架空输电线路覆冰监测用FBG拉力传感器的研制.pdf

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架空输电线路覆冰监测用FBG拉力传感器的研制pdf,架空输电线路覆冰监测用FBG拉力传感器的研制
3030 2010,36(12) 110kV kN) FBG Fig. 2 Structure of column shaped FRG load cell 45 (3)、(4) 过载保护 S= D(H-h2)+bh (3) 8 3 S B(H-h)+bh Fig 3 Sshaped shear FBG sensor (4) S、J ;H、h、B、b 4 3Q BH-(B-b)h Emax Jyb 26 BH3-(B-b)h35(5) 2tu(1-u) (6 G E .max max E 45° emax 2=±1+/cm Fig. 4 Cutaway view of the tension sensor 3(1+)QBH2-(B-b)h )x392 BH3-(B-bh' Q=50kN,p=0.3,E=210GPa,H=64 mm,B=60 mm,h=50 mm, 6=4 mm. (7) ±45° 50kN S FBO ±45 1406, 2812。 FBG1、FBG2 FBG FBG1 1311~1319 50 kN C.6‰ 1315, FBO 1319 1318 1317 长1316 1315 题 1314 1313 1312 1311 0.3960.7921.1881.5841.979 0.1980.5940.991.3861.782 长度/cm 7 FBG1 Fig 7 Tensile strain of FBGl Fig 5 Strain vector on the blind hole of the tension sensor 1200 1203 1207 -1211 1215 -1219 1235 0.3960.7921.1881.5841.979 0.1980.5940.99 3861.782 长度/m 6 FBG Fig 6 FBG glued on the blind hole 8 FBG2 Fig 8 Compressive strain of FBG2 FBG 1200~-1235 2.8% 2532.5 (2) ,FBG1、FBG2 FBG WDW-200D FBG Fig 9 Experimental layout of sensor FBG performance calibration FBG FBG1 (50kN)3 FBG2 10 50kN 3032 2010,36(12) 2.5 Tab.1 Tensile test data 加载 2.0 卸载 FBG FBG /kN nm 0.27 0.256 10 0.507 0.5 0.779 15 0.747 0 1.027 0.991 20 3 40 1.271 1.24 拉力/kN 30 1.488 10 FBG 1.768 1.736 Fig. 10 Curve fitting of FBG wavelength 2.015 40 1.991 in response to load 2.255 45 2.234 2.495 50 2.496 2496nmn, FBG 1.176pr ,50kN 2122 2532.5 FBG 0.99958 8) y=0.0495x+0.0203。 (8) nI。 Fig. 11 Icing experiment of the tension sensor 0.76% .0495pm/N, 0.2N/pm, 1.2% 10 --- 5 17:0018:0019:0020:0021:0022:0023:00 FBG 时刻 Fig 12 wavelength fluctuations of the tension sensor during the icing experiment 11、12 15.6C),16:48 19:04 6C, ±7pm, 2.7k 30.28%, 。19:04 FBO 3033 4 pm er grid antiicing and de-icingl m. Beijing, China: China Elec- 0.56%, tric power press. 2010 6°C), ,2006,25(2);14-16 FBG WANG Fang-lin. Some thoughts about the transmission struc FBG ture damage during the 2008 south China ice storm[J]. Specia Structures,206,25(2):14-16. 2008 14pm。 LJI 2008,34(11):2468-2474. FBO JIANG Zheng-long, LU Jia-zheng, LEI Hong-cai, et al. Analy- sis of the causcs of towcr collapses in hunan during thc 2008 icc storm[J]. High Voltage Engineering, 2008,34(11):2468- 5 2474. 2009,35(12):3111-3116 LU Jia-zheng, ZHANG Hong-xian, PENG Ji-wen, et al. Re- FBG FBG search and appl ication of ice-covering evolvement in Hunan power grid[J]. High Voltage Engineering, 20C9, 35(12) 3111-3116 b) 2532.5, 2122 SHAO Gui-wei, HU Yi, WANG Li-nong, et al. Application and cffcct of icing monitor for transmission linc[J]. Elcctrical E quip 2008,9(6):13-15 0.76% 0.0495pm [10] 20.2N/pm, 1.2%, 2008,34(9):1992-1995. ZHANG Yu. Ice online monitoring system on transmission lines[J]. High Voltage Engineering, 2008, 34(9):1992 [1l Alavie A T, Maaskant