Article ID | Journal | Published Year | Pages | File Type |
---|---|---|---|---|
10401498 | Electric Power Systems Research | 2011 | 11 Pages |
Abstract
Voltage-current characteristics and equilibrium points for the DC voltages of multiterminal HVDC systems using voltage source converters are discussed. The wind farm rectifiers and grid connected inverters are analyzed through their operating modes, governing equations and graphical characteristics. Using the converter equations and the HVDC grid conductance matrix the equilibrium voltages and currents are found. Case studies are presented considering wind power generation, loss of a converter and voltage sags in the AC grid.
Keywords
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Physical Sciences and Engineering
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Energy Engineering and Power Technology
Authors
Oriol Gomis-Bellmunt, Jun Liang, Janaka Ekanayake, Nicholas Jenkins,