Results 11 to 20 of about 1,796,114 (291)

Three-phase modular multilevel converter based unified power flow controller

open access: yesEngineering Science and Technology, an International Journal, 2020
The power system needs to be flexible to cater for the increasing demand by its consumers. Flexible AC Transmission System (FACTS) devices use power electronic devices to achieve this by controlling some power system parameters. The Unified Power Flow Controller (UPFC) is the most versatile and flexible of FACTS devices.
Ahmet Mete Vural, Emile Njodzefon Wirsiy
openaire   +4 more sources

Linear AC Three-Phase OPF Model for Active Distribution Networks with Unbalanced ZIP Loads

open access: yesBrazilian Archives of Biology and Technology, 2022
: Although nonlinear Alternating Current (AC) Optimal Power Flow (OPF) may provide more accurate results compared to linearized OPF models, many ACOPF problems are complex and may require high, sometimes infeasible, computational time.
Rafael Silva Pinto   +3 more
doaj   +1 more source

Three-Phase Unbalanced Linear Power Flow Calculation Based on Voltage Magnitude Logarithmic Transformation

open access: yesZhongguo dianli, 2022
The linear power flow calculation method can provide better robustness and higher efficiency for active distribution network analysis and operation regulation.
Hongwei LI, Li PAN, Lu HAN, Mingrui GE
doaj   +1 more source

A Three-Phase Power Flow Algorithm for Transmission Networks: A Hybrid Phase/Sequence Approach

open access: yesIEEE Access, 2021
In this paper, the three-phase generalization of a single-phase power flow (named PFPD) developed by the first author is presented. This three-phase formulation is chiefly conceived for HV/EHV transmission network applications, but it preserves a general
Roberto Benato   +2 more
doaj   +1 more source

Three-Phase Four-Wire OPF-Based Collaborative Control of PV Inverter and ESS for Low-Voltage Distribution Networks With High Proportion PVs

open access: yesFrontiers in Energy Research, 2021
The use of photovoltaic reactive power and energy storage active power can solve the problems of voltage violation, network loss, and three-phase unbalance caused by photovoltaic connection to low-voltage distribution networks.
Jinwei Fu   +6 more
doaj   +1 more source

Linearised three‐phase optimal power flow for coordinated optimisation of residential solid‐state power substations

open access: yesIET Energy Systems Integration, 2021
With the increasing integration of single‐phase resources, for example, PV, batteries and solid‐state power substations (SSPSs), in residential distribution networks, voltage regulation and phase balancing of distribution feeders are facing growing ...
Guodong Liu   +3 more
doaj   +1 more source

Three-Phase Power Flow Calculations Using Initial Voltage Estimation Method for Unbalanced Distribution Networks

open access: yesIEEE Access, 2022
In this study, we propose a three-phase power-flow calculation using the initial voltage estimation for unbalanced radial distribution systems. Graph theory, Kron reduction, and injection current methods are combined in the proposed method.
Nien-Che Yang   +3 more
doaj   +1 more source

Vector Form Implementation in Three-Phase Power Flow Analysis Based on Power Injection Rectangular Coordinate

open access: yesJurnal Nasional Teknik Elektro, 2019
This paper aims to propose the vector form implementation into three-phase power flow analysis. The developed algorithm is based on Newton-Raphson method with voltage is represented in rectangular coordinate.
Lukmanul Hakim   +3 more
doaj   +3 more sources

Interphase Power Flow Control via Single-Phase Elements in Distribution Systems

open access: yesClean Technologies, 2021
The capability of routing power from one phase to another, interphase power flow (IPPF) control, has the potential to improve power systems efficiency, stability, and operation.
Piyapath Siratarnsophon   +3 more
doaj   +1 more source

Optimal Power Flow for Unbalanced Three-Phase Microgrids Using an Interior Point Optimizer

open access: yesEnergies, 2023
Optimal power flow (OPF) analysis enables the in-depth study and examination of islanded microgrid design and operation. The development of the analysis framework, including modeling, formulating, and selecting effective OPF solvers, however, is a ...
Piyapath Siratarnsophon   +4 more
doaj   +1 more source

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