The Application of Multi-sensor Information Fusion Technique on Hydraulic Machinery Fault Diagnosis System

To cope with some problems of traditional hydraulic machinery fault diagnosis,a diagram model of hydraulic machinery fault diagnosis based on information fusion technology is presented.This model can fuse and calculate several parameters which contain the fault feature.The level and method of multi-sensor information fusion are presented in detail.Its principle and function in the hydraulic machinery fault diagnosis system are also discussed.The conclusion illustrates this method provides more valuable result for hydraulic machinery fault diagnosis.