非定常流,运动不平衡的流动,在流场中各点流速随时间变化,各点压强,黏性力和惯性力也随着速度的变化而变化。若流动状态不随时间而变化,则为定常流动。流体通常的流动几乎都是非定常的。主要目的是弄清非定常流动的物理结构,建立正确的概念,并测出真实的数据。
... 菲克定律 Fick law 非定常流 unsteady flow, non-steady flow 非绝热流 diabatic flow ...
基于2个网页-相关网页
液体非定常流动 fluid abnormal motion
非定常流动 unsteady flow ; steady and unsteady flow ; non-steady flow
非定常流不稳定流 unsteady flow
三维非定常流场 D unsteady flow field ; D unconstant flow field
非定常流体动力学 [流] nonsteady fluid dynamics
非定常流型 unsteady flow pattern
绕方柱非定常流 unsteady flow around a square cylinder
非定常流动计算 unsteady flow computation
非定常自然流型 UNFT
The procedures of the diagnostics of the unsteady flow field in the centrifugal pump are given. Current work can serve start up flow optimization and control as a reference.
本文给出了针对泵内非定常流场的诊断过程,并为泵启动过程的控制和优化提供参考和依据。
参考来源 - 离心泵启动过程的涡动力学诊断Numerical simulation of the unsteady flow in a transonic turbine stage is still a hard work for CFD researcher.
涡轮级内的非定常流场数值模拟是现阶段计算流体力学研究的重要领域,也是研究的难点。
参考来源 - 跨音速涡轮级三维非定常流场数值模拟与研究·2,447,543篇论文数据,部分数据来源于NoteExpress
计算结果表明,振荡叶栅非定常流场的压力响应在叶栅前缘较大。
The results show that the unsteady pressure response is large in the oscillating cascade leading edge.
本文提出了用小扰动欧拉振幅方程求解振动叶栅非定常流场的方法。
In this paper, the Euler amplitude equation is developed to obtain the unsteady flow field in vibrating cascades.
本文采用数值方法对叶轮机基元非定常流和排间匹配进行深入研究。
Numerical studies about cascade unsteady flow and the edge-matching technique are presented in this paper.
应用推荐