Acta Armamentarii

Control Mechanism of Vortex Generator to the Flow Noise of Wing-plate Junction

LI Dingyuan;FANG Bin;LI Yiming;LIU Wenxi

Acta Armamentarii, 2023, 44(8): 2404-2413. DOI: 10.12382/bgxb.2022.0389

Fig.9 Simulation results of the total sound level of each measuring point versus the x-coordinate in the scheme group 1

Other figure/table from this article

Fig.1 Calculation flow chart
Fig.2 Computational domain
Fig.3 Local mesh refinement diagram of vortex generator
Fig.4 A cutaway view of the sound transmission zone
Fig.5 Mesh division of sound propagation zone
Fig.6 Diagram of vortex generator parameters
Table 1 Vortex generator parameters of control group 1
Table 2 Vortex generator parameters of control group 2
Fig.7 Velocity field cloud map
Fig.8 Pressure field cloud map
Table 3 Coordinates of sound field measuring points
Fig.10 Velocity field cloud map
Fig.11 Pressure field cloud map
Fig.12 Simulation results of the total sound level of each measuring point versus the x-coordinate in the scheme group 2
Fig.13 Model installation drawing
Fig.14 Layout of survey points
Fig.15 On-site layout of sound pressure measuring points
Fig.16 Installed vortex generator
Fig.17 Test results of the total sound level of each measuring point versus the x-coordinate in the scheme group 1
Fig.18 Test results of the total sound level of each measuring point versus the x-coordinate in the scheme group 2