基于BP 网络的装备预知维修.doc

兵工自兵工自动动化化 摘要英译集 2004 年第年第 3 期期 1 2004 3 题题录录英英译译集集 武武器器装装备备自自动动化化 小小卫卫星星电电源源控控制制系系统统容容错错设设计计的的故故障障注注入入法法 王王平平 杨杨根根庆庆 中中科科院院上上海海微微系系统统与与信信息息技技术术研研究究所所 小小卫卫星星工工程程部部 上上海海 200050 摘摘要要 小小卫卫星星电电源源控控制制系系统统容容错错设设计计采采用用人人为为故故障障注注入入法法 使使用用仿仿真真系系统统替替代代控控制制对对象象 制制造造硬硬件件故故障障 进进行行硬硬 件件故故障障仿仿真真 通通过过人人为为改改变变程程序序源源代代码码或或编编译译码码注注入入故故障障 进进行行软软件件仿仿真真 并并以以二二次次电电源源控控制制的的容容错错设设计计为为例例 模模拟拟 电电源源控控制制器器的的各各种种硬硬软软件件故故障障 结结果果表表明明该该方方法法能能全全面面验验证证卫卫星星在在轨轨飞飞行行时时电电源源控控制制系系统统的的容容错错能能力力和和可可靠靠性性 关关键键词词 容容错错设设计计 电电源源控控制制系系统统 小小卫卫星星 故故障障注注入入 Fault Injection for Fault tolerant Design of Control System for Power Supply of Micro Satellite WANG Ping YANG Gen qing Dept Micro Satellite Shanghai Institute of Micro System Control system of power supply Micro satellite Fault injection 潜潜艇艇多多信信息息源源目目标标融融合合识识别别模模型型 黄黄涛涛 夏夏佩佩伦伦 海海军军潜潜艇艇学学院院 研研究究生生队队 山山东东 青青岛岛 266071 摘摘要要 潜潜艇艇目目标标融融合合识识别别系系统统提提取取多多信信息息源源的的目目标标信信息息 融融合合成成目目标标属属性性 自自动动完完成成目目标标识识别别 决决策策融融合合识识别别模模 型型根根据据目目标标环环境境和和情情报报信信息息 提提取取目目标标属属性性信信息息 据据目目标标特特征征信信息息的的输输入入 判判定定其其类类型型 给给出出结结果果可可信信度度 再再据据各各识识 别别结结果果和和可可信信度度进进行行加加权权融融合合 以以确确定定目目标标最最终终身身份份 关关键键词词 目目标标识识别别 属属性性融融合合 特特征征提提取取 决决策策融融合合 Target Fusion Recognition by Information from Various Resources for Submarine HUANG Tao XIA Pei lun Brigade of graduate Graduate Team Navy Submarine Academy Qingdao 266071 China Abstract Target fusion recognition system is that target information from various resources for submarine is captured them is inosculated into target attribute and it accomplishes target recognition automatically According to target environment and information target attribute information was captured with decision fusion identity model The type of target information was judged and reliability result was given with the model by input of target character information Then weight fusion was made to confirm final identity according to all sorts of results and reliability Key words Target recognition Identity fusion Character extraction Decision fusion 基基于于 BP 网网络络的的装装备备预预知知维维修修 兵工自兵工自动动化化 摘要英译集 2004 年第年第 3 期期 2 王王健健 1 张张琦琦 1 况况冰冰 1 郑郑伟伟 2 刘刘芳芳 2 1 解解放放军军理理工工大大学学 工工程程兵兵工工程程学学院院 江江苏苏 南南京京 210007 2 空空军军后后勤勤学学院院 江江苏苏 徐徐州州 221000 摘摘要要 基基于于神神经经网网络络的的装装备备维维修修预预测测专专家家系系统统由由 控控制制 测测量量 故故障障预预测测 执执行行和和数数据据处处理理等等模模块块及及数数据据库库组组成成 依依据据测测量量模模块块的的检检测测与与诊诊断断信信息息 数数据据处处理理模模块块得得知知被被控控对对象象的的结结构构与与参参数数变变化化并并实实施施相相应应控控制制措措施施 故故障障预预测测模模块块按按 预预先先设设定定发发现现控控制制系系统统故故障障 分分离离故故障障征征兆兆部部位位 判判别别故故障障种种类类 估估计计故故障障大大小小与与时时间间 进进行行评评价价与与决决策策 关关键键词词 神神经经网网络络 预预知知维维修修 装装备备 专专家家系系统统 Predictive Maintenance of Equipment Based on BP Neural Network WANG Jian1 ZHANG Qi1 KUANG Bing1 ZHENG Wei2 