Researching | Combined elevation measurement method based on physical horizontal reference

Journal of Applied Optics, Volume. 45, Issue 1, 150(2024)

Combined elevation measurement method based on physical horizontal reference

Qinghe WANG1... Guozhu ZHAO2,*, Guolu MA1, Mucheng ZHU1, Jianyu ZONG1, Libin WANG1 and Xiaowu PENG1 |Show fewer author(s)

Author Affiliations

¹College of Manufacturing Science and Engineering, Southwest University of Science and Technology, Mianyang 621010, China

²Aerospace Technology Institute, China Aerodynamics Research and Development Center, Mianyang 621010, China

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Fig. 1. Schematic diagram of elevation measurement based on horizontal reference

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Fig. 2. Schematic diagram of analysis for laser beam scattering light field

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Fig. 3. Spatial coordinate vector model of elevation measurement method

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Fig. 4. Schematic diagram of composition of experimental calibration platform

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Fig. 5. Schematic diagram of calibration experiment test

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Fig. 6. Error distribution corresponding to inclination change of XY axis

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Fig. 7. Influence of measuring distance on error of distance measuring equipment

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Fig. 8. Error fluctuation of repeatability test

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Table 1. Record of inclination test data

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Table 1. Record of inclination test data

X轴/Y轴倾角变化			测量差值			修正后差值		$α$ 倾角修正/mm	$β$ 倾角修正/mm
$α$ /(°)	$β$ /(°)		$Z_{α}$ /mm	$Z_{β}$ /mm		$Z_{α^{'}}$ /mm	$Z_{β^{'}}$ /mm	$α$ 倾角修正/mm	$β$ 倾角修正/mm
−2.454 2	−3.547 8		29.582 6	29.511 4		29.604 6	29.527 9	−0.022 0	−0.016 5
−1.438 2	−2.704 3		29.247 4	29.604 0		29.271 7	29.619 1	−0.024 2	−0.015 1
−0.466 3	−1.680 8		29.411 7	28.955 1		29.437 8	28.968 9	−0.026 1	−0.013 8
0.556 1	−0.657 0		28.907 1	30.137 4		28.934 7	30.149 5	−0.027 6	−0.012 1
1.533 5	0.336 9		28.867 8	29.786 9		28.895 7	29.798 2	−0.027 9	−0.011 3
2.516 4	1.314 1		29.185 1	29.969 9		29.212 0	29.981 6	−0.026 9	−0.011 7
3.518 0	2.314 0		29.605 9	29.084 8		29.631 2	29.0980	−0.025 3	−0.013 2

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Qinghe WANG, Guozhu ZHAO, Guolu MA, Mucheng ZHU, Jianyu ZONG, Libin WANG, Xiaowu PENG. Combined elevation measurement method based on physical horizontal reference[J]. Journal of Applied Optics, 2024, 45(1): 150

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Paper Information

Category: Research Articles

Received: Mar. 30, 2023

Accepted: --

Published Online: May. 28, 2024

The Author Email: ZHAO Guozhu (赵国柱（1982—）)

DOI:10.5768/JAO202445.0103003

Topics

laser devices and laser physics

Lasers and Laser Optics

laser manufacturing

Instrumentation, Measurement and Metrology