繞圓柱流動 的英文怎麼說
中文拼音 [ràoyuánzhùliúdòng]
繞圓柱流動
英文
flow along cylinder-
Circle theorem of hydrodynamics
流體動力學的圓柱繞流定理By using three different ways to discuss feasibility of two equations of k - s pattern to compute circular cylinder, it hold that two equations of k pattern is unsuitable to compute the unstable problems about circular cylinder. when it was studied under different turbulent intension about circular cylinder, it is found that the obstruction curve change greatly as the altering of the intension. but not so much after the result is averaged
利用三種不同研究方法直接採用雙方程k -模型對圓柱繞流進行計算採用雙方程k -模型對后臺階突擴流動進西安建築科技大學博士學位論文行非定常計算構造入口邊界條件,在無圓柱條件下進行計算,對雙方程k一:模型計算圓柱繞流適定性問題進行討論,認為雙方程k一:模型不適用於計算圓柱繞流非定常計算問題。The paper researches the transient time precision and the following problem of the results developing with time for 2 - d high order blocking and matched method, at the same time, anlysing the stability of high order methods including boundary conditions. the results show that the domain decomposition and matched method using high order method can follow the time developing solution of taylor problem well, the computation result of the flow over a single or two tandem arranging circular cylinder agree the experiment and others " results well, moreover, the panting results of lift and drag coefficient are better than others
本文利用高精度分塊耦合求解方法,對其瞬態時間精度和非定常時間發展解的跟隨性問題進行了研究,同時也對包含邊界條件的線法高精度格式的穩定性也作了分析,研究結果表明高精度的分塊耦合求解方法可以很好地跟隨taylor問題的時間發展解,與單圓柱繞流和雙圓柱繞流的實驗結果比較以及他人結果比較符合很好,對升阻力系數在渦脫落時的脈動問題的結果優於他人結果。Based on the numerical simulation for the large - diameter cylinder pile ' s 3d - circumferential flow under wave - flow co - function b using fvm, this paper analyzes the complicated 3d - torrent near the large - diameter cylinder pile, and gives the 3d - flow distribution, the stress distribution on the surface of cylinder pile and in the bed near the cylinder pile, furthermore, analyzes local scour of wave flow in the bed near the cylinder pile
摘要通過應用有限體積法對在波流共同作用下大直徑圓柱繞流現象進行三維數值模擬,對圓柱體局部復雜流動進行了三維湍流計算分析,給出了三維流場、圓柱體表面及其所在局部底床床面應力分佈,並在此基礎上對圓柱體所在底床的局部沖刷進行了初步分析。5. the modification of the aerodynamic force performance on a 2d cylinder by use of microjet was numerically simulated
5 .數值模擬再現了微射流改變繞流圓柱氣動性能的情形。The result shows that the pressure distribution on the cylinder and the wake are modified, and the separate flow partially is attached to the surface again
相鄰微作動器存在相位差時,圓柱上下表面壓力系數的差值發生改變,進而使繞流圓柱的氣動性能發生變化。The flow and passing heat of assay when the flow circles a cylinder
流體橫繞圓柱體的流動和傳熱分析分享友人