设有通信分站的矿井人员定位系统设计毕业设计（论文)[精品].doc

PAGE 毕业设计（论文）设有通信分站的矿井人员定位系统设计系 别电子信息系专业名称电子信息工程班级学号5051426学生姓名吴文欢指导教师王凤文2009设有通信分站的矿井人员定位系统设计摘 要 随着无线射频识别技术的日益成熟和广泛应用，针对我国目前煤炭行业生产安全现状，将无线射频识别技术应用到井下进行人员跟踪定位，是解决煤矿安全问题的方法之一，也是矿山实现全面提升安全生产信息化管理水平，加强以灾害预防、搜救为主要目标的安全生产长效机制，是我国煤炭行业安全生产工作的必由之路。本文设计了一种运用RFID技术实现矿井人员定位的系统，整个系统利用RFID技术进行无线数据采集，通过CAN总线将总线信息传输到地面监控主机并组成网络，以实现对井下人员的定位。该系统的特色是设有通信分站即通信网络采用树型结构，从整体上提高了网络的安全性和实用性。考虑系统到识别距离和应用环境，RFID采用2.45GHZ的频段，标签设计成主动式。采用nRF2401射频芯片实现数据的发送和接收，MSP430F2101对射频芯片进行控制，完成标签和阅读器的功能。 本文重点设计了井下网络的硬件部分，包括井下主要传输途径的选择，井下通信分站的硬件设计，井下网络与地面网络的通信接口的设计；在软件方面介绍了防碰撞算法及其种类，文中采用的是动态二进制有哪些信誉好的足球投注网站算法，给出了射频芯片接收发送的流程图及数据库设计的原理。关键词：矿井，人员定位，RFID，通信分站A Design of RFID System Used in Mine for Personnel Orientation with Communication Base Author：Wu Wenhuan Tutor：Wang Fengweng AbstractWith the mature more and using widely of the RFID technology，and according to the safety situation that exits in the coalfield，it will be one valid way to solve the colliery safety Problem with applying RFID technology to the mine for people`s tracking and orientation，it is also the way to improve the supervisory level of safe Production entirely，enhance the1ongSystem aiming at preventing disaster and searching and saving，it is the only way for producing safely.It recommends the design of tracking and orientation system for men under the mine according to RFID technology .The entire system adopts RFID technology to collect data, and transmits information to the supervising and controlling computer on the ground by CAN bus, and computers are constituted to a network to realize the information sharing, which can implement the orientation of the men under the mine. The characteristic of this system is the communication base in the network, which improves safety economy utility in the whole. According to the distance that need in the system and wor