In this article, a calculation method is put forward for free vibration frequency of a pipe which contains flow fluid.
本文提出了对包含有流动流体的管道自由振动频率的一个计算方法。
By using of effective mobility power flow method, vibration level and radiated power level of a element cylindrical shell are studied.
利用有效导纳功率流法研究了基本圆柱壳体的表面振级和声辐射功率级。
The general vibration power flow vector measurement method is put forward, and then the test results are analyzed.
研究了梁结构中的振动功率流，给出了梁中振动功率流的一般测量方法，并对实验研究结果进行了分析。
Use finite element and infinite element technology, and unified method to simulate flow noise, vibration noise and sound propagation.
采用有限元和无限元技术，用统一的方法模拟流动噪声、振动噪声及声传播问题。
The digital vibration signal analysis software is introduced. The functions, structure, flow, signal analysis method and analysis process of the software are described.
以数字式振动信号分析软件为主线，主要描述了该软件的功能、结构、流程及信号分析方法和分析过程。
The proposed model is expected to provide a new method to evaluate the flow induced vibration of a large number of flexible tube bundles with a relatively simple computing task.
该模型具有简便、快捷以及能够对亚临界雷诺数下的流体诱导振动问题进行计算等优点，为多圆柱流体诱导振动问题提供了一种新的计算模型。
Comparison between numerical result and variational solution shows that the method used in this work is effective for studying flow-induced vibration of pipeline on offshore platform.
比较等截面管道的变分解和数值解，说明此方法用于研究海洋平台输液管道的流体激振是有效的。
The proposed method enables to simulate complex flow induced vibration occurring in heat exchanger tube bundles at sub-critical Reynolds number.
研究结果为亚临界雷诺数范围内热交换器管束的复杂流体诱导振动等问题提供了一种可能的计算方法。
Basing on the mechanism of two-phase flow-induced vibration and data from literatures, the authors recommend a method to engage in vibration analysis of dilute AA a...
根据两相流诱发振动的机理与有关文献中的实验数据，笔者推荐的振动分析方法可用来预测稀醋酸酐冷凝器的振动。
The lower-middle frequency range power flow calculation method of the double-layer vibration isolation system on flexible base is established.
多层隔振系统是隔振降噪一项重要的技术，而功率流方法是评价隔振系统隔振效果的有效方法。
The lower-middle frequency range power flow calculation method of the double-layer vibration isolation system on flexible base is established.
多层隔振系统是隔振降噪一项重要的技术，而功率流方法是评价隔振系统隔振效果的有效方法。
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