phase trajectory 中文意思是什麼

phase trajectory 解釋
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  • phase : n 1 形勢，局面，狀態；階級。2 方面，側面。3 【天文學】（月等的）變相，盈虧；【物、天】相，周相，...
  • trajectory : n （拋射體的）軌道，彈道；流軌；【幾】軌線。 a curved [direct fire flat highangle fire low] traje...
  1. In preflight planning phase, the optimal global trajectory and its safe corridor can be found via synthesizing many kinds of information by large - scale computers on earth

    在離線航跡規劃階段，最優全局航跡規劃和安全走廊可以通過綜合地面計算機的大范圍多種信息的方法來獲得。
  2. 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。
  3. According to purpose of the towed flight, a new trajectory consisting of taking off, climbing phase, level flight phase is presented with. trajectory pitch angle of the towing plane is optimized. according to the flight law of the towing plane, the fin deflection angle and amplification coefficient of particle - system trajectory of carrier rocket are designed, in order to realizing flight steadily of the carrier rocker

    根據牽引飛行的目的，對載機應用了「起飛?爬升?平飛」的變軌道飛行方案，同時對載機軌道的傾角、傾角變化規律進行優選設計；再根據載機的飛行規律，對運載器質點系軌道的舵偏規律及其放大系數進行了設計計算，實現運載器穩定牽引飛行。
  4. To optimize the multi - phase homing trajectory, an improved adaptive genetic algorithm ( iaga ) was proposed, which could efficiently improve convergence speed and avoid the occurrence of premature

    在對分段歸航軌跡的優化中，提出了改進自適應遺傳演算法，該演算法通過增加「強化」運算元、改進對種群「早熟」程度評價指標等，有效地提高了收斂速度、避免了「早熟」現象。
  5. Then, the minimum - time trajectory planning ( mttp ) for single manipulator is investigated. mttp with dynamic model constrains is presented in detail. then a algorithm of dynamic searching time - optimal trajectory based on phase - plane techniques is proposed and simulated

    其次，研究了沿指定路徑單臂最優時間軌跡規劃，先詳細介紹考慮動力學模型的最小時間軌跡精確解法，然後提出了一種基於相平面動態搜索時間近似最優軌跡的方法，並將該演算法進行了模擬實驗。
  6. 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。
  7. Based on variable zmp and dynamics of 3 - d inverted pendulum, we educed the cog ( center of gravity ) ’ s trajectory equation of the robot in the single - support phase and transition of locomotion phase. and we used third - order spline function to ensure the acceleration continuity of the robot ’ s cog in the double - support phase. thereby, the smooth trajectory of cog was gained by planning

    由基於可變zmp和三維倒立擺的動力學原理，推導出了單腳支撐期內和步行方式轉換期間機器人的質心運動軌跡方程;並採用三次樣條曲線來保證機器人在雙腳支撐期質心加速度的連續性，從而由規劃得到了光滑的質心運動軌跡。
  8. Then the phase trajectory is estimated based on mmse criterion, and the frequency offset and initial phase can be achieved

    在此基礎上，基於mmse準則計算載波相位的軌跡，得到頻差和初始相位。
  9. 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
  10. Numerical simulation on the gas - solid multiphase flow in new type pulverized coal impact rich / lean burner is presented in it. under the guidance of the theory of computer aid test ( cat ), the dissertation uses particle - particle random impact model and the fluctuating - spectrum - random - trajectory ( fsrt ) model to simulate the gas phase flow and the particle phase flow based on the lagrange approach, compared with experimental results, and reaches satisfied efforts

    在cat計算機輔助試驗理論的指導下，結合實驗研究，本文採用包括脈動頻譜隨機軌道（ fsrt ）模型、顆粒和顆粒的隨機碰撞模型等先進的氣固多相流模型，在高濃度氣固多相流動數值模擬這一前沿研究方面得到了很有價值的結果。
  11. Then the behavior of the free joint when we bring the periodic perturbation through controlling the actuated joint is analysed, we can find in the result that the behavior of the free joint in the phase plane follows an ordered closed trajectory with the center equilibrium point + 2 in the case where the amplitude of the input is small, we can define a weakening factor to make the position of the free joint reach the center equilibrium point + 2

