Generalized Vold-Kalman Filtering for Nonstationary Compound Faults Feature Extraction of Bearing and Gear

Keyphrases

• Compound Fault 100%
• Fault Feature Extraction 100%
• Vold-Kalman Filter 100%
• Filter Parameter 60%
• Compound Fault Diagnosis 40%
• Time-frequency Ridge 40%
• Generalized Demodulation Transform 40%
• Fault Detection 20%
• Fault Diagnosis 20%
• Vibration Signal 20%
• Harmonic Components 20%
• Fault Frequency 20%
• Search Methods 20%
• Challenging Issues 20%
• Experimental Dataset 20%
• Speed Fluctuation 20%
• Fast Fourier Transform 20%
• Simulation Data 20%
• Rotating Machinery 20%
• Fault Type 20%
• Fault Characteristics 20%
• Diagnostic Algorithm 20%
• Machinery Condition Monitoring 20%
• Time-frequency Representation 20%
• Missed Diagnosis 20%
• Peak picking 20%
• Feature Component 20%

Engineering

• Feature Extraction 100%
• Demodulation 100%
• Health Monitoring 50%
• Fault Diagnosis 50%
• Fault Detection 50%
• Harmonic Component 50%
• Characteristic Frequency 50%
• Fast Fourier Transform 50%
• Main Step 50%
• Rotating Machinery 50%
• Search Method 50%
• Frequency Representation 50%

Earth and Planetary Sciences

• Fault Detection 100%
• Harmonics 100%
• Pattern Recognition 100%