Numerical Analysis for Internal Flow on the Stress of Free Spanning Subsea Pipeline with Hinged Support;
内流对海底悬跨管线管壁应力影响的数值研究
Combined with configuration characteristic of multi-blade centrifugal fan,a general review of research on noise and internal flow field is presented.
结合多翼离心风机各个组成部件的结构特点 ,回顾了近年来国内外有关多翼离心风机的内流特性及其噪声的研究现状。
Considering the effect of internal flow,similarity theory was used in the experiment to derive the experimental model from the practical model.
考虑管内流体的流动,运用相似理论将实际海洋立管缩放为试验模型,施加不同流速的外流,测得立管在涡旋脱落时顺流向及横向振动的应变时程曲线,根据实测结果,采用Miner理论对立管进行疲劳寿命分析。