采用微分求积法求解输流管道的固有频率。
The differential quadrature method (DQM) is extended to solve the natural frequencies of pipe.
研究了脉动内流作用下两端铰支输流管道的振动控制问题。
The independent modal space vibration control of a pinned-pinned pipe conveying pulsating fluid is investigated in this paper .
输流管道耦合振动问题是近五十年来管道流体力学、非线性动力学等领域研究的热点。
The question of coupled vibration of fluid-conveying pipes is hotspot in the research areas of pipeline fluid Mechanics and Nonlinear Dynamics for late fifty years.
对于两端固定输流管道在基础简谐激励下的单模态系统，利用凹槽滤波器对系统的混沌运动进行了控制。
The chaotic motion of a pipe single mode system of the fixed supported at two ends under base excitation is actively controlled by introducing the feedback of notch filter.
国外多相流管道混输技术已经成功地应用于海洋油田的开发，这项技术也可引入荒漠油田及滩涂油田的开发。
The technology of multiphase transportation, which has been successfully applied in onshore oilfield development in foreign countries, is applicable as well in the oilfields in desert and beach.
同时结合实际应用领域，探讨涡流管技术在天然气输配调压系统以及天然气工业轻烃回收中的应用。
Then discuss the advanced technology of vortex tube's application in the pressure-regulating system of natural gas and light hydrocarbon condensate recovery of natural gas industry.
在石油工业中油气混输管道中的段塞流的水力计算一直是多相流管道稳态工艺计算中的难点。
In petroleum industry, the steady-steady modeling of slug flow has always been a difficult point in multiphase pipeline calculation.
在石油工业中油气混输管道中的段塞流的水力计算一直是多相流管道稳态工艺计算中的难点。
In petroleum industry, the steady-steady modeling of slug flow has always been a difficult point in multiphase pipeline calculation.
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