LIU Fang2 1 College of Engineering Corps PLA University of Science 2 Logistics Institution of Air Force Xuzhou 221004 China Abstracts The predictive expert system of equipment maintenance based on the ANN was composed of the control measure failure forecast execution data process module and database The change parameters and structure of controlled objects was got form data process module and then took correspondent measures according to the examination and diagnosis information The control system fault was found the fault symptom location was separated the fault kind was told the magnitude and time of the fault was estimated and the evaluation and decision made with failure forecast module Key words ANN Predictive maintenance Equipment Expert system 激激光光末末制制导导炮炮弹弹欺欺骗骗式式干干扰扰的的仿仿真真 刘刘秉秉琦琦 1 武武东东生生 1 牛牛燕燕雄雄 1 唐唐伟伟 2 1 军军械械工工程程学学院院 光光学学与与电电子子工工程程系系 河河北北 石石家家庄庄 050003 2 军军械械工工程程学学院院 火火炮炮工工程程系系 河河北北 石石家家庄庄 050003 摘摘要要 激激光光末末制制导导炮炮弹弹欺欺骗骗式式干干扰扰仿仿真真需需建建立立其其弹弹道道 外外部部环环境境和和欺欺骗骗式式干干扰扰等等模模型型 弹弹道道模模型型由由炮炮弹弹无无控控自自由由飞飞 段段 惯惯性性制制导导滑滑翔翔段段和和末末制制导导段段按按比比例例导导引引制制导导率率建建立立 外外部部环环境境模模型型据据臭臭氧氧 水水蒸蒸气气等等对对激激光光吸吸收收透透过过率率和和云云 雨雨 尘尘散散射射透透过过率率建建立立 欺欺骗骗式式干干扰扰仿仿真真模模型型由由真真假假目目标标在在导导引引头头探探测测器器上上形形成成的的激激光光弥弥散散斑斑的的能能量量建建立立 通通过过设设定定欺欺骗骗式式 干干扰扰发发射射机机位位置置和和干干扰扰发发射射功功率率 真真假假目目标标目目标标距距离离 采采用用Simulink 仿仿真真即即可可计计算算出出炮炮弹弹的的脱脱靶靶量量 关关键键词词 激激光光末末制制导导炮炮弹弹 欺欺骗骗式式干干扰扰 弹弹道道模模型型 环环境境模模型型 干干扰扰模模型型 Simulation of Fraudulent Jamming for Laser Final Guidance Shell LIU Bing qi1 WU Dong sheng1 NIU Yan xiong1 TANG Wei2 1 Dept of Optics and Electronics Engineering Institute of Ordnance Engineering Shijiazhuang 050003 China 2 Dept of Guns Engineering Institute of Ordnance Engineering Shijiazhuang 050003 China Abstract The simulation of fraudulent jamming for the laser final guidance shell needs to set up the models of trajectory environment and fraudulent jamming The trajectory model consists of the uncontrolled free flight segment the inertial guided glided segment and the final guidance segment which accords with the proportional guided law The environment model is founded according to the absorbing rate of ozone and vapor and scatter transmitting rate of cloud rain and dust for the laser The fraudulent jamming model is established according to the laser energy distribution on the detector of seeker which is formed by the true target and the false target Through setting the position and the emissive power of the fraudulent jammer and the distance between the true target and the false target the target missing quantity can be figured out with the method of Simulink simulation Key words