Results 71 to 80 of about 24,092 (222)

Frequency Shaping for Improving a Trade‐Off Between Control and Privacy Performance: Beyond Differential Privacy

open access: yesInternational Journal of Robust and Nonlinear Control, EarlyView.
ABSTRACT In privacy protection of control systems, a trade‐off between control performance and privacy level is often pointed out. Our goal in this paper is to improve this trade‐off by shaping the frequency of noise added for privacy protection when the control objective is to track a reference signal, which is taken as a piece of information whose ...
Rintaro Watanabe   +3 more
wiley   +1 more source

Trading Strategies on Local Electricity Markets Using Agent‐Based Modelling and Reinforcement Learning: Vectors to Expand Energy Communities

open access: yesSystems Research and Behavioral Science, EarlyView.
ABSTRACT Energy communities (ECs) members have a high degree of heterogeneity. Agent‐based modelling (ABM) allows for the modelling of each entity as an agent with distinct characteristics and decision rules. This is particularly useful when the heterogeneity of agents affects outcomes.
Adela Bâra, Simona‐Vasilica Oprea
wiley   +1 more source

A Fuse Saving Scheme for DC Microgrids With High Penetration of Renewable Energy Resources

open access: yesIEEE Access, 2020
The high penetration of renewable energy resources (RERs) increases the fault current level of direct current (DC) microgrids and causes bidirectional flow for fault current.
Navid Bayati   +3 more
doaj   +1 more source

Large signal stability criterion of AC–DC hybrid microgrids with constant power loads considering reference current limitation

open access: yesIET Generation, Transmission & Distribution, 2022
Islanded AC–DC hybrid microgrids composed of new energy sources, constant power loads and energy storage system are typical non‐linear systems, and guaranteeing large signal stability is a key issue.
Xinbo Liu   +4 more
doaj   +1 more source

Multiuser Communication through Power Talk in DC MicroGrids

open access: yes, 2015
Power talk is a novel concept for communication among control units in MicroGrids (MGs), carried out without a dedicated modem, but by using power electronics that interface the common bus.
Angjelichinoski, Marko   +5 more
core   +1 more source

An Efficiency-Focused Design of Direct-DC Loads in Buildings [PDF]

open access: yes, 2019
Despite the recent interest in direct current (DC) power distribution in buildings, the market for DC-ready loads remains small. The existing DC loads in various products or research test beds are not always designed to efficiently leverage the benefits ...
Brown, Richard   +2 more
core   +3 more sources

DC Microgrid Deployments and Challenges: A Comprehensive Review of Academic and Corporate Implementations

open access: yesEnergies
DC microgrids are revolutionizing energy systems by offering efficient, reliable, and sustainable solutions to modern power grid challenges. By directly integrating renewable energy sources and eliminating the inefficiencies of AC-DC conversion, these ...
Adewale W. Adegboyega   +5 more
doaj   +1 more source

Single-Ended Protection Scheme for VSC-Based DC Microgrid Lines

open access: yesEnergies, 2018
With the promotion of distributed energy and direct current (DC) loads, the DC microgrid is able to provide a higher power quality and improve the grid efficiency. Various technical issues in DC microgrids are still to be addressed, particularly a proper
Cheng Lv   +3 more
doaj   +1 more source

Robust control of a multi-bus DC microgrid based on adaptive Lyapunov function method

open access: yesJournal of Electrical Systems and Information Technology, 2020
Due to the development of power electronic devices, the DC microgrids are competing AC microgrids, and even in some areas, such as efficiency, reliability, stability, DC microgrids are superior.
Mohammad Mahdi Rezaei   +2 more
doaj   +1 more source

PFC Topologies for AC to DC Converters in DC Micro-Grid [PDF]

open access: yes, 2016
With increasing dominance of renewable energy resources and DC household appliances, the novelty of DC micro grid is attracting significant attention. The key interface between the main supply grid and DC micro grid is AC to DC converter.
Ashraf, Muhammad   +3 more
core   +1 more source

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