Results 21 to 30 of about 368,913 (168)

Adaptive convergence enhancement strategies for Newton–Raphson power flow solutions in distribution networks

open access: yesIET Generation, Transmission & Distribution
This study introduces a series of strategies to enhance convergence in the Newton–Raphson power flow method for unbalanced distribution networks. The proposed approach incorporates graph theory, Kron reduction, and current injection techniques.
Nien‐Che Yang, Chih‐Hsiung Tseng
doaj   +1 more source

Determining Selection of Recloser Clusters to Automate Power Grids via Integer Programming and Statistical Current Analysis

open access: yesAdvances in Electrical and Computer Engineering, 2019
This work presents a methodology for the deployment of Self-Healing systems in distribution grids in order to decrease continuity indexes such as the Equivalent Duration of Interruption per Consumer Unit.
VIEIRA, F. H. T.   +4 more
doaj   +1 more source

Steady-State Stand-Alone Power Flow Solvers for Integrated Transmission-Distribution Networks: A Comparison Study and Numerical Assessment

open access: yesEnergies, 2021
This paper compares and assesses several numerical methods that solve the steady-state power flow problem on integrated transmission-distribution networks.
Maria Eliza Kootte, Cornelis Vuik
doaj   +1 more source

Impact analysis of traction loads on power grid based on probabilistic three-phases load flow

open access: yesThe Journal of Engineering, 2019
Electrified railway traction power supply system is directly powered by 110 kV or 220 kV (some 330 kV) high-voltage power grid. The uncertainty, non-linearity, and asymmetry of traction loads like the electric locomotives and electric multiple units ...
Yulong Che   +5 more
doaj   +1 more source

Reactive power optimisation of distribution network with distributed generation based on genetic and immune algorithm

open access: yesThe Journal of Engineering, 2019
With the rapid development of new energy technologies, distributed power generation technology has attracted widely attention. The advantages of them are small investment, clean and environmental protection, reliable, and flexible power supply.
Wenbo Hao   +4 more
doaj   +1 more source

Assessment of Malaysia's Large‐Scale Solar Projects: Power System Analysis for Solar PV Grid Integration

open access: yesGlobal Challenges, 2020
Malaysia targets to become the second‐largest producer of solar photovoltaic (PV) in the world by increasing the current output from 12% to 20% in 2020.
Rehan Khan, Yun Ii Go
doaj   +1 more source

An Improved Harmonic Load Flow Formulation [PDF]

open access: yesElectric Power Components and Systems, 2019
This is a post-peer-review, pre-copyedit version of an article published in Electric power components and systems.
Rashid, Asim   +2 more
openaire   +3 more sources

Research on optimal operation of distribution network with electric springs

open access: yesThe Journal of Engineering, 2019
The electric spring (ES) is a kind of electric device used for energy buffering, based on voltage and power management. ES transfers the voltage (or energy) fluctuation in the main bus to the non-critical load (NCL), stabilises the main voltage for ...
Zhiyu Zhao   +4 more
doaj   +1 more source

Zonotope-based quantification of the impact of renewable power generation on hybrid AC/DC distribution system

open access: yesThe Journal of Engineering, 2019
Hybrid AC/DC distribution network has developed rapidly owing to its convenience for renewable energy integration, thus the authors are interested in quantifying the impact of uncertainty from renewable power on system static performance.
Jianing Gao   +5 more
doaj   +1 more source

A Review of Reliability Research in Regional Integrated Energy System: Indicator, Modeling, and Assessment Methods

open access: yesBuildings
The increasing complexity of integrated energy systems has made reliability assessment a critical challenge. This paper presents a comprehensive review of reliability assessment in Regional Integrated Energy Systems (RIES), focusing on key aspects such ...
Da Li, Peng Xu, Jiefan Gu, Yi Zhu
doaj   +1 more source

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