Fault Diagnosis of a Marine Electric Propulsion System Based on Order Tracking Motor Current Signature Analysis

Keyphrases

• Fault Diagnosis 100%
• Motor Current Signature Analysis 100%
• Systems-based 100%
• Order Tracking 100%
• Marine Electric Propulsion System 100%
• Motor Signal 66%
• Instantaneous Frequency 66%
• Zero Crossing 66%
• Drive Motor 33%
• Envelope Spectrum 33%
• Breakage 33%
• Propeller 33%
• Noise Interference 33%
• Mechanical Equipment 33%
• Stator Current Signal 33%
• Gear Fault 33%
• Mechanical Fault 33%
• Inverter 33%
• Quality Robustness 33%
• Computationally Efficient 33%
• Tracking Method 33%
• Fault Characteristics 33%
• Gear Tooth 33%
• Fundamental Frequency 33%
• Variable Speed Conditions 33%
• Demodulate 33%
• Unbalanced Faults 33%
• Tooth Defect 33%
• Characteristic Spectrum 33%
• Time-frequency Representation 33%
• Bevel Gear 33%
• Complex Modulation 33%
• Angular Resampling 33%
• Synchronous Motor 33%
• Motor Speed 33%
• Tacholess Order Tracking 33%
• Marine Electric Propulsion 33%
• Variable Frequency Drive 33%

Engineering

• Fault Diagnosis 100%
• Current Motor 100%
• Electric Propulsion 100%
• Propulsion System 100%
• Current Signal 75%
• Instantaneous Frequency 50%
• Time Domain 25%
• Breakage 25%
• Mechanical Equipment 25%
• Inverter 25%
• Gear Teeth 25%
• Fundamental Frequency 25%
• Frequency Representation 25%
• Bevel Gears 25%
• Synchronous Motor 25%
• Motor Speed 25%
• Propeller 25%
• Propulsion Test 25%
• Variable Frequency Drive 25%