trajectory calculation 中文意思是什麼

trajectory calculation 解釋
軌跡計算
  • trajectory : n (拋射體的)軌道,彈道;流軌;【幾】軌線。 a curved [direct fire flat highangle fire low] traje...
  • calculation : n. 1. 計算,計演算法。2. 推定,預測。3. 深思熟慮,精打細算;慎重的計劃;算計。
  1. Calculation of the electron trajectory for 200kv self - shielded electron accelerator

    電子簾加速器的電子束軌跡的計算
  2. 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
  3. Orientation weighting restricts the direction of trajectories by predicted candidate trajectories and shrink ferret window, and reduces the amount of calculation. truncated sequential probability ratio test ( tsprt ) is also a algorithm of tbd, it can improve calculation efficiency by multistage thresholds to truncate tree - structured list of candidate trajectory of low degree of confidence

    截斷序貫似然比方法也是一種tbd檢測的方法,其通過多級門限截斷置信度較低的軌跡樹達到提高效率的目的,在動態規劃中加入該演算法,使之積累的軌跡數減少,降低了計算量和存儲量。
  4. 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。
  5. ( 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。
  6. The accurate calculation of the input voltage and the compensation for the dc - offset error and the variation of the stator resistance are important factors in practical implementation of the integration since they can cause a drift in the stator flux linkage trajectory and furthermore deteriorate the quality of torque control

    因此,輸入電壓的準確計算、直流漂移量的補償以及定子電阻變化的補償都是影響積分計算準確性的重要因素,這些誤差會導致定子磁鏈軌跡的偏移,進而降低系統轉矩控制的性能。
  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. In this paper, we not only analysed the different effects of the disturbing gravitation on the trajectories of different ranges, but also discussed shortcomeings of the spherical harmonics model by which the external gravitation potential of the earth is shown usually. when the model is applied directly to the calculation of the trajectory, since the recurrent calculation can not be avoided, an increase in orders of model will result on a decrease in the speed of calculation

    本文重點分析了擾動引力對不同射程導彈的落點偏差的影響,並且討論了原有計算擾動引力的球諧函數法在計算速度上的缺陷(由於勒讓德函數的遞推計算,使得隨著模型階數的增加模型的計算速度下降) ,然後對其進行改進使其能更好的適用於彈道計算。
  9. It is shown that the results calculated using the ccdwa are agreement with one of the accurate quantum mechanics employing the same potential. quantum mechanical tunneling is important in near threshold, and classical trajectory calculation is not good for prediction of the cross sections. the reaction cross sections calculated using different potentials is different, which show that the investigation of reaction cross section can provide evidence for test of accuracy of the potential energy surface

    研究發現:勢能面相同時用ccdwa方法計算的截面和公認精確的量子力學結果比較符合;閾能附近的量子力學隧道效應較為顯著,準經典彈道方法不能很好的預言其截面;用不同勢能面計算的反應截面有差別,說明反應截面的研究能為檢驗勢能面的準確性提供依據。
  10. Application of stochastic trajectory model to nozzle two - phase flow calculation

    隨機軌道模型在噴管兩相流計算中的應用
  11. Calculation of the pressure of the internal trajectory and the gas - operated chamber of the heavy caliber machine gun

    大口徑機槍內彈道及導氣室壓力的計算
  12. The position of the trajectory depends on the ratio of bead - to - fluid density, the ratio of bead - to - disc radius and the reynolds number which describes the operating conditions of the stirred media mill. by means of the beads motion in the calculation domain, the influence of different comminution operation parameters on comminution results is discussed. those parameters mainly include the beads size, beads density, stirrer angular speed and liquid density and viscosity etc. those parameters are optimized so that the comminution results are improved

