軌道參數 的英文怎麼說

中文拼音 [guǐdàoshēnshǔ]
軌道參數 英文
orbit parameters
  • 軌 : Ⅰ名詞1. （路軌;軌道） rail; track 2. （比喻辦法、規矩、秩序等） rut; path; course Ⅱ動詞[書面語] （遵循; 依循） follow
  • 道 : Ⅰ名詞（道路） road; way; route; path 2 （水流通過的途徑） channel; course 3 （方向; 方法; 道理） ...
  • 參 : 參構詞成分。
  • 數 : 數副詞（屢次） frequently; repeatedly
  • 軌道 : 1 （供火車、電車等行駛的由條形鋼材鋪成的路線） track; pathway; rail; runway; circle; railway 2 （...
  1. Under the same controlled parameters conditions, the paper study out five possible projects for the magnetic levitation guideway girder

    在軌道梁基本參數相同條件下，擬定了五種可能的磁懸浮軌道梁結構方案。
  2. The basis of dynamics and simulation includes the iterative flyout angle algorithm to the solutions to lambert problem and battin ' s universal conic section state extrapolate method. then spacecraft ' s orbit roots, maneuver impulse and maneuver time are discussed as the following four part : first of all, the chaser ' s one orbit roots is selected as a variable to simulate its influence to the large scale orbital maneuver. the research reveals fact that the orbit roots both of chaser and target should be close to each other to achieve better maneuver and rendezvous " ability, moreover, the best orbit maneuver and rendezvous occurs when both chaser and target ' s initial phase angle are equal

    為了研究了交會機動中追蹤器和目標器的軌道根數、機動時限和機動能耗等因素對交會機動的影響，模擬和分析分為以下四個部分:首先，研究了追蹤器軌道單個參數為變量情況下兩航天器大范圍交會機動問題，研究表明，追蹤器的變化參量與目標器相應的參量在接近的情況下可以獲得良好的交會機動特性，而對于兩航天器軌道共面的情況下，初始相位角相等時則獲得最佳的機動效果。
  3. Then, the chaser ' s two orbit roots are selected as variable and visualizing the simulation by contour plot. this part of research draws the conclusion the same as the first part when the target ' s orbit is circular orbit, while the selected two variable can be wildly changed if the target ' s orbit is elliptical orbit. next, wait time before orbit maneuver is simulated

    其次，利用可視化的等值線圖研究了追蹤器軌道兩個參數為變量的情況下大范圍軌道機動問題，分析表明對圓軌道目標器交會機動時，追蹤器軌道根數不宜與目標器軌道根數相差過大，而對橢圓軌道目標器交會機動時，追蹤器軌道根數可選范圍較大，機動策略和方法富於彈性。
  4. Influence of track parameter on welded turnout combination system

    軌道參數對無縫道岔組合效應的影響
  5. The principle of how to supply energy for system has also been studied. secondly, the orbiting satellites are affected by several perturbations. we put the main emphasis on the influence of the perturbations of the atmosphere drag and the earth ’ s eccentricity on the six orbital factors and the simulation ’ s accuracy

    其次，衛星在軌運行時將受到各種干擾力的影響，因此在研究精確地磁場模型電動力纜繩離軌系統的動力學特性的基礎上，著重研究了大氣阻力攝動和地球非球形攝動對衛星離軌過程中各軌道參數的影響。
  6. In this application, the lorentz force generated by the interaction between the current in the wire and the geomagnetic field produces an electro - dynamic drag leading to a fast orbital decay. in this paper, we make an intensive study of the process of de - orbiting using electro - dynamic tether system. the concrete work includes : firstly, i have studied the basic principle of how to generate the electro - dynamic drag, modeled via accuracy geomagnetism, made a concrete analysis of the de - orbiting duration, the magnitude and direction of electro - dynamic drag under the action of the dipole and accurate geomagnetic models, set up a counterbalance between electro - dynamic torque and gravity gradient torque, emulate the de - orbiting process of spacecraft, and compared the change of six orbital factors and the de - orbiting duration under the action of the dipole and accurate geomagnetic models

    本文對基於電動力纜繩的航天器離軌過程進行了深入研究，具體工作如下:首先，本文研究了電動力纜繩產生電動力拉力的基本原理，建立了精確地磁場模型;分別在偶極子模型和精確地磁場模型作用下，對電動力拉力的大小、方向、離軌時間及電動力纜繩傾角的大小進行了計算分析;建立了電動力力矩與纜繩系統重力梯度力矩的平衡關系;分析了電動力力矩為系統提供能量的原理;最後分別在偶極子地磁場模型和精確地磁場模型作用下，對受電動力纜繩作用的航天器的離軌過程進行模擬，分析了在不同精度地磁場模型下，航天器離軌過程中各軌道參數的變化情況，並比較了不同模型對離軌時間的影響。
  7. An on - line minimum - variance estimator was developed for thrust acceleration applied to orbit transfer using discrete - time radar measurements. the mass - flow - rate of propellant was selected as a state variant, which was estimated by employing an integral state model and ekf filter. the variation equations for measurement vector to mass - flow - rate have been established to linearize the discrete - time measurement equations. the algorithm has applied successfully to maneuver process in commanding satellite into geo - stationary orbit. the results show that the algorithm developed here can monitor and determine whether engine works well or failure precisely and quickly during orbit transfer process

