GE says it has shaved 136kg, or 3%, off the weight of an engine that propels the Boeing 787 using a ceramic-composites fan case and blade, a world first.
通用电气表示，他们成功地将发动机重量减轻了3%，约136千克，此举促使波音787世界首次使用合成陶瓷风扇机箱和涡轮叶片。
If fan blade assembly is replaced because of mechanical damage, water pump and viscous fan drive should also be inspecteThese components could have been damaged due to excessive vibration.
如果因为机械损坏而更换风扇叶片组合，应该检查水泵及粘性风扇驱动，这些组件可能由于过度抖动而损坏。
The working principle and key parameters of the blade separator were introduced, and tests on the performances of adding the separator on the contra-rotating axial flow fan were carried out.
介绍了叶片分离器的工作原理和关键参数，并对加装了叶片分离器的对旋轴流风机进行了性能测试试验。
Direct Drive Industrial Fan models have a blade diameter of 36 ", 8 "rubber wheels and a 15 'conductor cord.
直接驱动工业风扇有叶片直径为36英寸，8英寸橡胶轮和15英尺软线。
Industrial Ventilation Fan models are available in either wall mount or pedestal mount models and feature blade diameters of 24 "or 30".
工业换气扇型号可选任何壁挂或底座安装模式，24英寸或30英寸直径的叶片。
Geometric characteristics for blade aerofoils during fan design, superposed aerofoils by analytic method, and the method to set up aerofoil circumference equation method are described.
阐述了风机设计中叶片翼型的几何特性、用解析方法叠加翼型，以及建立翼型周线方程的方法。
This paper includes three sections: structure analysis of fan blade, structure analysis of centrifugal fan, CAD software.
论文包括三部分：离心风扇叶片的结构分析、离心风扇的结构分析、系统软件。
Please do not touch the blade with the push and never bring the fan with lead wire, the bearing and lead wire may be damaged.
请勿触压着叶片以及电源线绕着风扇或用力拉扯电源线，如此轴心与电源线将会被损坏。
The severe safety accidents are induced because the fatigue cracks in fan blade of the aero-engine generally result in the malfunctions of the engine components.
航空发动机风扇叶片常常因为疲劳裂纹而引起整个结构的损坏，导致重大的安全事故。
Erosion of the blade by the solid particle of the smoke and gas is the major problem of axial flow fan, which may make axial flow fan reduce power and even stop working.
轴流式引风机的失效形式主要表现为烟气中的固体颗粒对轴流式引风机叶片的冲蚀磨损，轴流式引风机叶片的失效会导致出力效率降低甚至停机。
The motor is characterized in that a revolution surface circling around the rotating shaft is connected with an axial outer end of the inner fan blade.
其特征在于，所述内风扇叶片的轴向外端连接于一环绕所述转轴的回转面。
The fan blade adopts fortifying fiber plastics (FRP), the blower fan transmission system is safe and reliable, and has special accident preventive actions.
风机叶片采用增强纤维塑料(FRP)材质，风机的传动系统安全可靠，有专门的事故预防措施。
The result is that from inlet to outlet of the blade channel, Axial fan blade effected on air flow is a gradually changed process of energy transmitting.
结果表明，从叶道的进口到出口，轴流通风机叶片对气流的作用是一个渐变的能量传递过程。
Fan blade form is only determined by centerline of blade form after selecting original blade form.
通风机叶片在原始叶型选定后，叶片形状只能由叶型中线确定。
Shutter Mounted Industrial Exhaust Fan models are available with a blade diameter of 12 ", 18 ", 24 "or 30".
快门式工业排风扇根据型号，刀片直径分别为12英寸，18英寸，24英寸或30英寸。
The section shape of spiral blade of fan is drawn according to the calculated width of blade.
根据计算出的叶片宽度，画出螺浆式风扇叶片的截面形状。
Load distribution of axial fan along to the blade and blade height is put forward according to dynamic design method of quintic equation.
提出了轴流通风机沿叶片叶高的载荷分布，按五次方流型设计的方法。
The measurements show that the airfoil blade fan prevails over the plate one in the aspects of total pressure efficiency, stable operation range and high efficient operation range.
试验结果表明机翼型叶片在全压效率、稳定运行范围及高效运行范围比相应的板型叶片具有优越性；
The method of performance prediction for multi-vane centrifugal fan with variable blade angle is presented.
在试验基础上提出了多叶通风机变叶片安装角性能计算方法。
The display unit comprises a flexible circuit board matched with the shape of the curved surface of the fan blade, and a luminous element arranged on the flexible circuit board.
所述显示单元包括与扇叶叶片曲面形状适配安装的挠性电路板及设于所述挠性电路板上的发光元件。
Thus, developing a set of all-purpose blower fan blade CAD system is imperative.
因此，开发一套通用风机叶片CAD系统势在必行。
An arbitrary airfoils blade design procedure was adopted to redesign a transonic fan with compound swept.
采用任意中弧线叶片造型程序，将某单级跨声、常规设计的风扇改进为复合掠形设计。
Based on the recent theory, the performances of multi-blade centrifugal fan are studied by prototype experiment and CFD simulation.
结合现有的经验理论，通过原型实验及CFD模拟，对多翼离心风机特性进行了研究。
The method of main element analysis is used. A comprehensive evaluation method of performance for multi-blade centrifugal fan in air conditioner is given.
采用主成分分析方法，提出了一种空调器多翼离心通风机性能的综合评定方法。
The machine unit is made up of charging bucket, stepped gear, pulverizing knife, gear ring, pulverizing motor, discharging port, fan blade, aggregating box, dust collection box, etc.
该机由加料斗、分级轮、粉碎刀片、齿圈、粉碎电机、出料口、风叶、集料箱、吸尘箱等部分组成。
The paper summarizes mainly the research and control of pneumatic noise of local fan, the sonic model of isolated blade wheel and the control method of noise in home and foreign countries.
文章主要综述了国内外对局部扇风机气动噪声的研究与控制方法，对孤立叶轮的声学模型及其噪声控制方法。
The effects of two types of airfoil on the performance of multi-blade centrifugal fan used in floor standing air-conditioner are investigated by using the commercial CFD code fluent.
采用CFD手段对两种采用不同叶片翼型的风机进行整机模拟计算，研究了叶片翼型对风机性能的影响。
The blade tip eddy in axial fan without external duct is observed and caught during experiment.
实验中观测并捕捉到了无外风筒时轴流通风机内的叶尖涡。
D blade form design of fan carried out by given Loaded method is introduced in detailed and design example is shown.
详细介绍了利用给定载荷法进行风机三元叶型设计的方法，并展示了设计实例。
The flow fields inside fan with different blade incidences are achieved by experiment and numerical simulation. Meanwhile, some advices are given to improve the fan's performance.
通过流场测量和数值方法模拟了不同动叶安装角下风机的内部流场，为风机的进一步改良提出了建议。
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