Laser final guidance shell Fraudulent jamming Trajectory model Environment model Jamming model 基基于于可可互互换换性性虚虚拟拟仪仪器器的的导导弹弹通通用用检检测测设设备备 魏魏忠忠林林 黄黄考考利利 连连光光耀耀 军军械械工工程程学学院院 导导弹弹工工程程系系 河河北北 石石家家庄庄 050003 摘摘要要 基基于于可可互互换换性性虚虚拟拟仪仪器器的的导导弹弹通通用用检检测测设设备备 其其PCI 总总线线卡卡式式虚虚拟拟仪仪器器测测试试平平台台由由军军用用便便携携机机及及外外设设 万万用用表表卡卡 示示波波器器卡卡 功功率率计计卡卡 频频率率计计卡卡 信信号号调调理理接接口口模模块块等等构构成成 系系统统软软件件功功能能模模块块由由主主控控程程序序模模块块 测测试试功功 能能模模块块库库 交交互互功功能能模模块块库库 文文档档库库 功功能能模模块块库库以以及及在在线线帮帮助助等等组组成成 用用LabWindows CVI 6 0 开开发发测测试试功功能能模模 兵工自兵工自动动化化 摘要英译集 2004 年第年第 3 期期 3 块块 完完成成对对 PCI 板板卡卡的的控控制制和和通通讯讯 是是实实现现系系统统互互换换性性 的的关关键键 关关键键词词 虚虚拟拟仪仪器器 可可互互换换性性 检检测测设设备备 测测控控软软件件 General Detecting Equipment for Missile Based on Interchangeability Virtual Instrument WEI Zhong lin HUANG Kao li LIAN Guang yao Dept of Missile Engineering Ordnance Engineering College Shijiazhuang 050003 China Abstract The general detecting equipment for missile based on interchangeability virtual instruments PCI bus card type VI test platform consists of military portable computer and its peripheral equipments DMM card scope card power meter card cymometer card and signal processing interface modules etc The system software consists of main program module test capability module libraries interactive capability module libraries documentation module libraries and online helps modules etc The control and communication of PCI bus card was completed by test module developed with LabWindows CVI 6 0 it is the key of realizing the interchangeability of system Key words Virtual instrument Interchangeability Detection equipment Test and control software 某某机机载载武武器器自自动动测测试试系系统统的的设设计计 马马洪洪斌斌 1 杜杜海海文文 2 1 95478 部部队队 重重庆庆 401329 2 空空军军工工程程大大学学 工工程程学学院院 陕陕西西 西西安安 710038 摘摘要要 基基于于 PC DAQ 的的机机载载武武器器自自动动测测试试系系统统由由主主控控机机 数数据据采采集集与与控控制制 多多路路信信号号切切换换及及调调理理模模块块 武武器器离离位位 激激励励系系统统等等组组成成 系系统统软软件件由由主主控控模模块块 测测点点切切换换 信信号号采采集集 故故障障分分析析处处理理等等模模块块组组成成 用用 KingVIEW6 01 组组态态 软软件件编编制制测测控控程程序序 通通过过编编写写命命令令语语言言 定定义义数数据据变变量量连连接接外外设设 驱驱动动接接口口和和外外设设交交换换数数据据 各各种种检检测测信信号号经经继继电电 器器接接点点 信信号号调调理理电电路路送送主主控控机机进进行行数数据据采采集集 检检测测和和分分析析处处理理 关关键键词词 自自动动测测试试系系统统 虚虚拟拟仪仪器器 PC DAQ KingVIEW6 01 Design of Automatic Testing System for Certain Airborne Weapon System MA Hong bin1 DU Hai wen2 1 95478 Army of PLA Chongqing 401329 China 2 College of Engineering Airforce Engineering University Xi an 710038 China Abstract The automatic testing system of certain airborne weapon based on PC DAQ is composed of main control computer data acquisition and control component multi channel signal switching and modulation component weapon off line actuation system The system software consists of