Data fusion in vacuum level measuring system

Author

Zhao, Zhizhong ; Liu, Tao ; Wang, Youhua ; Xin, Haiping

Author_Institution

Province-Minist. Joint Key Lab. of Electromagn. Field & Electr. Apparatus Reliability, Hebei Univ. of Technol., Tianjin, China

Volume

2

fYear

2009

fDate

20-22 Nov. 2009

Firstpage

383

Lastpage

386

Abstract

Methods of electric potential on shielding and magnetron-discharge are two ordinary methods of vacuum level measuring for vacuum circuit breakers. In this paper, the joint application of two methods is researched. The fuzzy control theory is applied, and the credibility of different measuring methods is given. Then through the application of data fusion, accuracy of vacuum level measuring is improved. At last, based on fusion matrix theory eliminating invalid data, a method of judging whether the measuring sensor is invalid is put forward, as assistant means to fuzzy control.

Keywords

electric potential; fuzzy control; level measurement; sensor fusion; vacuum circuit breakers; data fusion; electric potential; fusion matrix theory; fuzzy control theory; magnetron discharge; vacuum circuit breakers; vacuum level measuring system; Circuit breakers; Current measurement; Electric variables measurement; Electrons; Magnetic shielding; Magnetic switching; Production; Switches; Switching circuits; Vacuum systems; credibility; fuzzy theory; vacuum circuit breakers; vacuum level;

fLanguage

English

Publisher

ieee

Conference_Titel

Intelligent Computing and Intelligent Systems, 2009. ICIS 2009. IEEE International Conference on

Conference_Location

Shanghai

Print_ISBN

978-1-4244-4754-1

Electronic_ISBN

978-1-4244-4738-1

Type

conf

DOI

10.1109/ICICISYS.2009.5358386

Filename

5358386