推力矢量 的英文怎麼說
中文拼音 [tuīlìshǐliáng]
推力矢量
英文
thrust vectoring- 推 : 動詞1 (向外用力使物體移動) push; shove 2 (磨或碾) turn a mill or grindstone; grind 3 (剪或削...
- 力 : Ⅰ名1 (力量; 能力) power; strength; ability; capacity 2 [物理學] (改變物體運動狀態的作用) forc...
- 矢 : Ⅰ名詞1. (箭) arrow 2. (尿) excrement; dung; feces 3. (姓氏) a surname Ⅱ動詞(發誓) vow; swear
- 量 : 量動1. (度量) measure 2. (估量) estimate; size up
- 推力 : visatergo; soot; propulsive force; thrust; momentum thrust
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Deere k a. computational investigation of the aerodynamic effects on fluidic thrust vectoring. aiaa 2000 - 3598
喬渭陽,蔡元虎.基於次流噴射控制推力矢量噴管的實驗及數值研究.航空動力學報, 2001 , 16 ( 3 )A 3 - d viscosity turbulence model is used to analyze the unsteady around flow field of the thrust - vectoring engine of the jet vane, and results of the area including vane base, vane flake and motor shell are presented
摘要以推力矢量發動機的燃氣舵為研究對象,採用三維、粘性、湍流流動模型和數值分析的接觸網格技術,在定常流動計算的基礎上,對包含舵基、舵片和發動機殼體的區域進行詳細數值分析。A mathematical model reflecting the tilt rotor unsteady and nonlinear aerodynamic characteristics in the longitudinal channel is presented in the paper. in the full flight envelope, the rotor thrust continues tilting and the aerodynamic forces of each component change as a function of airspeed and nacelle angle
在整個飛行包線內,旋翼的推力矢量方向不斷變化,飛機各部件的氣動力隨發動機短艙傾角和空速的變化而變化,因而飛機的飛行動力學有很強的非定常、非線性特性。On the part of the design of nine - component thrust vector stand, an automatic hydraulic pressure original position calibration system, a scheme of original position calibration, and the great rigidity universal flexible combinatorial underprop are designed. by using the scheme of “ universal flexible combinatorial underprop plus software digital filter ”, the inherent frequency of test stand is improved, and the problem of test stand libration is solved. then, the resolving method of the disturbance between underprops of the moveable frame is proposed, and the disturbance revise equation is deduced
在推力矢量試車臺設計方面,設計了自動液壓原位校準系統、原位校準方案以及大剛度萬向柔性組合支撐;採用「萬向柔性組合支撐+軟體數字濾波」的方案,提高了試車臺動架的固有頻率,解決了試車臺動架的振動問題;提出了動架約束互擾問題的解決方法,推導了互擾修正方程;研究了九分力推力矢量測量誤差分析方法,並計算了推力矢量測量精度。The application of thrust vectoring control technology makes the aircraft possess the ability to fly in post - stall domain, therefore the flight envelope is extended
推力矢量控制技術在戰斗機上的應用,使戰斗機有能力進入過失速飛行領域,使飛機的飛行包線得以擴展。What ’ s more, the precision of thrust vector measurement is also calculated, depending upon the error analysis of nine - component model. a large - scale srm hot test is successfully done on the nine - component thrust vector stand. and the satisfactory results validate that the nine - component model is reasonable and the nine - component thrust vector stand design is feasible
在九分力推力矢量試車臺上成功地進行了一次大型固體火箭發動機地面熱試車,得到了滿意的試驗結果,驗證了九分力模型的合理性和九分力推力矢量試車臺設計的可行性。The application background of thrust vectoring technology on aircraft and its advantages are analyzed. the main characteristics of some type of vectoring nozzles are discussed, the expression of thrust vectoring force and moment are set up. then, the nonlinear motion equations of aircraft with three axes of thrust vectoring are deduced
本文主要針對推力矢量飛機非線性飛行控制的理論和應用問題進行了一定的探索和研究,進行的主要工作有: 1 、研究了推力矢量在飛機上的應用背景和收益,分析了現有推力矢量噴管的主要形式和特點,給出了推力矢量力、力矩的數學模型,並在此基礎上推導了帶三軸推力矢量飛機的非線性運動方程,為控制律的設計奠定基礎。Using this method, the flight control law which suits to the vectored aircraft flight in post - stall domain is designed in this paper
運用這種方法對推力矢量飛機進行了適用於過失速機動的非線性飛行控制系統設計。The thrust vectoring control technology and post - stall maneuverability enhance the aircraft ' s combat effectiveness greatly, and cause the worldwide interest
