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长春光学精密机械与物... [3]
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会议论文 [19]
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A Novel Underwater Snake-like Robot with Gliding Gait
会议论文
Hawaii, USA, July 31 - August 4, 2017
作者:
Tang JG(唐敬阁)
;
Li B(李斌)
;
Li ZQ(李志强)
;
Chang J(常健)
收藏
  |  
浏览/下载:22/0
  |  
提交时间:2018/10/08
Underwater Snake-like Robot
Gliding Gait
Telescopic Joint
Dynamic Model
Real-time implementation of camera positioning algorithm based on FPGA & SOPC
会议论文
7th international symposium on advanced optical manufacturing and testing technologies: optical test and measurement technology and equipment, aomatt 2014, harbin, china, 2014-04-26
作者:
Qiu, Yuehong
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  |  
浏览/下载:21/0
  |  
提交时间:2015/03/31
Structural design of large aperture rectangular mirror for space telescope (EI CONFERENCE)
会议论文
2nd International Conference on Civil Engineering and Transportation, ICCET 2012, October 27, 2012 - October 28, 2012, Guilin, China
Li Z.
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浏览/下载:28/0
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提交时间:2013/03/25
Structural design of large aperture mirror is one of the key technologies for space telescope development. To meet the requirements of high stiffness
strength and thermal dimensional stability
some factors such as support scheme
materials selection
lightweight design and flexible support design were taken into account. The three supports location of the mirror was determined according to the modal analytical solution. By adjusting the parameters of flexure hinge
influences of gravity
assembly stress and thermal stress on the mirror were reduced obviously. Finite element analysis (FEA) results indicate that the surface accuracy reach to rms10.2nm and 10.8nm under the gravity along optical axis direction and 5C uniform temperature rise respectively
the fundamental frequency of the mirror component is 268Hz. Dynamics test shows that the first order natural frequency is 256Hz
which shows an error less than 5% compared to FEA results. (2013) Trans Tech Publications
Switzerland.
Structural design of large aperture rectangular mirror for space telescope
会议论文
2nd International Conference on Civil Engineering and Transportation, ICCET 2012, October 27, 2012 - October 28, 2012, Guilin, China
Li Z.
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浏览/下载:9/0
  |  
提交时间:2014/05/15
Structural design for lightweight off-axis TMA space telescope (EI CONFERENCE)
会议论文
2011 2nd International Conference on Digital Manufacturing and Automation, ICDMA 2011, August 5, 2011 - August 7, 2011, Zhangjiajie, Hunan, China
Xin H.
;
Li Z.
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浏览/下载:28/0
  |  
提交时间:2013/03/25
A kind of small space telescope with 1m focal length was designed. By adopting finite element analysis technique
the structure of the space telescope was analyzed. The analysis results indicate that the surface profile accuracy of the mirrors reach to RMS 8.0nm with the working circumstances 4C uniform temperature change and space micro-gravity
the base frequency of the structure was 115 Hz. It shows that the designed structure has sufficiently high dynamic and static stiffness and thermal dimensional stabiLity. This space optical telescope is very suitable for little satellite application. 2011 IEEE.
On Damage and Fracture Mechanics of Shaft Lining Under Complicated Loads With Freezing Method
会议论文
Nagasaki, JAPAN, SEP 20-22, 2010
作者:
Liu Bin
;
Liu Quan-sheng
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  |  
浏览/下载:9/0
  |  
提交时间:2018/06/05
initial damage
damage model
damage and failure mechanics
complicated loads
stress analysis
Recognition of sub-health state based on new pulse and ECG information
会议论文
Shanghai, China, October 15, 2011 - October 17, 2011
作者:
Zhang, Ai-Hua
;
Li, Wan-Bing
;
Kong, Ling-Jie
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  |  
浏览/下载:12/0
  |  
提交时间:2020/11/15
Biomedical engineering
Discriminant analysis
Approximate entropy
Gravity frequencies
Linear discriminant analysis
Recongnition
Research approach
Sub-health state
Synchronous acquisition
Synchronous acquisition systems
A three-dimensional surface wave-ocean circulation coupled model and its initial testing
会议论文
作者:
Qiao, Fangli
;
Yuan, Yeli
;
Ezer, Tal
;
Xia, Changshui
;
Yang, Yongzeng
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  |  
浏览/下载:6/0
  |  
提交时间:2019/08/19
Surface wave
Wave-induced mixing
Ocean circulation
Mixed layer
Simulation of gas-particle two-phase flows using a diffusion flux model
会议论文
MULTIPHASE, NON-NEWTONIAN AND REACTING FLOWS, VOL 2, PROCEEDINGS, 2nd International Symposium on Multiphase, Non-Newtonian and Reacting Flows, Hangzhou, PEOPLES R CHINA, Web of Science
Yang, RC
;
Ju, ZJ
;
Zhou, WD
;
Shang, Z
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浏览/下载:2/0
AN EXPERIMENTAL STUDY OF LOW-FREQUENCY WAVES GENERATED BY RANDOM GRAVITY WAVES IN SHOALING WATER
会议论文
作者:
Liu, X.
;
Yang, Y.
;
Huang, P.
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  |  
浏览/下载:1/0
  |  
提交时间:2019/08/19
Wave nonlinearity
low-frequency waves
shoaling
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