攻角 的英文怎麼說

中文拼音 [gōngjiǎo]
攻角 英文
angle of attack
  • 攻 : Ⅰ動詞1 （攻打） attack; assault; take the offensive 2 （指責別人的過錯; 駁斥別人的議論） accuse; ...
  • 角 : 角Ⅰ名詞1 （牛、羊、 鹿等頭上長出的堅硬的東西） horn 2 （古時軍中吹的樂器） bugle; horn 3 （形狀像...
  1. Design and characteristics on wing of extreme big aspect ratio

    大展弦比夾芯翼大攻角顫振分析
  2. Fluent was used to simulate the flowfield of 3 - d complex flowfield of rocket - missile with wings and empennages induced by the interaction by base jet and the flow around the body. in order to study the complex flow problem above, numerical simulations were performed under the following kinds of flow conditions : ( l ) flow of rocket - missile with wings disturbed by supersonic upstream flow. ( 2 ) flow of rocket - missile with wings disturbed by supersonic upstream flow with attack angle

    為了研究以上復雜流場考慮了如下幾種情況： （ 1 ）帶彈翼彈箭超音速無攻角繞流； （ 2 ）帶彈翼彈箭超音速有攻角繞流； （ 3 ）帶彈翼彈箭亞音速有攻角繞流； （ 4 ）帶彈翼彈箭超音速有攻角繞流噴流干擾； （ 5 ）帶彈翼尾翼彈箭超音速有攻角繞流； （ 6 ）帶彈翼尾翼彈箭超音速有攻角繞流噴流干擾。
  3. Based on the " fangsheng - i " robot fish of harbin engineering university auv lab, at first the analysis of the relations of pectoral fin ' s attack angle and lift in vertical plane is done in this paper, using the robot fish ' s hydrodynamic results by the panel method ' s, then setting up the motion model in vertical plane is done. finally animation the robot fish ' s motion in horizontal plane is finished

    論文以哈爾濱工程大學軍用智能水下機器人國防重點實驗室的「仿生? 」號仿魚機器人為對象，利用面元法計算的仿魚機器人水動力結果，並分析了垂直面內胸鰭的攻角與升力的關系，建立了垂直面內的模型，根據軸變形模擬了仿魚機器人水平面內的直航和偏航。
  4. In addition to a longer nose, aerodynamic modifications feature kfir - style small nose side - strakes to prevent yaw departure at high aoa, a pair of fixed delta canards on the upper parts of the air intakes, dog - tooth outboard leading - edge extensions, and short fences replacing leading - edge slots

    除了一個加長的機鼻外，氣動布局的修改包括：在機鼻兩則裝上可以防止在高攻角下脫離偏航的「幼獅」式小邊條，一對固定在進氣道的三角鴨翼，鋸齒型外翼前緣，和代替前緣翼槽的短翼刀。
  5. Numerical simulation of windward vortex shocks about supersonic slender bodies at high angles of attack

    超聲速大攻角旋成體迎風激波數值模擬
  6. Without spinning or attack angle, the three dimensional interaction flowfield over projectile with lateral jets is numerically simulated successfully, and unified interaction flowfield with lateral jets and base bleed is also calculated

    在無旋轉、無攻角條件下完成了彈丸側噴三維干擾湍流流場數值模擬，並完成了彈丸底噴流-側噴流共同干擾流場的一體化計算。
  7. Three dimensional interaction flowfield over high - speed spinning projectile with lateral jets is numerically simulated in this dissertation firstly. complicated shocks wave patterns is analyzed. several factors concerned such as high - speed spinning, attack angle, base bleed and so on, are studied

    本文首次完成了高速旋轉彈丸側噴三維干擾湍流流場的數值模擬，分析了彈丸側噴流場復雜的波系結構，研究了高速旋轉、攻角、底噴等因素對彈丸側噴流場的影響規律，深入分析了旋轉側噴彈丸的空氣動力學特性。
  8. The dash line indicates the possibility of a direct input to the control system through an angle-of-attack indicator.

    虛線表示，通過攻角指示器，有可能直接輸入到控制系統去。
  9. On the basis of these results, the relations of total - pressure recovery coefficient or flow coefficient and flight mach number, angle of attack and the second movable wedge angle of the inlet have been founded by hypersurface fitting, then the mathematical model of the inlet is established

    根據流場計算結果並利用超曲面擬合方法建立了進氣道總壓恢復系數、流量系數與飛行馬赫數、進氣道攻角及二級可調斜板角度之間的關系，由此得到了二元混壓式超聲速進氣道數學模型。
  10. On cause and research strategy of flow asymmetry in high - alpha flows

    大攻角流動非對稱性成因與對策
  11. The existence of angle of attack reduces the inlet performance

    攻角的存在也在一定程度上降低了進氣道性能。
  12. Numerical simulation of 3d flow in a turbine cascade at large incidence

    透平葉柵大攻角流動特性的三維數值模擬
  13. Effect of attack angle messurement error on extracting aerodynamic coefficients

    攻角誤差對擬合氣動系數的影響
  14. The research of high precision automatic density measurement techniques

    利用狹縫相機實現彈丸攻角的高精度測量研究
  15. As seen above, the design angle of attack for the second segment is 10 deg

    如上所述，設計攻角的第二部分是10甘醇
  16. Distribution of angles of attack

    攻角分佈
  17. Zero incidence wing

    零攻角機翼
  18. Numerical analysis of the behavior of two - dimensional separation flow of a turbine last stage rotor cascade at large negative incidence

    大負攻角下汽輪機末級動葉柵二維分離流特性的數值分析
  19. Characteristics of flow resistance of pin finned drop - shaped tube at different attack angles

    流體攻角對滴形釘頭管流體阻力特性的影響
  20. Compared with a delta wing aircraft, the double - delta wing configuration has better aerodynamic performance at high angles of attack. an operational analysis was introduced as a method for evaluating training effectiveness of trainer aircraft. approaches to the engineering estimation of aerodynamic characteristics for aircraft with a double - delta wing configuration were studied, and the procedures for determining aircraft performance indices formulated. taking training effectiveness as the objective function and geometric parameters of the wing platform as design variables, through a numerical multivariate optimization arithmetic, the conceptual design optimization for a certain fighter trainer aircraft with double - delta wing configuration was carried out under the constraints of tactical and technical requirements and interrelated geometry. agreement of a calculation example with engineering practice indicates that the optimal design has higher training effectiveness than the baseline design, and in addition, improves the structural force - bearing conditions

    雙三角翼氣動布局比三角翼飛機具有更好的大攻角空氣動力特性.引入了評估教練機訓練效能的作戰分析法，研究了雙三角機翼布局飛機空氣動力特性的工程計算途徑以及飛機性能指標的確定方法.以訓練效能作為目標函數並選取機翼平面形狀的幾何參數為設計變量，採用多變量數值尋優方法，在戰術技術指標及相關幾何約束條件下，對某高級教練機的雙三角機翼氣動布局方案進行了優化選擇.算例表明最優方案不僅比原準方案具有更高的訓練效能，還改善了結構的受力情況，與工程實踐吻合
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