螺旋槳動推力 的英文怎麼說

中文拼音 [luóxuánjiǎngdòngtuīlì]
螺旋槳動推力 英文
dynamic propeller thrust
  • 螺 : 1. [動物學] （軟體動物） spiral shell; snail; conch 2. （螺旋形的指紋） whorl （in fingerprint）
  • 旋 : 旋Ⅰ動詞1 （旋轉） whirl 2 （用車床切削或用刀子轉著圈地削） turn sth on a lathe; lathe; pare Ⅱ名詞...
  • 槳 : 名詞1. （劃船用具） oar; paddle 2. （螺旋槳） propeller
  • 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...
  • 螺旋槳 : [機械工程] screw propeller; propeller; screw; blade; airscrew; propeller screw; propelling screw...
  • 螺旋 : 1 （具有螺紋的圓柱體 屬于斜面類的簡單機械） corkscrewspin; screw; spiral; helix 2 （螺旋現象;尾旋...
  • 推力 : visatergo; soot; propulsive force; thrust; momentum thrust
  1. In this dissertation, through computer simulation, the problems of modeling, control and guidance of auvs are presented. the first part of this dissertation addresses the problem of dynamically modeling of auvs, and derives thrusters " two - dimension nonlinear dynamic model, which has axial flow speed and propeller rotational velocity as two state variables, voltage or current of motor as inputs, and thruster force and torque as output. the second part focuses on the nonlinear adaptive sliding mode control of auvs in diving plane and steering plane

    本論文系統研究了自主式水下航行器的建模、非線性自適應滑模控制、以及深度調整和水平面導引方法等問題，具體成果和創新點如下1 、根據流體力學理論，建立了螺旋槳推進器的動態模型，它以螺旋槳來流速度v _ p和螺旋槳轉速n為狀態變量，以電機施加轉矩為輸入，螺旋槳推力t和轉矩q為輸出。
  2. Jet engines with which most modern high-speed aircrafts are equipped develop thrust on the same principle as the propellers of conventional aero-engines.

    大多數現代高速飛機裝備的噴氣發動機產生推力的原理，與普通航空發動機的螺旋槳相同。
  3. Driven by propellers, microhunters navigate in three dimensions by homing in on light sources, depth, pressure or a direction ? magnetic north, for example

    小獵人便以螺旋槳推動，在三度空間都可利用光源、深度、壓力、地磁作為方向的引導。
  4. The paper build a model of electric ship power system, include the model of motor and generator derived from simulink, the model of propeller build by the author, the model of load flow. after the process of model simulation, the dynamic curve of electrical ship were drawn out

    應用simulink已有的電機模塊，再自行建立螺旋槳的simulink模型，結合數據庫模塊和用戶自定義的s函數模塊，建立了電力推進船的船?機?漿匹配模型，並進行了模擬計算和動態特性模擬，並進行了模擬結果分析。
  5. In the second part, firstly, the mathematical model for predicting hydrodynamic characteristics of varivec propeller under steady or unsteady condition are present, based on the general propeller lifting - surface theory, potential flow theory and green theorem. then, theoretical calculation methods for predicting hydrodynamic characteristics of varivec propeller designed above paragraphs are present, based on the finite basic solution method, the unsteady vortex lattice method and hess - smith method

    在理論計算部分，本文首先基於常規螺旋槳升力面理論、勢流理論和格林定理建立了定常和非定常狀態下全方向推進器水動力性能計算的數學模型，然後利用有限基本解法、非定常渦格法和赫斯?史密斯方法對全方向推進器定常和非定常狀態下的數學模型進行了數值離散，接下來針對前面所設計的全方位推進器進行了數值預報。
  6. For getting the runner characteristics more correctly, researching the representation of runner characteristics of the kaplan turbine in this paper, and using this method of modifying runner characteristics to calculate the transient of hydraulic power station. improving the calculating model of the axial thrust in the kaplan turbine ' s transient. base on the theory of screw propeller without any boundary, using the theory of screw propeller with pipe, and the formula to calculate the dynamic axial thrust during transient is developed

    本文對轉槳機組在過渡過程中的槳葉劃水產生水推力的數學模型進行了改進，在原來使用無邊界螺旋槳進行等效的基礎上，使用了導管螺旋槳對轉槳機組中的槳葉劃水進行等效，並且比較詳細的分析了影響轉槳機組軸向水推力的各個因素，以及給出了動態計算軸向水推力的公式，通過計算表明，使用改進后的動態水推力計算模型得到的結果能較好的反應實測的動態軸向水推力。
  7. Under the condition of knowing the mass, stiffness, damping and the real vibration response of stem, the propeller pressure impulses of blade frequency are deduced, these belong to structure dynamics problem that is loading identification problem