R, Ohn MM, et al. Application and characterization of intracore grating sensors in a cfrp pres- tressed concrete girder[C]/ Smart Stractures and Materials. Orlando, FI.. USA: [sn..1994 M 1] ,2008,32(4):14-22 ZHAO Yong. Principle and application technology of optical fi LI Cheng-rong, LU Yuzhen, CUI Xiang, et al. Research issues ber sensorsLM]. Beijing, China: Tsinghua University Press for safe operation of power grid in china under ice-snow disasters 2007. J. Power System Technology, 2008, 32(2):14-2 [13] 2010,36(7 2C08,34(2):215-219. 1704-1709. HU Yi. Analysis and countermeasures discussion for large area MA Guo-ming, LI Cheng-rong, JIANG Jian, ct al. Tempera ing accident on power grid. high Voltage engineering ture effect on performance of FBG tension tilt sensor applied 2C08,34(2):215-219. in ice monitoring on overhead transmission lines [J]. High .2008 Voltage engineering, 2010. 36(7):1704-1739 ,2009,33(5):38-43. 14] SHAO DC-jun, YIN Xiang-gen, Chen Qing-qian, ct al. Af- 2007,31(14);98-101 fects of icing and snow disaster occurred in 2008 on power grids HUANG Xin-bo, SUN Qin-dong, CHENG Rong-gui, et al. in south China[J]. Power Systemm Technology, 2009, 33(5) Mechanical analysis on transmission line conductor icing and 38-43 application cf orline monitoring system J. Automation of E- 2008 lectric Power Systems, 2007,31(14):98-10 11C-500 kVM] 2009 Power Grid Corporation of Qujing. Icing damaged transmission 2008,32(23):81-85, lincs analysis of Qujing power grid in 2008: 110-500 kVLM XING Yi, ZENG Yi, SHENG Ge-hao, et al. Online monito- Kunming, China: Yunnan Science & Technology Press, 2009 ring system of overhead transmission line icing based on me- chanical measurement[J]. Automation of Electric Power Sys 2010 tems,2008,32(23):81-85 China Southern Power Grid. Technology and application of pow- [16] MA Guo-ming, LI Cheng-rong, MENG Chen-ping, et al. Ice 3034 2010,36(12) monitoring on overhead transmission lines with FBG tension bly figures of 110 k Overhead transmission lines[M]. Beijin sensoriC]// Power and Energy Engineering Conference (AP. China, China electric power press. 2007 PEEC). Chengdu, China: [s n..2010. 1997 [17]DL/T50921999110~5c0kV LIU Jiur-qing. Mechanics foundations of the weighing sensors DL/T 5092 1999 Technical code for designing 110--500 kv in shear thpe[J. Weighing Apparatus, 1997(2): 13-20 overhead transmission line s, 2003 20] 1997(5):1-8. 18] LIU Jiur-qing. Electronic crane scale using weighing sensors 110kV[M] 2007 [J. Weighing Apparatus, 1997(5):1-8 WANG Run-yuan, SI Ya-qing, SI Ce. Insulator string assem 986 2008 2006 JIANG Jian MA Guo-ming E-mail maguoming a ieee.org E-mail: haishi(@ Ph. d. candidate 1957 0 1988 E Fellow, IEEE E-mail LI Cheng-rong LUO Ying-ting E-mailIcr(@ncepu.edu.cn 201C-08-09 2010-11-09

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