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- lift augmented ducted fan 涵道风扇
- 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. 摘要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。
- 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。
- A jet engine that provides extra thrust by means of a ducted fan in its forward end that draws in extra air. 涡轮风扇发动机一种喷气发动机,前有一管道风扇吸入额外量的空气,这部分空气经压缩后提供额外推力
- The train is propelled by ducted fans. 这种火车用涡扇推进器。
- Applications:Good for 1:18 on road car,ducted fan power and with gearbox for high efficiency power system. 应用:合适1:18房车动力。函道风扇以及带减速齿轮的高效率动力系统。
- This hovercraft has ducted fans which provide lift and propulsion instead of the sometimes-dangerous rotor blades of other flying machines. 这种气垫飞行器具有管式风扇,提供升空和推进的动力,而非像其它飞行器的旋转翼有时会造成危险。
- Whereas a gas turbine powered fan (turbo fan) they call a 'jet' in actuality it could more correctly be called a 'gas turbine powered ducted fan'. 而燃气涡轮风扇动力(涡轮风扇) ,他们所谓的'飞机' ,实际上它可以更正确地称为'燃气涡轮动力的涵道风扇。
- 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。
- Experimental Investigation on Lift and Drag of Ducted Fan System 涵道风扇升力系统的升阻特性试验研究
- 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。
- In order to research the ducted fan vehicle's dynamics, the test flight data is needed. This paper researches and designs a testbed, it included mechanism and attitude measurement system. 摘要提供了一种地面测试台,包括机械部分和姿态测量部分。机械部分能使机器人较好地模拟真实飞行状态,姿态测量部分能够测量到变姿飞行器人的姿态信息,为变姿飞行机器人的研究提供数据。
- Single rotor autonomous helicopter with ducted fan 单旋翼涵道风扇式无人直升机
- High Voltage Soft Starter with SCR type is more and more popular, and the coal mill main ducting fan is a good application. 双向晶闸管形式的高压软启动应用越来越广泛,本文就其在煤矿中的主扇风机上的成功应用进行了介绍。
- Having the ability or tendency to augment. 有增加或扩大作用的具有增加的能力或趋势的
- It's quite an effort to lift this heavy box. 抬起这只沉重的箱子要花费相当大的力气。
- She (was) whisked up to the top floor in the lift. 她乘电梯迅速到达顶层。
- The Duct Fan Design and Test for WIG Craft 地效翼船用涵道螺旋桨的设计试验
- We need a hoist to lift the concrete blocks. 我们需要一台起重机来吊起混凝土块。
- The luggage was shunted slowly into the lift. 已把行李慢慢移进电梯里。