Active Turbulence Grid-Controlled Inflow Turbulence and Replication of Heat Exchanger Flow Fields in Fan Applications
Abstract
:1. Introduction
2. Axial Fan Design and Experimental Setups
2.1. Forward Skewed Axial Fan
2.2. Experimental Setup for the Determination of Sound Emission and Aerodynamic Properties
2.3. Determination of Inflow Turbulence and Turbulence Parameters
3. Active Turbulence Grid
3.1. Constructional Design of the Active Turbulence Grid
3.2. Intrinsic Noise of the Active Turbulence Grid
4. Controlled Inflow Turbulence and Flow Field Replication of Heat Exchangers
4.1. Generation of Defined Inflow Conditions
4.2. Reproduction of the Flow Fields of Heat Exchangers
5. Sound Emissions of Axial Fan and Active Turbulence Grid
5.1. Heat Exchanger and Active Turbulence Grid
5.2. Fundamental Investigations between Flow Field and Axial Fan Sound Radiation
6. Conclusions
Author Contributions
Funding
Institutional Review Board Statement
Informed Consent Statement
Data Availability Statement
Acknowledgments
Conflicts of Interest
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Czwielong, F.; Becker, S. Active Turbulence Grid-Controlled Inflow Turbulence and Replication of Heat Exchanger Flow Fields in Fan Applications. Int. J. Turbomach. Propuls. Power 2023, 8, 1. https://doi.org/10.3390/ijtpp8010001
Czwielong F, Becker S. Active Turbulence Grid-Controlled Inflow Turbulence and Replication of Heat Exchanger Flow Fields in Fan Applications. International Journal of Turbomachinery, Propulsion and Power. 2023; 8(1):1. https://doi.org/10.3390/ijtpp8010001
Chicago/Turabian StyleCzwielong, Felix, and Stefan Becker. 2023. "Active Turbulence Grid-Controlled Inflow Turbulence and Replication of Heat Exchanger Flow Fields in Fan Applications" International Journal of Turbomachinery, Propulsion and Power 8, no. 1: 1. https://doi.org/10.3390/ijtpp8010001