1) field of turbulent flow
湍流场,紊流场
2) turbulent flow field
湍流流场
1.
The turbulent flow field within cyclone pipe with twin cones is simulated by means of Girimaji nonlinear model in this paper.
采用湍流Girimaji非线性模型对双进口双锥旋流管内部湍流流场进行数值模拟。
2.
The turbulent flow field within dynamic hydrocyclone was simulated by means of RSM model.
采用雷诺应力模型对动态旋流器湍流流场进行模拟。
3) turbulence flow
湍流流场
1.
The paper investigated the establishment of mathematical models on turbulence flow of gas in precalciner,and analysed the spouting and spouting-swriling precalciner of our country.
对分解炉内气体湍流流场的数学模型建立进行了讨论 ,并对国内常见的喷腾式和喷旋式分解炉进行了分析 ,提出两种数学模型 ,为优化分解炉结构设计提供了理论依
4) turbulence flow
紊流风场
1.
Orifice damping effect is the key point in study of fluctuating internal pressure and wind-induced dynamic responses of roof structures with opening in turbulence flow.
设计制作了具有不同开孔率的两个平屋面气动弹性模型,进行了突然开孔后屋面风振稳态响应的风洞试验,利用经验模式分解(EMD)、随机减量技术(RDT)以及希尔伯特变换(HT)成功地提取了开孔屋盖系统第一模态的阻尼比,并与理论结果进行了比较,最终得出在紊流风场中孔口阻尼以粘滞阻尼为主的结论。
2.
A new method for identifing aerodynamic derivatives of bridge decks in turbulence flow is put forward in this paper.
提出一种在紊流风场中识别桥梁断面气动导数的新方法 。
5) turbulent flow field
紊流场
1.
This paper reports the results of the measurements of turbulent flow field in the bathtub combustion chamber in a motored single cylinder gasoline engine by using hot-wire anemometry.
采用热线风速仪研究1100单缸试验汽油机在倒拖条件下气缸及浴盆形燃烧室内的紊流场变化规律,包括流场的气流速度、紊流尺度及能谱密度等参数的发展变化规律。
6) turbulent flow
湍流场
1.
Studying on the turbulent flow in the heat exchanger tube is significant to improve the rotating performance of the hydraulic turbine.
运用大型有限元分析软件ANSYS/FLOTRAN,数值模拟了内置液轮机的换热管内湍流场,结果有助于液轮机的性能分析及优化设计。
2.
In PHOENICS VR and cylindrical coordinate editing environment,turbulence is simulated by k-ε turbulent flow model and wall function means.
应用AutoCAD软件建立喷射泵的物理模型,调入流体计算软件PHOENICS的VR编辑环境中,在柱坐标系下采用非均匀正交网格,应用k-ε湍流模型和壁面函数法处理固壁边界,对喷射泵湍流场进行数值模拟,给出流场的速度分布、压力分布规律,以及喷嘴-喉管距(Ld)对喷射泵湍流场的影响。
补充资料:超流湍流态(superfluidturbulentstates)
超流湍流态(superfluidturbulentstates)
液HeⅡ中流速超过临界值vc时,有附加阻力存在,出现耗散流,非线性效应明显。例如有温度差时,在热流不大的线性范围,热流正比于温度梯度`\nablaT`,但流速超过vc后,热流即减小,它正比于$(\nablaT)^{1//3}$。这类耗散现象称超流湍流,所处的这种状态称超流湍流态,它可视为由大量涡旋线的存在而发生的。
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参考词条