利用主元分析、T2统计图和贡献率图方法对TE仿真故障1数据进行故障检测和诊断，贡献率图是变量对超出T2控制限的失控得分进行贡献率计算-matlab program, using principal component analysis, T2 charts and maps of the contribution rate of a fault on the TE simulation data for fault detection and diagnosis, the contribution rate is variable figure T2 control limits in excess of runaway scores calculated contribution rate