Moisture Diagnosis of Transformer Oil-Immersed Insulation With Intelligent Technique and Frequency-Domain Spectroscopy.
Jiefeng LiuXianhao FanChaohai ZhangChun Sing LaiYiyi ZhangHanbo ZhengLoi Lei LaiEnze ZhangPublished in: IEEE Trans. Ind. Informatics (2021)
Keyphrases
- frequency domain
- partial discharge
- fault diagnosis
- high voltage
- incipient fault
- spatial domain
- fourier transform
- normal operation
- denoising
- feature extraction
- cross correlation
- power spectrum
- infrared
- frequency analysis
- power transformers
- x ray
- fourier domain
- power spectra
- low pass
- subband
- phase correlation
- spectrum analysis
- fourier analysis
- bandpass
- facial asymmetry
- power spectral
- frequency domain analysis
- image processing
- spectral domain
- discrete fourier transform
- power plant
- preprocessing
- affine invariance
- frequency spectrum
- frequency response