Results 31 to 40 of about 356,866 (308)

Nonlinear Control of an AC-connected DC MicroGrid [PDF]

, 2016
New connection constraints for the power network (Grid Codes) require more flexible and reliable systems, with robust solutions to cope with uncertainties and intermittence from renewable energy sources (renewables), such as photovoltaic arrays.
Damm, Gilney, De Santis, Elena, Di Benedetto, Maria Domenica, Iovine, Alessio, Siad, Sabah Benamane   +4 more
core   +3 more sources

An improved decentralized control strategy for a PV hybrid energy storage system in an LVDC microgrid

Frontiers in Energy Research
This paper introduces an improved decentralized control strategy for a photovoltaic (PV) hybrid energy storage (HES) system (HESS) in a DC microgrid. The power sharing method of the HES system is discussed in depth.
Jianbiao Li, Jianbiao Li, Yong Chen, Yong Chen, Yue Wu, Xu Cheng, Xu Cheng, Ruixiong Yang, Ruixiong Yang   +8 more
doaj   +1 more source

Grid-Connected Adaptive Analysis and Control of the DC Wind Turbine Under the Grid-Side Transient Faults

IEEE Access, 2023
The grid-side transient fault ride-through problem seriously affects the stable operation of the grid-connected wind turbine. At present, the grid-connected adaptability analysis of DC wind turbine (DCWT) under the grid-side transient faults is still a ...
Zhanlong Li, Haiyang Han, Haiyun Wang, Qita Feng   +3 more
doaj   +1 more source

Power-Based Droop Control in DC Microgrids Enabling Seamless Disconnection From Upstream Grids [PDF]

, 1997
This paper proposes a local power-based droop controller for distributed energy resource converters in dc microgrids that are connected to upstream grids by grid-interface converters.
Atherton, C., Bakwin, P., Brasseur, G., Carroll, M., Dickerson, R., Doddridge, B., Emmons, L., Gerbig, C., Hauglustaine, D., Honrath, R., Hubler, G., Jacob, D., Jaffe, D., Kondo, Y., Levy, H., Munger, J., Penner, J., Rohrer, F., Sillman, S., Torres, A., VanVelthoven, P., Volz-Thomas, A., Wang, Y., Wauben, W.   +23 more
core   +1 more source

A Three-Level dc-dc Converter for Bipolar dc Power Grids: Analysis and Experimental Validation [PDF]

IECON 2020 The 46th Annual Conference of the IEEE Industrial Electronics Society, 2020
The concept of bipolar dc power grids has emerged, mainly due to the improvements in efficiency and offered flexibility when compared with unipolar architectures. Though, concerns of asymmetrical loads affecting voltage unbalances is the key challenge to overcome.
Vitor Monteiro, Tiago J. C. Sousa, Delfim Pedrosa, Sérgio Coelho, João Luiz Afonso   +4 more
openaire   +2 more sources

The Optimal Acoustic Measurement Point Selection for UHV Reactors in Substations Based on Equivalent Impedance and Information Entropy Theory

IEEE Access
The operation of an Ultra-High Voltage (UHV) shunt reactor generates significant acoustic signals containing crucial information. To accurately assess the various acoustic parameters of ultra-high voltage shunt reactors, it is crucial to establish an ...
Yingwen Li, Zhen Wei, Huilian Liao, Lin Li, Peizhong Zhang, Jingyun Zhao   +5 more
doaj   +1 more source

Integration of AC/DC Microgrids into Power Grids [PDF]

Sustainability, 2020
The Special Issue on “Integration of AC/DC Microgrids into Power Grids” is published. A total of six qualified papers are published in this Special Issue. The topics of the papers are the Optimal Power Flow (OPF), control, protection, and the operation of hybrid AC/DC microgrids. Nine researchers participated in this Special Issue.
openaire   +2 more sources

Scheme Design and Engineering Implementation of DC Grid-Connection and Accommodation of Photovoltaic Power

Zhongguo dianli, 2019
With the development of flexible DC technology, the construction of source-grid -load in distribution network is greatly enriched, and the new-type grid models become possible such as centralized photovoltaic DC grid-connection and DC power supply for ...
Zhaoxiang YANG, Hongjian LI, Lei CHEN, Xiangyu CHEN   +3 more
doaj   +1 more source

Long-Range Response to Transmission Line Disturbances in DC Electricity Grids

, 2014
We consider a DC electricity grid composed of transmission lines connecting power generators and consumers at its nodes. The DC grid is described by nonlinear equations derived from Kirchhoff's law.
Kettemann, Stefan, Labavić, Darka, Meyer-Ortmanns, Hildegard, Suciu, Raluca   +3 more
core   +1 more source

Analysis and observation of grid connected single phase inverter integration [PDF]

, 2020
A single-phase grid connected with a photovoltaic (PV) power system that will provide high voltage gain with state model analysis for the control of the system has been presented.
Ali Ateya, Ali Mohamed
core