main control module measurement point switching module module of data acquisition module of analyzing and treating fault Test and control program was compiled with KingVIEW6 01 configuration software Through the compiling of command statement and the definition of data variables the connection of peripheral equipments was founded and corresponding data switching was implemented All the testing data are sent to the main control computer to follow data acquisition measure analyze and process By way of relay contact and signal modulating circuit Key words Automatic testing system Virtual instrument PC DAQ KingVIEW6 01 军军事事标标图图系系统统的的自自动动设设计计 蒋蒋定定定定 赵赵友友庚庚 海海军军航航空空工工程程学学院院 青青岛岛分分院院 山山东东 青青岛岛 266041 摘摘要要 军军事事标标图图系系统统中中将将军军标标分分为为规规则则 非非规规则则和和象象形形军军标标 及及队队号号和和常常用用符符号号 据据军军标标显显示示和和推推演演特特性性 其其基基 本本数数据据分分为为位位置置 属属性性和和放放大大比比例例 旋旋转转角角度度等等 并并把把界界面面切切分分为为军军标标索索引引区区 地地图图导导航航区区 标标绘绘工工作作区区 索索引引区区将将军军 标标可可视视化化 供供用用户户标标绘绘选选择择 标标绘绘工工作作区区为为主主工工作作区区 显显示示工工作作地地图图和和已已标标绘绘的的态态势势 地地图图导导航航区区显显示示标标绘绘区区客客户户所所在在 位位置置 可可对对工工作作地地图图进进行行漫漫游游 同同步步显显示示标标绘绘工工作作区区和和地地图图导导航航区区中中的的内内容容 关关键键词词 军军事事标标图图系系统统 军军标标索索引引 地地图图导导航航 标标绘绘 Automatic Design for Military Plotting System JIANG Ding ding ZHAO You geng Qingdao Branch Naval Aeronautical Engineering Academy Qingdao 266041 China 兵工自兵工自动动化化 摘要英译集 2004 年第年第 3 期期 4 Abstract In military plotting system military plotting can be fallen into rule non rule and hieroglyphic military plotting queue number and sign in common use According to peculiarity of military plotting display and infer and deduct basic data was fallen into position attribute and enlarging scale and revolving angle Interface is syncopated into index section of military plotting digital map navigation section operation section of plotting Visualization of military plotting and plotting selection of user is realized in index section plotting selection is used as host operation section operating map and plotted situation is displayed in it The location of client in plotting section is displayed and operation map is roamed and the contents of plotting operation section and digital map navigation section are synchronously displayed in digital map navigation section Key word Military plotting system Military plotting index Digital map navigation Plotting 先先进进制制造造技技术术 用用 Petri 网网实实现现 FMS 负负载载平平衡衡调调度度 熊熊惠惠明明 徐徐国国华华 西西安安电电子子科科技技大大学学 经经济济管管理理学学院院 陕陕西西 西西安安 710071 摘摘要要 基基于于 Petri 的的 FMS 负负载载平平衡衡调调度度 以以 Petri 网网为为建建模模工工具具 利利用用人人工工智智能能搜搜索索模模型型可可达达图图 获获得得调调度度结结果果 采采用用 TPPN 构构造造各各生生产产单单元元的的 PN 子子网网 通通过过共共享享资资源源库库将将其其连连接接 用用基基于于A 的的改改进进算算法法进进行行调调度度并并引引入入虚虚成成本本的的 概概念念 