CIRCUIT BREAKER ENERGY STORAGE OPERATING MECHANISM United States Patent Application 20180226206 Kind Code: A1 Abstract: An energy storage operation mechanism for a circuit breaker comprises
Read MoreThe detection method is simple in judgment basis, unquestioning maintenance is avoided, and the maintenance labor and cost are reduced. The invention discloses a detection method of an energy storage state of a circuit breaker operating spring.
Read MoreThe purpose of this invention is to provide a kind of stored energy mechanism with air circuit of protection mechanism, this kind stored energy mechanism can effectively solve circuit breaker causes the scaling loss circuit breaker because of manual energy storage when closing a floodgate problem. According to technical scheme of the present
Read MoreThe invention relates to the technical field of power equipment, in particular to a circuit breaker energy storage mechanism; the technical scheme is as follows: the energy storage device comprises an incomplete tooth gear, wherein the incomplete tooth gear is
Read MoreThe invention relates to a breaker in an electric system, in particular to a judgment method for a breaker operation mechanism energy storage state. Electric machine printing information is collected through subitems; each-time pressing time and time length are
Read MoreThe performance state evaluation method of circuit breaker energy storage spring mainly judges its performance state indirectly by measuring the pre-tightening
Read MoreThe invention discloses a vacuum circuit breaker energy storage motor protection circuit which comprises an energy storage motor. A direct-current switch is connected between the energy storage motor and a positive electrode of direct-current voltage, another
Read MoreAbstract: Energy storage spring of Circuit breaker is easy to failure, which will affect the normal operation of power system. Evaluating the severity of the
Read MoreIn medium-voltage direct-current (MVDC) distribution grid, the solid-state transformer (SST) with battery energy storage system (BESS) can be used for energy exchange, voltage matching and port power decoupling, etc. However, when dc grid-side short-circuit fault
Read Moreenergy storage circuit breaker indicating driving arm Prior art date 2022-11-17 Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status
Read MoreA 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
Read MoreThe invention discloses a system for evaluating the abnormal state of an energy storage spring of a circuit breaker, which comprises: the mechanical sensor is used for measuring the stress value of the energy storage spring in real time; the data acquisition module
Read MoreFault 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
Read MoreThrough a macro inspection, chemical composition analysis, hardness inspection, graphite carbon inspection and energy spectrum analysis, the reason for the
Read MoreA technological breakthrough by – a solid-state circuit breaker – will enhance performance of renewable energy solutions, industrial battery storage solutions and so-called edge grids. Vital for the electrification of sustainable transport Power losses are
Read MoreTABLE 1. Partial motor current characteristic. - "Fault Diagnosis of Circuit Breaker Energy Storage Mechanism Based on Current-Vibration Entropy Weight Characteristic and Grey Wolf Optimization–Support Vector Machine" DOI: 10.1109/ACCESS.2019.2924056
Read MoreThe utility model provides a be applied to circuit breaker technical field''s circuit breaker energy memory, circuit breaker energy memory''s energy storage motor (1) be connected through big sprocket (4) on chain (2) and energy storage axle (3), set up round pin axle
Read MoreThe proposed topology has an edge over existing circuit breaker topologies, owing to battery banks that can store this regenerative energy into storage elements for future use. In addition, this topology is tested in a 500kV HVDC transmission system which will improve the overall performance of the HVDC grid.
Read Moreenergy storage residual current circuit breaker storage circuit current circuit Prior art date 1994-08-16 Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and
Read MoreThe invention discloses an energy storage device of a circuit breaker, and relates to the technical field of the circuit breaker. The device is arranged in a circuit breaker casing, and comprises an active piece, a limiting piece, a linkage piece and a tripping mechanism
Read MoreAiming at the problem of energy storage unit failure in the spring operating mechanism of low voltage circuit breakers (LVCBs). A fault diagnosis algorithm based on an improved
Read MoreFault Diagnosis of Circuit Breaker Energy Storage Mechanism Based on Current-Vibration Entropy Weight Characteristic and Grey Wolf Optimization –Support Vector Machine SHUTAO 1ZHAO,2, ERXU WANG1
Read MoreCircuit breaker energy storage operating mechanism US10643801B2 (en) 2015-08-04 2020-05-05 Zhejiang Chint Electrics Co., Ltd. Circuit breaker energy storage operating mechanism US10811199B2 (en) 2018-10-03 2020-10-20
Read MoreAs a powerful component of a circuit breaker, the reliability of energy storage spring plays an important role in the drive and control the operation of a circuit breaker motion process.
Read MoreUniversal circuit breaker energy storage handle anti-jamming apparatus Download PDF Info Publication number EP3531436B1 EP3531436B1 EP16919247.3A EP16919247A EP3531436B1 EP 3531436 B1 EP3531436 B1 EP 3531436B1 EP 16919247 A Prior art
Read MoreAn energy storage motor and circuit breaker technology, applied in circuit breaker testing, motor generator testing, instruments, etc., can solve the problems of inaccurate current acquisition, large errors, increased maintenance costs, etc., and achieves high accuracy, Improved performance and versatility
Read MoreAiming at the problem of energy storage unit failure in the spring operating mechanism of low voltage circuit breakers (LVCBs). A fault diagnosis algorithm based on an improved
Read MoreShort-circuit fault evaluation of SF6 circuit breaker energy storage motor coil based on high-frequency equivalent model April 2022 Journal of Physics Conference Series 2260(1):012047
Read MoreThe performance state evaluation method of circuit breaker energy storage spring mainly judges its performance state indirectly by measuring the pre
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Read MoreFault Diagnosis of Circuit Breaker Energy Storage Mechanism Based on Current-Vibration Entropy Weight Characteristic and Grey Wolf Optimization–Support Vector Machine June 2019 IEEE Access PP(99
Read MoreAbstract: Energy storage spring is an important component of the circuit breaker''s spring operating mechanism. A three-dimensional model of the opening spring and closing
Read MoreThe technical scheme that its technical problem that solves the utility model adopts is: a kind of energy storage transmission mechanism of vacuum circuit-breaker, has motor, minor sprocket, chain, hinge wheel, motor are manual and electric integral type motor
Read MoreEP3 531 436B1 2 5 10 15 20 25 30 35 40 45 50 55 Description TECHNICAL FIELD [0001] The present invention relates to the field of low-voltage apparatuses, in particular to a universal circuit breaker. BACKGROUND ART [0002] A universal circuit breaker realizes
Read MoreDiagnosis of Circuit Breaker Energy Storage Mechanism Based on Current-Vibration Entropy Weight Characteristic and Grey Wolf Optimization–Support Vector Machine | The reliable storage of spring
Read MoreA fault identification method for circuit breaker energy storage mechanism, combined with the current–vibration signal entropy weight characteristic and
Read MoreThrough a macro inspection, chemical composition analysis, hardness inspection, graphite carbon inspection and energy spectrum analysis, the reason for the break of the energy storage spring of the circuit breaker in a 110kV substation are analyzed. The results show that poor manufacturing technology and anti-corrosion
Read MoreEP3 333 865B1 2 5 10 15 20 25 30 35 40 45 50 55 Description Technical Field [0001] The present invention relates to the field of low-voltage apparatuses, and more particularly to an energy storage operation mechanism for a circuit breaker. Background Art [0002
Read MoreCircuit reliability of the energy storage motor is improved, the accident of damage to theEnergy storage motor due to the failure can be reduced, and a medium-voltage distribution system is more reliable in operation. The invention discloses a vacuum circuit breaker energy storage motor protection circuit which comprises an energy
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