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- Publications
- Influence
Modeling of the Wind Turbine with a Permanent Magnet Synchronous Generator for Integration
- M. Yin, Gengyin Li, M. Zhou, C. Zhao
- Engineering
- IEEE Power Engineering Society General Meeting
- 24 June 2007
The paper presents the dynamic model and control schemes of a variable speed pitch wind turbine with permanent magnet synchronous generator (PMSG). The model includes a PMSG model, a pitch-angled… Expand
Accelerated Model of Modular Multilevel Converters in PSCAD/EMTDC
- J. Xu, C. Zhao, Wenjing Liu, Chunyi Guo
- Engineering
- IEEE Transactions on Power Delivery
- 2013
Modular multilevel converters (MMC) are an effective option for the continuously growing demands of voltage-sourced converter-based high-voltage direct-current (VSC-HVDC) transmission. However,… Expand
Harmonic Instability in MMC-HVDC Converters Resulting From Internal Dynamics
This paper reveals the existence of poorly damped resonant modes in the modular multilevel converter (MMC) that can result in harmonic instability. A small-signal model based on dynamic phasors is… Expand
A Pole-to-Pole Short-Circuit Fault Current Calculation Method for DC Grids
- C. Li, C. Zhao, J. Xu, Yuke Ji, F. Zhang, Ting An
- Engineering
- IEEE Transactions on Power Systems
- 15 March 2017
This paper proposes a generic pole-to-pole short-circuit fault current calculation method for dc grids. The calculation procedure begins from the simplified RLC equivalent model of a single modular… Expand
New Technologies of Modular Multilevel Converter for VSC-HVDC Application
This paper presents some new technologies of modular multilevel converter (MMC) for VSC-HVDC application. The origin of modular multilevel VSC and its essential working mechanism are clarified in… Expand
The use of averaged-value model of modular multilevel converter in DC grid
The paper investigates the applicability of averaged-value models (AVM) for modular multilevel converters (MMC) operating in a voltage sourced converter based high voltage dc (VSC-HVDC) grid. The AVM… Expand
Loss calculation method of modular multilevel HVDC converters
The modular multilevel converter (MMC) is a novel voltage source converter (VSC) topology with great potential for high voltage direct current (HVDC) transmission applications. The MMC-based HVDC… Expand
Reliability Analysis and Redundancy Configuration of MMC With Hybrid Submodule Topologies
- J. Xu, Penghao Zhao, C. Zhao
- Engineering
- IEEE Transactions on Power Electronics
- 1 April 2016
Modular multilevel converter (MMC) has become the most promising converter technology for high-voltage direct current (HVdc) transmission systems. MMC submodule (SM) topologies with dc fault… Expand
A Fast DC Fault Detection Method Using DC Reactor Voltages in HVdc Grids
TLDR
Research on dynamic characteristics of VSC-HVDC system
- G. Li, Gengyin Li, Haifeng Liang, C. Zhao, M. Yin
- Engineering
- IEEE Power Engineering Society General Meeting
- 16 October 2006
VSC-HVDC technology based on voltage source converter (VSC) and isolated gate bipolar transistor is a kind of novel HVDC technology for low power and long distance with flexible control and operation… Expand