Numerical investigation of pressure fluctuation on the volute of a backward curved blade centrifugal fan

Engineering

• Blade Passing Frequency 30%
• Centrifugal Fan 100%
• Circumferential Direction 10%
• Domain Structure 10%
• Efficiency Point 20%
• Experimental Result 10%
• Flow Rate 20%
• Flow Velocity 20%
• Frequency Domain 10%
• Good Agreement 10%
• Harmonics 10%
• Impeller 20%
• Induced Surface 10%
• Peak Value 10%
• Pressure Fluctuation 100%
• Time Domain 10%
• Unsteady Flow 20%
• Volute 100%
• Wall-Pressure 10%