作者: Zhuo Yuan Ning,Qing Shan Zhang,Qin Pei Wu,Yun Zheng Li,Dong Xia Ma,Jia Zhe Chen (School of Chemical Engineering and Environment, Beijing Institute of Technology, Beijing 100081, China)
出处: 中国化学快报:英文版 2011 第6期 P635-638
关键词: 羟基聚酯;高效合成;癸二酸;多元醇;分子量分布;天然;人工合成;缩聚过程
摘要: Amphiphilic hydroxyl functioned polyester(HFP) can be used as compatibilizers for blends of starch and resins.We developed a synthetic method for effe ...
作者: 韦浩 (School of Physics, Beijing Institute of Technology, Beijing 100081, China)
出处: 理论物理通讯(英文版) 2011 第56卷 第11期 P972-980
关键词: 相互作用;宇宙;登录;观测数据;模型参数;关键参数;物理学;t方法
摘要: Recently, Cai and Su [Phys. Rev. D 81 (2010) 103514] found that the sign of interaction Q in'the dark sector changed in the approximate redshift range ...
作者: 王通,王正杰,范宁军 (State Laboratory of Mechatronic Engineering and Control,Beijing Institute of Technology)
出处: 北京理工大学学报(英文版) 2011 第4期 P445-450
关键词: air;traffic;management(ATM);dynamic;airspace;configuration(DAC);airspace;sector;workload
摘要: As the air traffic demand is anticipated to be increased significantly in the near future,dynamic and effective allocation of the airspace resource is ...
作者: 何宁,向聪,张奇 (National Key Laboratory of Explosion Science and Technology,Beijing Institute of Technology)
出处: 北京理工大学学报(英文版) 2011 第4期 P433-437
关键词: JWL;EOS;detonation;parameter;numerical;simulation
摘要: JWL equation of state(EOS) parameter for most energetic materials is blank,that makes it impossible for the numerical simulation of the explosive dyna ...
作者: 付梦印,黄源水,马宏宾 (Key Laboratory of Intelligent Control and Decision of Complex Systems,Beijing Institute of Technology)
出处: Journal of Beijing Institute of Technology 2011 第4期 P520-526
关键词: traffic;sign;recognition;circle;detection;fast;radial;symmetry;detector;pseudo-zernike;moments;support;vector;machine
摘要: Recognizing various traffic signs,especially the popular circular traffic signs,is an essential task for implementing advanced driver assistance syste ...
作者: 齐春东,曾涛,李枫 (School of Information and Electronics,Beijing Institute of Technology)
出处: Journal of Beijing Institute of Technology 2011 第4期 P536-539
关键词: chirp;scaling;algorithm;parallel-track;bistatic;synthetic;aperture;radar;motion;compensation
摘要: To compensate motion errors of images from the parallel-track bistatic synthetic aperture radar(BiSAR),an improved chirp scaling algorithm(CSA) is pro ...
作者: Dong Lingxun,Dou Lihua,Chen Jie,Xia Yuanqing (School of Automation,Beijing Institute of Technology,China;School of Automation,Beijing Institute of Technology,Beijing,China;School of Automation,Beijing Institute of Technology,Beijing,China;School of Automation,Beijing Institute of Technology,China.)
出处: 控制理论与应用 2011 第9卷 第2期 P251-255
关键词: Mixed;logical;dynamical;Hybrid;MPC;Multiparametric;programming;Model;predictive;control
摘要: A discrete-time hybrid model of a permanent magnet synchronous motor(PMSM)with saturation in voltage and current is formulated.The controller design w ...
作者: ZHAO San-yuan,SHEN Ting-zhi,SUN Chen-sheng,LIU Peng-zhang,YUE Lei (School of Information and Electronics,Beijing Institute of Technology)
出处: 北京理工大学学报(英文版) 2011 第3期 P399-402
关键词: dimensionality;reduction;Boosting;method;feature;subset
摘要: The feature-selection problem in training AdaBoost classifiers is addressed in this paper.A working feature subset is generated by adopting a novel fe ...
作者: 闫清东1,2;邹波1;魏巍1,2; (1School of Mechanical Engineering,Beijing Institute of Technology;2National KeyLaboratory of Vehicular Transmission,Beijing Institute of Technology)
出处: 北京理工大学学报(英文版) 2011 第4期 P472-477
关键词: fluid;transmission;and;control;hydrodynamic;tractor-retarder;assembly(HTRA);traction;condition;numerical;investigation
摘要: To obtain the performance characteristics of hydrodynamic tractor-retarder assembly under traction work condition,a numerical simulation model of flow ...
作者: Yang Hongwei,Li Zhiping (School of Automation,Beijing Institute of Technology,China;School of Automation,Beijing Institute of Technology,China.)
出处: 控制理论与应用 2011 第9卷 第2期 P220-224
关键词: Adaptive;backstepping;Dynamic;surface;control;Semistrict;feedback;form;Radius-basis-function(RBF);networks
摘要: This paper addresses a neural adaptive backstepping control with dynamic surface control technique for a class of semistrict feedback nonlinear system ...
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