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Power System Analysis
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 Stabilityread more
Citations
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Journal ArticleDOI
Time domain harmonic state estimation in unbalanced power networks based on optimal number of meters and the principle of half-wave symmetry
TL;DR: In this article, a time domain methodology for harmonic state estimation (HSE) in power systems is proposed, which takes into account the optimal number of measuring devices and exploits the property of halfwave symmetry in voltage and current waveforms.
Journal ArticleDOI
A Comparative Study of Solution of Economic Load Dispatch Problem in Power Systems in the Environmental Perspective
TL;DR: From the simulation results, it is observed that, the proposed GA based approach provides better compromised solutions between the two objectives i.e. cost and emission effectively.
Proceedings ArticleDOI
Voltage sag performance of a distribution system and its improvement
TL;DR: It has been shown that proper protective relay coordination and adequate maintenance of the critical lines and feeders result in significant improvement of the voltage sag performance of the distribution system.
Journal ArticleDOI
C2C: Community-Based Cooperative Energy Consumption in Smart Grid
TL;DR: Simulation results show that the proposed cooperation-based scheme outperforms the existing schemes, and it is shown that customers can minimize their energy consumption cost by approximately 16% using the proposed scheme, compared to noncooperative approaches.
Journal ArticleDOI
Developing graphical detection techniques for maintaining state estimation integrity against false data injection attack in integrated electric cyber-physical system
Yuancheng Li,Yuanyuan Wang +1 more
TL;DR: The graphical detection technology which uses Graph Network (GN) is developed for detecting tampered measurements without external knowledge and manual preprocess of historical data and results demonstrate that the proposed method can detect FDI attacks accurately with different attack sparsity and magnitude of disturbances.