Results 21 to 30 of about 5,034,224 (335)

Power Flow Optimization and Economic Analysis Based on High Voltage Phase Shifting Transformer

open access: yesEnergies, 2022
With the development of power systems, the power flow problem of transmission line is becoming more and more prominent. This paper presents a power flow regulation method based on phase shifting transformer (PST).
Mengze Yu   +7 more
doaj   +1 more source

Partially Rated Power Flow Control Converter Modeling for Low-Voltage DC Grids

open access: yesIEEE Journal of Emerging and Selected Topics in Power Electronics, 2020
Scalable and robust low-voltage direct current (LVdc) distribution networks require solutions, allowing flexible power flow control and reliable short-circuit protection.
P. Purgat   +3 more
semanticscholar   +1 more source

Testing Photovoltaic Power Plants for Participation in General Primary Frequency Control under Various Topology and Operating Conditions

open access: yesEnergies, 2021
The energy transition is accompanied by developing a digital decentralized low-carbon energy infrastructure with renewable-based generating plants as its main elements.
Andrey Rylov   +3 more
doaj   +1 more source

Tie-line Power Flow Control Method for Grid-connected Microgrids with SMES Based on Optimization and Fuzzy Logic

open access: yesJournal of Modern Power Systems and Clean Energy, 2020
In an active distribution grid, renewable energy sources (RESs) such as photovoltaic (PV) and energy storage systems (e.g., superconducting magnetic energy storage (SMES)) can be combined with consumers to compose a microgrid (MG).
S. Said, Abdelfatah Ali, B. Hartmann
semanticscholar   +1 more source

A Machine Learning Application for the Energy Flexibility Assessment of a Distribution Network for Consumers

open access: yesEnergies, 2023
This paper presents a step-by-step approach to assess the energy flexibility potential of residential consumers to manage congestion in the distribution network. A case study is presented where a selected transformer station exhibits signs of overloading.
Jaka Rober   +2 more
doaj   +1 more source

Mitigating Cascading Failures in Interdependent Power Grids and Communication Networks [PDF]

open access: yes, 2014
In this paper, we study the interdependency between the power grid and the communication network used to control the grid. A communication node depends on the power grid in order to receive power for operation, and a power node depends on the ...
Hay, David   +2 more
core   +2 more sources

Power flow control in parallel transmission lines based on UPFC

open access: yesBulletin of Electrical Engineering and Informatics, 2020
The power flow controlled in the electric power network is one of the main factors that affected the modern power systems development. The unified power flow controller (UPFC) is a FACTS powerful device that can control both active and reactive power ...
M. Suliman, Mahmood T. Al-Khayyat
semanticscholar   +1 more source

Controlling Power Flow [PDF]

open access: yesScience, 2013
Physics Optoelectronic devices lie at the heart of the technology industry. Shrinking the size (and increasing the operation speed) of the devices are often limited by the optical components, whose sizes generally exceed many tens of wavelengths.
openaire   +1 more source

Convex Relaxation of Optimal Power Flow, Part II: Exactness [PDF]

open access: yes, 2014
This tutorial summarizes recent advances in the convex relaxation of the optimal power flow (OPF) problem, focusing on structural properties rather than algorithms. Part I presents two power flow models, formulates OPF and their relaxations in each model,
Low, Steven H.
core   +5 more sources

Research on Multi-port DC circuit breaker with power flow regulation function and its control

open access: yesZhejiang dianli, 2022
In view of insufficient degrees of freedom, large number of DC circuit breakers and high cost in multi-branch DC power grid, this paper presents an economic multi-port DC circuit breaker with power flow regulation and fault blocking functions.
DING Chao   +4 more
doaj   +1 more source

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