北京理工大学机械与车辆学院是国内知名的机械类专业学院,综合实力处于国内同类高校前列,部分研究方向达到国际先进水平,建院以来为我国国民经济和国防工业培养了大批杰出人才。学院下设车辆工程系、热能与动力工程系、制造工程系、交通工程系、机电科学基础部、工程训练中心、学科基础实验中心、学院办公室等单位。学院现... [详细]
作者: 曹宏美,高利,胡亚馨 (北京理工大学机械与车辆工程学院)
出处: 武汉理工大学学报:交通科学与工程版 2009 第4期 P647-650
关键词: 禁忌搜索算法;混合算法;二阶段;改进粒子群优化
摘要: 针对不确定车辆数的车辆调度问题,建立了使用配送车辆数最少和总行驶距离最短的双目标数学规划模型.在分层序列法思想的框架内,提出一种分两阶段求解的混合算法.基于改进的粒子群算法进行车辆的分配,获得完成任务集所使用的最少车辆数,把粒子群的优化方案转化为禁忌算法的初始解进行路径的优化,以使车队完成给定的配送 ...
作者: 王敏1,2;徐滨士3;王晓慧2; (1北京理工大学机械与车辆工程学院;2太原科技大学机械电子工程学院;3装甲兵工程学院装备再制造技术国防科技重点实验室)
出处: 机床与液压 2009 第5期 P22-24,41
关键词: 机械制造;毛坯基准;粗基准;余量公差
摘要: 传统毛坯尺寸基准设计忽略了工艺过程的差异,而统一将零件图中各尺寸基准作为毛坯尺寸基准,导致毛坯在后续加工过程中余量误差增大而浪费材料,为了实现粗加工余量公差最小以及加工面与非加工面尺寸及位置误差最小的目的,提出了基于不同工艺过程的毛坯尺寸基准设计的新方法,该方法对提高机械产品质量、降低材料损耗有重要 ...
作者: 吕潇1;左富昌2;高振3;郑秀丽4; (1中国科协学会服务中心;2北京理工大学机械与车辆学院;3新疆医科大学;4北京东方汇康医疗器械有限公司)
出处: 科技导报 2009 第10期 P110
关键词: 科技导报社;读者之声;国际学术讨论会;地球科学;《科技导报》;冯长根;学术论文;英文文章;栏目内容;中国科协
摘要: 上周,由科技导报社主办的"2009地球科学与技术国际学术讨论会"终于在中国科学院地理科学与资源研究所举行了。这次会议在两年前就开始策划筹备了,我很荣幸地在会议筹备末期参
作者: 丁红军1,2;贾强3;何淑英4;李冬晨5; (1北京理工大学机械与车辆工程学院;2北华航天工业学院机械工程系;3河北任丘华北油田华佳综合服务处;4中国石油工程设计有限责任公司任丘分公司;5中国石油工程设计有限责任公司北京分公司)
出处: 石油机械 2009 第6期
关键词: 通井机;防碰监控系统;硬件设计;软件设计
摘要: 为解决通井机工作安全性及效率低等问题,设计了多功用智能防碰监控系统.该系统采用霍尔传感器进行检测,经单片机计算处理,实时显示抽汲的实际深度,从而实现上下限声光报警,有效地防止碰撞安全事故的发生.现场试验表明,该系统可靠性好,实用性强,提高了工作效率,减轻了工人的劳动强度,很好地满足了现场的工作要求, ...
作者: Hong Jiang1;Chi Yu2;Zhaofeng Huang3;Hong Zhu3; (Beijing Jiaotong University;School of Mechanical and Vehicular Engineering, Beijing Institute of Technology;Department of Chemistry, School of Science, Beijing Jiaotong University;Department of Chemistry, School of Science, Beijing Jiaotong University)
出处: ECS Transactions 2009 Vol.17 No.1 P347
摘要: In this paper the novel PtMOx/C catalyst was innovatively studied. In the preparation process of MOx/C precipitate and PtMOx/C catalyst, we compared d ...
