发动机供油提前器动态测试仪的研制

Development of a Dynamic Testing Apparatus for Measuring Engine Injection Timing

本文论述了发动机供油提前器动态测试仪的原理和结构,系统的硬件和软件设计,以及仪器的总体精度分析。通过闸型计数电路的设计和应用,综合处理了软件和硬件抗干扰措施,使仪器具有很高的可靠性、稳定性和测试精度。

This paper describes the principle, construction and software and hardware designs of a dynam ic tes ting apparatus for measuring engine injection timing. The system precision is analysed as well. In case of design and application of switch controller and syntherizing the software and hardware anti-interference measures, the apparatus has high reliability, stability and accuracy.