基于Petri网的飞机复杂系统可靠性分析方法研究  

Research on the Reliability Analysis Method of the Complex Aircraft System Based on the Petri Net

作　　者：郭鹏[1] 

机构地区：[1]中国航空工业集团公司第一飞机设计研究院,西安710089

出　　处：《航空工程进展》2016年第2期174-180,共7页Advances in Aeronautical Science and Engineering

摘　　要：Petri网在建模方面具有较强的可视性及良好的动态表达性,提出一种利用Petri网对飞机复杂系统进行可靠性建模的方法,并通过蒙特卡洛仿真方法对Petri网模型进行仿真求解,形成一套完整的可靠性分析理论;以某型机电传飞控系统为例进行建模计算,验证上述方法的可行性和精确性。结果表明:本文提出的基于Petri网的可靠性分析理论,能够有效应用于飞机复杂系统的可靠性分析。As the Petri net has good visibility and excellent dynamic expressiveness,a method of utilizing Petri net to carry on reliability modeling on complex system is introduced.Through simulating the formed Petri net model of the complex system by means of the Monte Carlo simulation,which has formed a whole theory on reliability analysis,the computation results can be obtained.Finally,the case of fly-by-wire flight control system is applied,to prove the validity and accuracy of the above methodology.Results show that the reliability analysis method based on Petri nets can be applied to the complex aircraft system efficiently.

关 键 词：PETRI网 复杂系统 蒙特卡洛仿真 可靠性分析 电传飞控系统 

分 类 号：TP391.9[自动化与计算机技术—计算机应用技术] V215.7[自动化与计算机技术—计算机科学与技术]