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Noise Characteristics of Automobile Cooling Fan Based on Circumferential Mode Analysis
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: The fan is the main component of the cooling system of an automobile engine. A typical automobile cooling fan consists of a shrouded axial fan, stator vanes, a deflector, and a cover. With recent developments in the ...
Noise Reduction Analysis of Electronic Device Cooling Fan With Duct and Its Application Under Variable Working Conditions
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: A noise reduction method for axial flow fans using a short inlet duct is proposed. The pattern of noise reduction imposed by the short inlet duct on the axial flow cooling fan under variable working conditions was ...
Aerodynamic Noise Characteristics of Axial Flow Fan in Narrow Space and Noise Reduction Based on Flow Control
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: The aeroacoustic characteristics of a power module in the electric vehicle charging pile is studied by experimental and numerical methods. In the free field, a single cooling fan mainly emits tonal noise, while the far-field ...
Azimuthal Mode Characteristics of Rotating Instability in Axial Compressor Using Compressed Sensing Method
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: A signal reconstruction algorithm based on the compressed sensing (CS) theory with dual-uniform sampling point (DUSP) distribution is developed and applied to identify the azimuthal mode of axial compressor. A regular ...