推力矢量控制技術和過失速機動使戰斗機的空戰效能大大增加,引起了世界各國的關注。The results show that there are no un - receptible responses when the post stall maneuver modes are applied, and agility is raised significantly
試驗結果表明,使用的4種過失速機動控制模式沒有不可接受的操縱響應,飛機採用推力矢量控制后敏捷性明顯提高。The results show that the control law can control vectored aircraft to accomplish post - stall maneuvers very well and it is very robust to model uncertainty. 4
模擬結果表明,該控制律能控制推力矢量飛機順利完成過失速機動,對系統模型的不確定性具有較強的魯棒性。For researching the flight test techniques of thrust vector controlled aircraft, dynamic models of thrust vector controlled aircraft were established, four post stall maneuver control laws were designed with the dynamic inverse method, tested and investigated according to a standard evaluation maneuver set ( stems )
摘要為研究推力矢量飛機的試飛技術,建立了推力矢量飛機的動力學模型,用動態逆方法設計了4種過失速機動控制律,並在地面飛行模擬器上參考標準評估機動動作集( stems )進行了飛行模擬試驗研究。Cfd is also used to get the data of performance parameters of the nozzle at different nozzle pressure ratio, different nozzle area ratio and different geometric defected angle. the theory of function approximation is used to establish the transient model of thrust vectoring with the data calculated
本文通過cfd計算獲得矢量噴管的性能參數,如流量系數、推力系數以及有效推力矢量角等與矢量噴管壓比、面積比以及幾何偏轉角之間的關系數據,並利用函數逼近理論建立了矢量噴管的動態數學模型。Investigation of flight dynamics of thrust vectoring aircraft using extended continuation methods
應用擴展連續演算法研究推力矢量飛機動力學特性Thrust vectoring is the key technique for the modem fighter with agility and post - stall maneuver ability and good flight quality. and now it is the necessary technique for the fourth generation fighter and hot technique for the performance improvement for the third generation fighter
推力矢量技術是現代戰機具有敏捷性、過失速機動能力、良好的飛行品質的關鍵技術,其已成為第四代戰斗機的必備技術和第三代戰斗機改型的熱門技術,得到了越來越多的重視。A batch of equations with atmosphere turbulence about aircraft movement and others mathematic models ; 2
給出了一組帶有大氣紊流、陣風影響和推力矢量的飛機運動方程和其他一些數學模型; 2In this paper, the backward simulation was summarizd at home andabroad, the characteristics of shell nosing were introduced, the theory and scheme of backward simul - ation of shell nosing was constructed, the determined methods of the boundary conditions were put forward in backward simulation for the processes of shell nosing
論述了推力矢量控制技術是提高空空導彈性能的核心技術,介紹了常用的三類推力矢量裝置,著重討論了燃氣舵式和擾流片式推矢裝置的特點、設計方法、性能及其優缺點.在此基礎上,研究了適用於氣動力/推力矢量復合控制的變結構控制系統及其開關函數的切換條件和飛行控制系統框圖.最後綜述了推力矢量裝置在第四代空空導彈上的應用情況The study shows that the nine - component model and nine - component thrust vector stand can improve the precision of thrust vector measurement greatly
研究表明,九分力模型和九分力推力矢量試車臺提高了推力矢量測量的精度,適合用於測量大型固體火箭發動機的推力矢量。On the part of thrust vector measurement theory, some problems that exist in the six - component model and the six - component thrust vector stand are analyzed, and the solving methods of six - component model are studied. the thrust vector measurement nine - component model is established, and the design idea of curve rail can benefit the nine - component model solving is proposed
在推力矢量測量理論方面,分析了六分力模型及六分力試車臺存在的問題,研究了六分力模型的方程求解方法;建立了推力矢量測量九分力模型,提出了弧形軌的設計思想,解決了九分力模型方程求解問題。Based on widely assimilating the internal and overseas researches, the theory and methods of solid rocket motor ( srm ) thrust vector measurement and the automatic test technology are studied detailedly and comprehensively by means of theoretical analysis, engineering implement and experimental validation. the results attained are as follows
論文在廣泛吸收國內外研究成果的基礎上,藉助理論分析、工程實現和試驗驗證等手段,對火箭發動機地面試驗中的推力矢量測量理論與方法以及自動測試技術進行了系統深入的研究,取得了一系列研究成果。分享友人