Fault detection through discrete wavelet transform in overhead power transmission lines

N Ahmed, AA Hashmani, S Khokhar… - Energy Science & …, 2023 - Wiley Online Library
Transmission lines are a very important and vulnerable part of the power system. Power
supply to the consumers depends on the fault‐free status of transmission lines. If the normal …

Fault location in transmission system based on transient recovery voltage using Stockwell transform and artificial neural networks

R Arranz, Á Paredes, A Rodríguez, F Muñoz - Electric Power Systems …, 2021 - Elsevier
Fault location creates specific technical challenges for power system protection, providing
reliability in Transmission Systems (TS). This paper presents a new approach for locating …

An innovative fault direction estimation technique for AC microgrid

R Pradhan, P Jena - Electric Power Systems Research, 2023 - Elsevier
Determination of fault direction in a microgrid (MG) is challenging for protection engineers.
The conventional fault detection schemes fail to detect the accurate direction and the small …

Fault detection in power transmission system using reverse biorthogonal wavelet

G Kapoor, VK Mishra, RN Shaw, A Ghosh - Innovations in Electrical and …, 2021 - Springer
A fault detection scheme is presented in this paper based on reverse biorthogonal wavelet
(RBW). The usefulness of the RBW-based scheme has been tested and authenticated on …

AHU sensor minor fault detection based on piecewise ensemble empirical mode decomposition and an improved combined neural network

X Yan, B Zhang, G Liu, K Fan - Science and Technology for the …, 2022 - Taylor & Francis
Faulty or inaccurate sensors may lead to increased energy consumption, thermal discomfort,
and even failure of control systems. An improved piecewise ensemble empirical mode …

Hybrid artificial intelligence technique based fault location in a long transmission line

P Ray, SR Salkuti - Recent Advances in Power Systems: Select …, 2022 - Springer
This paper recommends a fault distance estimation approach focusing on artificial
intelligence (AI) based techniques in combination with signal processing techniques …

Application of a Centroid Frequency-Based Back Propagation Neural Network Fault Location Method for a Distribution Network Considering Renewable Energy …

R Zhao, J Lu, Q Chen, N Zhou, H Liu - Electronics, 2024 - mdpi.com
The distribution network is a crucial component of the power system as it directly connects to
users and serves the purpose of distributing power and balancing the load. With the …

Artificial Hummingbird Algorithm-based fault location optimization for transmission line

S Verma, PK Roy, B Mandal, I Mukherjee - Journal of Engineering and …, 2024 - Springer
Transmission is an important aspect regarding an effective designing of electric supply
system. Ensuring reliable and fault-free transmission from the source for effective distribution …

Wavelet transforms of the time series of small wholesale prices in the agricultural sector

S Kazantsev, A Pavlov, O Chekha - IOP Conference Series: Earth …, 2021 - iopscience.iop.org
The article provides a wavelet analysis of small wholesale prices for white cabbage in
Rostov-on-Don from 2017 to 2020 year. Approximation coefficients show a steady trend, the …

A New Differential Current Protection Algorithm for Three-Terminal Line

S Gangolu, S Sarangi - Arabian Journal for Science and Engineering, 2022 - Springer
In general, conventional differential scheme (CDS) is used for the three-terminal
transmission line protection; however, because of CT saturation under external faults, the …