pressure oscillation

Under the experimental conditions of the study, pressure-drop type oscillation and thermal oscillation have been observed.

在该项研究的实验条件下，已经观察到压力降落型脉动和热力脉动。

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Based on the wave theory, finite element theory and combustion of combustion pressure oscillation in D.

利用燃烧理论、波动理论 、 有限元理论,研究直喷式柴油机燃烧压力振荡特性.

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The results show that stick-slip transition and slip-stick transition alternatively appears on the interface between the melt and tube wall of the capillary when the pressure oscillation goes on.

结果表明，发生压力振荡时，熔体与毛细管壁的界面出现时黏时滑转变。

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They added a small pressure oscillation to trigger turbulence.

他们通过产生一些微小的压力振动来触发紊流.

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SIMPLE algorithm with non-staggered gird in the body-fitted curvilinear coordinate system is proposed. The pressure oscillation which can't be tested by continuity equation is prevented by means of a special averaging procedure of contravariant velocity components on control volume faces.

提出了在贴体坐标系中非交错网格的SIMPLE算法，通过对控制界面上的逆变速度分量作特殊加权平均处理，可避免在非交错网格中产生压力波动而连续性方程又无法检测出来的问题。

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Lumped parameter nonlinear analysis of steam-liquid two phase flow pressure drop oscillation in evaporator tubes

蒸发管内汽液两相流压力降型脉动集总参数非线性分析

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With porous wick condenser , the system pressure oscillation was reduced largely , even more eliminated.

冷凝器中多孔芯很好的抑制了系统中的温度压力波动现象.

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The piston rod vibration frequency has little effect on the cavity pressure oscillation amplitude.

活塞杆的振动频率对模腔压力的波动幅值影响较小.

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With porous wick in the condenser, the system pressure oscillation was reduced.

冷凝器中多孔芯很好地抑制了系统中的温度压力波动现象.

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Analyses of piezo-electric type transducer failure by hige frequency pressure oscillation

高频压力振荡引起压电式传感器受损现象的分析

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The air humidified combustion may cause that NOx emission dramatically reduce, CO and UHC emission slightly increase, the spectrum of pressure oscillation within combustor changes, and the temperature field at combustor exit becomes more poor.

研究结果表明，空气加湿燃烧导致NOx排放显著下降，CO和UHC排放略有上升，燃烧室中压力振荡的频谱产生了变化，燃烧室出口温度场畸变加剧。

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