DocumentCode
2146251
Title
Design and research on novel permanent magnetic actuator in low voltage and high current vacuum circuit breaker
Author
Cao, Yundong ; Liu, Xiaoming ; Wang, Enhi ; Liu, Zhiping
Author_Institution
Coll. of Electr. Eng., Shenyang Univ. of Technol., China
fYear
2002
fDate
2002
Firstpage
471
Lastpage
474
Abstract
A novel permanent magnetic spring actuator of a low voltage high current vacuum circuit breaker (VCB) is presented. The breaking property requirement is satisfied, the current of the control circuitry is reduced and more rationalization of production in practice is verified. Furthermore, magnetic field distributions of permanent magnetic actuators under different operational conditions are obtained.
Keywords
electromagnetic actuators; magnetic fields; switchgear testing; vacuum circuit breakers; LV high-current vacuum circuit breaker; breaking property; control circuitry current reduction; magnetic field distributions; operational conditions; permanent magnetic spring actuator; production rationalisation; Actuators; Circuit breakers; Coils; Educational institutions; Low voltage; Magnetic circuits; Magnetic flux; Magnetic properties; Permanent magnets; Springs;
fLanguage
English
Publisher
ieee
Conference_Titel
Discharges and Electrical Insulation in Vacuum, 2002. 20th International Symposium on
Print_ISBN
0-7803-7394-4
Type
conf
DOI
10.1109/ISDEIV.2002.1027411
Filename
1027411
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