Optics and Precision Engineering, Volume. 32, Issue 17, 2635(2024)
Distributed stress measurement for water pressure test of diversion steel branch pipe
Figures & Tables(8)
Fig. 2. Site conditions and deployment scheme of diversion steel branch pipes
Fig. 3. Water pressure change curves during four rounds of water pressure test for diversion steel branch pipe
Fig. 4. Stress distribution for water pressure test of diversion steel branch pipe
Fig. 5. The maximum stress in each part of the diversion steel branch pipe
Fig. 6. Stress fluctuations in each part of diversion steel branch pipe
Table 1. Location of temperature compensation points
View tableView in ArticleTable 1. Location of temperature compensation points
Range Position of different temperature
compensation points
No.2 crescent rib bifurcation 75.7 79.5 80.5 No.1 intersecting line 146.6 151.7 160.0 161.8 No.2 intersecting line 86.9 90.2 97.4 99.1 100.0 No.1 welding seam 130.0 133.6 135.5 137.2 141.1 No.2 welding seam 110.5 115.5 118.8 120.4
Table 2. Typical stress values of steel branch pipe
View tableView in ArticleTable 2. Typical stress values of steel branch pipe
Range Top Bottom waistline No.2 crescent rib bifurcation 39.8 33.8 196.2 No.1 intersecting line 44.5 -9.7 322.9 No.2 intersecting line 28.8 -3.3 352.0 No.1 welding seam 274.2 291.2 300.5 No.2 welding seam 304.5 276.1 313.4
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Guolu YIN, Jingming MA, Shengxian JIANG, Xin WANG, Yuanyin ZHANG, Tao ZHU. Distributed stress measurement for water pressure test of diversion steel branch pipe[J]. Optics and Precision Engineering, 2024, 32(17): 2635
Paper Information
Category: Precision Measurement and Sensing
Received: May. 7, 2024
Accepted: --
Published Online: Nov. 18, 2024
The Author Email: YIN Guolu (glyin@cqu.edu.cn)
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