軌跡最優化 的英文怎麼說

中文拼音 [guǐjīzuìyōuhuà]
軌跡最優化 英文
trajectory optimization
  • 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
  • 跡 : 名詞1 （留下的印子; 痕跡） mark; trace 2 （前人遺留的建築或器物等） remains; ruins; vestige 3 （...
  • 最 : 副詞（表示某種屬性超過所有同類的人或事物） most; best; worst; first; very; least; above all; -est
  • 軌跡 : 1 [數學] （某點在空間移動的路線） locus; trajectory; trail; travel; path; way; [電子學] trace; li...
  1. The complex nonlinear pursuit - evasion model of two spacecraft in near - earth coplanar orbit is simplified to linear model, the circular region the radius of which is equal to capture radius is defined as target set, capture is achieved when the evader come into the target set and the game is over ; the boundary of useable part ( bup ) is determined, and the analytical form solution of the linear equations is obtained by backward integration of the state variables from the bup, the linear barrier of the pursuit - evasion model and the optimum thrust of the both sides are thus obtained

    本文將近地共面軌道內運動的兩飛行器非線性追逃模型簡化為線性模型，以捕獲半徑的圓域定為目標集，確定目標集邊界上的可用部分，並以此為各狀態變量的起點，對時間進行倒向積分，求得線性方程組的解析解，從而確定了該追逃模型的線性界柵，以及界柵上對策雙方的最優推力，即求得了滿足最優策略時相對運動的軌跡和推力。
  2. During field application, the adjustment while drilling technique of horizontal wells for ultra - thin oil layers has been improved to accurately control geosteering, optimize well course and decrease the ineffective section to the limit

    在實施過程中，完善了適應超薄油層特點的水平井隨鉆調整技術，實現了準確把握地質導向、優化井眼軌跡，最大限度地降低了無效段。
  3. A niched - penalty approach is used to transform this optimal kinematical design problem to an unconstrained one. a kinematic accuracy comparison of the genetic designed fine - tuning stewart platform with the quasi - newtonian designed one is made. the comparison results have shown that the kinematic accuracy of the genetic designed fine - tuning stewart platform has a much higher accuracy and a compact structure than that of the quasi - newtonian designed one, which guarantees the accomplishment of high precision trajectory tracking and reduces the disturbance of wind to the feed - supporting system

    以並聯機器人jacobian矩陣的條件數為優化設計的目標函數，提出了基於遺傳演算法的並聯機器人最優運動學性能結構參數優化設計方法，採用實值遺傳演算法，對精調stewart平臺進行了優化設計，得到了最優運動學的精調stewart平臺結構參數，為實現新一代大射電望遠鏡饋源指向跟蹤系統高精度軌跡跟蹤控制奠定了堅實的基礎。
  4. ( 3 ) by the optimization experiments on several kinds of standard test functions, the calculation of off - line performances and the comparisons to another optimization algorithm, the effectiveness and the superiority of iga are got. ( 4 ) multi - object strategy that consists of the joints " best compliance critic and the location critic is proposed to uniquely determine the inverse kinamatics solution in planar redundant manipulator trajectory planning. next, by the introdu

    3 、通過對兒類標準測試函數的優化實驗、優化離線性能的計算和與其他優化方法尋優效果的對比表明了的有效性和優越性； 4 、針對冗餘度機械手的軌跡規劃問題，提出了融合關節最佳柔順性準則和定位控制準則的多目標策略，從而在理論上保證了運動學逆解的唯一性。
  5. By using pso method, the optimal control input signal is obtained and the optimal trajectory of the nonholonomic motion planning can be found

    利用粒子群演算法確定最優控制輸入信號，得到了系統非完整運動的優化軌跡。
  6. In order to reach the target of the curve of information input and value output extending along the optimized locus with the limited resources, this paper displays optimization of the model to control information input and value output

    通過對企業知識動力模型的優化，來控制知識的輸入與價值的輸出，從而達到在企業有限的資源條件下，使知識輸入?價值輸出曲線按最優的軌跡發展的目標。
  7. Design the optimal climb trajectory of the attack uav in the vertical plane using nonlinear programming. the calculation result states that the final altitude predetermined can be climbed fast and there are beter the profit in performance according to the climbing trajectory optimized

    應用非線性規劃方法對無人機在垂直平面內的最優上升軌跡進行優化設計，經優化后的爬升軌跡可以快速爬升到預定的終點高度，具有較好的性能效益。
  8. At last, under the environment of matlab, taking the track of zmp as the restrain and the minimum accelerations of joints as the optimizing aim, the parameter, which is supposed in the walking pattern design based on parameter, is optimized by genetic algorithm

