Results 171 to 180 of about 803,030 (233)
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Unknown Input Observer-Based Series DC Arc Fault Detection in DC Microgrids
IEEE transactions on power electronics, 2022In this article, a fault detection and isolation technique for series arc faults in dc microgrids with multiple power electronics loads is proposed using unknown input observers (UIOs).
Xiu Yao, Vu Le, Inhwan Lee
semanticscholar +1 more source
IEEE transactions on industrial electronics (1982. Print)
Bus voltage control is a crucial issue in dc microgrids. Constant power loads (CPLs) exhibit negative incremental impedance characteristics and tend to affect the operation of the microgrid system. To this end, most of the existing methods concentrate on
Xiaoyu Wang +6 more
semanticscholar +1 more source
Bus voltage control is a crucial issue in dc microgrids. Constant power loads (CPLs) exhibit negative incremental impedance characteristics and tend to affect the operation of the microgrid system. To this end, most of the existing methods concentrate on
Xiaoyu Wang +6 more
semanticscholar +1 more source
Optimal Cooperative Secondary Control for Islanded DC Microgrids via a Fully Actuated Approach
IEEE/CAA Journal of Automatica SinicaDC-DC converter-based multi-bus DC microgrids (MGs) in series have received much attention, where the conflict between voltage recovery and current balancing has been a hot topic.
Yi Yu, Guohua Liu, Yi Huang, Peng Shi
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A Resilient-by-Design Distributed Control Framework for Cyber-Physical DC Microgrids
IEEE Transactions on Control Systems TechnologyMuch like any other cyber-physical systems, direct current (dc) microgrids are at risk of cyberattacks that aim to disrupt their normal operation. To enhance the security and resilience of dc microgrids against cyberattacks, the development of resilient ...
M. Sadabadi
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Distributed Secondary Control for Voltage Regulation and Optimal Power Sharing in DC Microgrids
IEEE Transactions on Control Systems Technology, 2022In this article, a novel distributed secondary control scheme is proposed to solve the voltage regulation and power sharing problems of an islanded direct current (DC) microgrid.
Yangming Dou +4 more
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Bidirectional Power Sharing of Modular DABs to Improve Voltage Stability in DC Microgrids
IEEE transactions on industry applications, 2022The dual active bridge (DAB) converters have the capability of handling high power in compact form and it is one of the key elements for interconnecting different dc microgrid clusters.
D. Das +3 more
semanticscholar +1 more source
, 2021
Due to the renewable energy resources fluctuations, load changes, failures and unplanned disconnection from the utility grid, DC microgrids (DCMGs) may at various risks of different time scale power mismatch and dc bus voltage instability.
Fuyao Ni +5 more
semanticscholar +1 more source
Due to the renewable energy resources fluctuations, load changes, failures and unplanned disconnection from the utility grid, DC microgrids (DCMGs) may at various risks of different time scale power mismatch and dc bus voltage instability.
Fuyao Ni +5 more
semanticscholar +1 more source
Advanced Rapid Directional Over-Current Protection for DC Microgrids Using K-Means Clustering
IEEE Transactions on Power DeliveryOver-current (OC) protection is one of the often-used protections in DC microgrids. Its rapid operation, critical for protecting the system, is a key reason for its widespread use, as it plays a pivotal role in swiftly isolating fault conditions and ...
Saeed Sanati +2 more
semanticscholar +1 more source
2018
This chapter will provide an overview of aircraft DC microgrids. It introduces the aircraft EPS, covering the topics from power generation, distribution and utilization. It also reviews aircraft electrical system standards and highlights the power quality and power factor requirement for aircraft applications.
null Fei Gao +3 more
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This chapter will provide an overview of aircraft DC microgrids. It introduces the aircraft EPS, covering the topics from power generation, distribution and utilization. It also reviews aircraft electrical system standards and highlights the power quality and power factor requirement for aircraft applications.
null Fei Gao +3 more
openaire +1 more source
Protective Systems in DC Microgrids
2019The aging power system causes to several grid problems such as intermittency, power quality issues, and blackouts since a few decades. Therefore, the power infrastructure requires serious troubleshooting studies in a wide manner. The distributed generation and integration of large photovoltaic (PV) plants to the existing utility have led to intensive ...
openaire +2 more sources