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This paper presents small-signal impedance modeling of grid-connected three-phase converters for wind and solar system stability… Expand Presents Fundamentals of Modeling, Analysis, and Control of Electric Power Converters for Power System ApplicationsElectronic… Expand For demanding future applications in power transmission – like grid connection of large off-shore wind parks, solar thermic power… Expand This paper presents estimations of the shadow economies for 162 countries, including developing, Eastern European, Central Asian… Expand The ever increasing progress of high-voltage high-power fully controlled semiconductor technology continues to have a significant… Expand This paper reviews the power electronic applications for wind energy systems. Various wind turbine systems with different… Expand This paper presents a technical and economic analysis to evaluate the benefits and drawbacks of grid connecting offshore wind… Expand A VSC-MTDC (multi-terminal dc) system consists of voltage-source converters (VSCs) connected to a dc network at their dc… Expand Using various methods, the size of the shadow economy in 76 developing, transition, and OECD countries is estimated. Average size… Expand A tutorial account of variable structure control with sliding mode is presented. The purpose is to introduce in a concise manner… Expand