09/2005- 07/2011: Ph.D. Aerospace Propulsion Theory and Engineering, Beijing University of Aeronautics and Astronautics (BUAA)
09/2001- 07/2005: B.E. Aircraft Maintenance Engineering and Management, Beijing University of Aeronautics and Astronautics (BUAA)

02/2018- now: Associate Professor, Shanghai Jiao Tong University
06/2016- 06/2017: Researcher, Centre National de la Recherche Scientifique (CNRS)
06/2014- 06/2016: Post-doc, Le Mans Université
03/2012- 06/2014: Post-doc, Beijing University of Aeronautics and Astronautics (BUAA)
08/2011- 02/2012: Engineer, AVIC Commercial Aircraft Engine Co., Ltd. (ACAE).

Aeroacoustics
Flow Instability
Vortex Sound Interaction
Aircraft Noise Prediction and Control

1. 01/2024-12/2027, NSFC no. 52376026, Vortex-sound interaction and vortical-acoustic resonance mechanisms in aeroengine compressors (Principal investigator)
2. 01/2019-12/2022, NSFC no. 51876120, Interaction between shear flow and acoustic waves over liners in aeroengine nacelles (Principal investigator)
3. 01/2014-12/2016, NSFC no. 51306006, Vortex sound interaction mechanism and control strategy investigations on flow-induced cavity resonance (Principal investigator)
4. 01/2018-12/2022, NSFC no. 51790514，Novel aerodynamic configuration of axial compressor based on unsteady vortex lift (Contributor)
5. 01/2017-12/2019, NSFC no. 1166114102，Lattice Boltzmann simulation and experimental study of aeroacoustic damping of Helmholtz cavity-backed perforated orifices in combustion systems (Contributor)
6. 01/2016-12/2019, NSFC no. 51576008，Rotating stall model and advanced control method for multi-stage compressor (Contributor)
7. 01/2016-12/2019, ANR/RGC international project FlowMatAc, no. ANR-15-CE22-0016-01 (Contributor)
8. 12/2011-10/2015, Marie Skłodowska Curie ITN project FlowAirS no. FP7-PEOPLE-2011-ITN-289352 (Contributor)
9. 01/2012-12/2016, 973 project，2012CB720200 (Contributor)

1. X. Dai, Commonality and difference in the eigenfunctions of various types of acoustic trapped modes, Journal of Fluid Mechanics, 980 (2024), A1.
2. X. Dai, Vortical–acoustic resonance in an acoustic resonator: Strouhal number variation, destabilization and stabilization, Journal of Fluid Mechanics, 919 (2021), A19.
3. X. Dai, Total reflection of two guided waves for embedded trapped modes, AIAA Journal, 59 (2021), 131–139.
4. X. Dai, Flow–acoustic resonance in a cavity covered by a perforated plate, Journal of Fluid Mechanics, 884 (2020), A4.
5. X. Dai and Y. Aurégan, A cavity-by-cavity description of the aeroacoustic instability over a liner with a grazing flow, Journal of Fluid Mechanics, 852 (2018), 126–145.
6. H.K.H. Fan, R.C.K. Leung, G.C.Y. Lam, Y. Aurégan and X. Dai, Numerical coupling strategy for resolving in-duct elastic panel aeroacoustic/structural interaction, AIAA Journal, 56 (2018), 5033–5040.
7. X. Dai and Y. Aurégan, Flexural instability and sound amplification of a membrane–cavity configuration in shear flow, The Journal of the Acoustical Society of America, 142 (2017), 1934–1942.
8. X. Dai and Y. Aurégan, Acoustic of a perforated liner with grazing flow: Floquet–Bloch periodical approach versus impedance continuous approach, The Journal of the Acoustical Society of America,140 (2016), 2047–2055.
9. X. Dai, Vortex convection in the flow-excited Helmholtz resonator, Journal of Sound and Vibration, 370 (2016), 82–93.
10. X. Dai, X. Jing, and X. Sun, Flow-excited acoustic resonance of a Helmholtz resonator: Discrete vortex model compared to experiments, Physics of Fluids, 27 (2015), 057102.
11. X. Dai, X. Jing, and X. Sun, Acoustic-excited vortex shedding and acoustic nonlinearity at a rectangular slit with bias flow, Journal of Sound and Vibration, 333 (2014), 2713–2727.
12. Z. Hong, X. Dai, N. Zhou, X. Jing, and X. Sun, Suppression of Helmholtz resonance using inside acoustic liner, Journal of Sound and Vibration, 333 (2014), 3585–3597.
13. X. Dai, X. Jing, and X. Sun, Discrete vortex model of a Helmholtz resonator subjected to high-intensity sound and grazing flow, The Journal of the Acoustical Society of America, 132 (2012), 2988–2996.
14. X. Dai, X. Jing, and X. Sun, Vortex shedding and its nonlinear acoustic effect occurring at a slit, AIAA Journal, 49 (2011), 2684–2694.
15. X. Sun, X. Jing & X. Dai, "Aeroacoustics and aircraft noise control" Chap. 12 in "China Discipline Development Strategy · Fluid Dynamics", China Science Publishing & Media Ltd, 2014. (in Chinese)

Mechanical Vibration (2022,2023)
Aeroacoustics (2020,2021,2022,2023)