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Tian, Z.
Yang, T.
Tian, Z.
Tian, J.
Tian, X.

Beijing, North China Electric Power University, 2002 [3] Li Xuan-tian, Luo Zhong-yang, NI Ming-jiang, Cen Ke-fa, etc.

Research on Detection of Transmission Line Porcelain Insulator Based on Infrared Technology Jie Tong 1,a, Zhigen Xiao 2,b, Qiang Gao 3,c, Yang Wang 4,d 1China Electric Power Research Institute,Haidian District, Beijing, China 2China Electric Power Research Institute,Haidian District, Beijing,China 3China Electric Power Research Institute,Haidian District, Beijing,China 4China Electric Power Research Institute,Haidian District, Beijing,China atongjie1@epri.sgcc.com.cn, bZhigen_xiao@163.com, cgaoqiang2010@epri.sgcc.com.cn, dyangw@epri.sgcc.com.cn Keywords: infrared technology; porcelain insulators; heating power; insulator resistance Abstract: With the continuous development of infrared technology, infrared-based detection and diagnosis technology has become a new modern power equipment detection technology.
[3] Zhang Rui, Wu Guangya,Yuan Tian,et al.

[3] Haiyan You, Shucai Yang, Caixu Yue, Xuefeng Wu, Yang Xie.
[10] M.Y.Wu, Y.Tian, Y.

Yang b and X.S.
after thermal error compensation ( mµ ) Teeth space error Cumulative pitch error Comparison results Left flank Right flank Left flank Right flank Before compensation 34.3 24.4 87.6 90.3 After compensation 14.9 7.7 34.5 21.7 Compensation efficiency 56.6% 68.4% 60.6% 75.9% Accuracy before compensation 8 7 8 9 Accuracy after compensation 6 4 6 5 Improvement of precision grade 2 3 2 4 References [1] Kim, Kyung-Don, Chung, Sung-Chong: International Journal of Production Research Vol. 42 (2004), p. 1167~1187 [2] Postlethwaite, S.R., Allen, J.P., Ford, D.G.: Journal of Engineering Manufacture Vol. 212 (1998), p. 671~679 [3] TAO Xiaojie, WANG Yesen: Journal of Mechanical Transmission Vol. 29 (2005), p. 54~55 [4] Yagishita, H., Lizuka, T.: American Society of Mechanical Engineers, Design Engineering Division (Publication) DE Vol. 43 (1992), p. 81~87 [5] Jun Ni: Journal of Manufacturing Science and Engineering Vol. 119 (1997), p. 717~725 [6] Hong Yang
, Jun Ni: Journal of Manufacturing Science and Engineering Vol. 125 (2003), p. 245~254 [7] Tian Pengfei: Manufacturing Technology & Machine Tool, 6 (1995), p. 39~40 [8] Haralick RM, Shapiro LG: CVGP Vol. 29 (1985), p. 100~101 [9] Lee T W et al: Neural Computation Vol. 11 (1999), p. 409~433

An adjustable voltage signal filament conversion alarm system Baofeng Zhang 1, a, Jinfeng Yang 1, b, Junchao Zhu 1, c 1Electrical Engineering College of Tianjin University of Technology, Tianjin, 300384 azhangbaofeng@263.net, byangjinfeng.1989@163.com, czhujunchao@sina.com Keywords: PWM, signal, filament transfer, DSP Abstract.
This paper adopts 156 series relay only for railway which is developed by Tie-feng electric company of Tian-jin.

Tian :Key Engineering Materials Vol. 280-283(2005),p. 1541 [7] X.
Niihara:Advanced Materials Vol.13 (2001) [9] R.Quan,D.Yang,X.Wu,H.Wang,and X.Miao: J.Materials.Science:Mater Med Vol.19 (2008),p.183 [10] V.

References [1] Chao Lv, Yufeng Yang and Xiangjun Wu.
[6] Aili Ma, Qingxi Liao, Boping Tian, Huidong Huang, Caixia Shu, Shanxin Zhou and Xin Lin.

[3] Zhang Zhi-hui, Tian Di and Yang Yi-xian: Method for Design of Linear CCD Driving Circuit.

Yang, J.Y.
Tian.