particle dynamics 中文意思是什麼
particle dynamics
解釋
質點動力學-
Phase particle coarsening dynamics and pattern change in ti - 6al - 4v alloy
鈦合金相顆粒粗化動力學及形貌變化 -
This paper introduces a typical nonlinear dynamics technique, based on the fractal geometry to achieve quantitative description and automatic analysis of wear particles generated between running friction parts inside diesel locomotive, discusses the model and algorithms of fractus calculation of wear particles, and finally gives the correspondent experimental results, in which wear particle ' s automatic recognition is finished by means of the cooperation of fractal geometry and artificial neural network
本文引入分形幾何這種非線性系統方法來完成對磨粒的定量描述和自動分析，給出分維數演算法模型及相應實驗結果，並結合人工神經網路來完成磨粒的分割與自動識別。 -
The key items influent on the characteristics of spraying have been also studied in the dissertation, we can get a good spraying result by adjusting the related parameters efficiently. ( 3 ) the theoretical model of the dynamical parameters such as temperature, moisture, pressure and contour for hot medium and particle inside the drying chamber were obtained by model, utilized the computational fluid dynamics technique to solve the problem between spraying droplets medium by arranging the double grid dispersing structure and rotary outlet structure and the developed structure improved the drying efficiency and product quality
（ 3 ）採用-模型實現了壓力噴霧乾燥塔的溫度場、濕度場、流場的理論建模，利用計算流體力學（ cfd ）技術來解決噴霧乾燥過程中熱介質與霧滴間的傳熱傳質以及動量傳遞和湍流擾動等問題，避免了乾燥過程中的設計不合理狀況；通過增加雙格柵均風裝置和旋轉出風裝置，改善了乾燥塔內的熱質傳遞，提高了乾燥塔的體積蒸發強度。 -
This paper proved that the azimuth shift of a particle or a rigid body to a point or line is of the feature of kinematics and dynamics, indicating that rotation does not mean the motion of “ turning around ” only
通過證明質點或剛體只要相對于點或線的方位發生變化，也就具有相對于該點或該線的轉動運動學、動力學特徵，說明「轉動」包含的不僅僅是「轉圈圈」的運動 -
Matrices, vector and vector calculus, newtonian mechanics - single particle, oscillations, nonlinear oscillations and chaos, gravitation, some methods in the calculus of variations, hamilton ' s principles lagrangian and hamiltonian dynamics, central - force motion, dynamics of a system of particles, motion in a noninertia reference frame, dynamics of rigid body
矩陣和向量的計算、單一質點的牛頓力學、線性與非線性的振動運動、重力、微積分上的變分法介紹、哈密頓原理、拉氏及哈氏力學、連心力下的運動、質點系的運動力學、在非慣性座標中的運動、剛體的運動。 -
The experimental results illustrate that " particle - concentration effects " for trace metals reported in literature are mainly due to the particle dynamics in the estuary. 4. the adsorption percentage ratios of adsorptions and partitioning coefficients for trace metals in the changjiang estuary decease significantly with higher concentrations of elements
這一模擬研究結果說明，通常文獻報道的在河口混合區某些情況下的微量金屬固-液分配的所謂「顆粒物濃度效應」主要與河口現場泥沙顆粒的物理動力學過程有關。 -
( 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。 -
According to flight dynamics, a particle model and an attitude model in launching coordinate system and in quasi missile body coordinate system are established, the influence imposed by constant wind, thrust bias of the motor and connection bias are analyzed
應用飛行動力學理論，建立了發射坐標系與準彈體系下助推段和分離過程質點運動和姿態動力學模型，分析常風干擾、發動機推力偏差和裝配誤差影響等。 -
Further topics include kinematics, particle dynamics, motion relative to accelerated reference frames, work and energy, impulse and momentum, systems of particles and rigid body dynamics
更進一步探討運動學，質點動力學，于加速座標繫上之運動行為，功，能量，沖量，動量和質點系統與剛體動力學。 -
Advances have been achieved in the development of velocity measurement approach and the research on the characteristics of particle movement. the results have great value in both theoretic research and practical application of river dynamics
在最新測速方法和顆粒運動特性的研究方面取得了新進展，研究結果對促進河流動力學學科的發展及各種工程的應用具有重要的理論意義和生產實用價值。 -
Application on dynamics modeling of wood drying based on neural network evolved by particle swarm optimization
粒子群優化神經網路在木材幹燥動態建模中的應用 -
The dissipative particle dynamics simulation of drops in microchannel
微通道中液滴的耗散粒子動力學模擬 -
Research advances in the study of complex fluid flows by dissipative particle dynamics
復雜流體流動的耗散粒子動力學研究進展 -
This research explores two major fields of flight dynamics first, this research explores the missle scheme trajectory design, trajectory model construction and scheme feasibility, and the same time a software was supplied which can design proposal trajectory and evaluate particle trajectory through three - degree - of - freedom trajectory simulation
本文著重於對這部分理論進行軟體模擬實現和討論，並在理論和實現上進行了有益的探討。首先，給出了質點彈道（方案彈道）的數學模型，結合空地導彈給出了導彈飛行的各個階段的方案。
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