Review of fault diagnosis methods for dynamic control system

The available fault diagnosis methods of dynamic control system were reviewed.First,the fault diagnosis methods were classified into three categories.There were analytical model-based approach,signal processing based approach and knowledge-based approach.These three categories of fault diagnosis methods were introduced in detail.The new development recently and some typical application results of these three categories of fault diagnosis methods were extensively reviewed.Finally,several hot problems to be studied in this field and the development trends were pointed out.