A vacuum heat collector of solar energy USES the oscillating flow tube as the heat collecting tube.
一种用振荡流热管做吸热内管的太阳能真空玻璃集热管,属于太阳能集热器领域。
A numerical model for simulating the oscillating flow characteristics in a high frequency miniature pulse tube refrigerator was developed.
利用数值方法模拟了高频微型同轴脉冲管制冷机内部气流交变流动和换热过程。
The oscillating flow characteristics of the test section are obtained by the analysis of the amplitude and phase shift of the velocity and the pressure wave.
通过测量阻力元件两端的动态压力、流速,得到交变流动情况下动态压力与质量流量之间振幅和相位关系,从而得到所测元件的交变流动阻力特性。
The pulse type and reverse jet dust collector can obtain higher filtering speed than the oscillating and reverse air flow.
脉冲式、反向射流式除尘器能够比振荡式、反向气流式的过滤速度获得高些。
The wake flow of stator vanes and the unsteady flow in the passage of rotor blades were solved by using oscillating fluid mechanics theory and parametric polynomial method.
采用参数多项式方法和振荡流体力学理论,求解静子叶片后的尾流场及尾流场作用下转子叶片通道内的非定常流场。
All kinds of flow measurements are analyzed, and the principle of the nonmagnetic sensor which USES LC oscillating circuit to measure water flow are discussed in detail.
对水量的各种测量方法进行了比较分析,并详细叙述了无磁传感器利用LC振荡电路来测量水量的原理。
The unsteady flow in an oscillating cascade with propagating stall was simulated numerically with discrete vortex method.
采用离散旋涡法对振荡叶栅传播失速不稳定流场进行了数值模拟。
The problem of unsteady separated flow of rapidly pitching airfoil with oscillating motion is computationally studied.
对带振荡的快速上仰翼型的非定常分离流问题进行了计算研究。
Digital particle image velocimetry (DPIV) was applied to investigate the flow field around a circular cylinder undergoing sinusoidal oscillating movement in still water.
本文用数字粒子成像测速仪(DPIV),对圆柱体在静水中作正弦振动而产生的振荡流场进行了实测研究。
In bottom heat mode, most of the movement of working fluid is pulsating and one-direction circulating flow, not random reciprocal oscillating in certain straight pipe or U-shaped pipe.
底加热时,热管内的运动多是循环的单向脉冲流动,并不是工质在某一个U型管或直管内的往复随机振荡。
Based on the above discussion and a great quantity calculation, the lock-in region of the flow about the oscillating cylinder was obtained.
在以上讨论和大量计算的基础上,本文最后给出了振动圆柱绕流的锁定区域。
Numerical simulation of the flow field around the oscillating ideal flat plate is presented to assess the aerodynamic derivatives.
提出了一种数值模拟振动的理想平板绕流场,并提取其气动导数的方法。
It is difficult to enhance the capacity of the traditional heat exchanger in high power oscillating flow systems due to the restriction from length, area et al.
交变流动系统中的传统换热器由于受到长度、换热面积和其它因素的限制,往往难以进一步强化换热,在大功率系统中应用受到限制。
The numerical simulation of the unsteady flow field around an oscillating airfoil is difficult because of the complexity of turbulence models and numerical methods.
准确数值模拟机翼动态失速时非定常流场主要有湍流模型和数值算法两方面的难点。
The unsteady flow past stationary and oscillating cascade for off-design performance respectively are simulated numerically with the Discrete Vortex Method.
采用离散涡方法数值仿真了不同来流攻角下,固定与动边界叶栅绕流。在设计工况时流动接近定常流动。
By using the theoretical investigations of the stability of a incompressible swirl flow, the oscillating frequency is calculated. The result is in a good agreement with experiments.
利用无粘、不可压涡旋流的稳定性分析的理论结果,计算了破碎涡内部流动的振动频率,与实验值相符合。
The unsteady flow field near the leading edge of an oscillating sweptback wing is obtained by using 3-D subsonic lifting surface theory.
本文应用三元亚音速升力面理论求出了后掠翼前缘附近的流场。
It includes: the out oscillating flow tube, the inner oscillating flow tube, the thermal insulating block cover and the glass vacuum tube.
包括:外层振荡流热管、内层振荡流热管,保温堵盖、玻璃真空管。
It includes: the out oscillating flow tube, the inner oscillating flow tube, the thermal insulating block cover and the glass vacuum tube.
包括:外层振荡流热管、内层振荡流热管,保温堵盖、玻璃真空管。
应用推荐