orbit determination 中文意思是什麼

orbit determination 解釋
軌道計算
  • orbit : n 1 【天文學】軌道；【解剖學】眼窩，眶；（鳥或昆蟲的）復眼緣的頰部。2 （人生的）旅程，生活過程；...
  • determination : n. 1. 決心，決意。2. 決定，確定。3. 傾向。4. 【法律】判決；（權利的）消失，終止。5. 【物理學】測定，鑒定。6. 【邏輯學】規定，限定。7. 【醫學】（血的）涌集。
  1. It has some important potential applications in geodesy and geodynamics, including the definition, practical realization, and the interconnection of different reference frames, determining the geocentric positions of vlbi stations, estimation of the gravity field of the earth, and satellite orbit determination using the delay and delay rate observables

    它在大地測量和地球動力學方面很有應用潛力，如不同參考框架的定義、實現和相互連接，利用延遲和延遲速率來進行vlbi測站地心坐標的測定，地球重力場的估計和衛星定軌等。
  2. The research on autonomous navigation and orbital keeping technology of geosynchronous satellites : selecting position vector in the inertia space and longitude, latitude, radial errors in the hill equation as state variables, the precision of orbit determination caused by track dynamic model error, sampling period, and sensor measurement and install error is analyzed

    同步衛星自主導航與軌道保持技術研究：分別選取慣性空間位置矢量和採用hill方程表示的經、緯、向徑誤差作為狀態量，分析軌道動力學模型誤差、采樣周期以及敏感器測量、安裝等誤差對定軌精度的影響。
  3. Second part - the main contribution and research results of this paper are focused on as follows : ( 1 ) how to use the measurements of a dual frequency gps receiver to determine the ionospheric delay correction model for single frequency gps of a local range ; ( 2 ) how to separate the instrumental biases with the ionospheric delays in gps observation ; ( 3 ) how to establish a large range grid ionosphere model and use the gps data of chinese crust movement observation network to investigate the change law of ionospheric tec of china area ; ( 4 ) how to improve the effectiveness of correcting ionospheric delays for waas ' s users under adverse conditions. ( 5 ) how to establish the basic theory and the corresponding framework of monitoring the stochastic ionospheric disturbance using gps ( 6 ) how to improve the modelling ability of ionospheric delay according to its diurnal, seasonal, annual variations based on gps ; ( 7 ) how to meet the demand of correcting the ionospheric delay of high - precision orbit determination for low - earth satellite using a single frequency gps receiver 1 extracting ( local ) ionospheric information from gps data with high - precision the factors are systematically described and analyzed which limit the precision of using gps data to extract ionospheric delays

    二、具體研究工作的系統報告，主要集中在以下幾方面：研究如何利用單臺雙頻gps接收機的觀測信息確定電離層延遲改正模型，為小范圍的單頻用戶服務；研究如何實時分離gps觀測中的儀器偏差與電離層延遲；研究如何建立較大區域的電離層格網模型，進而初步設想利用中國地殼運動觀測網路深入研究我國領域的電離層的電子濃度變化規律；研究單頻用戶在不利條件下，如何更好地利用電離層延遲改正信息；研究利用gps監測隨機電離層擾動的基本理論和框架方案；研究如何綜合顧及電離層的周日、季節和年變化，進一步提高利用gps模擬電離層延遲的能力；研究如何實現星載單頻gps低軌衛星的精密測軌中的電離層延遲改正要求。
  4. Autonomous relative orbit determination for satellite formation flying on basis of orbit element differences

    基於軌道根數差的衛星編隊自主定軌研究
  5. Followings are the main study in this paper. 1 ) based on building the condition function of orbit determination of satellite - to - satellite tracking, the coefficient matrix of its normal function was studied. and the relativity of satellite ’ s corresponding orbit elements was analyzed in different cases

    本文的主要研究工作如下: 1 ）在建立星-星跟蹤定軌條件方程的基礎上，對其法方程的系數矩陣進行研究，分析了在不同情況下，衛星對應的軌道根數的相關性。
  6. 2. using the startlight angle as measurements, extended kalman filter is used for orbit determination

    以星光角距為量測量，運用廣義卡爾曼濾波實現定軌。
  7. 6. initial orbit determination for satellites based on angle measurements is investigated

    對繭于純角度觀測倩息的衛星軌邀確定方法進行了研究。
  8. But the shape of vsop satellite is quite irregular, with a large a / m and a short operational life ( 5 years ). the orbit determination of halca is accurate to 2 - 5 m ( frey 2002 ), and it is quite difficult to be accurate to 10 cm

    而vsop的外形極不規則，面質比較大，壽命估計只有5年，其定軌精度的實驗估計值為幾米（ frey2002 ） ，很難達到10cm的水平。
  9. By analyzing the method mathematically, the basic architecture of autonomous navigation system of constellation was designed. and also, the orbit determination method using whole net, the robust estimation method, and the integrated navigation method based on inter - satellite measurement and stellar refraction were studied emphatically

    通過對該方法進行數學分析，設計了星座自主導航系統的基本框架，並重點研究了整網定軌方法、抗差估計方法和基於星間觀測+星光折射的組合導航方法。
  10. Statistical orbit - determination

    統計定軌理論
  11. Kinematic orbit determination of low - earth orbiters based on gps precise point positioning technique

    精密單點定位的低軌衛星幾何法定軌
  12. Application of the improved helmert method for variance component estimation in precise orbit determination

    方差分量估計方法在精密定軌中的應用
  13. When one circle of angle observing data is available, a new kind of method, diagram approach, is presented when only short - arc angle measurements is available, the genetic algorithm ( ga ) is used for orbit determination

    當具有半四以上觀測弧段時，提出了一種圖解法確定衛星軌道；當觀測弧段較短時，採用遺傳演算法確定衛星軌遭。
  14. The result of gedex indicates that the orbit determination precision of space vlbi satellite is one of the main problems for geodetic study, therefore this investigation studies several technologies which possibly will be able to determine the orbit of space vlbi satellite

    Gedex實驗結果表明定軌精度是限制vsop用於大地測量研究的主要障礙之一。因此，本文研究了可以對空間vlbi衛星精密定軌的幾種技術和應用的可能性。
  15. Algorithm and simulation of autonomous orbit determination for navigation satellites

    導航衛星自主定軌的演算法研究及模擬結果
  16. Simulation of impact of force models on orbiting accuracy of reduced - dynamic orbit determination

    的彈道導彈攻防對抗模擬系統建模研究
  17. The changing law is presented, which can improve satellite autonomous orbit determination precision

    總結了其變化規律，可用於提高衛星自主定軌精度。
  18. An autonomous satellite attitude and orbit determination system based on the stellar refraction measurement is described

    摘要研究了基於星光折射量測進行自主確定衛星姿態及軌道的方法。
  19. Algorithms of on - board gps real - time single point positioning and dynamic orbit determination using positioning solutions are mainly studied

    本文重點研究星載gps單點實時定位和基於單點定位結果的動力學定軌方法。
  20. The development of researches and application techniques such as gravity filed recovery and atmosphere sounding by on board gps receivers pose very high requirements on precise orbit determination ( pod ) of low - earth - orbiters ( leos )

    藉助低軌衛星上搭載的儀器而展開的科學研究及各種應用技術的迅猛發展，對低軌衛星定軌精度提出了越來越高的要求。
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