末彈道 的英文怎麼說
中文拼音 [mòdàndào]
末彈道
英文
terminal trajectory-
In this thesis, based on pershing ii surface to surface missile, a new kind of ballistic missile was designed with an additional rocket engine, which can be ignited twice. firstly, aerodynamic computational models of missile body and warhead which reentry with supersonic are built according to the task requirements ; secondly, the propulsion system model of missile is built whose first two stages are solid rocket engines and the third stage is liquid - solid combined rocket engine. the nozzle and the shape of the engine are designed to meet the needs of the populsion project ; thirdly, the trajectory model of the mass point is built and a wavy trajectory is designed & optimized ; finally, the ability of a missile ' s breaking through defence is analyzed
以美國潘興導彈為原型，增加可兩次點火的末級發動機，改裝成具有跳躍能力的地地彈道導彈；首先，根據任務需求，建立了導彈的氣動模型，並建立了彈頭再入時高超聲速氣動模型；其次，建立了導彈推進系統模型，前兩級採用了固體火箭發動機，第三級採用了固?液組合火箭發動機，並在總體方案要求下，對發動機噴管和外形進行了設計；第三部分，建立了導彈質點彈道模型，設計了一條跳躍式彈道，並對跳躍式彈道進行了優化設計；最後，對導彈進行了突防能力分析，從分析的結果可以看出，跳躍式彈道的突防能力比常規的拋物線彈道要強。Abstract : solid propellant rocket motors are preferred for most ballistic missiles because they need simple maintenance and can be launched quickly. but the conventional thrust termination devices limit the depletion of every stage ' s grain and increase some extra - weight. an improved method for designing a multi - stage solid rocket based depleted shutdown was provided. in order to solve the problem of lack of thrust termination devices, a device to adjust the burnout angle will match the final burnout velocity and satisfy the desired range. the method can also limit the detection from anti - ballistic missile system
文摘:由於維護簡單和發射快速，彈道導彈多用固體火箭發動機，但繁雜的推力終止裝置使各級裝藥不能耗盡並讓結構增重.提出了一種對基於耗盡關機多級固體火箭概念設計的改進方法，此方法滿足導彈系統主要的戰技要求.為解決無推力終止裝置的末速不準問題，可在末級發動機採用姿態調整裝置，對射角進行調整，配合末速以滿足射程要求.本方法還可抑制敵方反導探測The imitation result makes down : to static or linear moving carrier, ordinary ballistic missile processes better hit effect, and yet to the warning system intact and being in mobile evading carrier, fighting effect is very much finite, so the fresh terminal guidance technology needs to be developed
模擬結果表明：普通彈道導彈對靜態或線性動態的航母目標有較好的命中效果，但對預警系統完好、且處于機動規避中的航母，則作戰效果非常有限，需要發展新的末制導技術。Laser terminal guided projectile, a kind of artillery precisely guided shell, which combines laser technology with electronics and flying control technologies, can guide the shell by laser signal in the terminal stage of the trajectory to track and attack the point target accurately
激光末制導炮彈是炮兵用於遠戰的一種精確制導炮彈。它集激光技術、電子技術、飛行控制技術於一體，在飛行彈道末段依靠激光信號引導，能準確地跟蹤並攻擊點狀目標。In this paper. the question of compound guidance about mid - long range air - to - air missle to be considered. the main contributions are as follows : first, two midcourse guidance laws are given. that is optimally predictable pn micourse guidance, which is suitable for middle range missle, and singularly perturbed midcourse guidance. which is suitable for long range missle guidance ; then two terminal guidance laws are given. that is variable structure guidance, which is suitable for passive radar guidance. and optimal guidance which is suitable for active radar guidance ; and then the error sourses of hand - off are researched, the hand - off law is given at the time ; fmally, the midcourse guidance laws and terminal guidance laws are tested by simulation, and the whole trajectory simulation are given through hand - off law, and the results are satisfied
