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检索条件"作者=2 Institute of Electronics,Chinese Academy of Sciences,beijing 100190,China"
37703 条 记 录,以下是11-20 订阅
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Anti-saturation block adaptive quantization algorithm for SAR raw data compression over the whole set of saturation degrees
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Progress in Natural Science:Materials International 2009年 第8期19卷 1003-1009页
作者: Haiming Qi , Weidong Yu institute of electronics, chinese academy of sciences, beijing 100190, china institute of electronics Chinese Academy of Sciences Beijing 100190 China
In order to improve the performance of block adaptive quantization (BAQ) when the output of the analog to digital converter (ADC) is saturated, this paper proposes an anti-saturation BAQ algorithm. First, the concept ... 详细信息
来源: 同方期刊数据库 同方期刊数据库 评论
A novel operation mode for spaceborne polarimetric SAR
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Science china(Information sciences) 2011年 第4期54卷 884-897页
作者: QI WeiKong 1,2 & YU WeiDong 1 1 institute of electronics,chinese academy of sciences,beijing 100190,china 2 Graduate School of chinese academy of sciences,beijing 100039,china institute of electronics Chinese Academy of Sciences Graduate School of chinese academy of sciences
A novel operation mode for spaceborne polarimetric SAR,named polarization space-division adding polarization code-division (PSD-PCD) operation mode,is proposed in this paper through combining polarimetric SAR with ele... 详细信息
来源: 同方期刊数据库 同方期刊数据库 评论
On the contact width in generalized plain strain JKR model for isotropic solids
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Acta Mechanica Sinica 2009年 第4期25卷 491-497页
作者: Cong Yan Shaohua Chen LNM, institute of Mechanics, chinese academy of sciences,100190 beijing. china LNM Institute of Mechanics Chinese Academy of Sciences Beijing China
Adhesive contact model between an elastic cylinder and an elastic half space is studied in the present paper, in which an external pulling force is acted on the above cylinder with an arbitrary direction and the conta... 详细信息
来源: 维普期刊数据库 维普期刊数据库 同方期刊数据库 同方期刊数据库 评论
Simulation of aerodynamic performance affected by vortex generators on blunt trailing-edge airfoils
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Science china(Technological sciences) 2010年 第1期53卷 1-7页
作者: YANG Ke1,2,ZHANG Lei1,3 & XU JianZhong1,2 1 institute of Engineering Thermophysics,chinese academy of sciences,beijing 100190,china 2 Key Laboratory of Wind Energy Utilization,chinese academy of sciences,beijing 100190,china 3 Graduate School of chinese academy of sciences,beijing 100190,china institute of Engineering Thermophysics Chinese Academy of Sciences Beijing China Key Laboratory of Wind Energy Utilization Chinese Academy of Sciences Beijing China Graduate School of chinese academy of sciences Beijing China
An investigation was carried out by numerical simulation on a wind turbine airfoil and a blunt trailing-edge airfoil with and without vortex generators (VGs), and the performance of the airfoils was analyzed. By the s... 详细信息
来源: 维普期刊数据库 维普期刊数据库 同方期刊数据库 同方期刊数据库 评论
Euler solution using adaptive Cartesian grid with a gridless boundary treatment
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Acta Mechanica Sinica 2009年 第2期25卷 187-196页
作者: L. Xiang G. Yang LHD of institute of Mechanics, chinese academy of sciences, 100190 beijing, china LHD of institute of Mechanics Chinese Academy of Sciences Beijing China
A quadtree-based adaptive Cartesian grid generator and flow solver were developed. The grid adaptation based on pressure or density gradient was performed and a gridless method based on the least-square fashion was us... 详细信息
来源: 维普期刊数据库 维普期刊数据库 同方期刊数据库 同方期刊数据库 评论
Effect of internal bubbly flow on pipe vibrations
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Science china(Technological sciences) 2010年 第2期53卷 423-428页
作者: ZHANG MingMing & XU JianZhong institute of Engineering Thermophysics, chinese academy of sciences, beijing 100190, china institute of Engineering Thermophysics Chinese Academy of Sciences
This paper presents an experimental investigation on wall vibrations of a pipe due to injection of a uniform bubble cloud into the pipe flow. For different bubble void fractions and averaged bubble sizes, the vibratio... 详细信息
来源: 维普期刊数据库 维普期刊数据库 同方期刊数据库 同方期刊数据库 评论
Onset of cavitation by the strong tension spike from a tube-arrest apparatus
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Science china(Physics,Mechanics & Astronomy) 2010年 第2期53卷 301-305页
作者: YING ChongFu & LI Chao institute of Acoustics,chinese academy of sciences,beijing 100190,china chinese academy of sciences Institute of Acoustics Beijing China (GRID:grid.9227.e) (ISNI:***)
Our earlier paper has identified a wave of Type 1 that is the pressure wave generated in the liquid-filled glass tube through the tube-arrest method by pulling and arresting the tube,when cavitation is prohibited. If ... 详细信息
来源: 维普期刊数据库 维普期刊数据库 同方期刊数据库 同方期刊数据库 评论
The solid lubricating material experiment device for Shenzhou-7 Spaceship
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Science china(Technological sciences) 2010年 第9期53卷 2521-2527页
作者: WANG Ke1,2,REN WeiJia1,WANG ShiDa1 & WENG LiJun3 1 academy of Opto-electronics,chinese academy of sciences,beijing 100190,china 2 Graduate University of chinese academy of sciences,beijing 100049,china 3 Lanzhou institute of Chemical Physics,chinese academy of sciences,Lanzhou 730000,china academy of Opto-electronics Chinese Academy of Sciences Graduate University of chinese academy of sciences
A solid lubricating material exposure experiment in space is one of the missions during the seventh manned spaceflight of china,and the key is to develop a device which can be fixed reliably outside of the orbital mod... 详细信息
来源: 维普期刊数据库 维普期刊数据库 同方期刊数据库 同方期刊数据库 评论
Interface delamination of the thermal barrier coating subjected to local heating
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Science china(Technological sciences) 2010年 第12期53卷 3168-3174页
作者: WU ChenWu, HUANG ChenGuang & CHEN GuangNan institute of Mechanics, chinese academy of sciences, beijing 100190, china institute of Mechanics Chinese Academy of Sciences
To investigate the possible failure modes of the thermal barrier coating (TBC) used to protect the scramjet combustion chamber, the local heating via laser beam irradiation was utilized to simulate the service conditi... 详细信息
来源: 维普期刊数据库 维普期刊数据库 同方期刊数据库 同方期刊数据库 评论
Investigation on the skewness for independent component analysis
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Science china(Information sciences) 2011年 第4期54卷 849-860页
作者: LIU ZhiYong & QIAO Hong institute of Automation,chinese academy of sciences,beijing 100190,china institute of Automation Chinese Academy of Sciences
Skewness has received much less attention than kurtosis in the independent component analysis (ICA).In particular,the skewness seems to become a useless statistics after the kurtosis related one-bit-matching theorem w... 详细信息
来源: 同方期刊数据库 同方期刊数据库 评论