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作者: Zuo, Fang1;Liu, Guangrong1;Gao, Zhiyun1;Zhou, Liwei1; (1Dept. of Optical Engineering, Beijing Institute of Technology, Beijing 100081, China)

出处: He Jishu/Nuclear Techniques 1999 Vol.22 No.1 P109-112

摘要: BCCD, ICCD, EBCCD are three types of low light level devices based on CCD. Experimental data of their limited resolution, modulation transfer function ...

作者: Song, Chunlei1;Xie, Ling1; (1Dept. of Automatic Control, Beijing Institute of Technology, Beijing 100081, China)

出处: He Jishu/Nuclear Techniques 1999 Vol.22 No.3 P287-288+375

摘要: Probability ideas and approaches are applied to the margin analysis of the robustness of control systems. The relationship between the perturbation ra ...

作者: Ren, Changqing1;Wu, Pingdong1;Wang, Xiaofeng1;Ma, Shuyuan1;Chen, Zhilong1; (1School of Mechanical Engineering and Automation, Beijing Institute of Technology, Beijing 100081, China)

出处: He Jishu/Nuclear Techniques 1999 Vol.22 No.1 P85-89

摘要: A compensator is designed in a hydraulic telecontrol system based on Internet in order to improve the system performance affected by internet-induced ...

作者: Hu, Shiqiang1;Zhang, Tianqiao1; (1School of Mechano-Electronics Engineering, Beijing Institute of Technology, Beijing 100081, China)

出处: He Jishu/Nuclear Techniques 1999 Vol.22 No.1 P117-120

摘要: For the tracking of maneuvering targets, an on-line adaptive weighted fusion algorithm for multi-sensor data is presented. The algorithm can adjust th ...

作者: Meng, Lingqin1;Fei, Yuanchun1;Han, Ronggui1; (1Dept. of Electronics Engineering, Beijing Institute of Technology, Beijing 100081, China)

出处: He Jishu/Nuclear Techniques 1999 Vol.22 No.5 P643-645

摘要: Methods of design in wideband, low phase noise frequency synthesizers were analyzed. A scheme of synthesizer design is proposed, in which a mixing-PLL ...

作者: Yu, Libiao1;Zheng, Muqiao1;Zhang, Ying1; (1School of Vehicle and Transportation Engineering, Beijing Institute of Technology, Beijing 100081, China)

出处: He Jishu/Nuclear Techniques 1999 Vol.22 No.5 P572-575

摘要: An efficient finite element analysis (FEA) method is presented for multi-body contact problems of a road wheel. This approach combines the Lagrangian ...

作者: Cheng, Shouhao1;Wang, Yanping1;Liu, Hua1;Xu, Dehua1; (1School of Mechano-Electronics Engineering, Beijing Institute of Technology, Beijing 100081, China)

出处: He Jishu/Nuclear Techniques 1999 Vol.22 No.1 P105-108

摘要: Analyzes the detective performance of pulse frequency modulation waveform. From an analysis of the effects of different waveform parameters such as fr ...

作者: Wang, Bangwu1;Yang, Xinlin1;Zhang, Ligang2;Sun, Zhijie2;Xu, Jianlan3; (1Center for Research on Materials Science, Beijing Institute of Technology, Beijing 100081, China;2School of Chemical Engineering and Materials Science, Beijing Institute of Technology, Beijing 100081, China;3China Wuxi Sanlian Hitech Corp., Wuxi, Jiangsu 214023, China)

出处: He Jishu/Nuclear Techniques 1999 Vol.22 No.1 P125-128

摘要: Methods of extraction, separation, identification and about the antibacterial activity of acidic components from Ganoderma lucidum are investigated. T ...

作者: Xue, Min1;Wang, Jinliang1;Yu, Weifa1;Wang, Daolin1;Zhang, Jun1;Zhou, Zhiming Minga1; (1School of Chemical Engineering and Materials Science, Beijing Institute of Technology, Beijing 100081, China)

出处: He Jishu/Nuclear Techniques 1999 Vol.22 No.5 P658-661

摘要: Several different technological processes, including that of high vacuum fractionation, column chromatography and recrystallization, have been tried t ...

作者: She, Jian1;Dou, Lihua1;Chen, Jie1; (1Dept. of Automatic Control, Beijing Institute of Technology, Beijing 100081, China)

出处: He Jishu/Nuclear Techniques 1999 Vol.22 No.3 P368-372

摘要: According to the requirements of integrated monitor and control for the network host, the way of its realization is studied. By analyzing the simple n ...

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