Results 61 to 70 of about 123,459 (289)

Application of molecular simulation in transformer oil–paper insulation

The Journal of Engineering, 2019
Molecular simulation technology is a new technology emerging with the rapid development of computer technology. It has the advantages of clear microscopic models, in-depth and precise calculation etc., it has been widely used in the oil–paper insulation ...
Xia Xiao, Wenyan Yang, Linduo Li, Tingting Zhong, Xiaolin Zhang   +4 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

Nonisolated High Step‐Up DC‐DC Ćuk Converter Based on Coupled Inductors

International Journal of Circuit Theory and Applications, EarlyView.
A nonisolated high step‐up DC‐DC Ćuk converter based on coupled inductors and voltage multiplier cell (VMCs) is proposed and thoroughly assessed. ABSTRACT This work presents a nonisolated high step‐up DC‐DC Ćuk converter, specifically designed for nanogrid applications.
Manuel de Oliveira Vasconcelos Júnior, Francilino Carneiro de Araújo, Antonio Alisson Alencar Freitas, Marcus Vinicius Silverio Costa, Fernando Lessa Tofoli, Fernando Luiz Marcelo Antunes, Edilson Mineiro Sá Jr., Kleber Cesar Alves de Souza   +7 more
wiley   +1 more source

Kullback–Leibler Divergence‐Based Fault Detection Scheme for 100% Inverter Interfaced Autonomous Microgrids

Energy Science & Engineering
The development of a dependable and secure protection system is critical for further integration of renewable energy sources into electrical energy systems.
Ali Mallahi, Iman Sadeghkhani
doaj   +1 more source

Entropy weight and grey relational analysis based virtual capacitance collaborative control for multiple energy storage units

IET Power Electronics, 2023
Flexible virtual capacitance control (FVCC) for converter can improve the stability and dynamics of DC bus voltage, but among multiple converters, essential inertia distribution is capable of optimizing the performance.
Hui Wang, Shuqiang Zhao, Jianhui Meng, Yanjun Tian, Yuhan Sun, Kairang Wang   +5 more
doaj   +1 more source

Synchronization in Networks of Identical Systems via Pinning: Application to Distributed Secondary Control of Microgrids

, 2016
Motivated by the need for fast synchronized operation of power microgrids, we analyze the problem of single and multiple pinning in networked systems.
Behal, A., Jain, A. K., Manaffam, S., Talebi, M. K.   +3 more
core   +1 more source

HOMER-Based Multi-Scenario Collaborative Planning for Grid-Connected PV-Storage Microgrids with Electric Vehicles [PDF]

, 2023
Yifan Zhang, Shiye Yan, Wenqian Yin, Chao Wu, Jilei Ye, Yuping Wu, Lili Liu   +6 more
openalex   +1 more source

Advanced Virtual Impedance for Power‐Sharing Improvement in Microgrids Using Different SOGI Methods: A Comparative Study

Energy Technology, EarlyView.
Advanced virtual impedance control integrating multiple second‐order generalized integrator (SOGI) variants—SOGI, ESOGI, MSOGI, and DSOGI—enhances power and harmonic sharing accuracy in islanded microgrids. The comparative study quantifies performance–complexity trade‐offs, demonstrating up to 65% total harmonic distortion (THD) reduction and improved ...
Camelia Ait Hammouda, Abdellah Benallal, Rafik Bradai, Adrian Ilinca   +3 more
wiley   +1 more source

Multi-Objective Optimization Analysis of Auxiliary Flux Modulator Magnetic Gear with Unequal Magnetic Poles

CES Transactions on Electrical Machines and Systems, 2023
To enhance the output torque and minimize the torque ripple of coaxial magnetic gear (CMG), a novel auxiliary flux modulator CMG with unequal magnetic poles is proposed.
Zhan Su, Libing Jing
doaj   +1 more source

Decentralized Wind Energy Systems as Catalysts for Urban Resilience: A Design Framework

Energy Science &Engineering, EarlyView.
ABSTRACT Confronting the escalating extreme weather events (EWEs) and intensifying winds, this study proposes an active response to these issues by exploring decentralized wind energy production for Peng Chau Island, Hong Kong. It integrates theoretical perspectives on energy democracy—empowering local communities through energy autonomy—and urban ...
Tian Cheng
wiley   +1 more source