Results 11 to 20 of about 369,256 (294)

Microsecond Enhanced Indirect Model Predictive Control for Dynamic Power Management in MMC Units

open access: yesEnergies, 2021
The multi-modular converter (MMC) technology is becoming the preferred option for the increased deployment of variable renewable energy sources (RES) into electrical power systems. MMC is known for its reliability and modularity.
Ajay Shetgaonkar   +3 more
doaj   +1 more source

Network hierarchy evolution and system vulnerability in power grids [PDF]

open access: yes, 2016
(c) 2016 IEEE. Personal use of this material is permitted. Permission from IEEE must be obtained for all other users, including reprinting/ republishing this material for advertising or promotional purposes, creating new collective works for resale or ...
Han, Bei   +2 more
core   +2 more sources

Multienergy Load Forecasting for Regional Integrated Energy Systems Considering Multienergy Coupling of Variation Characteristic Curves

open access: yesFrontiers in Energy Research, 2021
Multienergy load forecasting (MELF) is the premise of regional integrated energy systems (RIES) production planning and energy dispatch. The key of MELF is the consideration of multienergy coupling and the improvement of prediction accuracy. Therefore, a
Shouxiang Wang   +6 more
doaj   +1 more source

A Framework for Robust Assessment of Power Grid Stability and Resiliency [PDF]

open access: yes, 2016
Security assessment of large-scale, strongly nonlinear power grids containing thousands to millions of interacting components is a computationally expensive task.
Turitsyn, Konstantin, Vu, Thanh Long
core   +1 more source

Coordinated control of multiple converters in model-free AC/DC distribution networks based on reinforcement learning

open access: yesFrontiers in Energy Research, 2023
Taking into account the challenges of obtaining accurate physical parameters and uncertainties arising from the integration of a large number of sources and loads, this paper proposes a real-time voltage control method for AC/DC distribution networks ...
Qianyu Zhao   +7 more
doaj   +1 more source

Model Predictive Control for Smart Grids with Multiple Electric-Vehicle Charging Stations [PDF]

open access: yes, 2017
Next-generation power grids will likely enable concurrent service for residences and plug-in electric vehicles (PEVs). While the residence power demand profile is known and thus can be considered inelastic, the PEVs' power demand is only known after ...
Duong, T. Q.   +4 more
core   +2 more sources

Prediction of the Voltage Quality in an Overhead Transmission Line with Distributed Parameters

open access: yesMATEC Web of Conferences, 2015
The present work is devoted to investigation of an electrical transmission line with allowance for distributed parameters. From the results of voltage measurements at terminals of an actual transmission line, effective values of the voltage are ...
Bulyga Leonid L.   +3 more
doaj   +1 more source

Estimation of Frequency-Dependent Impedances in Power Grids by Deep LSTM Autoencoder and Random Forest

open access: yesEnergies, 2021
This paper proposes a deep-learning-based method for frequency-dependent grid impedance estimation. Through measurement of voltages and currents at a specific system bus, the estimate of the grid impedance was obtained by first extracting the sequences ...
Azam Bagheri   +3 more
doaj   +1 more source

Distributed Day-Ahead Peer-to-Peer Trading for Multi-Microgrid Systems in Active Distribution Networks

open access: yesIEEE Access, 2020
Developing a reasonable, efficient distributed market transaction mechanism is an important issue in distribution systems. The gaming relation between distributed transaction market entities has yet to be fully elucidated in various trading links, and ...
Hong Liu   +5 more
doaj   +1 more source

Hygrothermal ageing characterisation of epoxy resin based on transmission characteristics of microwave resonator with interdigital‐capacitor‐shaped defected ground structure

open access: yesHigh Voltage, 2023
In this article, a method is proposed for the characterisation of epoxy resin thermal and hygrothermal ageing based on microwave resonator with interdigital‐capacitor‐shaped defected ground structure (IDCS‐DGS), which can realise rapid and simple non ...
Mi Xiao, Wei Zhang, Xuguang Wang
doaj   +1 more source

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