1) ducted fan
涵道风扇
1.
This paper introduces current development and trends of ducted fan flying robot which takes advantages of VTOL(Vertical Take-Off and Landing) techniques.
文中介绍了基于涵道风扇技术变姿飞行机器人的发展现状及趋势,还分析了变姿飞行机器人变姿的方式及关键技术。
2.
Compared with the propeller or the rotor,the ducted fan provides a larger aerodynamic thrust(lift) and the low noise due to the shrouding duct.
涵道风扇较同样直径的孤立风扇能产生更大的升力,且风扇环括在涵道内,既可阻挡风扇气动声向外传播,又结构紧凑、安全性高。
3.
Some unmanned aerial vehicles can vertically take off and land with the ducted fan system, but there is no valid method to analyze the aerodynamic characteristics of a ducted fan system currently.
近几年出现了许多构形新颖的垂直起降无人飞行器 ,都以涵道风扇作为升力系统。
2) unducted fan engine(UDE)
无涵道风扇发动机
3) vectored thrust ducted propeller
涵道风扇矢量推进系统
1.
Measurement investigation on the aerodynamics of vectored thrust ducted propeller
高速直升机涵道风扇矢量推进系统模型悬停状态的气动力测量研究
4) Single rotor autonomous helicopter with ducted fan
单旋翼涵道风扇式无人直升机
1.
For the single rotor autonomous helicopter with ducted fan,the mechanic system of torsional oscillation consists of two engines,clutch,drive system,rotor and fan.
单旋翼涵道风扇式无人直升机的两个发动机,通过由减速器及传动轴等组成的传动系统驱动旋翼及风扇,这些部分联系在一起形成了一个机械扭振系统。
5) fan channel
风扇通道
6) ducted fan
函道风扇
补充资料：涵涵
1.水波晃动貌。 2.雄浑自然貌。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条