Dongping Zhou, Yi Dong. Anti-Interference of Current Sensing Fiber in All-Fiber Current Sensors[J]. Acta Optica Sinica, 2017, 37(10): 1006002
- Acta Optica Sinica
- Vol. 37, Issue 10, 1006002 (2017)
Fig. 1. Basic structure of sensing fiber coil with variable pitch part
Fig. 2. Distribution of sensitivity from point M to N
Fig. 3. Pitch control of the variable pitch part for fibers with different beat lengths
Fig. 4. Spinning speed control of the variable pitch part for fibers with different beat lengths
Fig. 5. Different testing positions inside the current sensing fiber coil in the anti-interference test
Fig. 6. Schematic of the "8"-shape anti-interference structure
Fig. 7. Deployment of the FOCS with "8"-shape anti-interference structure
Fig. 8. "8"-shape anti-interference structure in the magnetic field generated by the conductor
Fig. 9. Distribution of the relative sensing along the "8"-shape anti-interference structure
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Table 1. Results of the anti-interference test (errors compared with the center)
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