Lei Jiang, Xuezhi Zhang, Jin Wang, Xiaojun Fan, Yuqing Li, Yue Chu, Bangtian Xu, Tiegen Liu. Real-Time Online Detection of Cutter Wear Based on Fiber Bragg Grating Array[J]. Acta Optica Sinica, 2019, 39(12): 1206003
- Acta Optica Sinica
- Vol. 39, Issue 12, 1206003 (2019)
Fig. 1. Multi-channel cutter wear detection sensing system
Fig. 2. Theoretical simulation of reflectivity. (a) Peak reflectivity curves under different coupling coefficients; (b) reflectance spectra under different grating lengths when k=0.35 mm-1
Fig. 3. Principle diagram of wear detection
Fig. 4. Diagram of packaging of wear sensor
Fig. 5. Wear data diagrams. (a) Demodulation of wear curve; (b) error analysis curve
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Table 1. Parameters for SFBGA
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