Wei-yi FENG, Li-hua LIU, Xu-ping ZHANG, Xia ZHAO, Xiao-wei HUANG, Chun-han YU. Study on Leakage Detection Technology of Corrosive Acid Solution Based on Fiber Raman Temperature Measurement[J]. Spectroscopy and Spectral Analysis, 2020, 40(11): 3425
- Spectroscopy and Spectral Analysis
- Vol. 40, Issue 11, 3425 (2020)
Fig. 1. Distributed fiber Raman temperature measurement schematic diagram
Fig. 2. Acid self-sensing special cable structure
Fig. 3. Sheath material tensile strength
Fig. 4. A distributed optical fiber temperature measuring system for detecting the leakage of acid solution pipeline
Fig. 5. Simulation test equipment for acid solution leakage detection
Fig. 6. Time curve of temperature change at the leakage point
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Table 1. Test performance of sheath material
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