Rotating instability waves as a noise source in a ducted axial fan

Keyphrases

• Acoustics 100%
• Instability Waves 100%
• Noise Source 100%
• Source Spectra 100%
• Hot-film Sensor 100%
• Axial Fan 100%
• Rotational Instability 100%
• Acoustic Source 100%
• Flow Field 50%
• Narrowband 50%
• Tip Speed 50%
• Correlation Analysis 50%
• Spectral Peak 50%
• Pressure Fluctuation 50%
• Best Efficiency Point 50%
• Acoustic Spectrum 50%
• Hot Wire 50%
• Constructive Interference 50%
• Radiated Noise 50%
• Sensor Measurement 50%
• Modal Patterns 50%
• Spectral Patterns 50%
• Sound Generation 50%
• Hump 50%
• Sensor Signal 50%

Engineering

• Instability Wave 100%
• Acoustic Source 100%
• Noise Source 100%
• Source Spectrum 100%
• Optical Spectrum 50%
• Sensor Signal 50%
• Pressure Fluctuation 50%
• Efficiency Point 50%
• Broad Peak 50%
• Radiated Noise 50%
• Sensor Measurement 50%
• Sound Generation 50%

Physics

• Acoustics 100%
• Tip Speed 20%