trajectory method 中文意思是什麼
trajectory method
解釋
軌跡法- trajectory : n （拋射體的）軌道，彈道；流軌；【幾】軌線。 a curved [direct fire flat highangle fire low] traje...
- method : n 1 方法，方式；順序。2 （思想、言談上的）條理，規律，秩序。3 【生物學】分類法。4 〈M 〉【戲劇】...
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Testing method for trajectory calculation software in fire control systems
火控系統彈道解算軟體的測試方法 -
A method to calculate trajectory length of anti - submarine homing torpedo
反潛自導魚雷彈道長度的一種計算方法 -
In process of the trajectory planning depending on robot " s kinematics, we propone a method which can get middle nodal point with normalizing factor in order to simplify our process, in addition, includes actual physics signification
在基於機器人的運動學的軌跡規劃中，通過在操作空間的規劃，提出了歸一化因子來求解中間結點，通過它可以使求解中間結點變得更簡單，並且賦予它們實際的物理含義。 -
A slot was cut in the back plate of the double - foil shield to improve the flow field with air diversion method. the flow field and droplets trajectory near the shield are simulated in wind tunnel by fluent software to analyze the wake flow affecting the spray drift. from simulation, the improved shield spray in reducing drift is better than double - foil shield spray and conventional spray in six types of wind velocity
本文採用導流法在雙圓弧罩蓋上開口，利用fluent模擬分析和比較罩蓋噴霧流場，並模擬該流場下的霧滴運動軌跡來分析霧滴的飄失性，模擬結果表明：結構改進后的罩蓋噴霧流場得到改善，其減少霧滴飄失的效果好於原罩蓋，更優于常規無罩蓋噴霧。 -
Improving design of reentry vehicle trajectory optimization using direct collocation method
基於直接配點法的再入軌跡優化設計 -
Second, by computing the trajectory of the missile and the method of analyzing cep, influences that the fighter ' s height, speed, pitch angle, the deflection angle between fighter and target, and the target moving characters make on the times of fighter attack and missile launch are deeply developed. third, by relating the motion of the missile and the fighter, the influences that fighter ' s dive angle and the deflection angle between fighter and target make on the attack field of the fighter are discussed in this paper when the fighter perform vertical and horizontal attack. criterion of attack effect is proposed focusing on attack time of the fighter, trajectory of the missile and destruction probability to the target
本文主要完成了以下幾個方面的工作：對導彈可發射區和飛機可攻擊區進行建模，通過對導彈彈道的模擬計算，並運用典型的圓概率偏差精度分析方法，詳細討論了飛機實施攻擊時，飛機的飛行高度h 、速度v 、俯仰角、與目標的偏離角_ x及目標運動特性等對飛機攻擊時機和導彈發射時機的影響；因此，將飛機和導彈結合起來，詳細研究了飛機在垂直平面和水平平面內實施攻擊時，飛機俯沖角和與目標的偏離角_ x對飛機的攻擊范圍的影響；以飛機實施攻擊的時間t 、彈道特性和對目標的殺傷概率p來評判對地攻擊的效果；最後給出典型算例，通過對空地攻擊過程的模擬實現，對飛機飛行過載提出要求。 -
On the basis of solving ballistic equation in real - time, the authors solved the unified calculation problem of non - flat trajectory comprehensive coefficient under the condition of strong constraint, found the estimating method of flat trajectory comprehensive coefficient, carried out the generalized design of solving trajectory model in real - time, and given a program flawchart
摘要根據基於彈道方程的實時解算演算法，解決了強約束條件下非低伸彈種彈道綜合系數的統一計算問題，找出低伸彈種彈道綜合系數的估計方法，進行了彈道實時解算模型的通用化設計，給出了程序流程並進行了測試。 -
Firstly, the mathematical method, wavelet transform of random error processing and kalman filtering algorithm of system error estimation, is designated ; the process of development of wavelet transform and its present research is recommended ; and, the definition and development situation of real - time data processing and post - flight data processing of trajectory measurement data is summarized briefly
首先指出了應用的數學方法，即處理隨機誤差的小波變換方法和估計系統誤差的kalman濾波演算法;介紹了小波變換方法的發展過程和國內外的研究現狀;綜述了彈道測量數據的實時數據處理和事後數據處理的概念和發展狀況。 -
This design method overcomes the traditional autopilot ' s disadvantage that should shift the autopilot ' s gain according to flight phase ; it also can make the btt missile fly stably along the whole trajectory, and can intercept a maneuvering target accurately
該設計方法克服了傳統自動駕駛儀在控制導彈飛行中需逐段切換增益的不足，能控制btt導彈在大空域內沿全彈道穩定飛行，並能精確攔截機動目標。 -
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。 -
In addition to pic method, the numerical computation method is used as a compensation for the study of the characteristics of electron beam. the two methods are used separately to attain the trajectory of axially - emitted electron beam in diode region and drift region, and the trajectory of radially - emitted electron beam with axial, azimuthal, as well as compounded axial and azimuthal magnetic field. three two - dimensional codes and two three - dimensional codes have been made out to compute the trajectories
本文特點之一就是採用粒子模擬和數值計算相結合的方法進行模擬計算，分別得到了軸向發射條件下電子在二極體區域和漂移區的軌跡，徑向發射條件下電子在角向磁場、軸向磁場、角向和軸向復合磁場中電子的運動軌跡，分別編制了三個二維電子軌跡計算程序和兩個三維電子軌跡計算程序，最後將粒子模擬和數值計算得到的結果進行了對比，得到了較為滿意的結果。 -
