Zhe Huang, Qingde Yan, Zhenyu Shao, Xuye Zhao, Wenyang Du. Guiding Method of Linear Pipe Jacking Machine Based on Dual Camera Target[J]. Laser & Optoelectronics Progress, 2022, 59(4): 0433001
- Laser & Optoelectronics Progress
- Vol. 59, Issue 4, 0433001 (2022)
Fig. 1. Definition of coordinate system
Fig. 2. Measurement principle of horizontal/vertical deviation
Fig. 3. Target structure
Fig. 4. Principle of grid calibration
Fig. 5. Experimental principle of azimuth relative accuracy measurement
Fig. 6. Experimental environment of azimuth relative accuracy measurement
Fig. 7. Test results of absolute accuracy of azimuth
Fig. 8. Experimental environment of accuracy measurement of horizontal/vertical deviation
Fig. 9. Schematic diagram of on-site installation
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Table 1. Technical parameters
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Table 2. Experimental data of relative accuracy measurement of horizontal/vertical deviation
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