1、 此页设计用 毕业设计说明书 毕 业 设 计 题 目 基于 GTM900C 的水箱液位控制系统设计 系 专 业 班 级 学 生 姓 名 性别 指 导 教 师 职称 2012 年 5 月 9 日文用 摘要摘要 在现代工业生产及日常生活过程中,液位控制已成为被广泛应用的重要的控制技 术, 同时也是目前过程控制领域的一个研究热点。 现代的液位控制日趋大型化、 复杂化、 智能化、精细化,为适应各种复杂的工作环境,降低控制难度与成本,基于无线技术的 液位控制的诞生成为了技术发展的必然。为实现无线传输技术与液位控制技术的结合, 以水箱液位控制系统为模型,选用华为公司生产的 GTM900C 作为无线传输模块
2、,采用 目前常用的 AT89S52 单片机作为控制单元,电动机作为动作单元,结合其他组成部分, 分别对器件选用、硬件设计、软件设计进行讨论,对整体方案、系统工作流程进行论证, 以此论证基于无线技术的液位控制方案在理论上和实际应用中的可行性及其优势。基于 GTM900C 的水箱液位控制系统可实现液位监测、处理、本地或远程报警、远程控制等 功能。系统采用模块化设计,便于扩展,系统结构简单清晰,控制方式灵活,可以此为 模型,推广到任意液位控制系统中。 关键词:控制技术;无线技术;检测技术;单片机 Abstract In modern industrial production and daily l
3、ife in the process, the liquid level control has become a widely used and important control technology, process control at the same time it is a research hotspot in the field of. The modern level control increasingly large-scale, complex, intelligent, meticulous, to meet a variety of complex environ
4、ment, reducing the difficulty of controlling and cost, the liquid level control based on wireless technology has become the inevitable trend of the development of the birth of technology. In order to realize the wireless communication technology and control technology, the water tank liquid level co
5、ntrol system for model, selection of Huawei Company GTM900C as wireless transmission module, using the current AT89S52 MCU as a control unit, a motor as a motor unit, combined with other components, respectively, on the choice of device, hardware design, software design discussions, the total scheme
6、, system workflow are discussed, it is proved that the liquid level control scheme based on wireless technology in theory and practical application of the feasibility and advantages of. Based on the GTM900C tank liquid level control system can realize liquid level monitoring, treatment, local or remote alarm, remote control functions. The system adopts modular design, easy to expand, the system has simple and clear structure, fl