A Diagnostic method based on RVM (return voltage measurement) for condenser bushings with oil-paper insulation systems

Electrical Engineering in Japan (English translation of Denki Gakkai Ronbunshi)

Volumn 130, Issue 1, 2000, Pages 21-29

  Okabe, Shigemitsu ^a   Yamada, Michio ^a   Sato, Shigekatsu ^b   Mori, Etsunori ^b  

^a Department of Laboratory Medicine   (Japan)

^b HITACHI LTD   (Japan)

Author keywords

[No Author keywords available]

Indexed keywords

DETERIORATION; ELECTRIC TRANSFORMER INSULATION; ELECTRIC TRANSFORMERS; EQUIVALENT CIRCUITS; MOISTURE; VOLTAGE MEASUREMENT;

CONDENSER BUSHINGS; OIL PAPER INSULATION SYSTEMS; RETURN VOLTAGE MEASUREMENT;

BUSHINGS;

EID: 0033890654     PISSN: 04247760     EISSN: None     Source Type: Journal    
DOI: None     Document Type: Article

References (6)

1. Bognar A, Kalocsai L, Csepes G. Diagnostic tests of high voltage oil-paper insulating systems (in particular insulation) using dc dielectrometics. CIGRE 15/33-08 1990 Session.
2. Bognar A, Csepes G, Hamos I, Schmidt J. A dc expert system (RVM) for checking the refurbishment efficient of high voltage oil-paper insulating system using polarization spectrum analysis in range of long-time constants. CIGRE 12-206 1994 Session.
3. Katsuta G, Toya A, Muto S, Maruyama Y, Fujisawa M. Residual voltage characteristics of deteriorated CV cables. Annual Meeting of the Japanese Institute of Electrical Engineers 1991;1483.
4. Ohi S, Yamamoto M, Ohmura M, Mada T, Sakamoto C. Analysis of the applicability of insulation deterioration diagnosis based on the measurement of the residual voltage in 33 kV CV cables. Insulation Materials Study Committee, Japanese Institute of Electrical Engineers 1986;EIM-86-38.
5. Japanese Institute of Electrical Engineers, Japanese Petroleum Institute. Guidelines on the maintenance and management of insulating oils. 1982.
6. Joint Study Committee of Electrical Engineers. Standards for on-site work for large-capacity transformers. 1975;31.