本文列举了固体火箭发动机地面热试车可能出现的故障.介绍了各种监视来统的作用与功能.建立起各类参数测试的原理与用于故障分析的数学模型.同时探讨了瞬态测试特性的重要性与故障预估的方法.文中以实例论述了发展一套地面热试车故障分析技术在研制工作中的重要意义. In this paper, the possible failures of solid rocket engine ground thermal test are listed, the functions and functions of various monitoring systems are introduced, the principle of various parameters testing and the mathematical model for fault analysis are established, and the characteristics of transient test The importance and the method of fault prediction.The article discusses the significance of developing a set of ground fault diagnosis techniques for ground fault test in research and development.