Kai Xie, Tao Tan, Xuezhen Si, Lü Zhongbin, Pengliang Ren, Xianghe Liu, Chao Duan, Ye Tian, Quan Chai, Fei Gao, Jianzhong Zhang. High-Voltage Bushing Test of FBG Three-Dimensional Tension Sensor in Substation[J]. Laser & Optoelectronics Progress, 2021, 58(9): 0906002
- Laser & Optoelectronics Progress
- Vol. 58, Issue 9, 0906002 (2021)
Fig. 1. 3D tension sensor. (a) Sensor arrangement; (b) sensor package; (c) sensor parameters
Fig. 2. 3D tension testing environment. (a) Substation test environment; (b) cross line; (c) down lead; (d) fittings
Fig. 3. 3D tension monitoring. (a) 3D tension; (b) temperature; (c) temperature difference; (d)
Fig. 4. Difference of
Fig. 5. Long time monitoring of 3D tension
Fig. 6. 3D force shaking. (a) Shanking at night; (b) frequency domain of area with shaking and no shaking
Fig. 7. Sensor frequency domain signal. (a) X direction; (b) Y direction; (c) Z direction
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Table 1. 3D tensile force at the end of main transformer bushing under various working conditions
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