Jonathan Keller

发表

Wind Turbine Drivetrain Reliability Collaborative Workshop: A Recap

Jason Cotrell, Shuangwen Sheng, Jonathan Keller, 2016 .

Gearbox Reliability Collaborative Investigation of High-Speed-Shaft Bearing Loads

Yi Guo, Jonathan Keller, 2016 .

Atmosphere to Electrons: Update on Strategic Plan for Wind Plant Reliability; NREL (National Renewable Energy Laboratory)

Jonathan Keller, C. Westergaard, 2015 .

Characterization of the High-Speed-Stage Bearing Skidding of Wind Turbine Gearboxes Induced by Dynamic Electricity Grid Events: Preprint

Patrick Guillaume, Yi Guo, Jan Helsen, 2016 .

Gearbox 2 High-Speed Shaft Loads Analysis; NREL (National Renewable Energy Laboratory)

B. McNiff, Jonathan Keller, Yi Guo, 2015 .

Theoretical and experimental study on gear-coupling contact and loads considering misalignment, torque, and friction influences

Robert Errichello, Yi Guo, Scott Lambert, 2016 .

Wind Turbine Tribology Seminar - A Recap

Shuangwen Sheng, Jonathan Keller, Aaron Greco, 2012 .

A 2.3-MW Medium-voltage, three-level wind energy inverter applying a unique bus structure and 4.5-kV Si/SiC hybrid isolated power modules

William L. Erdman, David Grider, Edward VanBrunt, 2015, 2015 IEEE Applied Power Electronics Conference and Exposition (APEC).

Effects of floating sun gear in a wind turbine's planetary gearbox with geometrical imperfections

Torgeir Moan, Zhen Gao, Amir Rasekhi Nejad, 2015 .

Gearbox Reliability Collaborative Analytic Formulation for the Evaluation of Spline Couplings

Robert Errichello, Yi Guo, Jonathan Keller, 2013 .

Combined Effects of Gravity, Bending Moment, Bearing Clearance, and Input Torque on Wind Turbine Planetary Gear Load Sharing: Preprint

Yi Guo, W. LaCava, Jonathan Keller, 2012 .

'GRC1.5': Uptower Gearbox Testing to Investigate Bearing Axial Cracking

B. McNiff, Jonathan Keller, David Vaes, 2016 .

Equipment health diagnosis and prognosis using hidden semi-Markov models

Ming Dong, David He, Prashant Banerjee, 2006 .

Experimental investigation of bearing slip in a wind turbine gearbox during a transient grid loss event: High-speed stage bearing slip during grid loss event

Yi Guo, Jan Helsen, Patrick Guillaume, 2016 .

Innovative Medium-Speed Drivetrain Design Program and Dynamometer Testing; NREL (National Renewable Energy Laboratory)

Jonathan Keller, C. Halse, J. Keller, 2015 .

Wind Turbine Drivetrain Testing and Research at the National Renewable Energy Laboratory (Presentation)

Jonathan Keller, 2014 .

Gearbox Reliability Collaborative Phase 3 Gearbox 2 Test

Jonathan Keller, Robb Wallen, J. Keller, 2016 .

Torsional Vibration in the National Wind Technology Center’s 2.5-Megawatt Dynamometer

Latha Sethuraman, Jonathan Keller, Robb Wallen, 2016 .

Planetary gear load sharing of wind turbine drivetrains subjected to non‐torque loads

W. LaCava, Jonathan Keller, Yi Guo, 2015 .

Dynamic Analysis of Wind Turbine Planetary Gears Using an Extended Harmonic Balance Approach

Yi Guo, Jonathan Keller, J. Keller, 2012 .

Investigation of high‐speed shaft bearing loads in wind turbine gearboxes through dynamometer testing

Yi Guo, Jonathan Keller, 2018 .

Nonlinear dynamics and stability of wind turbine planetary gear sets under gravity effects

Robert G. Parker, Yi Guo, Jonathan Keller, 2014 .

The DOE Next-Generation Drivetrain for Wind Turbine applications: Gearbox, generator, and advanced Si/SiC hybrid inverter system

William L. Erdman, Jonathan Keller, 2016, 2016 IEEE Energy Conversion Congress and Exposition (ECCE).

Material Wear and Fatigue in Wind Turbine Systems

Shuangwen Sheng, Jonathan Keller, Aaron Greco, 2013 .

Wind turbine drivetrains: state-of-the-art technologies and future development trends

Henk Polinder, Sofia Koukoura, Alasdair McDonald, 2021, Wind Energy Science.

Wind Turbine Drivetrain Reliability and Wind Plant Operations and Maintenance Research and Development Opportunities

Jonathan Keller, Aaron Greco, Shawn Sheng, 2021 .

MADE3D: Enabling the next generation of high-torque density wind generators by additive design and 3D printing

Shreyas Ananthan, Latha Sethuraman, Jonathan Keller, 2021, Forschung im Ingenieurwesen.

Surface topography and tribology of cast iron in boundary lubrication

Jonathan Keller, Vincent Fridrici, J. Keller, 2009 .

Comparison of planetary bearing load-sharing characteristics in wind turbine gearboxes

Yi Guo, Jonathan Keller, J. Keller, 2018, Wind Energy Science.