finally, the water sheet flow patterns on bucket surface were computed by bucket-flow-analysis (bucflas) code.
最后对某水轮机水斗内表面非定常自由水膜流进行了数值模拟,得到其非定常水膜流态分布。
this paper simulated the unsteady free water sheet flow on bucket surface using 3-d non orthogonal body-fitted coordinate system.
本研究采用水斗三维非正交贴体坐标系进行了非定常自由水膜流动的数值解析。
in a word, the electrolyte pulse method is feasible for measuring the velocity of sheet flow in the experimental condition.
总的来说,电解质脉沖法在实验条件下测量坡面薄层水流流速是可行的。
the inner flow of pelton turbine includes the mono-phase flow inside nozzle pipe, the free jet flow emerged from nozzle and the unsteady free water sheet flow on bucket surface.
沖击式水轮机的内部流动包括三部分:进水管道内的单相流动、从喷嘴射出自由射流和在水斗内表面的非定常自由水膜流。
the electrolyte pulse method is used to measure the velocity of sheet flow on a slope in laboratory under the condition of artificial raining.
通过在室内不同坡度和降雨强度下用电解质脉沖法对坡面水流速度进行测量。
several rivers of the west antarctica ice sheet flow into the ice shelf.
南极洲西部几条河流中的冰块漂流到冰架。
the fan in characteristic of channel and sheet flow sedimentary processes, but lack of debris flow.
沖积扇扇中发育河道沖刷充填和漫流沉积,而泥石流不发育。
by means of flume and simulated rainfall test, effect of raindrop splash on hydro-dynamic properties of sheet flow on the steep slope was researched.
通过水槽和模拟降雨的试验方法,研究了雨滴打击对陡坡薄层水流水动力学特性的影响。
the unsteady free water sheet flow in the rotating bucket of a pelton turbine is a very complex flow that cannot be accurately simulated for lack of a numerical method.
沖击式水轮机水斗内非定常自由水膜的流动非常复杂,至今还没有足够精确的数值方法来模拟这种流动。
through analysis, the phenomenon was thought to have something to do with the absorbed energy of sheet flow on the different slope.
经分析认为这与不同坡面上水流吸收的能量有关。
beyond the critical slope steepness, sheet flow velocity and froude number increased.
超过临界坡度以后,雨滴打击则增加坡面薄层水流流速、弗汝德数。