基于DSP的汽油机点火参数自动测试系统  

The Auto Test System of Ignition Parameter Based on DSP

作　　者：戴湘武[1] 赵相松[1] 

机构地区：[1]天津大学机械工程学院,天津300072

出　　处：《组合机床与自动化加工技术》2007年第1期54-57,共4页Modular Machine Tool & Automatic Manufacturing Technique

摘　　要：通过分析汽油机点火过程的特点及传统点火性能参数测试系统的不足,提出了一种基于DSP的汽油机点火参数动态测试系统。着重介绍了测试系统的软硬件设计和实现方法,包括机械运转台、DSP高速信号采集处理系统及上位机系统测试软件。实验表明该系统能实现对点火性能参数的准确、可靠、高精度的实时测试。By analyzing the characteristics of ignition process of gasoline engine, an ATS （Auto Test System） of ignition parameter based on DSP is presented. The hardware structure and software programming of this system is introduced mainly including the mechanical operation plat, high-speed signal acquisition and processing system on DSP and the software of test system in host computer. The experiment shows that the system has realized the real time test of ignition process with high reliability and accuracy.

关 键 词：DSP 点火参数 高速信号采集 

分 类 号：TP273[自动化与计算机技术—检测技术与自动化装置]