energy storage method of intelligent circuit breaker
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Research on performance state evaluation of circuit breaker …
The performance state evaluation method of circuit breaker energy storage spring mainly judges its performance state indirectly by measuring the pre …
Research on performance state evaluation of circuit breaker …
The performance state evaluation method of circuit breaker energy storage spring mainly judges its performance state indirectly by measuring the pre-tightening force or pre-pressure of the spring.
A novel mechanical fault diagnosis for high-voltage circuit …
1 · S. Zhao, E. Wang, Fault diagnosis of circuit breaker energy storage mechanism based on current-vibration entropy weight characteristic and grey wolf …
(PDF) Intelligent Circuit Breaker
This paper designs an intelligent protective circuit breaker, which can monitor the leakage, voltage, current, temperature, and other parameters in the user''s line in real-time through ...
A Hybrid Method for Identifying the Spring Energy Storage State …
This paper studies the fault characteristics of small circuit breaker engine, combining fractal technology and probabilistic neural network, a research method of fault …
Research of circuit breaker intelligent fault diagnosis method …
The DPCA-KFCM and SVM method in the fault diagnosis of the circuit breaker is verified by the typical failure test of the Circuit breaker, the loosening of the pedestal and the refusal of thecircuit breaker, which improve the accuracy of the Fault diagnosis greatly. According to the energy variation of the mechanical transmission in the process of …
(PDF) Circuit Breaker Energy Storage Spring …
A non-contact testing method of spring deformation characteristics based on image matching tracking technology is proposed: the high-speed camera is utilized to capture the image sequence of...
Sensors | Free Full-Text | High-Performance Breaking …
An experimental prototype using the above techniques was fabricated and passed the DC 1000 V/10 kA short-circuit breaking test. On the basis of the above, an intelligent circuit breaker is developed, …
Applied Sciences | Free Full-Text | Intelligent Mechanical Fault Diagnosis Method for High-Voltage Circuit Breakers …
High-voltage circuit breakers (HVCBs) handle the important tasks of controlling and safeguarding electricity networks. In the case of insufficient data samples, improving the accuracy of the traditional HVCB mechanical fault diagnosis method is difficult, so it poses challenges in meeting performance requirements for mechanical fault …
Detection Method of Mechanical Characteristics of High Voltage Circuit Breaker …
In order to improve the reliability of the high voltage circuit breaker, a status monitoring system for high voltage circuit breaker based on the field programmable gate array is developed. With XC7A35TFGG484-2I as the control core, the system can collect, convert, transmit and display monitoring data, and can monitor the current of the closing and …
Research of Circuit Breaker Intelligent Fault Diagnosis Method …
According to the energy variation of the mechanical transmission in the process of circuit breaker operation which is characterized by acoustic and vibration signals, a new method ...
A new identification method of high voltage circuit breaker …
Biosurface and Biotribology CAAI Transactions on Intelligence Technology Chinese Journal of Electronics (2021-2022) Cognitive Computation and Systems Digital Twins and Applications Electrical Materials and Applications Electronics Letters Energy Conversion
Performance Evaluation of Smart Intelligent Circuit Breaker
Request PDF | On Mar 1, 2019, K. Sedhuraman and others published Performance Evaluation of Smart Intelligent Circuit Breaker | Find, read and cite all the research you need on ResearchGate This ...
Design on status monitoring IED of circuit breaker for smart substation …
Abstract. According to the new communication network controller area network (CAN) bus and IEC 61850 standard for substation, a new type of status monitoring intelligent electronic device (IED ...
Design for Energy Storage Springs of Universal Circuit Breakers …
To solve the imperfect springs structure parameters in the design of energy storage springs of the universal circuit breakers, and problems such as large volume of circuit …
[PDF] Fault Diagnosis of Circuit Breaker Energy Storage …
A fault identification method for circuit breaker energy storage mechanism, combined with the current–vibration signal entropy weight characteristic and grey wolf optimization-support vector machine (GWO-SVM), is proposed by analyzing the energy conversion and transmission relationship between control loop, motor, …
Entropy | Free Full-Text | Application of Multiscale Entropy in Mechanical Fault Diagnosis of High Voltage Circuit Breaker …
Mechanical fault diagnosis of a circuit breaker can help improve the reliability of power systems. Therefore, a new method based on multiscale entropy (MSE) and the support vector machine (SVM) is proposed to diagnose the fault in high voltage circuit breakers. First, Variational Mode Decomposition (VMD) is used to process the high voltage circuit …
A Hybrid Method for Identifying the Spring Energy Storage State of Operating Mechanism in Circuit Breakers …
Robust spring energy state identification of the operating mechanism is of great significance for monitoring the overall performance of the circuit breakers. However, rapid monitoring of the spring energy storage state based on the acquired current signal during the service period has not yet been realized. To address this problem, this research put forward a …
ENERGY | Fault Diagnosis Method of Energy Storage Unit of Circuit Breakers …
Fault Diagnosis Method of Energy Storage Unit of Circuit Breakers Based on EWT-ISSA-BP Tengfei Li 1, Wenhui Zhang 1, Ke Mi 1, Qingming Lin 1, Shuangwei Zhao 2,*, Jiayi Song 2 1 Puneng Electric Power Technology Engineering Branch, Shanghai Hengnengtai Enterprise Management Co., Ltd., Shanghai, 200437, China 2 School of Electrical …
Fault Diagnosis Technology of Low Voltage Circuit Breaker Based …
For low-voltage circuit breakers, the core components are the operating mechanism, the energy storage mechanism and the decoupler. Related literature [] shows that the vast majority of faults in circuit breakers belong to mechanical faults, and mechanical faults are dominated by faults in the operating mechanism and energy …
A new identification method of high voltage circuit breaker …
The circuit breaker operates infrequently in actual operation, making it difficult to get enough on-site data and thus restrict the application of intelligent identification methods such as artificial neural networks (ANN) and cluster analysis. These methods require a ...
