This paper puts forward a diesel engine fault diagnosis method,designs BP networks form that fits the diagnosis system,and presents an improved BP algorithm(IBP),which can adapt learning speed using gold-segmentation.

• 文中提出了基于ANN的柴油机故障诊断方法,设计了适合该诊断系统的BP网络结构,并给出了一种改进的BP算法(IBP),该算法基于黄金分割法自适应调整网络学习速率。