Study On Optical Communications, Volume. 49, Issue 5, 56(2023)
Research on Green and Environmentally Friendly Manufacturing Process of Optical Fiber Preform
Figures & Tables(12)
Fig. 2. X-ray diffraction patterns of natural quartz sand and synthetic fused quartz sand
Fig. 4. Schematic diagram of the fiber structure and refractive index profile of the designed fiber
Fig. 5. Schematic of the assembly of the core rod and thin-walled tube
Fig. 6. Schematic diagram of the transformation between the variants of natural quartz sand during the heating process
Fig. 7. Photo of the optical fiber preform at the end of high temperature molding
Fig. 8. Fiber cladding geometry and attenuation coefficient test results
Table 1. Metallic impurity content of two types of quartz sand
View tableView in ArticleTable 1. Metallic impurity content of two types of quartz sand
Al B Ca Cr Cu Fe K Li Na Ni P Ti A 8.000 <0.050 0.700 0.003 0.001 0.200 0.100 0.200 <0.100 0.002 0.100 1.400 B <0.010 <0.010 <0.010 <0.010 <0.010 <0.010 <0.010 <0.010 <0.010 <0.010 <0.010 <0.010
Table 2. Attenuation of G.652.D fibers prepared with two quartz sand materials
View tableView in ArticleTable 2. Attenuation of G.652.D fibers prepared with two quartz sand materials
波长/nm 衰减系数/dB/km 1 310 1 383 1 550 1 625 天然石英砂 0.326 4 0.282 3 0.189 1 0.200 4 合成熔融石英砂 0.324 2 0.271 8 0.186 6 0.198 9 ITU-T标准 0.350 0 0.350 0 0.210 0 0.240 0
Table 3. Particle size distribution of three natural quartz sand raw materials
View tableView in ArticleTable 3. Particle size distribution of three natural quartz sand raw materials
粒径/μm A(wt%) B(wt%) C(wt%) >425 0.5 0.0 0.0 300～425 16.8 11.5 8.7 212～300 28.2 23.9 20.4 150～212 27.8 28.1 24.6 106～150 20.2 21.0 19.4 75～106 6.3 9.0 15.0 45～75 0.2 6.5 11.3 <45 0.0 0.0 0.6
Table 4. Outer diameter of the optical fiber preform prepared from three kinds of natural quartz sand
View tableView in ArticleTable 4. Outer diameter of the optical fiber preform prepared from three kinds of natural quartz sand
光棒外径/mm A B C 120 mm石英管 98 105 108 135 mm石英管 110 120 - 185 mm石英管 155 - -
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Dong-ming CUI, Chang-jun PAN, Ming KONG, Kang XIE, Zhi-jian LIU. Research on Green and Environmentally Friendly Manufacturing Process of Optical Fiber Preform[J]. Study On Optical Communications, 2023, 49(5): 56
Paper Information
Category: Research Articles
Received: Aug. 24, 2022
Accepted: --
Published Online: Nov. 22, 2023
The Author Email: Dong-ming CUI (dmcui@fiberhome.com)
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