Condition evaluation for aging state of transformer oil-paper insulation based on time-frequency domain dielectric characteristics

Electric Power Components and Systems

Volumn 43, Issue 7, 2015, Pages 759-769

  Liu, Jiefeng ^a   Liao, Ruijin ^a   Zhang, Yiyi ^a,b   Gong, Chunyan ^c   Wang, Cong ^a   Gao, Jun ^a  

^a CHONGQING UNIVERSITY   (China)

^b GUANGXI UNIVERSITY   (China)

^c Hangzhou Power Supply Company of State Grid   (China)

Author keywords

Aging state; Condition assessment; Frequency domain dielectric characteristics; Oil paper insulation; Time domain dielectric characteristics

Indexed keywords

CURVE FITTING; FREQUENCY DOMAIN ANALYSIS; INSULATION; NONDESTRUCTIVE EXAMINATION; OIL FILLED TRANSFORMERS; PAPER; POLARIZATION; POWER TRANSFORMERS; RECOVERY; SPECTROSCOPY;

CONDITION ASSESSMENTS; CONTROLLED LABORATORIES; DIELECTRIC CHARACTERISTICS; FREQUENCY DOMAIN SPECTROSCOPY; NON-DESTRUCTIVE EVALUATION TECHNIQUES; OIL PAPER INSULATION; POLARIZATION/DEPOLARIZATION CURRENT; TIME FREQUENCY DOMAIN;

TIME DOMAIN ANALYSIS;

AGING; DEPOLARIZATION; DIELECTRICS; IMPREGNATION; INSULATING PAPERS; POLARIZATION; TRANSFORMERS;

EID: 84927732936     PISSN: 15325008     EISSN: 15325016     Source Type: Journal    
DOI: 10.1080/15325008.2014.991462     Document Type: Article

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