基于改进BP算法BPX算法的汽轮机故障诊断，收敛速度特比快，耗时仅需BP算法的十分之一，收敛性比经典BP算法更好-Based on Improved BP Algorithm BPX turbine fault diagnosis algorithm, the convergence rate faster than special, time-consuming only one-tenth of BP algorithm, convergence better than the classical BP algorithm