    飛行器軌道機動過程中，為跟蹤、定位機動目標和干預機動控制過程，需要統計處理離散的雷達觀測量實時估計推進發動機的推力，進而確定飛行器的瞬時軌道參數.本文所述演算法是該工程問題的探討和解決方案.文章建立了軌道機動過程中連續變質量運動模型和離散雷達量測模型，推進發動機的質量秒耗量作為表徵推力加速度的一個近似常量，應用擴展卡爾曼濾波對離散的雷達測量數據進行順序統計處理給出秒耗量的最小方差估計;文章詳細地推導了線性化量測模型的變分方程和觀測矩陣;模擬結果表明該演算法能快速、準確地估計推進發動機的質量秒耗量和向機動目標施加的實際推力
  8. The different galactic gravitational potential have not clear influence upon the perigalactic distance, eccentricity and uncertainty of orbital parameters, but which is significant for other parameters, such as the apogalactic distance, semi - major axis, radial period and azimuth period and so on ; ( 5 ) the monte carlo simulation show that : the distribution morphologies of the orbital parameters which are produced by simulation data are separated into three types : gaussian profile, semi - gaussian profile and non - gaussian profile

    不同的引力勢模型對近銀心距、偏心率和參數的不確定度等量影響較小，但是對遠銀心距、軌道半長軸、徑向周期和方位周期等參數影響較為明顯。 （ 5 ） montecarlo模擬的結果表明：根據模擬觀測數據得到的軌道參數的分佈形態大致可分為三類：高斯分佈、準高斯分佈和非高斯分佈；觀測數據對軌道參數的影響與樣本的選取、軌道參數的類型等有關。
  9. The effect of track stiffness and track damping on high - speed train hopf bifurcation speed is discussed. the difference of the lateral stability between vehicle and train under the same track conditions is given. during the research course, the effect of bogie suspension parameters, track parameters, lateral link stiffness and lateral link damping between cars on train ( vehicle ) hopf bifurcation speed are also educed

    在研究過程中，既研究了車輛系統懸掛參數對列車（車輛） hopf分叉速度的影響，也研究了軌道參數對列車（車輛）系統hopf分又速度的影響，同時還研究了車間橫向連接剛度導和橫向連接阻尼系數對列車系統運動穩定性的影響。
  10. The brief note gave the orbital elements of the hypothetical planet

    那張紙上寫了那顆假想行星的軌道參數。
  11. Satellite orbit parameters

    衛星軌道參數
  12. An analysis on the effects of track structure on the dynamic response of sleeper due to metro train

    軌道參數對地鐵列車所引起軌枕動力響應的影響
  13. Chapter 3 discusses the method to design format orbit by using hill equations and studies the precision of this method through simulate

    第三章提出了利用hill方程設計編隊隊形及計算軌道參數的方法。通過模擬分析了hill方程設計編隊隊形的精度。
  14. Moreover, before an observer could have used the information to point a telescope, someone would have had to translate the mean orbital elements into actual positions on the sky

    而且，即使觀測人員想利用這份資料搜尋夜空，還得有人將軌道參數轉換成星空中的實際位置，好教望遠鏡對準。
  15. Besides, considering the differences of the galactic gravitational potential models, there is different influence for the distribution morphologies of all of the orbital parameters of the selected sample clusters

    此外，不同的銀河系引力勢模型對所選樣本的軌道參數的分佈形態也有不同程度的影響。
  16. Thirdly, give the analysis of the current status of the lack of data in the space debris environment modeling aera, and propose the plan to carry on the search of the modeling data, and use the genetic algorithms to solve the search problem

    接下來闡述了對空間碎片軌道參數分佈進行研究的原理，此原理轉化為求解優化問題的數學模型，提出採用遺傳演算法解決優化問題。 （ 4 ）進一步講述利用遺傳演算法和編制模式實現求解的過程。
  17. Selecting the image elements of earth and moon centers as observed quantity, measurement noise model and observed equations of autonomous navigation system are built up. the spacecraft orbit is determined by using the recursive weighted least square based on ud factorization

    在奔選取地心和月心像素作為觀測量，建立了符合實際情況的量測噪聲模型和自主導航系統的觀測方程，並利用基於ud分解的遞推加權最小二乘演算法估計了奔月探測器的軌道參數。
  18. Finally the initial observational data are produced by monte carlo method, and the orbital parameters are calculated using the simulation data for the three sample clusters. the relationship between the distribution morphologies of the orbital parameters and the initial observational date as well as the different galactic gravitational potential models are discussed

    最後，對3個樣本球狀星團的觀測數據進行montecarlo模擬，並用於計算它們的軌道參數，以及討論軌道參數的分佈形態與模擬觀測數據和不同引力勢模型之間的關系。
  19. This dissertation focuses on the test on - orbit hj - 1c small satellite and its sar images, which includes the following parts : 1. the geometric characteristics of the sar remote sensor and its images are evaluated, which includes evaluations of the satellite poses, adjustments of the orbit parameters, and geometric corrections of the sar images

    本文將hj - 1c小衛星及其sar圖像在軌測試研究工作，概括為三個方面: 1 . sar在軌測試參數檢驗與其圖像的幾何性能評價，包括衛星姿態和軌道參數的評價，以及以sar圖像幾何粗定位、粗校正、及精校正為內容的sar圖像幾何校正評價。
  20. In this dissertation, missile ’ s states in the boost phase and trajectory parameters estimate algorithms are studied by using angles of arrival measurement from space - based infrared sensor, and the availability and precision is validated through simulation

    本文主要利用地球同步軌道的預警衛星敏感器探測的目標視線角測量，對導彈主動段運動狀態和彈道參數估計演算法進行了研究，並通過模擬驗證了方法的有效性和可行性。
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