Results 261 to 270 of about 154,492 (354)

Magnetic Sensor Array for Electric Arc Reconstruction in Circuit Breakers. [PDF]

Sensors (Basel)
D'Antona G, Ghezzi L, Prando S, Rigamonti F.   +3 more
europepmc   +1 more source

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Model-Aided Approach for Intelligent Fault Detection System for SF6 High-Voltage Circuit Breaker With Spring Operating Mechanism

IEEE Transactions on Power Delivery, 2023
Supervised machine learning (ML) methods have been increasingly applied in the fault detection of components. However, they relied on the data set and data acquisition under faulty conditions, which is time-consuming with the risk of component damage ...
Milad Tahvilzadeh, Mahdi Aliyari-Shoorehdeli, A. Razi-Kazemi   +2 more
semanticscholar   +1 more source

A Novel Hybrid Transfer Learning Approach for Small-Sample High-Voltage Circuit Breaker Fault Diagnosis on-Site

IEEE transactions on industry applications, 2023
Although the data-driven fault diagnosis method has achieved perfect diagnosis of high-voltage circuit breakers (HVCBs) mechanical fault under the massive data built in the laboratory, it is still a challenge to train a high-precision and robust ...
Yanxin Wang, Jielu Yan, Jianhua Wang, Yingsan Geng   +3 more
semanticscholar   +1 more source

Few-Shot Transfer Learning With Attention Mechanism for High-Voltage Circuit Breaker Fault Diagnosis

IEEE transactions on industry applications, 2022
Data-driven artificial intelligence methods, especially convolutional neural networks (CNNs), have achieved excellent performance in high-voltage circuit breaker (HVCB) fault diagnosis. However, CNN relies heavily on massive data. When the amount of data
Yanxin Wang, Jielu Yan, Xinyu. Ye, Q. Jing, Jianhua Wang, Yingsan Geng   +5 more
semanticscholar   +1 more source

Few-Shot Transfer Learning with Attention Mechanism for High-Voltage Circuit Breaker fault diagnosis

2021 IEEE 2nd China International Youth Conference on Electrical Engineering (CIYCEE), 2021
Data-driven artificial intelligence methods, especially convolutional neural networks (CNNs), have achieved excellent performance in high-voltage circuit breaker (HVCB) fault diagnosis. However, CNN relies heavily on massive data. When the amount of data
Yanxin Wang, Jielu Yan, Xinyu. Ye, Q. Jing, Jianhau Wang, Yingsan Geng   +5 more
semanticscholar   +1 more source

Detection of Mechanical Defects of High Voltage Circuit Breaker based on Improved Edge Detection and Deep Learning Algorithms

International Conference on Electric Power Equipment – Switching Technology, 2022
As the high voltage circuit breaker works, the metal parts are prone to many types of mechanical defects, such as plastic deformation, metal loss, corrosion, and so on.
Sheng Lei, Yibo Guo, Yakui Liu, Feng Li, Guogang Zhang, Dingge Yang   +5 more
semanticscholar   +1 more source

High voltage circuit breaker fault diagnosis multi-channel integrated convolutional neural network

International Conference on Electric Power Equipment – Switching Technology, 2022
Convolutional neural network, as a research hotspot at present, is widely used in the field of fault diagnosis because of its effective automatic feature extraction ability, but it is still a difficult problem to integrate various information for ...
Xinyu. Ye, Jielu Yan, Yanxin Wang, Lei Lu, Yuannan Dai   +4 more
semanticscholar   +1 more source

Fault Diagnosis of High-Voltage Circuit Breaker Based on Digital Twin

2021 International Conference on Advanced Electrical Equipment and Reliable Operation (AEERO), 2021
High-voltage circuit breaker is one of the key components in the power grid, and mechanical faults often occur during long-time operation. A method based on digital twin for mechanical fault diagnosis of high-voltage circuit breaker is proposed in this ...
Yunyi Zhu, Z. Qian, Shuai Yuan, Hao Yu
semanticscholar   +1 more source

High Voltage Inductor Design for Synthetic Testing of a Supercritical CO2 Circuit Breaker

Electrical Insulation Conference, 2023
Global warming has been a burning issue since the 1980s, and SF6 has been one of the most potent global-warming gases used by the power industry. SF6 is used in high-voltage circuit breakers.
Mohd. Sadeed Al Hossain, Tianchen Li, Jhiyang Jin, L. Graber, Chanyeop Park   +4 more
semanticscholar   +1 more source

High voltage vacuum circuit breakers

IEEE Transactions on Power Apparatus and Systems, 1975
A new line of high voltage vacuum power circuit breakers is being developed for 121 kV and above and will use the new vacuum interrupter module presented in a companion paper3. The first ratings in production will be 242 kV with interrupting capabilities of 40,000 amperes, followed by breakers rated 50,000 amperes; both of these will have continuous ...
R.B. Shores, V.E. Phillips
openaire   +1 more source