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浏览/检索结果: 共12条，第1-10条 帮助 限定条件 专题：北京航空航天大学    第一署名单位    第一作者单位    通讯作者单位     已选(0)清除 条数/页：5101520253035404550556065707580859095100   排序方式：请选择作者升序作者降序题名升序题名降序发表日期升序发表日期降序提交时间升序提交时间降序 Acoustic behaviour of an aperture backed by sound-absorbing materials under grazing flow 期刊论文 JOURNAL OF SOUND AND VIBRATION, 2019, 卷号: 446, 页码: 73-90 作者:  Meng, Yang;  Wu, Long;  Jing, Xiaodong;  Sun, Xiaofeng 收藏  |  浏览/下载：3/0  |  提交时间：2019/12/30 Acoustic impedance  Grazing flow effect  Perforated plate  Sound-absorbing material  Dissipative silencer   The Cremer concept for annular ducts for optimum sound attenuation 期刊论文 JOURNAL OF SOUND AND VIBRATION, 2019, 卷号: 438, 页码: 383-401 作者:  Qiu, Xianghai;  Du, Lin;  Jing, Xiaodong;  Sun, Xiaofeng 收藏  |  浏览/下载：8/0  |  提交时间：2019/12/30 Cremer concept  Annular duct  Optimal impedance  Optimization design  Acoustic treatment  Noise control   Investigation on the normal acoustic impedance of a wire screen bounded to a slit resonator 会议论文 26th International Congress on Sound and Vibration, ICSV 2019, Montreal, QC, Canada, 2019-07-07 作者:  Chen, Chao;  Li, Xiaodong;  Xu, Jun 收藏  |  浏览/下载：6/0  |  提交时间：2019/12/30 Numerical study on acoustic impedance variation along uniformly distributed multi-slit resonators 会议论文 AIAA Aerospace Sciences Meeting, 2018, 2018-01-08 作者:  Li, X.D.;  Chen, C.;  Hu, F.Q. 收藏  |  浏览/下载：5/0  |  提交时间：2019/12/30 Acoustic field measurement  Acoustic fields  Acoustic resonators  Acoustic wave propagation  Acoustic wave reflection  Acoustic wave transmission  Aviation  Computational aeroacoustics  Ducts  Fire alarm systems  Orifices  Perforated plates  Underwater acoustics  Acoustic energy distributions  Helmholtz resonators  Impedance distribution  Impedance variations  Resistance variations  Sound pressure level  Specific frequencies  Straight-forward method  Acoustic impedance   Investigation of the 'exact' cremer impedance 会议论文 25th International Congress on Sound and Vibration 2018, ICSV 2018: Hiroshima Calling 作者:  Zhe, Z.;  Hans, B.;  Mats, Å.;  Lin, D.;  Xiaodong, J. 收藏  |  浏览/下载：10/0  |  提交时间：2019/12/30 Aircraft engines  Boundary conditions  Exhaust systems (engine)  Negative resistance  Exact solution  Experimental analysis  High frequency HF  Intake and exhaust systems  Low frequency range  Measurement campaign  Special properties  Very low frequency  Acoustic impedance   Investigation of straightforward impedance eduction method on single-degree-of-freedom acoustic liners 期刊论文 CHINESE JOURNAL OF AERONAUTICS, 2018, 卷号: 31, 页码: 2221-2233 作者:  Qiu, Xianghai;  Xin, Bo;  Wu, Long;  Meng, Yang;  Jing, Xiaodong 收藏  |  浏览/下载：9/0  |  提交时间：2019/12/30 Acoustic liner  Experimental validation  Grazing flow effect  High sound intensity effect  Impedance eduction  Numerical evaluation  Straightforward impedance eduction method   Design of locally reacting liner based on transfer element method and experimental validation [基于传递单元方法的局域反应声衬设计与试验] 期刊论文 Hangkong Xuebao/Acta Aeronautica et Astronautica Sinica, 2018, 卷号: 39 作者:  Li, Z.;  Wang, X.;  Sun, X. 收藏  |  浏览/下载：5/0  |  提交时间：2019/12/30 Acoustic impedance  Acoustic noise  Aircraft engines  Axial flow turbomachinery  Axial-flow compressors  Cost engineering  Ducts  Engines  Wave transmission  Axial compressors  Engineering applications  Experimental validations  Locally reacting liner  Low speed axial compressor  Noise reduction effect  Transfer elements  Transmission loss  Noise abatement   Straightforward impedance eduction method for non-grazing incidence wave with multiple modes 期刊论文 JOURNAL OF SOUND AND VIBRATION, 2018, 卷号: 432, 页码: 1-16 作者:  Qiu, Xianghai;  Xin, Bo;  Jing, Xiaodong 收藏  |  浏览/下载：3/0  |  提交时间：2019/12/30 Acoustic liner  Impedance eduction  Multimodal straightforward method  Higher order mode  High frequency  Multiple modes   A combined design method for optimal acoustic treatment of annular aeroengine inlet based on cremer impedance 会议论文 25th International Congress on Sound and Vibration 2018: Hiroshima Calling, ICSV 2018, Hiroshima, Japan, 2018-07-08 作者:  Xianghai, Qiu;  Lin, Du;  Xiaodong, Jing;  Mats, Abom;  Hans, Boden 收藏  |  浏览/下载：1/0  |  提交时间：2019/12/30 Inverse characterization of the frequency-dependent acoustic and elastic parameters of porous materials by surface-normal impedance method 期刊论文 JOURNAL OF THE ACOUSTICAL SOCIETY OF AMERICA, 2016, 卷号: 140, 页码: 2458-2468 作者:  Liu, Yaoguang 收藏  |  浏览/下载：4/0  |  提交时间：2019/12/30