Measurement System Design of Spatial Position Accuracy of Dynamic Targets

Liang Yang; Ning Zhang

doi:10.3788/CJL202148.1304001

Chinese Journal of Lasers, Volume. 48, Issue 13, 1304001(2021)

Measurement System Design of Spatial Position Accuracy of Dynamic Targets

Liang Yang^1、* and Ning Zhang^2、**

Author Affiliations

¹College of Information Engineering, Eastern Liaoning University, Dandong, Liaoning 118003, China

²The Third Space Optics Research Section, Changchun Institute of Optics, Fine Mechanics and Physics, Chinese Academy of Sciences, Changchun, Jilin 130033, China

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Abstract Get PDF(in Chinese)

Figures & Tables(15)

Fig. 1. Schematic of dynamic target

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Fig. 2. Structural diagram of measurement platform

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Fig. 3. Schematic of measurement system

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Fig. 4. Target motion trajectory

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Fig. 5. Corresponding relation between θ and ΔA

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Fig. 6. Corresponding relation between θ and ΔE

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Fig. 7. Space motion coordinates of dynamic target

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Fig. 8. Relationship between image plane coordinates and dynamic target coordinates

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Fig. 9. Schematic of image plane rotation

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Fig. 10. Static reference point trajectory at medium speed

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Fig. 11. Image surface offset trajectory of static reference point at medium speed

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Fig. 12. Dynamic motion trajectory at medium speed

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Fig. 13. Corresponding relation between horizontal offset and coder angle

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Fig. 14. Corresponding relation between vertical offset and coder angle

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Table 1. Dynamic accuracy

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Table 1. Dynamic accuracy

Target motion state	Dynamic error	0° position	90° position	135° position	180° position
Rotation clockwise with 3.6 (°)·s^-1	σ_A	1.64″	2.05″	0.85″	1.17″
Rotation clockwise with 3.6 (°)·s^-1	σ_E	2.74″	3.44″	0.78″	1.96″
Rotation counterclockwise with 3.6 (°)·s^-1	σ_A	1.28″	1.16″	0.78″	1.89″
Rotation counterclockwise with 3.6 (°)·s^-1	σ_E	3.50″	2.92″	0.52″	2.05″
Rotation clockwise with 12 (°)·s^-1	σ_A	1.88″	1.74″	1.18″	1.64″
Rotation clockwise with 12 (°)·s^-1	σ_E	1.01″	0.69″	0.82″	1.35″
Rotation counterclockwise with 12 (°)·s^-1	σ_A	1.86″	1.01″	0.46″	0.71″
Rotation counterclockwise with 12 (°)·s^-1	σ_E	2.17″	1.56″	0.94″	1.31″
Rotation clockwise with 72 (°)·s^-1	σ_A	4.01″	1.55″	1.12″	3.68″
Rotation clockwise with 72 (°)·s^-1	σ_E	1.49″	1.20″	1.43″	2.31″
Rotation counterclockwise with 72 (°)·s^-1	σ_A	1.57″	1.81″	3.19″	3.74″
Rotation counterclockwise with 72 (°)·s^-1	σ_E	1.33″	3.90″	3.53″	1.23″

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Liang Yang, Ning Zhang. Measurement System Design of Spatial Position Accuracy of Dynamic Targets[J]. Chinese Journal of Lasers, 2021, 48(13): 1304001

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Paper Information

Category: measurement and metrology

Received: Nov. 17, 2020

Accepted: Jan. 8, 2021

Published Online: Jun. 23, 2021

The Author Email: Yang Liang (yangliang1220@163.com), Zhang Ning (ning0025@163.com)

DOI:10.3788/CJL202148.1304001

Topics

laser devices and laser physics

Lasers and Laser Optics

Laser physics

laser manufacturing

Instrumentation, Measurement and Metrology