C. Sulzberger, "Triumph of AC from Pearl Street to Niagara," IEEE Power and Energy Mag., vol. 1, no. 3, pp. 64-67, May/Jun. 2003.
L. Max and S. Lundberg, "System Efficiency of a DC/DC Converter based Wind Farm," Wind Energy, vol. 11, no. 1, pp. 109-120, Jan./Feb. 2008.https://doi.org/10.1002/we.259
F. Mura and R. W. D. Doncker, "Design Aspect of a Medium-Voltage Direct Current (MVDC) Grid for a University Campus," in Proc. IEEE ECCE Asia (ICPE ECCE), pp. 2359-2366, May 2011.
M. Liserre, G. Buticchi, M. Andresen, G. D. Carne, L. F. Costa, and Z. X. Zou, "The Smart Transformer: Impact on the Electric Grid and Technology Challenges," IEEE Ind. Electron. Mag., vol. 10, no. 2, pp. 46-58, Jun. 2016.https://doi.org/10.1109/MIE.2016.2551418
S.-M. Kim, J.-S. Lee, and K.-B. Lee, "A Modified Level-Shifted PWM Strategy for Fault Tolerant Cascaded Multilevel Inverters with Improved Power Distribution," IEEE Trans. Ind. Electron., vol. 63, no. 11, pp. 7264-7274, Nov. 2016.https://doi.org/10.1109/TIE.2016.2547917
M.-G. Jeong, H. U. Shin, J.-W. Baek, and K.-B. Lee, "An Interleaving Scheme for DC-Link Current Ripple Reduction in Parallel-Connected Generator Systems," Journal of Power Electron., vol. 17, no. 4, pp. 1004-1013, July 2017.https://doi.org/10.6113/JPE.2017.17.4.1004
U.-M. Choi, F. Blaabjerg, and K.-B. Lee, "Reliability Improvement of a T-type Three-Level Inverter with Fault-Tolerant Control Strategy," IEEE Trans. Power Electron., vol. 30, no. 5, pp. 2660-2673, May 2015.https://doi.org/10.1109/TPEL.2014.2325891
J.-S. Lee and K.-B. Lee, "Open-Circuit Fault Tolerant Control for Outer Switches of Three-Level Rectifiers in Wind Turbine Systems," IEEE Trans. Power Electron., vol. 31, no. 5, pp. 3806-3815, May 2016.https://doi.org/10.1109/TPEL.2015.2464803