查询词典 impeller

This fan carries the experiment research of imitate machine, use distinctive blade profile and impeller design to obtain higher total pressure and discharge parameter, improved the total pressure efficiency of fan.

该风机经过虚拟机的实验趼究，使用特别的叶型和叶轮策划获取较高的全压和访问数量系数，并提升了风机的全压速率。

Like other pump, impeller, water pressure chamber, the sewage pump two core components.

和其它泵一样，叶轮、压水室、是污水泵的两大核心部件。

To further optimize the coal kneading device, some other simulations were done by changing the rotating speed of shaft 、 the import flow of coal and oik the form of impeller and the space between blade outer end and mixing tank.

结果表明，对于该混合槽，最优的设计参数为旋转轴的转速和物料的进口流量都采用设计值、桨叶采用斜45°圆盘涡轮桨、桨叶外径取Φ253mm。

The velocity data are normalised by the tip velocities, Utip =ND, at each impeller speed.

速度 数据标准化的尖端速度，Utip =？钕，在每叶轮速度。

The impeller is a key part of the wind turbine.

叶轮是风力机利用风能关键部件。

The experimental results show that the current in the wake downstream the impeller is obviously 3 dimensional.

实验结果表明：风轮下游尾迹区内气流存在明显的三维性。

With method given by the paper, the impeller and volute of centrifugal pump can been designed according to the flow rate and head, and take optimization choosing with numerical test to aubstitute for real pump or model teat.

用本文提出的方法，可以根据设计工况点或高效点的流量与压头的要求，通过数值计算，确定离心泵通流部分的形状和尺寸，并且用数值试验进行优化选择，以代替多种方案的模型或实物试验进行优化方案的选择。

French physicist Papin invented a four-blade impeller centrifugal pump volute.

达芬奇所作的草图中。1689年，法国物理学家帕潘发明了四叶片叶轮的蜗壳离心泵。

Complete and advanded quality testing systems incude impeller's dynamic and static balance testing and correcting system,the whole machinery dynamic balance testing system,fan performance testing center,full-automatic computer testing line for ventilating fan and specialized computer testing system for motor.

德通获ISO9001：2000质量体系认证，并通过3C、CE、GS等多项各国认证，形成了德通产品高品质的体系保证。2、完备先进的质量检测系统：风轮动静平衡检测校正系统，整机动平衡检测系统，换气扇全自动电脑检测线，电机专用电脑测试系统。

When the pump to work, you can cut off the water through the valve and pump impeller ring round access, and release the water within the liquid ring round.

当泵正常工作后，可通过阀截断水环轮和水泵叶轮的通道，并且放掉水环轮内的液体。

Finally, according to market conditions and market products this article paper analyzes the trends in the development of camera technology, and designs a color night vision camera.

最后根据市场情况和市面上产品的情况分析了摄像机技术的发展趋势，并设计了一款彩色夜视摄像机。

Only person height weeds and the fierce looks stone idles were there.

只有半人深的荒草和龇牙咧嘴的神像。