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1、A Dissertation Submitted in Partial Fulfillment of the Requirements for the Degree of Master of Science in EngineeringResearch of Embedded Monitoring System in SubstationGraduate Student: Major: Supervisor:Xu Jiayi Computer Applied Technology Prof.Yan ChaojunChina Three Gorges University Yichang, 44
2、3002, P.R.China May, 2011三峡大学硕士学位论文三峡大学学位论文原创性声明本人郑重声明：所呈交的学位论文，是本人在导师的指导下，独立进行研究工作所取得的成果，除文中已经注明引用的内容外，本论文不含任何其他个人或集体已经发表或撰写过的作品成果。对本文的研究做出重要贡献的个人和集体均已在文中以明确方式标明，本人完全意识到本声明的法律后果由本人承担。学位论文作者签名：I日期：三峡大学硕士学位论文内 容 摘 要随着网络技术和通讯技术的发展，工业控制现场的网络化已经成为发展趋势。为了加强对变电站及无人值守变电站在安全生产、火警监控等方面的综合管理水平，越来越多的电力企业正在考虑建设
3、集中式监控系统，这促使了电力监控的网络化发展。电力设备监控系统是基于网络通信技术的，其实现了对电力设备的控制，避免了繁杂的人工巡检，数据传输的可靠性和准确性很高，且具有造价低、传输信道可靠，安装和使用比较方便等优点，可以对现场电力设备进行监测和控制，提高了电力设备的运行管理水平。本文以设计一个低成本、低功耗的智能电力设备监控系统为目标，对嵌入式系统应用进行分析和研究，着重探讨了 Windows CE 系统的特征。提出了基于 Windows CE系统的电力设备监控系统的总体设计方案，完成相应部分的软件设计和相关的硬件设计。系统主要由基于 Windows CE 系统的 ARM 板与 PC 主控机的
4、网络通信模块和基于 CAN 总线传输的信号采集和监控模块组成。系统开发的最终目的是：研究 Windows CE 的核心特征，根据需要对 Windows CE的 BSP 的开发、Bootloader 的开发、OAL 层的开发，以及设备驱动程序的开发，此外还包括根据要求对 Windows CE 操作系统的裁减定制；构造基于 Socket 的 PC 机与ARM 板之间的网络基本模型；实现 CAN 总线的相应的通讯。总之，本文构架了一个基于嵌入式设备的电力设备监控系统，将嵌入式设备、网络传输以及 CAN 总线系统有机地结合起来，使得系统的功耗低、扩展性强，为电力设备监控的发展开辟了新前景。关键词：电力
5、设备监控Windows CECAN 总线套接字II三峡大学硕士学位论文AbstractWith the development of the network technology and communication technology，industrial control site network has become a trend. In order to strengthen the integratedmanagement of the substation or the unmanned substation in the safety,fire control andother
6、aspects. More and more power companies are considering building a centralizedmonitoring system, which prompted the network development of power monitoring .Remote monitoring and control system power is based on network communicationtechnology, the realization of remote control of electrical equipmen
7、t to avoid thecumbersome manual inspection, reliability and accuracy of data transmission is high, andhas a low cost, more reliable transmission channel , more convenient to install and use, etc.It can be carried out telemetry and control of on-site electrical equipment to improve theoperation and m
8、anagement level of electrical equipment.In this paper, designing a low cost, low-power intelligent power equipmentmonitoring system is the target. It analyzed and researched the application of embeddedsystem, it focused on the features of Windows CE system. Windows CE system wasproposed based on the
9、 power equipment monitoring and control system design plan,complete the corresponding part of the software design and related hardware design.System is mainly consist of an ARM board based on Windows CE system and the PC onthe network communication module,plus a signal acquisition and monitoring mod
10、ule basedon CAN bus transmission.The ultimate goal of system development are: the core features of Windows CE,according to the need for the development of Windows CE-BSP, Bootloader development,OAL layer development, and device driver development, in addition to including therequirements of Windows
11、CE operating system, it was to custom cut; it constructed modelof the network b between PC-machine which basic on Socket and ARM and achieved theappropriate CAN bus communication. In short, this architecture a power equipmentmonitoring system based on embedded devices. It combined the embedded devic
12、es,network transmission, and CAN bus systems together organically, made the system lowpower consumption, extensible. It open New prospects for the power equipmentmonitoring the development.Key words: the Electric Power Equipment monitoringSocketIIIWindows CE CAN bus三峡大学硕士学位论文目录引言.1 1 绪论.2 1.1 研究背景和研
13、究意义 .2 1.2 国内外现状 .3 1.3 电力设备监测控制的发展趋势 .4 1.4 论文主要完成的工作 .4 1.5 文章结构 .5 2 嵌入式系统.6 2.1 嵌入式系统定义及特点 .6 2.2 ARM 嵌入式 .6 2.3 Windows CE 系统 .8 2.4 本章小结 .10 3 嵌入式操作系统的移植.11 3.1 BSP 的开发和移植 .11 3.2 Bootloader 移植 .12 3.3 OEM 适配层（OAL）的开发 .14 3.4 本章小结 .15 4 电力信号的采集和传输.16 4.1 电网信号输入及调理电路 .16 4.2 CAN 总线数据传送模块设计介绍.18 4.3 本章小结 .24 5 串口驱动和应用程序的开发 .25 5.1 本机驱动程序 .26 5.2 流接口驱动程序 .26 5.3 串口驱动开发 .27 5.4 串口和 ARM 通信设计 .30 5.5 本章小结 .
