Virtual Synchronous Machine/Dual-Droop Controller for Parallel Interlinking Converters in Hybrid AC–DC Microgrids
Sign Up to like & getrecommendations! Published in 2020 at "Arabian Journal for Science and Engineering"
DOI: 10.1007/s13369-020-04794-y
Abstract: This paper addresses the operation of parallel interlinking converters (ICs) in hybrid AC–DC microgrids from different perspectives, then proposes a unified mitigation technique. Firstly, the influence of the system nonlinearity on circulating currents between parallel… read more here.
Keywords: hybrid microgrids; synchronous machine; controller; virtual synchronous ... See more keywords
Double-uncertainty optimal operation of hybrid AC/DC microgrids with high proportion of intermittent energy sources
Sign Up to like & getrecommendations! Published in 2017 at "Journal of Modern Power Systems and Clean Energy"
DOI: 10.1007/s40565-017-0336-6
Abstract: This paper applies double-uncertainty optimization theory to the operation of AC/DC hybrid microgrids to deal with uncertainties caused by a high proportion of intermittent energy sources. A fuzzy stochastic expectation economic model for day-ahead scheduling… read more here.
Keywords: double uncertainty; hybrid microgrids; fuzzy stochastic; energy ... See more keywords
Recent Contributions, Future Prospects and Limitations of Interlinking Converter Control in Hybrid AC/DC Microgrids
Sign Up to like & getrecommendations! Published in 2021 at "IEEE Access"
DOI: 10.1109/access.2020.3049023
Abstract: This work analyzes interlinking converter control in hybrid AC/DC microgrids. The paper addresses the state-of-the-art general hybrid microgrid structure. The key power electronics topologies are used as bidirectional interface converters in the AC and DC… read more here.
Keywords: control hybrid; control; converter control; hybrid microgrids ... See more keywords
Enhancing the Resilience of Hybrid Microgrids by Minimizing the Maximum Relative Regret in Two-Stage Stochastic Scheduling
Sign Up to like & getrecommendations! Published in 2022 at "IEEE Access"
DOI: 10.1109/access.2022.3183788
Abstract: Occurrence of severe events with high-impact and low-probability (HILP) can cause significant disturbances to power grids. The strength of the system to withstand such HILP events is interpreted as system resilience. This paper proposes a… read more here.
Keywords: resilience; maximum relative; hybrid microgrids; two stage ... See more keywords
Genetic Algorithm on 2nd Voltage Harmonic Mitigation in Hybrid Microgrids
Sign Up to like & getrecommendations! Published in 2022 at "IEEE Access"
DOI: 10.1109/access.2022.3186468
Abstract: This work introduces a compensation scheme that uses a genetic algorithm to mitigate the 2nd voltage harmonic component of hybrid microgrids. The foremost advantage of the proposed scheme, is its capability to effectively compensate the… read more here.
Keywords: hybrid microgrids; 2nd voltage; genetic algorithm; algorithm 2nd ... See more keywords
Quasi-Luenberger Observer-Based Robust DC Link Control of UIPC for Flexible Power Exchange Control in Hybrid Microgrids
Sign Up to like & getrecommendations! Published in 2021 at "IEEE Systems Journal"
DOI: 10.1109/jsyst.2020.2991653
Abstract: This work illustrates the application of an observer-based robust control of unified interphase power controller (UIPC) for power flow control between interconnected microgrids in hybrid microgrids. Here, the challenges of UIPC control in heterogeneous structure… read more here.
Keywords: control; quasi luenberger; power; hybrid microgrids ... See more keywords
Enhanced Grid Frequency and DC-Link Voltage Regulation in Hybrid AC/DC Microgrids Through Bidirectional Virtual Inertia Support
Sign Up to like & getrecommendations! Published in 2023 at "IEEE Transactions on Industrial Electronics"
DOI: 10.1109/tie.2022.3203757
Abstract: AC mains frequency and dc-link voltage are two of the most important parameters that determine the stability of hybrid ac/dc microgrids. Frequency and voltage deviations beyond the acceptable threshold can lead to unscheduled load curtailments,… read more here.
Keywords: hybrid microgrids; frequency; voltage; virtual inertia ... See more keywords
A Decentralized Power Management and Sliding Mode Control Strategy for Hybrid AC/DC Microgrids including Renewable Energy Resources
Sign Up to like & getrecommendations! Published in 2017 at "IEEE Transactions on Industrial Informatics"
DOI: 10.1109/tii.2017.2677943
Abstract: This paper presents a new decentralized robust strategy to improve small and large-signal stability and power-sharing of hybrid AC/DC microgrids and improve its performance for nonlinear and unbalanced loads. In addition to the sliding mode… read more here.
Keywords: sliding mode; hybrid microgrids; control; power ... See more keywords
A new model for optimization of hybrid microgrids using evolutionary algorithms
Sign Up to like & getrecommendations! Published in 2018 at "IEEE Latin America Transactions"
DOI: 10.1109/tla.2018.8358658
Abstract: Electrical power is an important factor to any community, commercial center or industry. Currently, new forms of electricity generation are being proposed and implemented. Among them, hybrid microgrid systems (HGMS) have been playing a significant… read more here.
Keywords: hybrid microgrids; new model; model optimization; optimization hybrid ... See more keywords
Communication-Free Current Sharing Control Strategy for DC Microgrids and Its Application for AC/DC Hybrid Microgrids
Sign Up to like & getrecommendations! Published in 2020 at "IEEE Transactions on Power Systems"
DOI: 10.1109/tpwrs.2019.2925779
Abstract: The load sharing in the DC microgrids is affected by the practical factors such as the cable resistances and changes in the system topology. This paper presents a new control algorithm for the application in… read more here.
Keywords: control; current sharing; strategy; topology ... See more keywords
Effective Energy Management of Hybrid AC–DC Microgrids With Storage Devices
Sign Up to like & getrecommendations! Published in 2019 at "IEEE Transactions on Smart Grid"
DOI: 10.1109/tsg.2017.2736789
Abstract: This paper proposes a stochastic framework for the optimal operation and management of hybrid ac–dc microgrids (MGs) in the presence of renewable energy sources (RESs) and storage devices. Hybrid ac–dc MGs can provide benefit over… read more here.
Keywords: energy; hybrid microgrids; management hybrid; storage devices ... See more keywords