Fig. 1. Half Bridge Submodule.
Fig. 1. Half Bridge Submodule.
Fig. 2. MMC (Modular Multi‐level Converter) Structure.
Fig. 2. MMC (Modular Multi‐level Converter) Structure.
Fig. 3. Typical IGBT and Diode on-state characteristics. (a) Real, (b) piecewise-linear approximation.
Fig. 3. Typical IGBT and Diode on-state characteristics. (a) Real, (b) piecewise-linear approximation.
Fig. 4. Conduction condition of IGBT and FWD.
Fig. 4. Conduction condition of IGBT and FWD.
Fig. 5. Submodule Conduction Operation. (a) Rectifier Mode, (b) Inverter Mode.(6)
Fig. 5. Submodule Conduction Operation. (a) Rectifier Mode, (b) Inverter Mode.(6)
Fig. 6. IGBT and Diode Conduction Period.
Fig. 6. IGBT and Diode Conduction Period.
Table 1. Parameters used in Losses Calculation of VSC HVDC Station
Table 1. Parameters used in Losses Calculation of VSC HVDC Station
Table 2. Loss Calculation Result of VSC HVDC Station
Table 2. Loss Calculation Result of VSC HVDC Station
참고문헌
- A. Lesnicar and R. Marquardt, "An innovative modular multilevel converter topology suitable for a wide power range," in Proc. IEEE Power Tech Conf., Bologna, Italy, 2003, p. 6.
- Lesnicar A, Marquardt R, "An innovative modular multilevel converter topology suitable for a wide power range," IEEE Power Tech Conference Proceedings, vol. 3, pp.Bologna, Italy, June. 2003.
- J.Dorn, H. Huang, and D. Retzmann, "A new multilevel voltage sourced converter topology for HVDC applications," in CIGRE Session, Paris, France, 2008.
- Liu Yang, Chengyong Zhao, and Xiaodong Yang,, "Loss Calculation Method of Modular Multilevel HVDC Converters," Electrical power and Energy Conference(EPEC), Oct. 2011.
- Dr. Dusan Graovac, Marco Purschel, "IGBT Power Losses Calculation Using the Data-Sheet Parameters", Infineon, Application Note, V1.1, January 2009.