. These costs are higher than anticipated and at an unacceptable level…


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