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Power System Analysis

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TLDR
In this paper, the authors present a model for estimating the Impedance of Transmission Lines and the Capacitance of Transformer Lines in the presence of Symmetrical Faults.
Abstract
1 Basic Concepts 2 Transformers 3 The Synchronous Machine 4 Series Impedance of Transmission Lines 5 Capacitance of Transmission Lines 6 Current and Voltage Relations on a Transmission Line 7 The Admittance Model and Network Calculations 8 The Impedance Model and Network Calculations 9 Power Flow Solutions 10 Symmetrical Faults 11 Symmetrical Components and Sequence Networks 12 Unsymmetrical Faults 13 Economic Operation of Power Systems 14 Zbus Methods in Contingency Analysis 15 State Estimation of Power Systems 16 Power System Stability

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Journal ArticleDOI

Double-Circuit Transmission-Line Fault Location With the Availability of Limited Voltage Measurements

TL;DR: In this article, the authors proposed a new approach for locating shortcircuit faults on a double-circuit transmission line by harnessing voltage measurements at one or more buses, which may not be taken from the faulted line.
Journal ArticleDOI

Estimation of Radial Power System Transfer Path Dynamic Parameters Using Synchronized Phasor Data

TL;DR: In this paper, a measurement-based method for estimating a two-machine reduced model to represent the interarea dynamics of a radial, multimachine power system was developed, which uses synchronized bus voltage phasor measurements at two buses and the line current on the power transfer path.
Journal ArticleDOI

Impacts of different data averaging times on statistical analysis of distributed domestic photovoltaic systems

TL;DR: In this article, the impact of time averaging on high-resolution data series of domestic electricity demand and PV-DG output and on voltages in a simulated low-voltage (LV) grid is determined.
Proceedings ArticleDOI

Grasshopper optimization algorithm for automatic voltage regulator system

TL;DR: The proposed approach is a simple and effective algorithm that is able to solve many optimization problems even those with unknown search spaces effectively and provides high quality tuning of optimal PID controller parameters.
Journal ArticleDOI

Minimization of voltage sag induced financial losses in distribution systems using FACTS devices

TL;DR: In this paper, the authors presented the modeling of Flexible AC Transmission System (FACTS) devices to minimize the voltage sag induced financial losses in a real Indian distribution system.