Exploració per tema "voltage control"
Ara es mostren els items 1-11 de 11
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An overview of micro-grid architecture with hybrid storage elements and its control
(Comité Español de Automática (CEA-IFAC), 2017)
Text en actes de congrés
Accés obertThis paper discusses the role of hybrid energy storage systems in future grids to improve the penetration of renewable energy sources. The storage systems are essential in the future grids to improve the power quality and ... -
Custom power active transformer for flexible operation of power systems
(2017-08-15)
Article
Accés obertIEEE This paper presents a new transformer, i.e., the Custom Power Active Transformer (CPAT) which integrates both series and shunt power conditioning through power electronics in a single transformer. This is achieved ... -
Droop control design of multi-VSC systems for offshore networks to integrate wind energy
(2016-10-14)
Article
Accés obertThis research envisages the droop control design of multi voltage source converter systems for offshore networks to integrate wind power plant with the grids. An offshore AC network is formulated by connecting several ... -
Extended current limitation for unbalanced faults in MMC–HVDC–connected wind power plants
(2017-12-20)
Article
Accés restringit per política de l'editorialIEEE Modular multilevel converters (MMCs) are currently used in a number of high–voltage dc (HVdc) projects connecting very remote offshore wind power plants (WPPs) to shore. For this application the offshore high–voltage ... -
Frequency and voltage partitioning in presence of renewable energy resources for power system (example: North Chile power network)
(2016)
Text en actes de congrés
Accés obertThis paper investigates techniques for frequency and voltage partitioning of power network based on the graph-theory. These methods divide the power system into distinguished regions to avoid the spread of disturbances and ... -
Grid voltage regulation using a reset PI+CI controller for energy storage systems
(2018-01-01)
Article
Accés obertHybrid controllers are capable of improved performance over their linear counterparts. In particular, reset controllers like the PI+CI are capable of fast flat response for lag dominant plants. Grid connected power converters ... -
Increasing the hosting capacity of distribution grids by implementing residential PV storage systems and reactive power control
(2016)
Text en actes de congrés
Accés obertThe rapidly increasing number of implemented photovoltaic (PV) systems in the German distribution grid in recent years has led to power quality issues due to the intermittent generation and reverse power flows in periods of ... -
Modulation and capacitor voltage balancing control of a four-level active-clamped dualactive- bridge DC-DC converter
(Institute of Electrical and Electronics Engineers (IEEE), 2016)
Text en actes de congrés
Accés restringit per política de l'editorialThis paper proposes and demonstrates the feasibility of a dual-active-bridge converter built upon four-level active-clamped legs. A suitable modulation pattern is defined. The dc-link capacitor voltage balancing is analyzed ... -
Multi-terminal HVDC grids with inertia mimicry capability
(2016-06-23)
Article
Accés obertThe high-voltage multi-terminal dc (MTDC) systems are foreseen to experience an important development in the next years. Currently, they have appeared to be a prevailing technical and economical solution for harvesting ... -
Primary and secondary power control of multiterminal HVDC grids
(2010)
Comunicació de congrés
Accés obert -
Robust admittance shaping approach to grid current harmonic attenuation and resonance damping
(2018-09-01)
Article
Accés obertThis paper presents a novel grid current control of a grid-connected voltage source converter with an LCL filter. The proposed control method uses an H 8 synthesis method to shape the input admittance of the converter, to ...