Stress distribution testing of 50 MW turbine fracture blade with metal magnetic memory method

Zhongguo Dianji Gongcheng Xuebao/Proceedings of the Chinese Society of Electrical Engineering

Volumn 26, Issue 7, 2006, Pages 72-76

  Xing, Hai Yan ^a   Wang, Wen Jiang ^b   Wang, Ri Xin ^a   Xu, Min Qiang ^a   Li, Xue Feng ^c  

^a HARBIN INSTITUTE OF TECHNOLOGY   (China)

^b Chemical Engineering Department of Daqing Petrochemical Institute   (China)

^c PetroChina   (China)

Author keywords

Analysis; Fracture; Metal magnetic memory testing; Stress distribution; Turbine blade

Indexed keywords

CALCULATIONS; ELECTRIC POWER PLANT EQUIPMENT; STRESS CONCENTRATION; TURBOMACHINE BLADES;

METAL MAGNETIC MEMORY (MMM) TESTING; TURBINE BLADE;

STEAM TURBINES;

EID: 33744774153     PISSN: 02588013     EISSN: None     Source Type: Journal    
DOI: None     Document Type: Article

References (15)

1. Jing Jianping, Meng Guang. On thefatigue-creep damage analysis of a steam turbine rotor by a nonlinear damage mechanics model[J]. Proceedings of the CSEE, 2003, 23(9): 167-173 (in Chinese).
2. Shi JinYuan, Yang Yu, Sun Qing, et al. Study on fault characteristics law for large capacity turbogenerators[J]. Proceedings of the CSEE, 2000, 20(7): 190-194 (in Chinese).
3. Chi Yongbin, Liu Yuzhe, Hu Xianlong, et al. Metal magnetic memory testing of turbine blades[J]. NDT. 2002, 26(10): 440-442 (in Chinese).
4. Dubov A A. Study of metal properities using metal magnetic memory method[C]. 7th European Conference on Non-destructive Testing. Copenhagen. 1997, (10): 920-927.
5. Zhang Di, Xie Yonghui. Numerical model for blade fatigue life of liquid corrosion in steam turbine[J]. Proceedings of the CSEE, 2004, 24(10): 190-194 (in Chinese).
6. Zhang Wenmin, Dong Shaoping, Yang Yu, et al. Study on magnetic memorytestinganditsapplications[J]. Journal of Beijing University of Science and Technology, 2002, 23(3): 277-280 (in Chinese).
7. Zhang Jiang. A preliminary study on testing method based on metal magnetic memory effect[J]. PTCA, 2004, 40(4): 183-187 (in Chinese).
8. Huang Songling, Li Luming, Wang Laifu, et al. Stress distribution testing by metal magnetic memory method[J]. NDT. 2002, 21(5): 212-214 (in Chinese).
9. Hu Xianlong, Chi Yongbin. Quantitative evaluation method of stress concentration in magnetic memory diagnosis technique[J]. North China Electric Power, 2005, (6): 9-14 (in Chinese).
10. Yang Dingxin, Hu Niaoqing, Zhang Chaozhong. Early fault detection of electric machine rotor-bearing[J]. Proceedings of the CSEE, 2004, 24(11): 126-129 (in Chinese).
11. Wang Xiaolin, Lin Yingjie, Deng Zhiquan. Research of measuring the airgap flux of bearingless induction motors with search coils[J]. Proceedings of the CSEE, 2004, 24(10): 109-114 (in Chinese).
12. Doubov A A. Diagnostics of metal items and equipmen by means of metal magnetic memory[C]. Chsndt 7th Conference on NDT and International Research Symposivm, Shantou, China, 1999, 10: 181-187.
13. Ichzo U, Tetsuya S. Magnetic flux leakage by adjacent parallel surface slots[J]. NDT and E International, 1997, 30(6): 371-376.
14. luming L, SongLing H, Xiaofeng W, et al. Magnetic field abnormality caused by welding residual stress[J]. Journal of Magnetism and Magnetic Materials, 2003, 261(3): 385-391.
15. Doubov A A. Screening of weld quality using the metal magnetic memory[J]. Welding in the World. 1998, 41(6): 196-199.