作者: A. N. Shah;GE Yun-shan;He Chao (School of Mechanical and Vehicular Engineering, Beijing Institute of Technology; Department of Mechanical Engineering, University of Engineering and Technology; School of Transportation, Mechanical and Civil Engineering, Southwest Forestry College)
出处: Pakistan Journal of Engineering and Applied Sciences 2009 Vol.4 P34-42
关键词: biofuels-;combustion-;diesel-engines;diesel-fuels;fuel-consumption;performance-testing;spark-ignition-engines;turbochargers-
摘要: Direct injection compression ignition engines have proved to be the best option in heavy duty applications like transportation and power generation ,b ...
作者: 胡大勇1;武开明2;吕国芝3; (1北京理工大学机械与车辆工程学院;2宝鸡石油机械有限责任公司锻造分厂;3莱芜宁远锻压设备新技术有限公司)
出处: 锻压技术 2009 第5期 P96-99,102
关键词: 液气锤;电液锤;控制阀
摘要: 介绍了目前应用最广的单杆、排油打液气锤及各控制阀的工作原理,分析该液气锤存在的油气互串、内漏生热、冷锤现象、液压冲击等问题的产生原因和结构上的缺陷,并就这些缺陷提出改进措施。通过实践验证,全液压驱动电液锤原理不仅可满足模锻锤的工艺要求,也完全可满足自由锻锤的工艺要求,并彻底克服液气锤存在的缺点,是液 ...
作者: LIANG Z.;WU Y.;WANG X.;Zhao W.;SATO T.;LIN W. (School of Mechanical and Vehicular Engineering, Beijing Institute of Technology:Dept. of machine intelligence and systems engineering, Akita Prefectural University Dept. of machine intelligence and systems engineering, Akita Prefectural University School of Mechanical and Vehicular Engineering, Beijing Institute of Technology School of Mechanical and Vehicular Engineering, Beijing Institute of Technology Dept. of machine intelligence and systems engineering, Akita Prefectural University Dept. of machine intelligence and systems engineering, Akita Prefectural University School of Mechanical and Vehicular Engineering, Beijing Institute of Technology:Dept. of machine intelligence and systems engineering, Akita Prefectural University Dept. of machine intelligence and systems engineering, Akita Prefectural University School of Mechanical and Vehicular Engineering, Beijing Institute of Technology School of Mechanical and Vehicular Engineering, Beijing Institute of Technology Dept. of machine intelligence and systems engineering, Akita Prefectural University Dept. of machine intelligence and systems engineering, Akita Prefectural University)
出处: Proceedings of International Conference on Leading Edge Manufacturing in 21st century : LEM21 2009 Vol.2009 No.5 P535-540
关键词: Ultrasonic vibration;Elliptic vibrator;Grinding force;Roughness;Chip
摘要: Two-dimensional ultrasonically assisted grinding technique is proposed for the machining of monocrystal silicon in order to achieve high material remo ...
作者: Chunguang Xu1;Rose, Joseph L.2;Fei Yan2;Xiang Zhao3; (1School of Mechanical and Vehicular Engineering, Beijing Institute of Technology ;2Department of Engineering Science and Mechanics, Pennsylvania State University ;3FBS Inc.)
出处: AIP Conference Proceedings 2009 Vol.1096 No.1 P1575-1582
关键词: SURFACES (Technology) -- Defects;LAMB waves;TOMOGRAPHY;CORROSION & anti-corrosives;ELLIPSOID;TRANSDUCERS
摘要: By means of a circular transducer array and Lamb wave tomography, principles of defect shape and orientation determination are presented. General corr ...
作者: 张煜文 (导师:郝娟)
学位名称: 硕士
出处: 北京理工大学 2009
关键词: 磁悬浮轴承;鲁棒控制;鲁棒性;系统软件设计;实时性;Magnetic