free vortex

基本解釋

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.
從自由渦運動方程出發(fā)，推導出管內流場的勢函數(shù)和流函數(shù)方程，獲得了管內流場的數(shù)學分析解；
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.
建立了一個旋翼槳尖渦初始渦核半徑計算模型，用于消除旋翼自由尾跡分析中槳尖渦渦核半徑依靠經驗設定的現(xiàn)狀。
hkxb.buaa.edu.cn
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…
同時還對自由渦流型進行了計算，把這兩種流型的計算結果作了比較，并對這兩種流型的風扇進行了評價。