A random forest and model-based hybrid method of fault diagnosis for satellite attitude control systems

S Chen, R Yang, M Zhong, X Xi… - IEEE Transactions on …, 2023 - ieeexplore.ieee.org
Fault diagnosis is the key technology to guarantee the reliability and safety of satellite
attitude control systems (ACSs). Although model-based methods have achieved good fault …

Improved Fault Classification and Localization in Power Transmission Networks Using VAE-Generated Synthetic Data and Machine Learning Algorithms

MA Khan, B Asad, T Vaimann, A Kallaste… - Machines, 2023 - mdpi.com
The reliable operation of power transmission networks depends on the timely detection and
localization of faults. Fault classification and localization in electricity transmission networks …

FFT-Trans: Enhancing Robustness in Mechanical Fault Diagnosis With Fourier Transform-Based Transformer Under Noisy Conditions

X Luo, H Wang, T Han, Y Zhang - IEEE Transactions on …, 2024 - ieeexplore.ieee.org
A fast and effective fault diagnosis system is crucial for ensuring complex mechanical
equipment's safe and reliable operation. Deep learning has shown promising prospects in …

[HTML][HTML] Identification of overhead line fault traveling wave and interference clutter based on convolution neural network and random forest fusion

X Tian, Z Liu, J Liu, J Shan, J Song, H Shu - Energy Reports, 2023 - Elsevier
High-speed traveling wave acquisition devices often use a mutation start algorithm with a
low threshold value, which can collect a large number of interference clutters. If the devices …

A novel PLL structure for dynamic stability improvement of DFIG-based wind energy generation systems during asymmetric LVRT

L Guan, J Yao - Journal of Modern Power Systems and Clean …, 2022 - ieeexplore.ieee.org
The dynamic coupling effect, which is introduced by the dual-sequence phase-locked loops
(PLLs) used in doublyfed induction generator (DFIG) based wind energy generation systems …

[HTML][HTML] Study on the calculation method of electrical quantity for connection line open-phase operation of wind farm connected to MMC-HVDC Considering negative …

B Li, Y Dong, X Jiao, X Chen, B Li, L Ji - International Journal of Electrical …, 2024 - Elsevier
The open-phase operation of the AC connection line connecting the wind farm and MMC
generates negative sequence current in the system, which cause the overcurrent …

Improved Leap-Frog Method for Time-Domain Fault Location

I Džafić, RA Jabr - Journal of Modern Power Systems and …, 2023 - ieeexplore.ieee.org
The partial differential equation (PDE) solution of the telegrapher is a promising fault
location method among time-domain and model-based techniques. Recent research works …

[PDF][PDF] FPGA-based fault analysis for 7-level switched ladder multi-level inverter using decision tree algorithm

N Ramalingam, A Thiagarajan - Int J Reconfigurable & Embedded …, 2023 - academia.edu
The proposed method involves the fault analysis of the inverter switches present in the multi-
level inverter (MLI) circuitry. The decision tree machine learning algorithm is incorporated for …

A novel fault localization method for asymmetric phase‐to‐ground faults on onshore wind farm collector lines without phasor measurement

J Ding, Y Zhu - IET Generation, Transmission & Distribution, 2024 - Wiley Online Library
Existing fault localization methods for power lines are not applicable to the collector line in
onshore wind farms due to the dense access of complex power supplies. Therefore, a fault …

Design and Magnetic Analysis of A Grounding Transformer Compatible with Wind Power System

E Demiral, E Bekiroğlu… - 2023 12th International …, 2023 - ieeexplore.ieee.org
The aim of this study is to design and magnetic analysis of a grounding transformer in order
to prevent material damage caused by phase-ground faults that may occur in wind energy …