    通過相平面分析的方法分析了當驅動臂施加周期擾動對非驅動臂運動的影響，其結論為通過調整驅動臂周期擾動的幅度及極性，可以使非驅動臂沿著圍繞平衡點2的極限環軌跡運動。在此基礎上，提出衰減因子的概念，通過衰減因子調整驅動臂擾動的幅度和周期，使非驅動臂能夠穩定在平衡點2 。
  12. The simulation results show that the real system and the average system have the same trajectory in the phase plane under the disturbance of periodic input of the actuated joint of the robot

    然後利用平均值法對真實系統進行平均化簡化，推導出真實系統的平均化模型。
  13. ( 1 ) the cfd model for the pulse combustion spray drying process. the computational fluid dynamics ( cfd ) based on the two - phase flow theory was employed in this paper, which used the standard k - e model and the particle trajectory model to simulate the gas - particle flow in the drying chamber. the momentum, heat and mass transfer regarding both gaseous and particulate phases during the spray drying inside the drying chamber was also revealed

    為解決這一難題，本文利用氣體一顆粒兩相流理論和計算流體力學（ cfd ）技術，建立了更符合實際噴霧乾燥過程的數學模型即噴霧乾燥的cfd模型，並進行了脈動燃燒噴霧乾燥過程模擬，其主要內容如下： （ 1 ）建立了脈動燃燒噴霧乾燥的cfd模型該數學模型建立在氣體一顆粒兩相流基礎之上，用標準k -模型預測乾燥室內的氣體湍流運動過程，顆粒軌道模型追蹤乾燥室內顆粒群的運動軌跡，熱質傳遞模型描述空氣和液滴的熱質傳遞過程。
  14. Trajectory deviation of the aircraft is the main cause of phase errors in airborne ultra - wideband synthetic aperture radar ( uwb sar )

    機載超寬帶合成孔徑雷達（ uwbsar ）中，載機的非理想運動是引起信號相位誤差的主要原因。
  15. We have simplified the model through obtaining the average system of the underactuated robot using averaging method which is efficient to deal with nonlinear system. the simulation results show that the real system and the average system have the same trajectory in the phase plane under the disturbance of periodic input of the actuated joint of the robot

    將驅動臂的運動作為非驅動臂的擾動，建立了非驅動臂的動態模型，利用動態方程有效的近似解法?平均法，對非驅動臂的動態模型進行簡化，得到近似的平均系統，通過模擬計算驗證了二者具有相同的動力學特性。
  16. Particle velocity pdf particles trajectory model of two - phase flow and numerical simulating

    顆粒速度概率密度分佈軌道模型及數值模擬
  17. Lastly, the minimum time trajectory planning for two manipulator with specified path is investigated. a algorithm of mttp using phase - plane techniques is presented, which is based on parameterized dynamics equations

    最後，研究沿指定路徑雙臂機器人的最小時間軌跡規劃（ mtt ） ，基於路徑參數描述的動力學方程，運用相平面技巧，介紹了一種mllp演算法。
  18. Fluctuating - spectrum - random - trajectory ( fsrt ) model is used to solve two - phase flow

    在計算兩相流動的時候，用的是脈動頻譜隨機顆粒軌道模型（ fsrt ） 。
  19. The missile ’ s lunch point parameters and burnout point parameters are estimated using boost phase state estimation, and the impact point is predicted according to ellipse trajectory theory. and the effect of the estimation error of the burnout point on the impact estimate precision is analyzed

    應用主動段的狀態估計值估計了導彈發射點參數和關機點參數，根據橢圓彈道理論進行了落點預報，並分析了關機點參數估計誤差對落點估計精度的影響。
  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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