...制研究 - 河南省周口市鼓风机厂 网站首页 关键词 :结构噪声;边界元法;声场模拟 [gap=1101]Key words: structure-borne sound; boundary element method; acoustic field simulation ...
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...态激励;结构噪声;有限元法 [gap=1050]Keywords : double-ring gear reducer;dynamic excitation;structural borne noise;finite element method ...
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Study on the control mechanism of structure noise radiated from rotary machines, we build a common model of rotary machine structure noise analysis relied on the general characters of rotary machines.
基于分析结果提出降低旋转机械结构噪声的普遍有效方法。 最后通过模型试验验证了分析结果。
参考来源 - 旋转机械结构噪声及其控制机理的研究The paper is established in the theoretical study on structural noise of the box beam. In order to finding out interrelated effect factor about structural noise and adopting effective measures to radically reducing the noise.
本文立足于箱形梁结构噪声的理论研究,找出与结构噪声相关的影响因素,并采取有效的措施从根本上降低这部分噪声。
参考来源 - 箱形梁结构噪声的理论研究Then give play to the advantages of CAE to optimize the structure of the body part, achieve the aim of reducing or eliminating the vehicle interior low frequency structure noise.
同时发挥CAE方法的优点,对后背门的NVH特性进行优化,修改该部件的结构,以消除或者降低由该部件振动引起的车内低频结构噪声。
参考来源 - SRV车身部件的NVH特性分析及优化As aresult, the research on structural noise of box girder becomes a major subject ofstructural engineering.
因此对箱形梁结构噪声问题的研究是结构工程的一个重要课题。
参考来源 - 箱形梁结构的振动和噪声辐射研究·2,447,543篇论文数据,部分数据来源于NoteExpress
噪声主要包括气动噪声和结构噪声。
声学相似性是水下结构噪声模型试验的基础。
Acoustic similarity is the base of scaled model tests of underwater structure noise.
基于能量流理论提出了识别结构噪声源的分析方法。
An analysis method is proposed to identify structure borne sound source based on vibrational energy flow theory.
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