Typical current modelling and feature extraction of high voltage circuit breaker towards condition analysis …
This study proposes a coil current model and an energy storage motor current (ESMC) model of circuit breakers (CBs) with spring operated mechanism. To make sure the signals generated by the models are identical to the actual ones, this study proposes a stochastic optimisation algorithm to optimise the model parameters.
Intelligent fault diagnosis of high-voltage circuit breakers using …
In recent years, vibration-based intelligent fault diagnosis of high-voltage circuit breakers (HVCBs) exhibits excellent performance. It requires a reliable machine …
(PDF) DESIGN AND IMPLEMENTATION-OF-INTELLIGENT-CIRCUIT-BREAKER-FOR-ELECTRICAL …
block diagram of the intelligent circuit breaker A step down transformer is used in the system to decrease the voltage from AC (220V) to AC (7V), the AC voltage is converted to DC Voltage using ...
An intelligent fault diagnosis method of high voltage circuit breaker based on improved EMD energy …
Semantic Scholar extracted view of "An intelligent fault diagnosis method of high voltage circuit breaker based on improved EMD energy entropy and multi-class support vector machine" by Jian Huang et al. DOI: 10.1016/J.EPSR.2010.10.029 Corpus ID: 109829812 ...
(PDF) Intelligent Miniature Circuit Breaker
Users can check the circuit breaker conditions, energy billings Computer Engineering and Applications Vol. 10, No. 3, October 2021 ISSN: 2252-4274 (Print) 201
An intelligent fault diagnosis method of high voltage circuit breaker based on improved EMD energy …
Huang et al. [10] developed an intelligent fault diagnosis method of high voltage circuit breaker using improved EMD energy entropy and multiclass support vector machine.
Intelligent circuit breaker control system
Prior art refers to shown in Fig. 1, and the most existing control program realizing intelligent breaker is mainly adopted Realize by original technical products mode that carries out simply " playing with building blocks ", mainly by display and management main frame ...
Application of Intelligent High Voltage Switchgear | SpringerLink
5.1 Advantages of Application in Intelligent Substation. In the application environment of intelligent substation, the operation and maintenance of high-voltage switchgear has changed from manual patrol inspection to online monitoring, from fault repair to active repair, from post-repair to pre-warning, and from passive power failure to active ...
A Review of Solid-State Circuit Breakers
Although conventional electromechanical circuit breakers have a proven record as effective and reliable devices for circuit protection, emerging power distribution technologies and architectures, such as dc microgrids, require improved interruption performance characteristics (e.g., faster switching speed). The need for faster switching …
Evaluation method of fault severity of energy storage spring of circuit breaker …
Energy storage spring of Circuit breaker is easy to failure, which will affect the normal operation of power system. Evaluating the severity of the fault of the energy storage spring can eliminate the fault in time and prevent its deterioration. In order to accurately evaluate the fault severity of energy storage spring, a fault severity …
(PDF) Fault diagnosis method for energy storage mechanism of high voltage circuit breaker …
F AULT DIAGNOSIS METHOD FOR ENERGY STORAGE MECHANISM OF HIGH VOL T AGE CIRCUIT BREAKER BASED ON CNN CHARACTERISTIC MATRIX CONSTRUCTED BY SOUND - VIBRATION SIGNAL . S HUT AO Z …
Design for Energy Storage Springs of Universal Circuit Breakers Using Artificial Bee Colony Algorithm …
References 1. P. Chen, R. Guan and P. Chen, A new generation of intelligent low voltage circuit breakers integrating internet of things technology, Electr. World 60(6) (2019) 5–7. Google Scholar 2. H.-N. Chen, L.-B. Ma, M.-W. He et al., Artificial bee colony optimizer based on bee life-cycle for stationary and dynamic optimization, IEEE Trans. Syst. Man …
Study on the Online Monitoring System and Fault Diagnosis Technology of Intelligent Circuit Breaker …
Because many distribution intelligent circuit breakers are far away, distributed, large and complex in geographical environment, it is very important to realize remote data collecting and ...
An intelligent fault diagnosis method of high voltage circuit breaker based on improved EMD energy …
In Section 4, we are going to explain the method based on improved EMD energy entropy feature extraction and fault diagnosis steps. In Section 5, we are going to explain the experimental setup, ''one against others'' SVM algorithm, the optimal parameters of the MSVM mode and also the detailed analysis and discussion of the major findings.
Research on performance state evaluation of circuit breaker …
The performance state evaluation method of circuit breaker energy storage spring mainly judges its performance state indirectly by measuring the pre-tightening force or …
A Hybrid Method for Identifying the Spring Energy Storage State …
To address this problem, this research put forward a hybrid method for spring energy storage state identification and successfully applied it to the operating mechanism of …
Optimal Allocation Method of Circuit Breakers and Switches in …
Reliability is a fundamental concept for power systems, and the optimal placement of switchable devices is a valuable tool for improvements in this area. The goal of this paper is to propose an optimal allocation method for circuit breakers and switches that can break the cost–reliability dilemma and simultaneously achieve reliability and …