An iron core probe based inter-laminar core fault detection technique for generator stator cores

IEEE Transactions on Energy Conversion

Volumn 20, Issue 2, 2005, Pages 344-351

  Lee, Sang Bin ^a   Kliman, Gerald B ^b   Shah, Manoj R ^c   Nair, N Kutty ^d   Lusted, R Mark ^d  

^a Korea University   (South Korea)

^b RENSSELAER POLYTECHNIC INSTITUTE   (United States)

^c GE GLOBAL RESEARCH   (United States)

^d GE ENERGY   (United States)

Author keywords

AC generators; Fault diagnosis; Fault location; Insulation testing; Magnetic cores; Maintenance; Reliability

Indexed keywords

AC GENERATORS; ELECTRIC FAULT LOCATION; ELECTRIC INSULATION TESTING; IRON; MAGNETIC CORES; MAINTENANCE; RELIABILITY; SENSITIVITY ANALYSIS;

CORE FAULT DETECTION; FAULT DIAGNOSIS; GENERATOR STATOR CORES; INTER-LAMINAR CORE FAULTS; IRON CORE PROBE;

STATORS;

EID: 20544448489     PISSN: 08858969     EISSN: None     Source Type: Journal    
DOI: 10.1109/TEC.2005.847977     Document Type: Article

References (7)

1. IEEE Guide for Insulation Maintenance of Large Alternating-Current Rotating Machinery (10,000 kVA and Larger), ANSI/IEEE Std. 56-1977, Mar. 1977.
2. J. Sutton, "EI-CID - an easier way to test stator cores," Elect. Rev., Jul. 1980.
3. J. Sutton and B. F. Chapman, "Electromagnetic detection of damaged regions in laminated iron cores," in Proc. Int. Conf. Electrical Machines - Design and Applications, 1982.
4. C. Rickson, "Electrical machine core imperfection detection," Proc. Inst. Elect. Eng., Part B, vol. 133, no. 3, pp. 190-195, May 1986.
5. J. Sutton, "Theory of electromagnetic testing of laminated stator cores," INSIGHT, Apr. 1994.
6. Z. Posedel, "Inspection of stator cores in large machines with a low yoke induction method-measurement and analysis of interlamination short-circuits," IEEE Trans. Energy Convers., vol. 16, no. 1, pp. 81-86, Mar. 2001.
7. V. B. Berezhansky, L. I. Chubraeva, and G. V. Rostik, "Experience with modified iron fault control technique for the stator cores of electrical machines," in Proc. Stockholm Power Tech Int. Symp. Electric Power Engineering, vol. 3, 1995, pp. 108-112.