搜搜索索过过程程中中系系统统状状态态改改变变的的虚虚成成本本代代替替实实际际成成本本 加加大大动动态态负负载载虚虚成成本本较较大大于于机机器器的的使使用用成成本本 增增加加负负载载以以减减 少少机机器器的的被被用用机机会会 由由调调度度程程序序生生成成一一条条各各机机器器间间负负载载均均衡衡的的调调度度路路径径 关关键键字字 负负载载平平衡衡 调调度度 Petri FMS FMS Load Balanced Scheduling Using Petri Net XIONG Hui ming XU Guo hua College of Economics Scheduling Petri FMS 基基于于 LS SVM 的的飞飞机机部部件件故故障障率率预预测测 张张虎虎 1 严严东东超超 1 2 雷雷晓晓犇犇 1 1 空空军军工工程程大大学学 工工程程学学院院 陕陕西西 西西安安 710038 2 西西北北工工业业大大学学 自自动动化化学学院院 陕陕西西 西西安安 710072 摘摘要要 支支持持向向量量机机具具有有完完备备的的统统计计学学习习理理论论基基础础和和学学习习功功能能 它它用用核核函函数数建建立立预预测测模模型型 再再用用已已知知数数据据为为学学习习样样本本 训训练练学学习习机机 用用检检验验样样本本进进行行验验证证 预预测测系系统统未未来来故故障障 最最小小二二乘乘支支持持向向量量机机 LS SVM 采采用用最最小小二二乘乘线线性性系系统统作作 为为损损失失函函数数 函函数数估估计计精精度度高高 收收敛敛速速度度快快 基基于于支支持持向向量量机机的的多多层层参参数数寻寻优优 等等维维信信息息一一步步预预测测和和不不等等维维信信息息多多步步预预 测测 可可用用于于飞飞机机状状态态评评估估 故故障障诊诊断断和和参参数数预预测测以以及及故故障障率率分分析析 关关键键词词 最最小小二二乘乘 支支持持向向量量机机 故故障障率率 预预测测 Prediction of Failure Rate of Plane Components Base on LS SVM ZHANG Hu1 YAN Dong chao1 2 LEI Xiao ben1 1 College of Engineering Engineering University of Air Force xi an 710038 China 2 College of Automation northwest University of Technology Xi an 710072 China Abstract Support vector machine SVM has excellent learning and statistical functions Predicting model was founded by kernel function learning machine was trained with learning sample used known data failure of the 兵工自兵工自动动化化 摘要英译集 2004 年第年第 3 期期 5 system was tested and predicted with testing sample In least square LS SVM LS linear system is used as loss function the precision predicted with the function is higher convergent speed is faster Multiplayer parameters searching algorithm equi dimension means and vary dimension means based on LS SVM can be used in aeronautical quality evaluation fault diagnosis prediction of parameter and fault analysis for plane Key words Least square LS Support vector machine Failure rate Prediction 基基于于 Matlab 的的输输入入非非平平衡衡条条件件下下矩矩阵阵式式变变换换器器仿仿真真 易易灵灵芝芝 李李志志勇勇 朱朱建建林林 邓邓文文浪浪 李李卫卫平平 湘湘潭潭大大学学 信信息息工工程程学学院院 湖湖南南 湘湘潭潭 411105 摘摘要要 通通过过对对矩矩阵阵式式变变换换器器中中双双向向开开关关的的逻逻辑辑控控制制 可可变变换换其其电电压压和和频频率率 据据输输入入非非平平衡衡 输输出出平平衡衡时时矩矩阵阵变变换换 器器的的工工作作原原理理 用用 Matlab 建建立立输输入入非非平平衡衡时时矩矩阵阵变变换换器器的的输输入入电电流流偏偏置置角角动动态态调调制制策策略略 SVM 算算法法 的的仿仿真真模模型型 该该模模型型由由三三相相非非平平衡衡电电源源 矩矩阵阵开开关关 三三相相负负载载和和电电压压表表 电电流流表表 示示波波器器等等模模块块和和控控制制策策略略等等构构成成 关关键键词词 仿仿真真 Matlab 矩矩阵阵变变换换器器 输输入入非非平平衡衡 调调制制策策略略 Simulation of Matrix Converter under Unblance Input Based on Matlab YI Ling zhi LI Zhi yong ZHU Jian lin DENG Wen lang LI Wei ping College of Information Engineering Xiangtan University Xiangtan 411105 China Abstract The bio switches of the matrix converter were controlled logistically can transform the