Abha Pragati
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View article: A Deep Learning Approach for Fault Detection and Localization in MT-VSC-HVDC System Utilizing Wavelet Scattering Transform
A Deep Learning Approach for Fault Detection and Localization in MT-VSC-HVDC System Utilizing Wavelet Scattering Transform Open
This study presents a novel algorithm for automatic fault detection in multi-terminal voltage source converter-based high voltage direct current (MT-VSCHVDC) systems. The approach integrates the wavelet scattering transform (WST) to extrac…
View article: Signal processing and artificial intelligence based HVDC network protection: A systematic and state-up-the-art review
Signal processing and artificial intelligence based HVDC network protection: A systematic and state-up-the-art review Open
In this modern era, the smart grid (SG) is progressively empowered for direct current (DC) power transmission, either at high voltage (HV) or at medium voltage (MV). The high voltage direct current (HVDC) transmission systems have a signif…
View article: Enhanced Fault Localization in Multi-Terminal HVDC Systems Using Improved Gaussian Process Regression
Enhanced Fault Localization in Multi-Terminal HVDC Systems Using Improved Gaussian Process Regression Open
Accurate fault localization is crucial for protecting DC networks following the successful detection of internal faults in power transmission systems, as it minimizes the need for replacements and enables swift power recovery. This study p…
View article: A Comprehensive Survey of HVDC Protection System: Fault Analysis, Methodology, Issues, Challenges, and Future Perspective
A Comprehensive Survey of HVDC Protection System: Fault Analysis, Methodology, Issues, Challenges, and Future Perspective Open
The extensive application of power transfer through high-voltage direct current (HVDC) transmission links in smart grid scenarios is due to many factors such as high-power transfer efficiency, decoupled interconnection, control of AC netwo…
View article: Data-Mining Techniques Based Relaying Support for Symmetric-Monopolar-Multi-Terminal VSC-HVDC System
Data-Mining Techniques Based Relaying Support for Symmetric-Monopolar-Multi-Terminal VSC-HVDC System Open
Considering the advantage of the ability of data-mining techniques (DMTs) to detect and classify patterns, this paper explores their applicability for the protection of voltage source converter-based high voltage direct current (VSC-HVDC) …
View article: Frequency Estimation of Distorted Signal using Recursive Least Square Filter
Frequency Estimation of Distorted Signal using Recursive Least Square Filter Open
Frequency is an important operating parameter in electrical power system. The operating frequency is not always constant as it varies due to sudden change in generation-load mismatches. In case of load shedding, load- frequency controller …