    通過研究研磨介質在計算域內的運動來探索不同的粉磨技術參數對粉碎效果的影響,這些粉磨技術參數主要包括磨介尺寸、磨介密度、攪拌盤速度、液流密度及粘度等;通過優化這些參數來達到提高攪拌盤式攪拌磨粉磨效果的目的。
  13. The algorithm of strapdown inertial navigation system is also discussed and then use the flight - track generator to give a simulation, since a closed loop feedback integrated navigation system is designed in this paper, and the output of the filter must feed back to the strapdown inertial navigation system, the analysis of the algorithm in strapdown inertial navigation system is important. the scheme to design the trajectory of gps and the simulation of gps constellation are then studied, the simulation of gps constellation is given from the calculation of vernal equinox base on the principle of celestial mechanics, this method of different from other methods given by other paper and is useful to the research of satellite navigation system. a new method to abstract noise modal in integrated navigation system is proved to be useful in practice, this method, which is given by use the principles of stochastic processes, statistics, time series analysis, and system identification, is suitable for the kalman filter in integrated navigation system

    如航跡產生器的設計,該航跡產生器是研究組合導航問題的前提,從國外一些研究組合導航系統的文獻中可以看出,設計這樣一個航跡產生器是非常必要的,所以本文自行設計了這樣一個系統;還討論了捷聯慣性導航系統中捷聯解算的方法,並進行了模擬研究,由於在本文設計的閉環反饋式組合導航系統中,對捷聯慣導系統的平臺誤差進行閉環控制,需要將濾波器輸出的校正量反饋到捷聯解算內部,所以必須對捷聯解算進行深入的研究和分析,更何況捷聯解算問題本身也是導航界的一個熱門研究課題;另外,本文還介紹了gps軌道及其星座模擬的設計思想和方案,與以往gps軌道和星座模擬不同的是本文從天體力學中計算春分點開始,逐步進行gps軌道及其星座模擬,這樣的設計方法對從事衛星導航的研究工作是有價值的;還對組合導航中誤差建模方法進行了研究,綜合運用隨機過程、概率統計、時序分析及系統辯識等方面的理論提出了一套適合組合導航卡爾曼濾波的誤差建模方法,並運用實際研究工作中的測量數據對該方法進行了驗證。
  14. Research on multi - parameter according calculation of interior trajectory based on improved generic algorithm

    基於改進遺傳演算法的內彈道多參數符合計算
  15. The child system of calculation analysis includes the optimization design of total parameters of solid rocket motor, the calculation of internal trajectory, the calculation of thermodynamic parameters, the limited element analysis for stress of motor shell, the calculation of structure characteristic parameters, the calculation of particle external trajectory, the design and calculation of the ignition device

    計算分析子系統包括火箭發動機總體優化設計、內彈道計算、熱力參數計算、發動機殼體應力有限元分析、結構特徵值計算、質點外彈道計算、點火裝置的設計計算。
  16. Wellpath design trajectory calculation for directional drilling

    定向井軌道設計與軌跡計算
  17. This thesis introduces the design of aero - dynamic calculation module, trajectory calculation module, and the visualization simulation module. at the last a example of visualization simulation of a kind of air - to - air missile was given

    第五章講述氣動計算模塊,彈道計算模塊以及可視化模擬模塊的程序設計,並對某空空導彈的飛行過程進行了可視化模擬。
  18. And i also propose a new method oftracking control. this method divides desired trajectory into many pieces and follows the pieces one by one. with the method, the calculation of curvature of tracking trajectory and complex calculating process can be avoided, and the performance of real - time and precision can be improved

    在跟蹤方面,本文提出了將被跟蹤路徑分成若干微小線段,應用以微小直線段代替曲線的方法,然後分段跟蹤,並給出了這種方法的穩定性證明,模擬結果證明了其有很好的跟蹤效果。
  19. A strategy of parallel calculation and parallel control for trajectory planning of parallel machine tools is proposed based on multiple tms320f206 dsp chips

    提出了一種基於多個tms320f206dsp晶元的並聯機床的軌跡規劃的并行四川大學碩士學位論文計算和并行控制策略。
  20. The qualitative work including : research the phase trajectory of the system 、 poincare map 、 power spectral and auto - correlation. the quantitative work including : calculation of ratio of period 、 calculation of fractional dimension and coefficient of lyapunov, especially ratio of period and the maximum lyapunov exponent. the results show that chaos occurs in the movement of system

    定性的研究工作有:研究系統運動的相軌圖、龐加萊映射圖、功率譜圖和自相關函數圖;定量方面的研究工作有:周期比的計算、分維數的計算和lyapunov指數的計算,並著重進行了周期比和最大lyapunov指數的計算。
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