If the heat flux is large, the vortex region and velocity are large on top of the machine platform.
当机台上方的热通量越大,其产生的涡漩区范围和回流速度越大。
The velocity vector shows a clockwise vortex rotation.
速度矢量表现出顺时针涡旋转动。
This method can describe the water flow velocity and vortex function distribution on all points of the reactor, with the simulation result in good coincidence with field test data.
该方法能够描绘出反应器内各点的水流速度以及涡流函数分布,且模拟结果与试验测定结果吻合得较好。
Because velocity of flow reduces when the pressure pulse reduces, the noise of impulsion and the noise of vortex increase a little.
因为压力脉动减小导致流速增加,从而使冲击噪声和涡流噪声略有增加。
The results show that the wavy interface and vortex street are caused by the velocity distribution of shear flow and periodic disturbance at the interface.
研究表明波状界面和涡街是由界面处的剪力流速度分布和周期性扰动所造成的。
A semitheoretical modeling to calculate pressure drop and exponent of vortex velocity profile is deduced.
建立了计算旋风分离器压降及速度分布指数的通用计算式。
The dynamical basis of vortex motion solution is the set of equations of turbulent velocity fluctuation.
求涡旋运动解的动力学的基础是湍流速度涨落方程。
The velocity field resulting from vortex flow is studied. The vector field distribution and geometry topology characteristic are discussed by means of numerical simulations.
研究了由涡度诱导出的速度场,采用数值模拟方法,讨论了矢量场的分布和几何拓扑性质。
Comprehensive analysis on the characteristics of tornado Vortex (TVS), mesocyclone (m) and radial velocity Pairs are effective ways to identify tornado echoes.
综合分析龙卷涡旋特征(TVS)、中气旋(m)和径向速度场上的速度对是识别龙卷回波的有效方法。
The tangential velocity distribution measured in this study is similar to a vortex core existing along the jet axis.
旋转射流的切向速度分布相当于射流中存在一个旋转的涡核。
The nonuniform distribution of induced velocity on the rotor disk derived from the generalized vortex theory is taken into account.
诱导速度在桨盘处的分布采用广义涡流理论所导的公式。
The nonuniform distribution of induced velocity on the rotor disk which is derived from the wang's generalized fix vortex theory is taken into account.
诱导速度在桨盘处的分布则采用王氏固定涡系涡流理论所导出的诱导速度非均布公式。
For dust devils, the tangential velocity profile behaves like Rankine vortex, so it could be regarded as a kind of Rankine-like vortex.
尘卷风是一种类兰金涡,旋转速度和压力的分布具有兰金组合涡的特点;
The computed characteristic scales of the upstream vortex show distinguished three-dimensionality and vary with the velocity ratio and the water depth.
计算得到了上游壁面涡的特征尺度,结果表明上游壁面涡具有高度的三维性,其特征尺度依赖于流速比和环境水深。
The mixing layer flow was numerically simulated by the discrete vortex method, in which the diffusion velocity method was adopted to model the viscosity.
对混合层流动进行了数值模拟。采用了离散涡方法。计算中采用扩散速度法处理粘性作用项。
At the vortex center zone, the tangential velocity was less than the axial velocity.
涡心附近的切向速度小于轴向速度。
The desingularization smoothing parameter is introduced in calculating the induced velocity on trailing vortex surface.
在诱导速度计算中引入了非奇异光滑参数。
The distribution of velocity and solid particles and the information of axial vortex in the impeller and volute are discovered.
得出了渣浆泵叶轮与蜗壳内的速度分布、固相浓度分布以及漩涡结构等流场信息。
In this paper, the 3 D velocity fields in the furnaces' arch area for a conventional stock boiler and the model with dipole vortex device were measured by the hot wire aerometer.
用热线风速仪测量了常规层燃炉炉膛和带有偶极子涡流器的炉膛模型拱区的三维速度场。
After each gas gap and then a larger cavity, a flow by reducing expenditure on the role and expansion, loss of energy due to the vortex, the gas pressure drop in both volume and velocity increase.
气体每经过一次间隙和随后的较大空腔,气流就受到一次节流和扩容作用,由于旋涡损失了能量,气体压力不断下降,比容及流速均增大。
The vortex wake and its induced velocity of a helicopter rotor operating near the ground at low forward speeds have been studied using a simplified free wake-ground vortex model.
本文用一简化自由涡模型模拟旋翼尾涡系,用一简单涡模拟地面涡,对近地低速飞行时旋翼尾涡系的畸变及其引起的诱导速度变化作了研究。
The velocity vector and vortical contour in three different circumference positions were successfully acquired and the structure of the tip leakage vortex was clearly illustrated.
测量得到了三个不同周向位置下的涡量图和速度矢量图,并观测到了叶顶泄漏涡的涡旋结构。
The obtained velocity vector distribution in the measured plane coincided with the flow visualization results under the same test condition. In addition these vortex flow field was analysed.
流场横截面内的速度矢量分布与相同实验条件下的流态显示结果相符合,并对涡流场加以分析。
The vortex in Doppler velocity field, Echo tops, Vertical integrated liquid, lift stream and cold advection are significant in this rainfall case.
多普勒速度场、回波顶高、垂直液态含水量、对应的上升气流以及温度平流对这次降水具有预报指示意义。
When tornado emerges, tornado vortex (TVS) and mesocyclone in the supercell storm can be found in the radial velocity chart.
径向速度图上,龙卷出现时超级单体风暴同时具有龙卷涡旋特征(TVS)和中气旋特征。
Result shows that the dip Angle, the towed velocity and reduced velocity are main influence factors to the vortex-induced vibration of a circular cylinder.
结果表明,约化速度、拖缆倾角、拖曳速度等是影响涡激振动的主要因素。
Velocity gradient, pressure gradient and circulation gradient are used to model the separated vortex flow field over a leading edge delta wing.
用速度梯度、压力梯度和环量梯度模拟大攻角尖前缘三角翼流场。
The presence of a partition panel has a significant effect on the velocity and vorticity field behind it. The test results indicate that a separation vortex…
小分隔屏的存在对其后的速度场及涡量场有明显的影响。
The presence of a partition panel has a significant effect on the velocity and vorticity field behind it. The test results indicate that a separation vortex…
小分隔屏的存在对其后的速度场及涡量场有明显的影响。
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