| 提高陀螺经纬仪光电测角装置测角精度研究 |
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| 引用本文： | 刘嘉倬,刘铁根,杨晔,冯学泰.提高陀螺经纬仪光电测角装置测角精度研究[J].军械工程学院学报,2005,17(3):59-61,78. |
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| 作者姓名： | 刘嘉倬 刘铁根 杨晔 冯学泰 |
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| 作者单位： | 天津大学精仪学院光电信息技术科学教育部重点实验室，天津大学精仪学院光电信息技术科学教育部重点实验室，天津航海仪器研究所，天津航海仪器研究所 天津300072天津航海仪器研究所，天津300131，天津300072，天津300131，天津300131 |
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| 摘 要： | 结合陀螺经纬仪的寻北实现,对影响陀螺经纬仪光电测角装置测角精度的几个可能的因素进行了分析,这些因素包括光源发光的不稳定性、成像中心位置变化、CCD像元响应的不均匀性及非线性、机械形变和光路装调误差等。针对主要误差因素提出了提高该光电测角装置精度和稳定性的措施,为高精度光电测角装置的设计和实现提供参考依据。
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| 关 键 词： | 陀螺经纬仪 精度 误差分析 光电测角装置 CCD |
| 文章编号： | 1008-2956(2005)03-0059-04 |
| 修稿时间： | 2005年3月21日 |
Research on the Accuracy Improvement of Photoelectric Angle Measuring Device of Gyrotheodolite |
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| LIU Jia-zhuo.Research on the Accuracy Improvement of Photoelectric Angle Measuring Device of Gyrotheodolite[J].Journal of Ordnance Engineering College,2005,17(3):59-61,78. |
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| Authors: | LIU Jia-zhuo |
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| Institution: | LIU Jia-zhuo~ |
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| Abstract: | Based on the north finding of gyrotheodolite,several factors which may influence the measuring accuracy of gyrotheodolite photoelectric angle measuring device are analyzed.The factors are as following:the instability of luminous density,the central position of image,non-linear and disproportionate of the responds of CCD device,the mechanical deformation and error of the optical structure adjustment.According to these error factors, the methods to improve accuracy and stability are given.These methods can be used as reference of the future design of high accuracy photoelectric angle measuring device. |
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| Keywords: | gyrotheodolite accuracy error analyse photoelectric angle measuring device CCD |
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