• Journal of Applied Optics
  • Vol. 43, Issue 1, 95 (2022)
Lin HE1, Guolu MA1,*, Zijun SONG2, Yong ZHAO2..., Guoying ZENG1 and Jian RAO1|Show fewer author(s)
Author Affiliations
  • 1Key Laboratory of Testing Technology for Manufacturing Process (Ministry of Education), Southwest University of Science and Technology, Mianyang 621010, China
  • 2AECC Sichuan Gas Turbine Establishment, Mianyang 621000, China
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    DOI: 10.5768/JAO202243.0103004 Cite this Article
    Lin HE, Guolu MA, Zijun SONG, Yong ZHAO, Guoying ZENG, Jian RAO. Attitude combined measurement method in large-scale obstructed space[J]. Journal of Applied Optics, 2022, 43(1): 95 Copy Citation Text show less
    Schematic diagram of spatial attitude combined measurement system
    Fig. 1. Schematic diagram of spatial attitude combined measurement system
    Relationship between output angle of tilt sensor and rotation angle
    Fig. 2. Relationship between output angle of tilt sensor and rotation angle
    Experimental platform of attitude measurement
    Fig. 3. Experimental platform of attitude measurement
    Distribution of repeatability measurement error
    Fig. 4. Distribution of repeatability measurement error
    数字水准仪测量/(°)组合测量系统/(°)误差/(°)
    α2β2α1β1ΔαΔβ
    1−14.8236−14.2460−14.8219−14.24710.0017−0.0011
    2−10.2468−11.3464−10.2478−11.3487−0.0010−0.0023
    3−3.1428−5.1283−3.1449−5.1266−0.00210.0017
    40.15961.54890.16121.55150.00160.0026
    52.45983.46412.45753.4634−0.0023−0.0007
    68.76528.02138.76338.0233−0.00190.0020
    711.342512.216911.343312.21600.0008−0.0009
    813.657814.189213.656014.1914−0.00180.0022
    Table 1. Data of target attitude angle accuracy verification
    数字水准仪测量/(°)组合测量系统/(°)误差/(°)
    α2β2α1β1ΔαΔβ
    1−14.8236−14.2460−14.8225−14.24660.0011−0.0006
    2−10.2468−11.3464−10.2473−11.3476−0.0005−0.0012
    3−3.1428−5.1283−3.1442−5.1276−0.00140.0007
    40.15961.54890.16041.54940.00080.0005
    52.45983.46412.45933.4632−0.0005−0.0009
    68.76528.02138.76428.0226−0.00100.0013
    711.342512.216911.342812.21670.0003−0.0002
    813.657814.189213.657414.1907−0.00040.0015
    Table 2. Optimized data of target attitude angle accuracy verification
    Lin HE, Guolu MA, Zijun SONG, Yong ZHAO, Guoying ZENG, Jian RAO. Attitude combined measurement method in large-scale obstructed space[J]. Journal of Applied Optics, 2022, 43(1): 95
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