voltage and frequency of matrix converter According to the principles of the matrix converter while working in unbalance input and balance input condition the simulation model for dynamic modulation strategy of offset angle of input current for matrix converter was founded with Matlab in unbalance input The model is made of unbalance 3 phase electrical soure matrix converter switch 3 phase load voltage meter current meter oscillograph and the modulation strategy Key words Simulation Matlab Matrix converter Unbalance input Modulation strategy 端端面面谐谐波波齿齿轮轮啮啮合合侧侧隙隙的的计计算算机机辅辅助助分分析析 曹曹育育红红 广广东东技技术术师师范范学学院院 教教育育技技术术系系 广广东东 广广州州 510665 摘摘要要 据据板板壳壳理理论论采采用用高高度度变变位位对对刚刚轮轮和和柔柔轮轮进进行行变变位位 在在端端面面谐谐波波齿齿轮轮传传动动数数学学模模型型基基础础上上 用用啮啮合合分分析析软软件件 分分析析端端面面谐谐波波齿齿轮轮啮啮合合侧侧隙隙的的变变化化规规律律 通通过过计计算算机机辅辅助助图图形形分分析析 选选择择的的结结构构参参数数和和啮啮合合参参数数按按规规律律变变化化 计计算算 分分析析啮啮合合侧侧隙隙的的影影响响并并用用图图形形曲曲线线显显示示在在屏屏幕幕上上 并并找找出出啮啮合合参参数数和和结结构构参参数数与与评评价价指指标标的的内内在在联联系系 再再通通过过参参数数修修 改改 获获得得满满意意的的结结果果 关关键键词词 计计算算机机辅辅助助分分析析 啮啮合合侧侧隙隙 端端面面谐谐波波齿齿轮轮 Computer Aided Analysis on Meshing Backlash of Contrate Harmonic Gear CAO Yu hong Dept of Education Technology Guangdong Normal College of Technology Guangdong 510665 China Abstract According to plate shell theory location of rigid gear and flexible gear was changed with height location On the basis of the mathematics model of contrate harmonic gear drive the change law of meshing backlash of contrate harmonic gear was analyzed by meshing analysis software Computer aided graphic analysis was used in the analysis method structure parameter and meshing parameter changed by the law was selected the influence of meshing backlash was analyzed and calculated and it was showed on the screen with the figure curve The inner relationship among meshing and structure parameters and appraising index was found out and then parameter was modified as far as the satisfied result is obtained Key words Computer aided analysis Meshing backlash Contrate harmonic gear 三三维维仿仿真真在在枪枪械械设设计计中中的的应应用用 兵工自兵工自动动化化 摘要英译集 2004 年第年第 3 期期 6 刘强刘强 1 白云峭 白云峭 2 1 驻国营二三六厂军代室驻国营二三六厂军代室 重庆重庆 江津江津 402264 2 驻重庆地区军代室驻重庆地区军代室 重庆重庆 400050 摘摘要要 随随着着现现代代枪枪械械设设计计的的发发展展 三三维维实实体体造造型型 装装配配仿仿真真 机机构构运运动动分分析析 有有限限元元分分析析及及优优化化构构成成了了三三维维仿仿真真 的的主主题题 在在三三维维实实体体造造型型的的基基础础上上 可可方方便便快快捷捷地地进进行行装装配配仿仿真真 机机构构运运动动分分析析与与仿仿真真和和有有限限元元分分析析 为为优优化化产产品品结结 构构 缩缩短短设设计计周周期期创创造造了了条条件件 关关键键词词 三三维维仿仿真真 实实体体造造型型 有有限限元元分分析析 Application of 3D Simulation in Design of Gun LIU Qiang1 BAI Yun qiao2 1 Office of Military Affairs Delegate National No 236 Factory Jiangjin 402264 China 2 Office of Military Affairs Delegate Chongqing Zone Chongqing 