fixed propeller

Analytical model of aeroelastic stability of hingeless rotor blade with composite flexures;

桨根柔性无铰旋翼桨叶气弹稳定性建模分析

The study on static balance for blade of controllable pitch propeller;

可调螺距螺旋桨桨叶静平衡问题研究

Fluidstructure interaction vibratingproperties simulation of Kaplan turbine runner blade;

轴流转桨机组桨叶液固耦合振动特性仿真计算

Identification of helicopter rotor blade distributed loads by using fiber optic sensor measurement

采用光纤传感测量的直升机旋翼桨叶分布载荷识别

Studying on the structure s dynamical characteristic of rotor blade of the horizontal-axis-wind-turbine is an important basis to analyze stability and reliability of wind turbine s, also is an important work for designing the rotor blade.

利用特定的振动与噪声测试和分析系统,采用实验模态分析与软件模态分析相结合的技术手段,对1kW水平轴风力机桨叶的结构动力特性进行了系统研究,为风力机桨叶的进一步优化设计和整机向大型化发展提供了重要的科学依据和实践经验。

An introduction is given about a helicopter rotor blade prototype,which is designed,manufac- tured and tested with civil composite materials.

本文介绍了在某直升机原理性旋翼桨叶的研究中,立足国内设计分析、材料、工艺及试验等技术,开展自行设计研制,从桨叶气动参数配置、结构铺层设计、材料工艺准备、产品试制试验以至试飞验证的主要过程;概括地描述了这副复合材料旋翼桨叶的技术特色;总结和讨论了在设计与工程研制中所遇到的一些典型问题及其处理方法。

5MW blades of wind turbine as an example, the concrete optimal process is also presented.

5MW风力机桨叶优化设计过程为例给出了具体优化过程。

An unsteady aerodynamic model is developed for the computation of unsteady aerodynamic load on the rotor blades.

为研究桨叶上的气动力，用动态入流模型计算的诱导速度，挥舞变形运动带来的相对气流，以及由于桨叶扭转和操纵线系变形带来的桨距角变化综合计入翼型气动环境，然后用Ｌｅｉｓｈｍａｎ和Ｂｅｄｄｏｅｓ发展的非定常气动模型计算了翼型的气动力。

The author used the Glauert model to design the blades of the 1.

5MW失速型风力机的桨叶;针对Glauert模型存在的缺陷,使用遗传算法对其设计结果进行了修正。

maximum blade thickness ratio

桨叶截面最大叶厚比

adjustable blade

可调叶片可调螺旋桨叶

Research on Strength and Vibration of Composite Propellers;

复合材料螺旋桨桨叶强度与振动分析

The Hydrodynamic Performance of Big Blade Scull;

“Big Blade”赛艇双桨桨叶性能的试验研究

angle of blades is adjustable.

可以调整桨叶的角度。

blade, for ship or boat propellers

大船小船用螺旋桨叶

the whirl of the propeller blades

螺旋桨叶片的旋转.

blade-thickness and rake diagram

桨叶倾角厚度曲线图

blade：The flattened or spoon-shaped part of an oar that touches the water during rowing.

桨叶：平面或勺状面的叶片，在桨的入水一端划动。

Design and Research on the Prop-blade Barycenter Measurement System;

螺旋桨桨叶重心检测系统的研究与设计

blade profile drag coefficient

桨叶剖面阻力系数，叶型阻力系数

ellipticblade sectio

椭圆叶片截面椭圆桨叶截面

area of blade sectio

叶片截面面积桨叶截面面积

sleeve: The plastic jacket on the shaft of the oar upon which is mounted a button, used to secure the blade to the oarlock.

桨保护套：套在桨上的有固定纽扣的塑料保护衣，用于使桨叶安全地固定在桨架上。

steam strikes blades and makes them turn.

蒸汽撞击桨叶使他们转动。

horizontal paddle machine

卧式桨叶染色机（成衣染色用）

lateral-oval paddle dyeing machine

横向椭圆形桨叶染色机（成衣染色机）

HT paddle machine

高温桨叶染色机（成衣染色用）