Axial vibration modal analysis of transformer windings under different levels of pre-compression

Dianji yu Kongzhi Xuebao/Electric Machines and Control

Volumn 14, Issue 8, 2010, Pages

  Li, Hong Kui ^a   Li, Yan ^a  

^a SHENYANG UNIVERSITY OF TECHNOLOGY   (China)

Author keywords

Axial vibration; Modal; Power transformer; Pre compression; Simulink; Windings

Indexed keywords

ANALYSIS METHOD; AXIAL LEVELS; AXIAL VIBRATIONS; ELASTO-PLASTIC; ELECTROMAGNETIC FORCES; EXPERIMENTAL DATA; MASS SPRING SYSTEMS; MODAL; MODAL SIMULATION; NONLINEAR CHARACTERISTICS; PRE-COMPRESSION; SIMULATION CALCULATION; SIMULINK; THEORETICAL FOUNDATIONS; TRANSIENT EXCITATION; VIBRATION METHOD;

COMPUTER SIMULATION; MODAL ANALYSIS; NATURAL FREQUENCIES; POWER TRANSFORMERS; TRANSFORMER SUBSTATIONS; VIBRATION ANALYSIS; WINDING;

TRANSFORMER WINDINGS;

EID: 77958086985     PISSN: 1007449X     EISSN: None     Source Type: Journal    
DOI: None     Document Type: Article

References (4)

1. Wang Mengyun, Ling Han. Statistics and analysis of large power transformer short-circuit accident [J]. Transformers, 1997, 34(10): 12-17.
2. Li Wenhai. Transformer short-circuit strength of research results introduction [J]. Transformers, 1997, 34(10): 18-22.
3. Chen Zhenmao, Xu Jianxue. Axial nonlinear vibration of large power transformer windings [J]. Chinese Journal of Applied Mechanics, 1990, 7(1): 21-29.
4. Berler Z, Golubev A, Rusov V, et al. Vibro acoustic method of transformer clamping pressure monitoring [C]// USA Conference Record of the 2000 IEEE International Symposium on Electrical Insulation. Anaheim, CA USA: IEEE, 2000: 263-266.