Results 31 to 40 of about 1,796,114 (291)

Effects of a Hydraulic Series Connection and Flow Direction on Electricity Generation in a Stack Connected with Different Volume MFCs

open access: yesApplied Sciences, 2021
Three microbial fuel cells (MFCs) with different volumes (S-, M-, and L-MFCs) were operated at individual flow (phase I) and serially connected flow modes (phase II for forward flow and phase III for reverse flow) at the same flow rate.
Jaecheul Yu
doaj   +1 more source

Load Forecasting Based Distribution System Network Reconfiguration-A Distributed Data-Driven Approach

open access: yes, 2017
In this paper, a short-term load forecasting approach based network reconfiguration is proposed in a parallel manner. Specifically, a support vector regression (SVR) based short-term load forecasting approach is designed to provide an accurate load ...
Gu, Yi   +5 more
core   +1 more source

Investigating and simulating DGs to improve voltage profile and reducing power loss in unbalanced distribution networks [PDF]

open access: yes, 2014
Development of Distributed generations (DGs) has changed the nature of power networks from passive to active. In order to specify a proper model for DG units, function and connection style of DGs to the network (direct or indirect) must be clarified.
Barati, Hasan, Fatthi, Abdol Rasool
core   +3 more sources

A Loop-Analysis Theory Based Linear Power Flow Method for Three-Phase Distribution Power System

open access: yesIEEE Access, 2019
The linear power flow (LPF) models are particularly important in the context of optimization algorithms for three-phase distribution systems with the high penetration of distributed renewable generations. With several approximations on network modelling,
Hongwei Li   +3 more
doaj   +1 more source

CONTINUATION POWER FLOW OF AN UNBALANCED THREE-PHASE FOUR-WIRE DISTRIBUTION SYSTEM

open access: yesJournal of Engineering and Sustainable Development, 2018
A continuation power flow algorithm for an unbalanced three phase four wire distribution system is presented. The proposed algorithm is used to trace the loci of the voltage of the different phases of an unbalanced three-phase distribution system. The
Kassim Abdulrezak Al-Anbarri   +1 more
doaj   +1 more source

Enhancement of a Power System Transient Stability Using Static Synchronous Series Compensator SSSC [PDF]

open access: yes, 2013
Static Synchronous Series Compensator (SSSC) is a well known device for effectively regulating the active power flow in a power system. In this paper, the SSSC linearized power flow equations are incorporated into Newton-Raphson algorithm in a MATLAB ...
Mustafa M. Al-Eedany, Naseer M. Yasin
core   +1 more source

Impedance Matching-Based Power Flow Analysis for UPQC in Three-Phase Four-Wire Systems

open access: yesEnergies, 2021
Different from the extant power flow analysis methods, this paper discusses the power flows for the unified power quality conditioner (UPQC) in three-phase four-wire systems from the point of view of impedance matching.
Xiaojun Zhao   +5 more
doaj   +1 more source

Optimal Power Flow in three-phase islanded microgrids with inverter interfaced units [PDF]

open access: yes, 2015
In this paper, the solution of the optimal power flow (OPF) problem for three phase islanded microgrids is studied, the OPF being one of the core functions of the tertiary regulation level for an AC islanded microgrid with a hierarchical control ...
Di Silvestre, Maria Luisa   +4 more
core   +1 more source

Three-Phase Unbalanced Optimal Power Flow Using Holomorphic Embedding Load Flow Method [PDF]

open access: yesSustainability, 2019
Distribution networks are typically unbalanced due to loads being unevenly distributed over the three phases and untransposed lines. Additionally, unbalance is further increased with high penetration of single-phased distributed generators. Load and optimal power flows, when applied to distribution networks, use models developed for transmission grids ...
Bharath Varsh Rao   +2 more
openaire   +1 more source

Adherence to Protocol Recommendations for Children With Wilms Tumour in Two Consecutive Studies in the United Kingdom and Ireland—Does Variation Matter?

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background and Aims Wilms tumour (WT) has excellent event‐free and overall survival (OS). However, small differences exist between countries participating in the same international study. This led us to examine variation in adherence to protocol recommendations as a potential contributing factor.
Suzanne Tugnait   +23 more
wiley   +1 more source

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