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车载经纬仪自动调平技术及力学特性研究 学位论文
, 北京: 中国科学院大学, 2023
作者:  李翔宇
Adobe PDF(7820Kb)  |  收藏  |  浏览/下载:33/0  |  提交时间:2023/07/26
车载经纬仪  不落地测量  自调平机构  参数化模型  晃动误差  光学非接触式测量  
Modeling and analysis of fast steering mirror disturbance effects on the line of sight jitter for precision pointing and tracking system 期刊论文
MECHANICAL SYSTEMS AND SIGNAL PROCESSING, 2023, 卷号: 188
作者:  Lv, Tao;  Ruan, Ping;  Jiang, Kai;  Jing, Feng
Adobe PDF(3899Kb)  |  收藏  |  浏览/下载:65/1  |  提交时间:2023/06/12
Beam stabilization  Line of sight jitter  Integrated model  Fast steering mirror  
Evaluation of grinding characteristics for sapphire ultra-precision grinding using small grit sizes wheels based on AE signals 期刊论文
JOURNAL OF MANUFACTURING PROCESSES, 2023, 卷号: 90, 页码: 94-110
作者:  Wang, Sheng;  Sun, Guoyan;  Zhao, Qingliang;  Yang, Xiaodong
Adobe PDF(32675Kb)  |  收藏  |  浏览/下载:89/0  |  提交时间:2023/04/04
Sapphire  Ultra-precision grinding  Surface topography  Acoustic emission  Ductile-brittle transition  Subsurface damage  
Equivalent Modeling Method for Screw Joints Based on Stiffness Calculation 会议论文
Journal of Physics: Conference Series, Virtual, Online, China, 2023-02-24
作者:  Li, Xiangyu;  Ruan, Ping;  Hao, Wei;  Xie, Meilin;  Song, Wei
Adobe PDF(754Kb)  |  收藏  |  浏览/下载:45/0  |  提交时间:2023/09/26
倾斜安装的光管焦距标定方法研究 期刊论文
红外与激光工程, 2022, 卷号: 51, 期号: 11
作者:  王涛;  田留德;  赵建科;  周艳;  鄂可伟;  刘锴;  刘尚阔;  刘飞;  杨利红;  刘艺宁;  薛勋;  赵怀学
Adobe PDF(2226Kb)  |  收藏  |  浏览/下载:56/0  |  提交时间:2023/06/02
焦距  畸变  投影误差  原位标定  随机相位  
Modified active disturbance rejection control scheme with sliding mode compensation for airborne star tracker driven by Permanent Magnet Synchronous Motor 期刊论文
Control Engineering Practice, 2022, 卷号: 127
作者:  Wang, Fan;  Cheng, Tianji;  Zhu, Hua;  Liu, Zhiwen;  Han, Chongyang;  Wang, Ranjun;  Liu, Enhai
Adobe PDF(4042Kb)  |  收藏  |  浏览/下载:124/0  |  提交时间:2022/08/31
Star tracker  Active disturbance rejection control (ADRC)  Robustness  Modified extended state observer (MESO)  Input to state stability (ISS)  Sliding mode (SM) control  
航空光电遥感器高精密紧凑型调焦机构的设计 期刊论文
红外与激光工程, 2022, 卷号: 51, 期号: 10
作者:  张洪伟;  陈卫宁;  曲锐;  丁亚林;  武力
Adobe PDF(2030Kb)  |  收藏  |  浏览/下载:87/0  |  提交时间:2023/03/17
航空光电遥感器  调焦机构  消间隙丝杠螺母副  电涡流传感器  
A Structure Load Performance Integrated Model Method for the Bridge-Type Displacement Amplification Mechanism 期刊论文
MACHINES, 2022, 卷号: 10, 期号: 9
作者:  Tian, Feifei;  Li, Siyuan;  Hu, Bingliang;  Wang, Pengchong;  Hao, Xiongbo;  Zhao, Wanli
Adobe PDF(7203Kb)  |  收藏  |  浏览/下载:90/0  |  提交时间:2022/10/10
bridge-type displacement amplification mechanism  displacement amplification ratio (DAR)  flexible hinge  external load  shear effect  sensitivity analysis  
Research on optimal control strategy for velocity stability of space two-dimensional tracking turntable 会议论文
IEEE 6th Information Technology and Mechatronics Engineering Conference, ITOEC 2022, Chongqing, China, 2022-03-04
作者:  Xie, Meilin;  DIng, Lu;  Cao, Yu;  Lian, Xuezheng;  Liu, Peng;  Hao, Wei;  Huang, Wei;  Liu, Kai
Adobe PDF(715Kb)  |  收藏  |  浏览/下载:107/2  |  提交时间:2022/04/27
Space  High dynamic  Speed stability  Optimal control  Strong coupling  
Fastening torque simulation method of pressure-ring based on finite element simulation analysis and experimental verification 会议论文
Seventh Asia Pacific Conference on Optics Manufacture, APCOM 2021, Shanghai, China, 2021-10-28
作者:  Zhao, Yue;  Kang, Shifa;  Fu, Xihong;  Zhang, Gaopeng
Adobe PDF(659Kb)  |  收藏  |  浏览/下载:126/1  |  提交时间:2022/03/18
Optical adjustment  Tightening moment  Connection strength  Simulation modeling  Finite element analysis