Results 11 to 20 of about 23,927 (265)

Fault detection and identification—A filter investigation [PDF]

International Journal of Robust and Nonlinear Control, 2017
SummaryThis paper develops a new active fault‐tolerant control system based on the concept of analytical redundancy. The novel design presented here consists of an observation filter–based fault detection and identification system integrated with a nonlinear model predictive controller.
R. Khan, P. Williams, P. Riseborough, A. Rao, R. Hill   +4 more
openaire   +4 more sources

Transmission line fault-cause identification method for large-scale new energy grid connection scenarios

Global Energy Interconnection, 2022
The accurate fault-cause identification for overhead transmission lines supports the operation and maintenance personnel in formulating targeted maintenance strategies and shortening the time of inspecting faulty lines. With the goal of achieving “carbon
Hanqing Liang, Xiaonan Han, Haoyang Yu, Fan Li, Zhongjian Liu, Kexin Zhang   +5 more
doaj   +1 more source

Fault Identification Via Nonparametric Belief Propagation [PDF]

IEEE Transactions on Signal Processing, 2011
In IEEE Tran.
Bickson, Danny, Baron, Dror, Ihler, Alex T., Avissar, Harel, Dolev, Danny   +4 more
openaire   +2 more sources

Identification Method for Pulse Wave Resulted From Fault Transient of Overhead Transmission Line

IEEE Access, 2023
This paper presents a simple and effective method to extract the identification quantity of transient pulse waveform produced by the overhead transmission line short-circuit fault.
Yue Yu, Longhao Liu, Zexin Zhou, Zhanpeng Du, Chongqing Jiao   +4 more
doaj   +1 more source

State Rules Mining and Probabilistic Fault Analysis for 5 MW Offshore Wind Turbines

Energies, 2019
Research on fault identification for wind turbines (WTs) is a widespread concern. However, the identification accuracy in existing research is vulnerable to uncertainty in the operation data, and the identification results lack interpretability.
Xiaoyi Qian, Yuxian Zhang, Mohammed Gendeel   +2 more
doaj   +1 more source

Fault Data Detection of Traffic Detector Based on Wavelet Packet in the Residual Subspace Associated with PCA

Applied Sciences, 2019
To improve the accuracy and efficiency of fault data identification of traffic detectors is crucial in order to decrease the probability of unexpected failures of the intelligent transportation system (ITS).
Xiaolu Li, Xi Zhang, Peng Zhang, Guangyu Zhu   +3 more
doaj   +1 more source

Dual-rotor misalignment fault quantitative identification based on DBN and improved D-S evidence theory

Mechanics & Industry, 2021
Misalignment fault is the main factor that affects the normal running of dual-rotor system. Quantitative identification the misalignment fault is an important way to ensure the safe and stable service of the dual-rotor system, while the identification ...
Dalian Yang, Fanyu Zhang, Jingjing Miao, Hongxian Zhang, Renjie Li, Jie Tao   +5 more
doaj   +1 more source

Identification of Key Components of CNC Lathe Based on Dynamic Influence of Fault Propagation

Applied Sciences, 2022
Identifying the key components of CNC lathe and analyzing the fault propagation behavior is a powerful guarantee for the fault diagnosis and health maintenance of CNC lathe.
Lan Luan, Guixiang Shen, Yingzhi Zhang, Guiming Guo   +3 more
doaj   +1 more source

Fault-tolerant Control of Unmanned Underwater Vehicles with Continuous Faults: Simulations and Experiments

International Journal of Advanced Robotic Systems, 2009
A novel thruster fault diagnosis and accommodation method for open-frame underwater vehicles is presented in the paper. The proposed system consists of two units: a fault diagnosis unit and a fault accommodation unit. In the fault diagnosis unit an ICMAC
Qian Liu, Daqi Zhu
doaj   +1 more source

Study on a Novel Fault Damage Degree Identification Method Using High-Order Differential Mathematical Morphology Gradient Spectrum Entropy

Entropy, 2018
A damage degree identification method based on high-order difference mathematical morphology gradient spectrum entropy (HMGSEDI) is proposed in this paper to solve the problem that fault signal of rolling bearings are weak and difficult to be ...
Huimin Zhao, Rui Yao, Ling Xu, Yu Yuan, Guangyu Li, Wu Deng   +5 more
doaj   +1 more source