主要工作如下：首先研究了用於中遠程空空導彈復合制導的兩種中制導律，即用於中程導彈的最優預測比例導引中制導律和用於遠程導彈的奇異攝動中制導律，它們均有很好的中制導性能，能夠滿足中末制導的交班要求；接著研究了兩種末制導律，即用於被動雷達末制導的變結構制導律和用於主動雷達導引頭的最優末制導律，均適用於復合制導末制導段；然後分析了中末制導的交班誤差源，討論了用於復合制導的交接律；最後通過模擬，驗證了提出的中制導律和末制導律，結合提出的交接規律，在不同的情況下對中末制導段彈道進行了模擬驗證，結果證明文中提到的中末制導律能夠達到性能指標要求。Analysis of the ballistic matching of laser terminal homing projectile
激光末制導炮彈彈道銜接問題的分析Us military also reports six soldiers were killed in roadside bombings over the weekend
美國軍方也報道說上周末有6名士兵被路邊炸彈炸死。Specification for measuring equipment of torpedo terminal trajectory
魚雷末彈道測量設備規范Simulation on blockage probability of terminal correction submunition missile for airdrome runway
末修子母彈對機場跑道封鎖概率計算模擬研究The main works of this thesis are research of lateral force control and guidance of interceptors, emphasized on the terminal phase when intercepting the tactical ballistic missiles, including the performance analysis of extra - atmospheric kinetic - kill vehicle piloted by trajectory - control and attitude - control systems, and combined control of aerodynamics with lateral jets in atmosphere
本文主要研究攔截彈在攔截戰術彈道導彈時，末段的制導和側向力控制問題，包括大氣層外動能攔截器在姿控與軌控發動機作用下的性能分析，和大氣層內側向力與氣動力復合控制研究。5. aiming at the specific mission that intercept the warhead of tactical ballistic missile, the new issue for designing the guidance law is analyzed, and a new guidance method that fit for the mid - course is presented, based on the idea of predicting the intercept point. to design a feasible terminal guidance law, the shortcoming existing in the proportional navigation when intercepting the warhead is firstly
針對攔截戰術彈道導彈這一特殊任務，分析了導引律設計面臨的新問題，提出了以預測攔截命中點為思想的中制導段導引方法，研究了末制導段比例導引律彈道形狀和過載分佈特點，在此基礎上為了改善比例導引律的缺陷，引入了目摘『要標機動加速度和導彈軸向加速度等信息、 ，又寸比例導引律進行了修正，井對導引律中各參數進行了優化。This paper proposes the system and structure of the software for modifying the terminal trajectory through millimeter wave fuze detector. especially, it discusses the selection and design of the filters in the system and constructs the mathematical model of mobile targets. the method makes the reliability of the design of the system software reinforced greatly. meantime, the paper provides a relatively new idea of improving the precision of millimeter wave fuze detector and efficiency of fuze - warhead coordination
探討了引信探測器末段彈道修正軟體的體系結構，並將其主要構成部分一一做了介紹，重點對系統中濾波器選取、設計和構建目標機動數學模型方面進行了詳細的探討，使得系統軟體體系設計的可靠性大為增強，為提高引信探測器的精度和引戰配合效率提供了?種較新的思路。Abstract : this paper proposes the system and structure of the software for modifying the terminal trajectory through millimeter wave fuze detector. especially, it discusses the selection and design of the filters in the system and constructs the mathematical model of mobile targets. the method makes the reliability of the design of the system software reinforced greatly. meantime, the paper provides a relatively new idea of improving the precision of millimeter wave fuze detector and efficiency of fuze - warhead coordination
文摘:探討了引信探測器末段彈道修正軟體的體系結構，並將其主要構成部分一一做了介紹，重點對系統中濾波器選取、設計和構建目標機動數學模型方面進行了詳細的探討，使得系統軟體體系設計的可靠性大為增強，為提高引信探測器的精度和引戰配合效率提供了?種較新的思路。分享友人