400050 China Abstract Along with developing of the modern design of gun the 3d simulation is composed of 3d model making assembly simulation mechanism movement analyzing and limited unit analyzing and optimizing On the base of 3d model making that assembly simulation mechanism movement analyzing and limited unit analyzing was realized expediently The preferable conditions were offered for optimizing structure of product and shortening period of design Key Word 3D Simulation Model making Limited unit analyzing 网网络络信信息息技技术术 网网络络多多层层拓拓扑扑发发现现算算法法的的分分析析 施施锋锋 吴吴秋秋峰峰 清清华华大大学学 自自动动化化系系 北北京京 100084 摘摘要要 网网络络多多层层拓拓扑扑发发现现常常用用工工具具有有多多种种 Ping 测测试试 IP 的的连连通通性性 Traceroute 发发现现路路由由器器 DNS 提提供供 IP 地地 址址与与主主机机名名称称间间的的映映射射 ARP 保保存存同同局局域域网网设设备备的的 MAC 和和 IP 地地址址并并将将 IP 映映射射为为 MAC 小小型型网网络络重重视视链链路路层层设设备备 和和主主机机的的发发现现 而而大大型型网网络络侧侧重重网网络络层层以以发发现现路路由由器器与与子子网网 特特大大型型网网络络拓拓扑扑发发现现需需跨跨越越很很多多异异构构型型网网络络及及管管理理域域 拓拓扑扑发发现现算算法法的的发发现现通通常常是是从从 IP 层层到到链链路路层层 拓拓扑扑发发现现算算法法通通过过地地址址转转发发表表 网网桥桥生生成成树树和和端端口口流流量量进进行行计计算算 关关键键词词 网网络络管管理理 拓拓扑扑发发现现 算算法法 SNMP Algorithm Analysis of Topology Discovery for Multi layer Networks SHI Feng WU Qiu feng Dept of Automation Tsinghua University Beijing China 100084 Abstract There are many tools used in topology discovery of multi layer networks such as Ping tests IP connectivity Traceroute discovers routers DNS provides mapping between IP address and host names ARP keeps MAC and IP address in a LAN and maps IP to MAC Pay attention to discovering of data link layer equipments and hosts for small networks and then attention to network layer for large networks as well as discover routers and subnets Topology discovery of extra large networks need go through many heterogeneous networks and management domains Discovery algorithms usually go from high layer IP layer to low layer data link layer Topology discovery algorithms are that port connectivity is accounted by address transmitting table spanning tree and flux of port Key words Network management Topology discovery Algorithm SNMP 用用单单片片机机实实现现 CAN 总总线线与与以以太太网网的的连连接接 石磐 唐胜利 陈玉忠 肖睿石磐 唐胜利 陈玉忠 肖睿 重重庆庆大大学学 动动力力工工程程学学院院 重重庆庆 400044 摘摘要要 采采用用集集成成 CAN 通通信信控控制制器器的的 MC68HC05X16 单单片片机机和和 RTL8019AS 以以太太网网控控制制器器可可实实现现 CAN 与与以以太太网网 的的连连接接 MC68HC05X16 采采用用 RTL8019AS 同同以以太太网网上上的的操操作作站站进进行行数数据据交交换换 通通过过内内置置CAN 控控制制器器与与 CAN 总总线线 上上其其它它节节点点进进行行数数据据交交换换 在在交交互互过过程程中中 MC68HC05X16 依依据据应应用用要要求求对对数数据据进进行行的的处处理理 关关键键词词 CAN 控控制制器器 CAN 总总线线 以以太太网网 数数据据交交换换 兵工自兵工自动动化化 摘要英译集 2004 年第年第 3 期期 7 Connection between CAN Bus and Ethernet Based on Microcomputer SHI Pan TANG Sheng li CHEN Yu zhong XIAO Rui Power Engineering Coll