Published February 21, 2023 | Version v1
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Drivetrain Reliability Collaborative Update

  • 1. National Renewable Energy Laboratory (NREL)
  • 2. Argonne National Laboratory (ANL)

Description

This presentation discusses Operation & Maintenance (O&M) costs, the need for research to characterize failure modes, with the goal of improving drivetrain reliability, reducing uncertainty, and extending the life of the drivetrain.

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01 - Keller - DRC Update 82318.pdf

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References

  • Wiser, R. and M. Bolinger. 2021. Land-Based Wind Market Report: 2021 Edition (Technical Report). DOE/GO-102021-5611. U.S. Department of Energy: Washington, D.C, 2019. doi: 10.2172/1818841and Wiser, R., M. Bolinger, and E. Lantz. 2019. "Assessing Wind Power Operating Costs in the United States: Results from a Survey of Wind Industry Experts." Renewable Energy Focus, 30: 46–57. doi: 10.1016/j.ref.2019.05.003.
  • Keller, J. et al. 2016. Wind Turbine Drivetrain Reliability Collaborative Workshop: A Recap (Technical Report). DOE/GO-102016-4878. National Renewable Energy Laboratory (NREL), Golden, CO (US). http://www.nrel.gov/docs/fy16osti/66593.pdf.
  • Keller, J. et al. 2021. Wind Turbine Drivetrain Reliability and Wind Plant Operations and Maintenance Research and Development Opportunities. Golden, CO. National Renewable Energy Laboratory (NREL). NREL/TP-5000-80195. https://nrel.gov/docs/fy21osti/80195.pdf.
  • Gould, B.et al. 2021. "The Effect of Electrical Current on Premature Failures and Microstructural Degradation in Bearing Steel." International Journal of Fatigue 145 (106078). doi: 10.1016/j.ijfatigue.2020.106078.
  • Guo, Y. and J. Keller. 2020. "Validation of Combined Analytical Methods to Predict Slip in Cylindrical Roller Bearings." Tribology International, 148: 106347. doi: 10.1016/j.triboint.2020.106347.
  • Guo, Y. et al. 2020. "A Methodology for Reliability Assessment and Prognosis of Bearing Axial Cracking in Wind Turbine Gearboxes." Renewable and Sustainable Energy Reviews 127 (109888). doi: 10.1016/j.rser.2020.109888.
  • Guo, Y. et al. 2021. "Investigation of Main Bearing Operating Conditions in a Three-Point Mount Wind Turbine Drivetrain." Forschung im Ingenieurwesen. doi: 10.1007/s10010-021-00477-8.
  • Bergua Archeli, R. et al. 2021. Up-Tower Investigation of Main Bearing Cage Slip and Loads. NREL/TP-5000-81240. https://www.nrel.gov/docs/fy22osti/81240.pdf.