Application of wavelet analysis for detection of defects in insulation system

Author

Wu, Xinyan ; Xie, Hengkun ; Wu, Songzhen

Author_Institution

State key Lab. of Electr. Insulation for Power Equipments, Xi´´an Jiaotong Univ., China

fYear

1995

fDate

10-13 Jul 1995

Firstpage

229

Lastpage

233

Abstract

Detection of defects in insulating system has long been recognized as an important part of quality control for high voltage equipment. In this paper, an acoustic signal analysis method for detection of defects in insulation system based on wavelet transform is introduced. Some applications of wavelet transform in detection of defects in insulating system are given. Compared with the conventional detecting methods, the acoustic signal analysis method based on wavelet transform has advantages such as higher resolution and convenience for practical use

Keywords

crystal defects; dielectric materials; electric breakdown; insulating materials; noncrystalline defects; wavelet transforms; acoustic signal analysis method; defect detection; high voltage equipment; insulation system; quality control; wavelet analysis; wavelet transform; Acoustic signal detection; Continuous wavelet transforms; Dielectric materials; Dielectrics and electrical insulation; Discrete wavelet transforms; Feature extraction; Signal analysis; Signal processing; Wavelet analysis; Wavelet transforms;

fLanguage

English

Publisher

ieee

Conference_Titel

Conduction and Breakdown in Solid Dielectrics, 1995. ICSD'95., Proceedings of the 1995 IEEE 5th International Conference on

Conference_Location

Leicester

Print_ISBN

0-7803-2040-9

Type

conf

DOI

10.1109/ICSD.1995.522983

Filename

522983