The singularity of the optimal designed fine - tuning stewart platform is analyzed using this new genetic singularity analysis method. the results have shown that the fine - tuning stewart platform is singularity - free, which has laid a solid base for the high precision trajectory tracking of the ska
採用實值遺傳演算法對優化的精調stewart平臺進行了奇異性分析，證明了所設計的精調stewart平臺在工作空間內不會發生奇異。 -
Use energy - based control method to achieve the entry flight control of reusable launch vehicle. the basic concept is to take the energy as primary control variables, reduce the order of the system and design a tracking law to follow a three - dimensional entry trajectory
本文採用基於能量的控制方法實現對航天器再入軌跡的控制，將能量作為獨立參量，從而降低系統的階數，利用線性反饋的方法設計一個跟蹤三維再入軌跡的控制律。 -
Abstract : with simulated annealing approach based on simple method, the dynamic system of some submarine - launched missile carrier s water trajectory is identified, and the effects of no - modeling uncertainty and dimension of parameters to be identified on overall identification precision are investigated
文摘:運用基於單純形的模擬退火演算法對某潛射導彈運載器水彈道動力學系統進行了辨識，並探索了未建模不確定性及待辨識參數矢量的維數對辨識精度的影響。 -
A geodesic based trajectory planning method for robots is proposed in this paper, which overcomes some shortcomings of traditional trajectory planning method
摘要提出了一種基於測地線的機器人軌跡規劃方法。 -
Because arc length of trajectory is regarded as the variant in geodesics based method, it possesses the advantages of non - time based trajectory planning at the same time
本文的基於測地線的軌跡規劃是以軌跡弧長作為參考變量的，因此它還具有非時間參考的機器人軌跡規劃的優點。 -
The double - color method and theory for stereodisplay of the torpedo ' s trajectory are presented in this article. program which is using the programming language of visual c + + 6. 0 + mfc + opengl has been compiled. in this program, torpedo can be displayed in stereodisplay mode, which can be controlled adapting to the changing of time and space
本文提出了魚雷彈道雙色立體顯示技術，系統的介紹了魚雷彈道立體顯示的原理和方法，並採用visualc + + 6 . 0 + mfc + opengl軟體結構編制了相應的程序，使魚雷最終能夠直觀的，以圖象信息表示出其隨時間和空間變化過程，即以立體圖象呈現在研究者面前，從而能夠更為方便地模擬和計算，對魚雷彈道的研究和設計具有十分重要的意義。 -
A method for trajectory planning of robot in cartesian space
笛卡兒空間機器人軌跡規劃方法 -
Second, the author introduced a new stability region, and programmed a trajectory of variable zmp, which was defined as a cosine curve ; the author also designed a cog - compensated method to keep the cog ’ s height ; based on dynamics of 3 - d inverted pendulum, the author educed the cog ’ s trajectory equation of the robot in the three - leg - support phase, and used third - order splint function to ensure the acceleration continuity of the robot ’ s cog in the four - leg - support phase. at last, walking patterns of the corresponding gait are generated through programmer design
然後，提出了一種新的支撐區域選取方法，採用了按餘弦規律變化的zmp運動軌跡;為了維持機器人行走時重心高度不變，採用了一套有效的質心高度保持方法;基於三維倒立擺模型，推導了機器人三腳支撐期質心運動軌跡方程;採用三次樣條曲線插值規劃了四足支撐期加速度連續的質心運動軌跡。 -
As far as the system observation for accuracy evaluation of carrier rocket is concerned, there may exist different types of observed data and priors. heterogeneous information means that the different information describing the different characteristics of the same object. since all of the information is relevant to the same object, the fusion is possible. it is a key problem that how to fuse the heterogeneous information to obtain the better evaluation result. therefore, the different heterogeneous information and data is thoroughly studied, moreover, the mathematical description for information fusion of different parameter priors and data is constructed in this paper. based on their relationship between different parameters, indirect prior and observation data is transformed into prior in impact point observation space, which is fused with original prior by weight determined by maximum entropy rule to obtain the mixed posterior distribution. therefore, the test results can be given by combining posterior distribution and impact error observed data. then its application on evaluating guidance systematic error is elaborated as it applies trajectory tracking data, test value of coefficients of guidance instrumentation systematic error, impact point observation data and prior. especially, the advantage of this method lies in its application in case that guidance instrumentation systematic error may not be computed precisely. finally a detailed example on evaluation of carrier rocket is given to verify the theory
為充分利用運載火箭觀測中的不同觀測空間和過程的信息來進行精度評估，針對該背景建立了異質先驗融合的數學描述.研究了飛行試驗中不同觀測空間和過程的異質先驗信息和數據，基於不同觀測過程的解析關系，將間接過程的先驗和觀測數據算出的后驗分佈轉換成落點觀測空間上的先驗，與原落點的先驗進行了最大熵加權融合，得到混合后驗分佈，從而結合落點觀測數據給出評定結果.在無法解算出精確的制導工具誤差系數的情況下，這種方法充分利用了彈道跟蹤數據、工具誤差系數的地面測試先驗值、落點先驗及落點數據，穩健性更好，準確性更高
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