According to the characteristic of thermal processes, theories and approaches of fault detection and diagnosis (FDD) are mainly studied in this paper and applied to real design of FDD design for thermal control systems.

• 本文以火电厂控制系统为研究对象，根据热工过程的特点，着重研究了适用于热工自动控制系统故障诊断的理论和方法，并将这些方法应用于实际的热工控制系统故障检测与诊断的设计中。