作者： ZHANG Ya-ming;SUN Feng-chun;YANG Liang-hui （¹National Engineering Laboratory for Electric Vehicle, Beijing Institute of Technology, Beijing 100081, China）

出处： Transactions of Beijing Institute of Technology 2009 Vol.29 No.10 P881-884

关键词： electric throttle control;hybrid electric vehicle;proportion integration differentiation (PID);sliding mode control

摘要： Electric throttle control for hybrid electric vehicle is studied. The structure and mathematical model of the electric throttle are analyzed. The prop ...

作者： WANG Xiang;YE Lin;ZHANG Ai-ying;FENG Zeng-guo （¹School of Material Science and Engineering, Beijing Institute of Technology, Beijing 100081, China）

出处： Transactions of Beijing Institute of Technology 2009 Vol.29 No.8 P732-736

关键词： copolymer;free radical polymerization;radiopaque polymer;sugar-containing polymers

摘要： A kind of new radiopaque copolymers synthesized via the free radical polymerization of 2-(2′-iodobenzoyl) ethyl methacrylate(2-IEMA) with lactobionami ...

作者： FENG Chang-gen;ZHENG Yuan-pan;QIAN Xin-ming;LIU Zhen-yi;Huang Ping （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 P1052-1057

关键词： application;heavy gas;instantaneous dispersion;numerical simulation;validation

摘要： Numerical simulation was implemented to study the phenomenon of instantaneous release of heavy gas using computational fluid dynamic method so as to d ...

作者： YU Zhi-yi;SHI Su-guo;WANG Guo-yu （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.3 P201-204

关键词： cavitating flow;disc cavitator;drag characteristics;filter-based model (FBM)

摘要： Unsteady cavitating flow around a disc cavitator and its drag characteristics were studied numerically using the filter-based model (FBM). The simulat ...

作者： Wu, Qingshan;Qian, Xinming;Guo, Zaifu;Huang, Ping （State Key Laboratory of Explosion Science and Technology; Beijing Institute of Technology, Beijing 100081, China, [mailto:qswu@petrochina.com.cn]）

出处： Keji Daobao / Science & Technology Review 2009 Vol.27 No.22 P72-75

关键词： quant risk assessment natural gas well hydrogen sulfide

摘要： With the heavy dependence of domestic economy on oil and gas, the exploitation of natural gas fields with hydrogen sulfide is an urgent project in Chi ...

作者： Zhang, Xiaowen;Feng, Zengguo （School of Materials Science and Engineering, Beijing Institute of Technology, Beijing 100081, China, [mailto:wendy511@bit.edu.cn]）

出处： Keji Daobao / Science & Technology Review 2009 Vol.27 No.21 P24-31

摘要： A kind of novel amphiphilic triblock copolymers containing polyrotaxane (PR) as a central block was synthesized via the ATRP of poly(ethylene glycol)m ...

作者： YANG Su-yuan;CAI Hong-nian;WANG Fu-chi （¹School of Materials Science and Engineering, Beijing Institute of Technology, Beijing 10008l, China）

出处： Transactions of Beijing Institute of Technology 2009 Vol.29 No.2 P168-171

关键词： dynamic loading;magnesium alloy;mechanical properties;microstructure

摘要： The relationship between the dynamic mechanical properties and microstructure of fine grained magnesium alloy are investigated. The deformation mechan ...

作者： Li, Yu-Min （College of Management and Economy, Zhuhai Campus of Beijing Institute of Technology, Zhuhai 519085, China）

出处： Shenyang Shifan Daxue Xuebao (Ziran Kexue Ban) / Journal of Shenyang Normal University (Natural Science Edition) 2009 Vol.27 No.3 P323-327

摘要： The development of E-commerce faces many problems, among them the real-time man-machine interaction is most important. Therefore, according to the wor ...

作者： DU Wei;LIU Fu-shui;LI Zhi-jie （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 P18-22

关键词： exhaust gas pressure;instantaneous measurement;turbocharged diesel engine;variation rule

摘要： The rules of variation of exhaust gas pressure for turbocharged multi-cylinder diesel engines are studied. Gas pressure at the exhaust port and cylind ...

作者： JIN Hui;LI Lei;CHEN Hui-yan （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.1 P14-17

关键词： Fir lowpass filter;longitudinal acceleration;power spectrum

摘要： To investigate the method to obtain the real-time longitudinal acceleration based on its velocity, vehicle acceleration is obtained through the veloci ...