基于故障注入的列车无线传感器网络可靠性测试系统

Reliability Test System for Train Wireless Sensor Network Based on Fault Injection

可靠性是制约无线传感器网络在列车中应用的关键因素,需要在设计开发阶段测评列车无线传感器网络的可靠性。对此,设计了基于故障注入技术的列车无线传感器网络可靠性测试系统。这一系统可以模拟列车运行中的各种故障,注入无线传感器网络,同时收集运行数据,进而评价无线传感器网络的可靠性,对无线传感器网络的结构、协议、算法等进行有针对性的改进。通过测试验证了这一系统的有效性。

Reliability is a key factor restricting the application of wireless sensor network in the train.It is necessary to evaluate the reliability of train wireless sensor network in the design and development stage.In this regard,a reliability test system for train wireless sensor network based on fault injection technology was designed.This system can simulate various faults in train operation,inject them into the wireless sensor network,and collect operating data at the same time to evaluate the reliability of wireless sensor network,and make targeted improvements to the structure,protocol,and algorithm of wireless sensor network.Test has verified the effectiveness of this system.