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检索条件"机构=National Key Laboratory of Science and Technology on Test Physics&Numerical Mathematics"
248 条 记 录,以下是231-240 订阅
排序:
Statistical analysis and simulation method of forward scattering clutter in bistatic radar
Statistical analysis and simulation method of forward scatte...
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IET International Radar Conference 2013
作者: Zhang, Chuan-Fang Liu, Chang-Jiang Hu, Cheng Liu, Xiang-Rong Beijing Institute of Technology School of Information and Electronics Beijing 100081 China National Key Laboratory of Science and Technology on Test Physics and Numerical Mathematical Beijing China
The research of statistical properties and simulation methods of radar clutter have vital importance to the design, simulation and development of radar systems. Based on the analysis of some experimental data of forwa... 详细信息
来源: 评论
The role of single loading dielectric layer on properties of Frequency Selective Surfaces
The role of single loading dielectric layer on properties of...
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International Workshop on Metamaterials (Meta)
作者: Zhang, S. J. Liu, J. Q. Wang, M. L. Ms, W. M. Liang, W. Liu, X. M. Hou, X. C. National Key Laboratory of Science and Technology on Test Physics & Numerical Mathematics
Frequency selective surfaces (FSS) have attracted researchers from many subjects for decades for its tempting applications such as for radome radar cross section (RCS) reduction, sub-reflector, et. al. Many studies wa... 详细信息
来源: 评论
Attitude maneuver path optimization for small scale spacescraft
Attitude maneuver path optimization for small scale spacescr...
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10th IEEE Jubilee International Symposium on Applied Machine Intelligence and Informatics, SAMI 2012
作者: Du, Runle Liu, Jiaqi Wang, Yonghai National Key Laboratory of Science and Technology on Test Physics and Numerical Mathematics Beijing China
During its flight, Spacecrafts need to maneuver its attitude across a number of predefined positions. The order to traverse these attitudes is a combinational optimization problem. In this article, fuel cost is estima... 详细信息
来源: 评论
FSS design research for improving the wide-band stealth performance of radar absorbing materials
FSS design research for improving the wide-band stealth perf...
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2012 International Workshop on Metamaterials, Meta 2012
作者: Wang, Ming-Liang Zhang, Sheng-Jun Liu, Jia-Qi Liang, Wei Liu, Xue-Mei Liang, X.W. National Key Laboratory of Science and Technology on Test Physics and Numerical Mathematical BeiJing 100076 China
The frequency selective surface (FSS) is designed to improve the wide-band stealth performance of radar absorbing materials (RAM) at the frequency range from 2GHz to 12GHz. The FSS element structure is designed for th... 详细信息
来源: 评论
Attitude maneuver path optimization for small scale spacescraft
Attitude maneuver path optimization for small scale spacescr...
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International Symposium on Applied Machine Intelligence and Informatics (SAMI)
作者: Runle Du Jiaqi Liu Yonghai Wang Test Physics and Numerical Mathematics National Key Laboratory of Science and Technology Beijing China
During its flight, Spacecrafts need to maneuver its attitude across a number of predefined positions. The order to traverse these attitudes is a combinational optimization problem. In this article, fuel cost is estima... 详细信息
来源: 评论
Effective Observing Area based evaluating method for formation design
Effective Observing Area based evaluating method for formati...
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IEEE AESS European Conference on Satellite Telecommunications (ESTEL)
作者: Runle Du Jiaqi Liu Yonghai Wang Yizhong Fang Gang Meng National Key Laboratory of Science and Technology on Test Physics and Numerical Mathematics Beijing China
When multiple flying vehicles collaborate in locating a target, their formation design is an important factor to the error of location. Based on the analyses of contribution that formation design made to the location ... 详细信息
来源: 评论
The role of single loading dielectric layer on properties of frequency selective surfaces
The role of single loading dielectric layer on properties of...
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International Workshop on Metamaterials
作者: S. J. Zhang J. Q. Liu M. L. Wang W. M. Ms W. Liang X. M. Liu X. C. Hou National Key Laboratory of Science and Technology on Test Physics & Numerical Mathematics Aerospace Science & Industry Defense Technology R & T Center
Frequency selective surfaces (FSS) have attracted researchers from many subjects for decades for its tempting applications such as for radome radar cross section (RCS) reduction, sub-reflector, ***. Many studies was f... 详细信息
来源: 评论
FSS design research for improving the wide-band stealth performance of radar absorbing materials
FSS design research for improving the wide-band stealth perf...
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International Workshop on Metamaterials
作者: Wang Ming-liang Zhang Sheng-jun Liu Jia-qi Liang Wei Liu Xue-mei X. W. Liang National Key Laboratory of Science and Technology on Test Physics & Numerical Mathematical Beijing China
The frequency selective surface (FSS) is designed to improve the wide-band stealth performance of radar absorbing materials (RAM) at the frequency range from 2GHz to 12GHz. The FSS element structure is designed for th... 详细信息
来源: 评论
Effects of discharge types on plasma collisional absorption of electromagnetic waves
Effects of discharge types on plasma collisional absorption ...
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International Workshop on Metamaterials
作者: Runhui Wu Shengjun Zhang Jiaqi Liu Aimin Ren Gang Meng Wei Liang Xuemei Liu National Key Laboratory of Science and Technology on test physics & numerical mathematical Beijing China
In this paper, the collisional absorption mechanism of electromagnetic wave in plasma of different types is studied with numerical methods. The collision frequency and electromagnetic wave which is made by RF discharg... 详细信息
来源: 评论
Double-stage Metamodel and Its Application in Aerodynamic Design Optimization
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Chinese Journal of Aeronautics 2011年 第5期24卷 568-576页
作者: ZHANG Dehu GAO Zhenghong HUANG Likeng WANG Mingliang National Key Laboratory of Science and Technology on Aerodynamic Design and Research Northwestern Polytechnical University Xi'an 710072 China National Key Laboratory of Science and Technology on Test Physics & Numerical Mathematical Beijing 100076 China
Constructing metamodel with global high-fidelity in design space is significant in engineering design. In this paper, a double-stage metamodel (DSM) which integrates advantages of both interpolation metamodel and re... 详细信息
来源: 评论