Practical experiences on condition assessment of stator insulation using polarisation / depolarisation current technique

42nd International Conference on Large High Voltage Electric Systems 2008, CIGRE 2008

Volumn , Issue , 2008, Pages

  Bhumiwat, S ^a  

^a Independent Consultant ^*  (New Zealand)

Author keywords

Capacitance; Current; Depolarisation; Dielectric; Dissipation factor; Polarisation; Stator

Indexed keywords

CONDITION ASSESSMENTS; DIELECTRIC RESPONSE; DISSIPATION FACTORS; EVALUATION RESULTS; MATERIAL INTERFACES; MEASUREMENT RESULTS; POLARISATION PHENOMENA; PRACTICAL EXPERIENCE;

CAPACITANCE; CHEMICAL PLANTS; DEPOLARIZATION; DIELECTRIC MATERIALS; DUST; ELECTRIC CURRENTS; FREQUENCY DOMAIN ANALYSIS; INSULATION; INTERFACES (MATERIALS); PARTIAL DISCHARGES; POLARIZATION; POWER TRANSFORMERS; ROTATING MACHINERY; STATORS;

TIME DOMAIN ANALYSIS;

EID: 84876759637     PISSN: None     EISSN: None     Source Type: Conference Proceeding    
DOI: None     Document Type: Conference Paper

References (6)

1. S. Bhumiwat "Application of polarisation depolarisation current (PDC) technique on fault and trouble analysis of stator insulation" (CIGRE SC A1 & D1 Joint Colloquium, Gyeongju, Korea, October 24, 2007 pages 79-87). [can be downloaded from www.kea-consultant.com ]
2. J. Alff, V. Der Hauhanessian, W. S. Zaengl and A. J. Kachler, "A novel, compact instrument for the measurement and evaluation of relaxation currents conceived for on-site diagnosis of electrical power apparatus" (2000 IEEE International Symposium on Electrical Insulation, Anaheim, CA, USA, 2-5 April 2003).
3. W. S. Zaengl, "Dielectric spectroscopy in time and frequency domain for power equipment -theoretical considerations" (IEEE Electrical Insulation Magazine, volume 19 number 5 September/October 2003 pages 5-19).
4. W. S. Zaengl, "Applications of dielectric spectroscopy in time and frequency domain for HV power equipment" (IEEE Electrical Insulation Magazine, volume 19 number 6 November/December 2003 pages 9-22).
5. C. Paynot, L. Lamarre, E. David and R. Taghizad, "The use of transient current for the evaluation of the condition of rotor and stator insulation systems of large synchronous rotating machines" (IEEE Electrical Electronics Insulation Conference, EEIC/ICWA Exposition, paper 5-3 (43), 2005).
6. E. Gockenbach, M. Farahani, "Dielectric response measurements as life assessment technique for insulation systems" (CIGRE SC A1 & D1 Joint Colloquium, Gyeongju, Korea, October 24, 2007 pages 243-250).