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嵌入式系统及其在车轿校直检测系统中的应用

Embedded System and Its Application in Axle Straightening and Detecting System

【作者】 李兵

【导师】 柯尊忠;

【作者基本信息】 合肥工业大学 , 机械电子工程, 2004, 硕士

【摘要】 嵌入式系统是当今研究的热点,但是国内目前的研究主要集中于高科技产品和家电方面,而在传统工业方面却没有得到足够的重视。本文针对嵌入式系统在工业控制领域中的应用进行研究,以实际项目—汽车车桥检测技术为依托,将嵌入式系统设计思想引入到整个控制系统的设计过程中,用嵌入式实时操作系统以C/05一n替代WindowS操作系统,构建一个嵌入式系统,完成实时检测等功能。整个系统包括硬件和软件两部分,利用传感器装置获得系统的输入信息,利用数据处理软硬件对相关信息进行处理。 文中完成车桥校直检测系统的结构设计、硬件设计和软件设计。对嵌入式实时操作系统pC/05一H进行详细分析,提出一些改进方法,使得实时操作系统更加完善。在硬件设计部分,构建一种硬件开发平台。在软件设计部分,提出基于实时内核的多任务运行机制,并且与传统的前后台模式进行对比分析,论证采用嵌入式实时操作系统的优越性,解决检测系统中的实时性问题,提高系统的稳定性。

【Abstract】 Nowadays, the application of embedded system is very popular, however, it is mainly concentrated on high-tech products and household appliances in our country, and the field of traditional industry isn’t given much attention to. Based on the project-the detecting technology of axle, in this paper a study on the application of embedded system in the field of industrial control is made, and through introducing the idea of embedded system design into the whole process of designing the control system, using the embedded real-time operation system uC/OS- II replacing Windows operation system, an embedded system is designed and developed to execute the functions such as real-time detection. The whole system is made up of the software part and the hardware part, and gets the input through sensors, and then deal with related information with the data processing unit.In this paper the design of the structure, hardware and software of this straightening and detecting system of axle is finished. On the basis of the detailed analysis of the embedded real-time operation system uC/OS- II, some methods of improvement are presented and make the real-time system more perfect. In thedesign of the hardware part a new hardware design platform is developed. In thedesign of the software part the multi-task running mechanism based on the real-timekernel is presented. And compared with the traditional fore-and-aft pattern, the advantage of embedded real-time operation system is demonstrated, and the real-time problem of detecting system is resolved, at the same time, the system’s stability is enhanced.

【关键词】 嵌入式系统占先式内核实时控制检测
【Key words】 embedded systempreemptive kernelreal-timecontroldetect
  • 【分类号】U463.218
  • 【被引频次】3
  • 【下载频次】152
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