    最後，在matlab環境下採用有約束的遺傳演算法，以zmp點的軌跡作為約束條件，以關節加速度最小為優化目標，對參數化步態設計中的參數進行優化並進行模擬。
  9. The example in the end of the paper shows the method is right and reliable

    文章最後的實例計算表明，本文提出的水平井待鉆井眼軌跡最優化設計方法是正確的、可靠的。
  10. The theories of multi member function ' s extremity value, hooke jeeves mode searching method solving wholly complex problem of extremity value and uniformity design method, one new and efficient method to choose test point, are applied to establish the two - dimension oil well orbit optimized model. the shortest length of oil well orbit curve is regarded as this model ' s object and all kinds of effecting parameters are analyzed

    通過引入多元函數極值理論、求解復雜極值問題的hookejeeves模式搜索法及一種較為新穎和高效的試驗點選擇方法：均勻設計法，建立以最短油井軌跡曲線長為目標的二維油井軌道優化設計模型，並對影響井軌跡曲線的參數進行了較為詳細的分析。
  11. Finally, for the definite mechanism and indefinite size of industrial robots ' executor as well as the size ^ optimization goal, the mathematic model is set up to optimize the executor ' size with using complex optimization method. next, for the optimized executor, the desired trajectory and planning goal, the kinematics model and proper referent and motive coordinates systems are set up. by making use of the result of the previous motion analysis, genetic algorithm is applied to the trajectory planning of executor

    最後，對于結構給定而構件尺度未定的工業機器人執行機構，先根據機構尺度優化目標，建立數學模型、用復合形法進行構件尺度優化；再根據給定的期望軌跡和規劃目標，建立數學模型，利用復指數變換法對執行機構進行運動分析的結果，採用進化演算法對工業機器人進行軌跡規劃。
  12. Statistically, it makes a quantitive analysis on the evolvement of the country economic structure in xi ' an city, the economic benefit of the changes in industry structure, the effect on labor resource collacation in industry structure and the effect of the increasing income of countrymen in industry structure changes, which discloses a rule of the industry structure evolvement in country. the putting forward of the non - agriculture industry in country, especially the rapid increase in country industry will promote the rise of the country industry level for a long term. the country industry structure influences a lot the increase of the farmer ' s income which is also affected by agriculture structure and planting structure, but less. the non - agriculture industry plays a main role in the increase of farmer ' s income. for the low level of the townlization and industrialization, developing industry, construction and commercial in country is very feasible to resolve the problem of spare labors in country. it is strengthening labors transferring and reducing the modulus of labor over the infield that farmers income could be kept increasing. after a theoretical analysis and twenty years practise in the regulation of country economy structure after the reform and opening policy in xi ' an, a new thought of regulating country economy structure in xi ' an is put forward that a strategic regulation must be taken in country economy structure and the agriculture structure must be optimized. moreover, an expanding agriculture must be developed and transfer the spare labors in country effectively. so the government function during the regulation of country economy structure is transferred to : the first one, making the stress policy in the regulation of country industry structure. 2ndly, strengthening the force in regulating country industry structure ; 3rdly, making a plan on the regulation of country industry structure ; 4th promoting the optimizition and upgree of industry relying on sci - tech progress ; 5th enhancing the townlization and optimizing the country industry structure ; last one, improving the quality of labors in full scale

    本文在概述經濟結構理論的基礎上，第一次系統地研究了西安市農村經濟結構調整，用數據統計的方法，定量、定性地分析了西安市農村經濟結構演變的軌跡，分析了產業結構變動的經濟效益、產業結構勞動力資源配置效應、產業結構變動的農民收入增長效應，揭示了農村產業結構演變的規律。提出農村非農產業，尤其是高速增長的農村工業，對促進農村產業水平的提升起著長?推動力的作用；農民收入增長直接受農村產業結構的影響最大，農業產業結構、種植業結構對農民收入有影響，但作用不可高估；非農產業是農民增收的主要支撐力量，解決農村余勞動力在城鎮化、工業化水平不高的情況下，切實可行的選擇是在農村發展工業、建築業、商飲業等非農產業；農民收入要保持快速增長態勢必須加大農村勞動力轉移力度，減少耕地承載勞動力的系數。通過理論分析，結合西安市改革開放后20多年的農村產業結構調整的實踐，提出了西安市農村產業結構調整的發展思路及目標、原則，明確指出了政府在農村經濟結構調整過程中的職能轉變的重要方面：一是制定農村產業結構調整的傾斜政策，二是加大對農村產業調整的投入力度，三是制定產業結構調整的規劃，四是依靠科技進步促進產業優化和升級，五是加快城鎮化過程，優化農村產業結構。
  13. Layout input pole length ' s locus when the mechanism follows kadang movement in two ways. one is multinomial curve locus and the other is linearity intermixed by parabola curve locus. we study the displacement > velocity and acceleration curve consulting time under variety velocity characters, and get the best curve and the best velocity character, which will have a very important significance for kadang movement ' s input control of this mechanism

