free vortex

常见例句

Then basing on the free-vortex equation, potential equation and stream function of flow are achieved by mathematical analyze, and solving these equations gives flow fields.
从自由涡运动方程出发，推导出管内流场的势函数和流函数方程，获得了管内流场的数学分析解；
A model is developed for the calculation of the initial rotor tip vortex core radius aiming at eliminating the empirical parameters of the tip vortex in rotor free-vortex wake analysis.
建立了一个旋翼桨尖涡初始涡核半径计算模型，用于消除旋翼自由尾迹分析中桨尖涡涡核半径依靠经验设定的现状。
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Moreover, flow distribution was also calculated by free-vortex flow pattern and compared with that by iso-reaction coefficient flow pattern. Relative evaluation of these two calculation…
同时还对自由涡流型进行了计算，把这两种流型的计算结果作了比较，并对这两种流型的风扇进行了评价。