针对发电厂运行过程中故障诊断的需要 ,应用神经网络技术、面向对象技术、人工智能技术以及计算机网络技术 ,提出了一种发电厂故障智能诊断系统模式 ,并设计了相应的软件系统结构和硬件系统结构 ,设计了相应的数据库 ,开发了数据采集软件以及基于面向对象的神经网络型专家系统。实际运行结果表明所提出的方法是有效可行的 Aiming at the need of fault diagnosis during the operation of power plants, this paper proposes a model of intelligent fault diagnosis system for power plants based on neural network technology, object-oriented technology, artificial intelligence technology and computer network technology, and designs the corresponding software system structure and hardware System structure, designed the corresponding database, developed data acquisition software and based on object-oriented neural network type expert system. The actual operation results show that the proposed method is effective and feasible