    對卡當運動輸入桿件的伸長進行了軌跡規劃，採用了多項式與混有拋物線的線性函數作為規劃軌跡，研究了不同速度參數條件下的位移、速度、加速度的時間變化曲線，給出了最優曲線和最優速度，這對于機構卡當運動輸入控制的實現和優化具有重要意義。
  14. Well trajectory for non - straight wells, which includes directional wells, horizontal wells, siedtracking and / or horizontal wells, long - reach wells and multibranches, is one of key techniques in non - straight drilling. the main results, obtained in this dissertation, may be summarized as follows

    本文以石油工程中的非直井（定向井、水平井、側鉆井、側鉆水平井、大位移井、分支井）軌跡控制為背景，研究了一類約束優化與最優控制問題。
  15. Sequential quadratic programming ( sqp ) method is developed to schedule the time intervals between each pair of adjacent knots such that the total traveling time is minimized subject to the physical constraints on joint velocities, accelerations, and jerk. algorithm comparison of flexible polyhedron and sqp is done to show the good quality of sqp

    在速度、加速度、加速度變化率的約束條件下，使用二次規劃法獲得了運動總時間最短時的關節軌跡，將所用演算法與現有演算法對比表明了所用演算法的優化性。
  16. Abstract : a method named multi - times optimization is presented to solve the multi - specification optimization problem, which is difficult to solve using the variational optimal theory. in the method several demands are reduced to some sub - tasks. in every subtask a demand that can not be transformed into bound condition is taken as performance specification for optimazation, and the other demands are taken as bound conditions. by means of the method, the arrival time, number of turn, turn angle of the aircraft in the terminal area are selected as performance specification separately, and the general character of optimal flight route in the terminal area is given

    文摘:為了給飛機提供一條能滿足多種指標要求的最優飛行軌跡，針對變分最優理論難以求解多指標優化問題，提出了命名為多次優化的方法，即將多要求的優化任務分成先後相繼的多次任務，每次任務中選取一種不能邊界轉化的要求作為最優性能指標，而其餘要求轉化為邊界條件.利用這一方法以時間、轉彎次數、轉彎角度為最優性能指標給出了終端區最優飛行軌跡的一般特徵
  17. The topic is from the national " 973 " project " the new principles and methods of high - performance electronic components of digital product design manufacturing ". closely combing with the high - speed high - precision planar parallel position robot developed by the project, we have carried out a deep research on robot control system architecture, time - optimal control algorithm and servo system control algorithm, achieving high - speed and high - precision point to point control and trajectory tracking control

    本課題來源於國家「 973 」計劃項目「高性能電子產品設計製造精微化數字化新原理和新方法」 ，密切結合該項目所開發的高速高精度平面並聯定位機構，對機器人控制系統體系結構、時間最優控制演算法以及伺服系統控制演算法進行了深入的研究，實現了高速度、高精度的點位控制和軌跡跟蹤控制效果。
  18. A perturbation guidance technique is then used ; the equations of motion in the longitudinal channel are linearized around the nominal trajectories and linear quadratic control laws are developed on the deviation of the aircraft states from these nominal values

    本文針對飛機的時變非線性縱向動力學模型，沿給定的起飛軌跡建立小擾動線性化方程，通過線性二次型最優控制使飛機沿給定的起飛軌跡飛行。
  19. The paper introduces the nonlinear programming method under nonlinear constraints to well trajectory design while drilling and puts forward an optimization method for well trajectory design

    本文將非線性不等式約束下的非線性數學規劃理論引入到水平井待鉆井眼軌跡設計中，提出了水平井待鉆井眼軌跡的最優化設計方法。
  20. To solve the optimal control problem, some methods about pre - solver analysis and treatment were put forward, such as moving equations translated into frame of wind and normalized. those methods not only simplified the computation, but also favored the selection of weighting coefficient, and unified the solving methods for the optimal control problem in reachable or unreachable target point

    在最優控制的求解中，提出了向風坐標系轉化、無量綱化等解前分析的思想，簡化了計算，方便了加權因子的選擇，使目標點可達與不可達的翼傘系統歸航軌跡最優控制問題得到了統一的求解。
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