Winglet 2003 Team Description Paper

Winglet2003队伍描述

Calculations have shown that the performance is in its best when fixing the tip winglet on the suction-side .

计算结果表明，端 导 叶在叶片吸力面侧安装时，叶栅性能最佳。

Delta winglet vortex generators ( DWVGs ) can generate longitudinal vortexes in a channel .

通过在流道内安装三角形 涡发生器可以产生纵向涡旋。

The blade with suction side tip winglet on one hand reduces the energy losses of cascade and improves the efficiency of the cascade . On the other hand it makes blade attack Angle characteristics changing more smoothly .

吸力面叶尖 小翼的应用一方面降低了叶栅的能量损失，提高了叶栅的效率；另一方面，使得叶栅变冲角特性变化更加平稳。

Numerical Simulation of Using Blade Tip Winglet in Plane Compressor Cascade INVESTIGATION OF THE INFLUENCE ON THE DYNAMIC FREQUENCY CHARACTERISTIC OF WIND TURBINE BY CENTRIFUGAL FORCE AND AERODYNAMIC FORCE OF TIP VANE

压气机平面叶栅 加装叶尖 小翼的数值研究叶尖小翼的离心力和气动力对风轮动频特性的影响研究

Experimental study on heat transfer enhancement in natural convection by using delta - winglet longitudinal vortex generators

纵向涡强化 竖直 平板自然对流换热的实验研究

Contrastive analyses indicate that the winglet and C-type wingtip produce remarkable adverse effects on flutter characteristics of transport wing .

翼 梢 小翼和C型翼梢对基本机翼的颤振特性产生了明显不利影响。

The rapid development of the aviation industry put forward higher requirements to compressor performance and the tip winglet technology can making a contribution to the improvement of the compressor rectangle cascade aerodynamic performance .

航空工业的快速发展对压气机的性能提出了更高的要求，而叶尖 小翼技术对压气机矩形叶栅气动性能的提升具有一定的作用。

Numerical Simulation of Single Pressure Side Winglet Rim on Tip Leakage Flow in Axial Turbine

涡轮叶尖压力边 小翼 肋条对泄漏流场的数值模拟

Finally the closed-loop control system for the morphing winglet has been presented as well .

最后初步研究了变体 翼 梢 小翼的闭环控制方法。

The experimental results show that in the zero incidence angle and the blade tip clearance for 1.0 % H ( that is the blade tip clearance for 1 % blade height ) conditions the blade with suction side tip winglet improves the aerodynamic performance obviously .

实验结果表明，在 O ° 冲角、叶顶间隙为1.0%H（即叶顶间隙为1%叶片高度）工况下，带有吸力面叶尖 小翼的叶型改善 叶 栅气动性能效果最为明显。

The flow of agent is developed in Winglet 2005 : A new strategy of pass is introduced based on BP algorithm ;

针对 Winglet2005 的 特点 设计了Agent的 详细流程； 借用BP算法的 思想 设计了一种新的传球策略；

The delta winglet pairs have superior performance than other vortex generators when the heat transfer area and the number of the vortex generators are same .

当传热面积与数量相同时，三角 翼型涡发生器的综合传热性能优于其它型式的涡发生器。

Heat transfer enhancement by winglet longitudinal vortex generator technology

利用纵向 涡旋发生 元强化传热

Through wind tunnel experiments it is discovered that a type of sweepback fin-shaped winglet can efficiently reduce the induced drag of this kind of aircraft .

本文通过风洞吹风试验，找到一种后掠鱼鳍形的翼尖 小翼装置能很好地减小其诱导阻力。

The optimal design of civil aircraft winglet with multiple constraint

民用飞机 翼 梢 小翼多约束优化设计

Then to a certain tip winglet there is a best leakage exists .

其次， 对应某一个端 导 叶 条件，存在一个最佳的间隙大小。

I found a winglet in the desk .

我在课桌里发现了一个 钱包。

Therefore morphing winglet with retractable grid has the potential of improving aircraft takeoff performance .

因此，采用伸缩栅格的变体 翼 梢 小翼具有改善飞机起飞性能的潜力。