Exploitation of a Multiband Weighted Envelope Spectrum for Railway Axle Bearing Fault Diagnosis

Mathematics

• Defects 16%
• Denoising 10%
• Envelope 61%
• Experimental Data 8%
• Exploitation 74%
• Fault 39%
• Fault Diagnosis 92%
• Frequency Domain 8%
• Methodology 6%
• Performance 5%
• Railway 84%
• Safety 9%
• Signal-to-noise Ratio 10%
• Spectrality 44%
• Strategy 6%
• Weighting Function 10%

Business & Economics

• Defects 19%
• Exploitation 52%
• Fault 45%
• Fault Diagnosis 100%
• Frequency Domain 12%
• Methodology 5%
• Performance 3%
• Railway 61%
• Safety 9%
• Threshold Strategy 15%
• Train 9%
• Weighting 9%

Engineering & Materials Science

• Axles 64%
• Defects 16%
• Failure analysis 51%
• Frequency bands 10%
• Signal to noise ratio 9%