    摘要在已知船舶的質量、剛度、阻尼以及實測尾端振動速度的條件下，反推出螺旋槳葉頻激振力。
  8. A cascaded architecture is adopted, where desired propeller rate of revolution is generated by solving a static 2nd order equation with a parameter of desired thrust force, which is the input of the speed / position tracking control

    在推進器動態模型的基礎上，採用滑模控制的方法，由速度位置誤差獲得期望推力，再通過求解包括來流速度的二次方程得到期望螺旋槳轉速。
  9. Meanwhile, the mathematic model of torpedo ' s electrical propulsion system is established, which is composed of zn / ago batteries, two step shifting electrical equipment, cooterrotating dc motor and counterrotating propellers. the torpedo electrical drive system ' s changing regulations in stining, shifting and stopping ttansient process are exposited as well

    同時對由鋅銀（ zn / ago ）電池、兩級變速電器、雙轉推進電機和對轉螺旋槳組成的魚雷電動力推進系統建立了系統數學模型，揭示了由雙轉推進電機和對轉螺旋槳為主組成的魚雷電動力推進系統在啟動、變速和停車的暫態過程中的變化規律。
  10. In this papef, the torpedo ' s counterrotating propulsion dc motors ( including series excitation motor and permanent magnetic excitation motor ) are the core to stlldy ; combining the characteristics of battery shiffing electrical equipment and counterrotating propellers, the mathematic models of the torpedo ' s electrical counterrotating propulsion system ( including the mathematic models of the propulsion motors and the zn / ago battery and the shifting electrical equipment and counterrotating propellers ) are established

    本論文以雙轉魚雷直流推進電機（包括直流串勵電動機和永磁他勵電動機）為研究重點，結合鋅銀電池組、變速電器、對轉螺旋槳的特性，建立魚雷電動力推進系統的數學模型（包括推進電機、鋅銀電池、變速電器和對轉螺旋槳等的數學模型） 。
  11. The comparision of the computation result and the experimental data shows that prediction of ka series propeller by surface panel method is feasible

    本文嘗試建立一種面元法預報導管螺旋槳水動力性能的方法，為設計導管螺旋槳和研究泵噴射推進裝置建立基礎。
  12. Based on the mechanism of slipstream interaction, described in this thesis is firstly the interaction of the propeller slipstream with the wing 、 fuselage and horizontal tail. subsequently, the changes in lift 、 drag and pitching moment are derived, giving an engineering model for the prediction of the increments in the aerodynamic characteristics caused by the interference between the propeller slipstream and the other parts of aircraft. this method offers a powerful means to the calculation of the aerodynamic interaction between the propeller and the aircraft, providing reliable data for the design of and aerodynamic calculation on propeller - powered aircraft

    本文以滑流干擾的機理為出發點，研究了螺旋槳滑流與飛機機翼、機身、平尾組合體之間的相互影響，推導出滑流引起的飛機升力、阻力和俯仰力矩的變化，給出了滑流干擾對機體氣動特性影響的工程估算方法，為研究螺旋槳與飛機部件之間的相互干擾提供了有力的工具，為以螺旋槳發動機為動力的飛機的設計和氣動計算提供可靠的依據。
  13. The power of the diesel engine is transmitted to the rudder propeller through an elastic coupling, a clutch and the universal shafts, the rudder propeller transmits the engine power to the propeller via upper and lower bevel gear sets ( z - drive )

    原動機（柴油機）的推進動力通常是通過高彈性聯軸器、離合器、萬向傳動軸送到舵槳，舵槳將動力通過上、下兩對螺旋錐齒輪付傳送到螺旋槳，從而產生推力（ z型推進） 。
  14. The propeller of an airplane forces air backward, developing thrust

    飛機的螺旋槳迫使空氣向後移動，於是就產生了推力。
  15. A variable vector propeller, called the " varivec propeller ", is under development as a new propulsion system for the undersea robot. the varivec propeller is a kind of specific propeller that is capable of continuously generating any degree of thrust in any three dimensional direction by varying blades " pitches cyclically in the process of rotation and responds easily to the slightest change in the robot

    全方向推進器是一種在運動過程中螺距角可以變化的螺旋槳，該推進器是一種全新的設計，它最大特點是通過葉片螺距角在槳葉旋轉的過程中周期性的改變，產生前後、上下、左右六個方向的推力，並可以容易的對海洋機器人的微小運動作出反應。
  16. With the development of the world shipping and computational fluid dynamics, the propeller, as one of the widely used ship impeller, is progressing continuously

    隨著世界航運和計算流體動力學（ computationalfluiddynamics ）的不斷發展，螺旋槳作為一種應用廣泛的船舶推進裝置也在不斷發展中。
  17. The traditional design method of propellers is calculating the surface of propeller from table of offsets, which is low - precision and time - consuming. the dynamic flow performance could n ' t be forecasted by this method

    傳統攪拌槳設計都仿照船用推進螺旋槳的圖譜設計法，查表計算，精度低、周期長，且無法預測槳的流體動力性能。
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