首開并主講《航空發(fā)動(dòng)機(jī)噪聲控制與測試》研究生專業(yè)理論課、參講《復(fù)變函數(shù)》本科專業(yè)課等。

航空發(fā)動(dòng)機(jī)氣動(dòng)聲學(xué)和短艙聲襯降噪技術(shù)，包括高效聲襯設(shè)計(jì)方法、寬頻高效聲阻抗提取技術(shù)、寬頻線性低流阻航空聲襯與聲阻抗建模、聲學(xué)超材料等。

提出并建立一套高精度、高流速、高頻、高效的聲襯聲阻抗提取實(shí)驗(yàn)方法+平臺(tái)，覆蓋航發(fā)風(fēng)扇0.2-10kHz主要頻率范圍，打破NASA方法3kHz上限，效率提高2-3個(gè)量級(jí)，且測點(diǎn)數(shù)量大幅減少。提出一種針對(duì)航空發(fā)動(dòng)機(jī)圓/環(huán)管、有限長、局域/非局域兩大類聲襯的高效解析設(shè)計(jì)方法，揭示了有限長耗散型聲襯的降噪機(jī)理。發(fā)展航空發(fā)動(dòng)機(jī)先進(jìn)多自由度金屬絲網(wǎng)寬頻、線性、低流阻聲襯新構(gòu)型，研究其高聲強(qiáng)效應(yīng)、掠流效應(yīng)、寬頻特性等并建立聲阻抗模型。

[1]Qiu XH*, Yang J, Jing XD*, Du L*, Sun XF. Mirror-based multimodal straightforward method for impedance eduction using a zigzag array [J]. Journal of Sound and Vibration, 2024, 576: 118237.

[2]Qiu XH, Du L, Jing XD*, Sun XF. Acoustic effect of wire mesh liners subjected to grazing flow [J]. Journal of Sound and Vibration, 2024, 582: 118425.

[3]Wang YJ, Du L, Qiu XH*, Lyu Yiang, Jing XD, et.al. Study on multi-degree-of-freedom septum liners for broadband noise reduction [J]. Applied Acoustics, 2024.

[4]邱祥海, 杜林*, 孫曉峰. 航空聲襯聲阻抗實(shí)驗(yàn)提取技術(shù)研究進(jìn)展[J]. 實(shí)驗(yàn)流體力學(xué), 2024, 38(3): 1-19.

[5]Zhang J, Du L, Qiu XH*, Sun XF, Axial wavenumber-merging design method for finite-length liners[J]. Journal of Sound and Vibration, 2023, 565: 117896.

[6]Jing XD, Wang YJ, Du L, Qiu XH*, Sun XF. Impedance eduction experiments covering higher frequencies based on the multimodal straightforward method [J]. Applied Acoustics, 2023, 106: 109327.

[7]廖峻鋒, 景曉東, 邱祥海*, 翟勇磊, 岳喜山, 馬雙超, 杜林*, 孫曉峰. 新型航空金屬絲網(wǎng)聲襯掠流特性實(shí)驗(yàn)研究[J]. 航空學(xué)報(bào), 2023, 44(21): 528537.

[8]Qiu XH, Jing XD*, Du L, Yang J, Sun XF, Zhang XW. Nonlinear effect of wire mesh liners subjected to high sound pressure level[J]. AIAA Journal, 2022, 60: 5521-5532.

[9]Qiu XH, Jing XD, Du L*, Sun XF, ?bom M, Bodén H. Mode-merging design method for nonlocally reacting liners with porous materials [J]. AIAA Journal, 2020, 58(6): 2533-2545.

[10]Qiu XH, Du L*, Jing XD, Sun XF, ?bom M, Bodén H. Optimality analysis of bulk-reacting liners based on mode-merging design method [J]. Journal of Sound and Vibration, 2020, 485: 1-20.

[11]Qiu XH, Du L*, Jing XD, Sun XF. The Cremer concept for annular ducts for optimum sound attenuation [J]. Journal of Sound and Vibration, 2019, 438: 383-401.

[12]Qiu XH, Xin B, Jing XD*. Straightforward impedance eduction method for non-grazing incidence wave with multiple modes [J]. Journal of Sound and Vibration, 2018, 432: 1-16.

[13]Qiu XH Xin B, Wu L, Meng Y, Jing XD*. Investigation of Straightforward Impedance Eduction Method and Single Degree Of Freedom Acoustic Liners [J]. Chinese Journal of Aeronautics, 2018, 31(12): 2221-2233.