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- Our wind tunnel free flight experiment results show that this kind of shape when M=5 generates conical destabilization,and its occurrence rate reaches 100%. 但是简单尖锥体、小钝锥体我们的风洞自由飞实验结果(M=5):会产生锥动失稳,甚至实验次数中出现锥动失稳的比例达100%25。
- wind tunnel free flight experiment 风洞自由飞实验
- Abstract: Model free flight experiments were carried out in impulse hypersonic wind tunnel at Institute of Mechanics, Chinese Academy of Sciences to obtain pitching damp of two space shuttle models. 文摘:采用模型自由飞技术在脉冲型高超声速风洞中测量了两种类航天飞机外形模型的俯仰阻尼导数。
- Any flight test and wind tunnel correlation always suffers from a great number of unknowns. 在对飞行试验与风洞试验进行比较时总有大量的未知数。
- The planes survived the wind tunnel test intact. 这些纸飞机在测试风道中丝毫未损。
- NASA and Boeing said data from the flight are already being compared with data from wind tunnel tests. NASA和波音公司的数据说,从飞行正在与风洞试验数据。
- High angle of attack wind tunnel test techniques is necessary for development of high-maneuverability flight vehicles. 大迎角风洞试验技术是先进高机动飞行器研制必需的关键技术。
- The wind tunnel and flight test investigations show that the new conception of configuration of MAV is feasible,and compared. 在此基础上,进行了柔性-刚性混合翼微型飞行器试验原理样机的飞行试验验证。
- It is not correct to think of the wind tunnel having uniform flow. 设想风洞具有均匀的气流是不正确的。
- I'm looking up high Higher than the moon Where dreams take a free flight. 我在仰望月亮之上有多少梦想在自由的飞翔。
- After the study, further recongniztion are done to flow characteristics of high enthalpy free piston shock wave wind tunnel. 通过该研究工作,对高焓自由活塞激波风洞的流动特性有进一步的认识。
- Small breeding lofts and huge joining free flight open air aviaries. This小育种阁楼和巨大的加入自由飞行露天观鸟。
- Setting very low speeds in a wind tunnel is always a vexatious problem. 在风洞中调出低风速来始终是一个麻烦问题。
- About the experiment, these experiments were conducted in the free stream wind tunnel, and vitiated air heater was used to simulate the high altitude flow condition. 试验方面:本文试验在自由射流风洞中进行,利用空气加热器模拟高空飞行条件。
- It should be noted that a balance is not always required in a wind tunnel. 应该指出，天平对风洞来说并非是绝对必须的。
- NASA-TLX scores showed that workload was rated higher by controllers at higher levels of free flight (Figure 2). NASA-TLX评分显示控制者认为在高水平的自由飞行中工作量也大（图2）。
- The aerodynamics characteristics of this airfoil is studied in wind tunnel. 进行了翼型的低速气动力性能研究，为附面层特性研究提供了方向。 结果表明，该翼型具有较好的升阻和俯仰特性，但失速特性差。
- In addition, the predictability of aircraft movement will significantly decrease under free flight. 此外，在自由飞行之下飞行器运动的可预测性大大减少。
- Free flight is an effective way to solve the congestions of air traffic managements. 自由飞行是解决航线拥挤的有效方法,但同时增加了空中交通管理的难度。
- Some cads allow you to earn points that can eventually be redeemed for a free flight. 有些信用卡允许你赚取积分，到最后，积分可以兑换成免费机票。
