基于VXI总线的电路板故障诊断系统

SYSTEM OF CIRCUIT-BOARD HITCH DIAGNOSIS BASED ON VXI BUS

为提高机载火控系统电路板故障的诊断效率及准确性 ,并实现对电路板故障的自动诊断。采用VXI总线技术组成电路板故障诊断系统 ,并在软件设计中采用故障树分析的方法进行故障搜寻定位。应用表明 ,该方法可有效提高故障的诊断速度及准确性。

To improve automatically the efficiency and veracity of aerial circuit board hitch diagnosis of fire-control system,this paper developed a circuit-board hitch diagnosis system based on VXI bus and used hitch-tree analytical method to find the hitch location.This method increases diagnosis speed and reliability.