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Author:

王铁军 (王铁军.) | 贾坤 (贾坤.)

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incoPat WF

Abstract:

本发明提出一种基于联合近场声全息的压电水声换能器声辐射模态测量方法及系统,该方法采用联合近场声全息重建声场声压及辐射面振速,在以测量数据为依据并结合声场辐射的理论获得声辐射算子矩阵的基础上,将压电水声换能器的声辐射功率表示为一个正定的二次型,然后利用矩阵的正定和共扼性,获取结构的声辐射模态;该系统包括玻璃水槽、带有PXI总线的工控机,基于PXI总线的换能器激励模块、声压和振速采集模块及三维运动平台;本发明的方法和系统突破当前复杂水下结构声辐射模态只能数值求解这一限制,为压电水声换能器的研究提供一种新的思路,也为水声压电换能器结构优化提供依据。

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Patent Info :

Type: 发明专利

Patent No.: CN201310676046.0

Filing Date: 2013-12-11

Publication Date: 2014-04-23

Pub. No.: CN103743469A

Applicants: 西安交通大学

Legal Status: 有权

Cited Count:

WoS CC Cited Count: 0

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count:

Chinese Cited Count:

30 Days PV: 0

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