作者： LIN Li-ping;WU Ping-dong;HUANG Jie;LI Jian （¹School of Mechanical and Vehicular Engineering, Beijing Institute of Technology, Beijing 10081, China）

出处： Transactions of Beijing Institute of Technology 2009 Vol.29 No.1 P23-26

关键词： electromagnetic tracker;registration;stereoscopic display;virtual reality

摘要： An approach to registering 6-DOF electromagnetic tracker for stereoscopic virtual environment is proposed. To put tracking sensor with certain posture ...

作者： LI Guo-fei;LIN Yi;HE Hong-wen （¹School of Mechanical and Vehicular Engineering, Beijing Institute of Technology, Beijing 100081, China）

出处： Transactions of Beijing Institute of Technology 2009 Vol.29 No.6 P520-524

关键词： control strategy;electric vehicle;regenerative braking

摘要： New regenerative braking control strategy should be established to recycle braking energy as much as possible as a prerequisite of brake performance. ...

作者： ZHANG Ying;SHEN Ting-zhi;WANG Wei-jiang （¹Department of Electronic Engineering, School of Information Science and Technology, Beijing Institute of Technology, Beijing 100081, China）

出处： Transactions of Beijing Institute of Technology 2009 Vol.29 No.6 P536-540

关键词： motion estimation;motion vector;variable block size;video coding

摘要： Fast mode decision is a key issue in real-time application of the H. 264. In this paper, a new scheme of fast variable block size motion estimation wi ...

作者： （North University of China, Taiyuan 030051 Shanxi, China Beijing Institute of Technology, Beijing 100081, China）

出处： 兵工学报（英文版） 2009 No.3 P181-184

关键词： technology of instrument and meter;vibration intensity;waveform factor;fault trend

摘要： Vibration intensity and non-dimensional amplitude parameters are often used to extract the fault trend of rotary machines. But, they are the parameter ...

作者： YANG Rong-jie;LI Ming-juan;HE Ji-yu （¹School of Materials Science and Engineering, Beijing Institute of Technology, Beijing 100081, China）

出处： Transactions of Beijing Institute of Technology 2009 Vol.29 No.2 P164-167

关键词： DMSO;hydrogel;polyvinyl alcohol;stability;ultraviolet spectrophotometry

摘要： The ultraviolet absorption standard curve of DMSO/H 2 O solution was established by quantitative analysis with ultraviolet spectrophotometry and the t ...

作者： ZHANG Yu;CAO Yuan-da;CHENG Bao-dong （¹Beijing Laboratory of Intelligent Information Technology, School of Computer Science, Beijing Institute of Technology, Beijing 100081, China）

出处： Transactions of Beijing Institute of Technology 2009 Vol.29 No.8 P694-698

关键词： file-sharing;P2P;topology

摘要： Existing topology-aware methods have mostly the disadvantages of consuming large. amount of bandwidth, and needing complex calculations. For the purpo ...

作者： SONG Qiu-zhi;DU Xin-wu;LI Qing;WANG Jian-zhong （¹State Key Laboratory of Explosion Science and Technology, Beijing Institute of Technology, Beijing 100081, China）

出处： Transactions of Beijing Institute of Technology 2009 Vol.29 No.12 P1044-1047

关键词： binding strength;composite coating;hardness;thermal- shock resistance;wire explosion spraying

摘要： A Mo/high-carbon steel composite coating on the substrate of aluminum alloy LY12 is sprayed on by wire explosion spraying. When the composite coating ...

作者： JI Chun-hua;PENG Guang-zheng;GE Nan;ZHANG Hong-li （¹Department of Automatic Control, School of Information Science and Technology, Beijing Institute of Technology, Beijing 100081, China）

出处： Transactions of Beijing Institute of Technology 2009 Vol.29 No.2 P124-127

关键词： air tightness;capillary hole;finite element;fluid flow

摘要： Multi-level capillary holes are designed to replace a single long capillary hole which is difficult to implement and unsuitable for an adjustable meas ...

作者： SONG Wei-dong;WANG Jing;LIU Hai-yan （¹State Key Laboratory of Explosion Science and Technology, Beijing Institute of Technology, Beijing 100081, China）

出处： Transactions of Beijing Institute of Technology 2009 Vol.29 No.6 P501-505

关键词： concrete;microstructure;numerical simulation;tungsten alloy

摘要： A new technique for modeling a real structure of particle reinforced composites is proposed. Complex boundaries of the tungsten alloy SEM photos and c ...

作者： YANG Li;ZHANG Qing-ming;JU Yuan-yuan （¹State Key Laboratory of Explosion Science and Technology, Beijing Institute of Technology, Beijing 100081, China）

出处： Transactions of Beijing Institute of Technology 2009 Vol.29 No.3 P197-200

关键词： explosively formed projectile;mechanics of explosion;penetration experiment;shaped charge

摘要： The process of formation and penetration against water-partitioned armor of explosively formed projectiles is studied. The flight characteristics and ...