particle trajectory 中文意思是什麼

particle trajectory 解釋
粒子軌道
  • particle : n 1 顆粒,微粒;微量,極少量。2 【物、數】粒子,質點。3 【語法】虛詞,不變詞〈冠詞、副詞、介詞、...
  • 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. 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。
  2. The particles aggregation was simulated using particle - cluster and cluster - cluster aggregation model. several type of floes was reached and its morphological characteristics was analyzed the fractal dimension, density and porosity of floes was studied by changing sticking probabilities, sticking position, particle number, particle concentration, difrusion coefficient and motion trajectory. the parameters by which special floes growth were determined. in the study of morphology, floes of yellow river ' s loess particles was observed by tv - microscope. its morphological characteristics were obtained by image analysis. the effect of fractal dimensions by stirring time strring speed, macromolecule flocculant dosage, flocculant concentration and particle concentration was studie. its rule of change was obtained. on the basis of other studies, the flocculation kinetics and floes structure was studied

    本文應用計算機模擬技術,在二維空間內採用單體凝聚和集團? ?集團凝聚兩種模型對顆粒凝聚過程進行了模擬,得到了多種形態的絮體,並對絮體進行了形態分析,通過改變粘附概率、粘附位置、顆粒數量、顆粒濃度、擴散系數和運動路徑等模擬參數,我們考察了絮體分形維數、密度和孔隙率隨模擬條件變化的影響規律,得到了形成特定形態絮體的控制參數。
  3. The magnetic distribution of a - magnet is presented by analytic way and numeric simulation way. the single particle movement is studied in a - magnet and the movement rule of charged particle in ideal four poles magnetic field also is obtained. quantificational results of the incidence angle, trajectory length and the maximal distance in x direction are presented for ideal trajectory, and the equation indicates some important characters of a - magnet

    論文對-磁鐵的有關物理問題進行了較為詳細的論述,從解析形式和數值模擬兩個方面給出了-磁鐵的磁場分佈,對單個粒子在-磁鐵中的運動進行了分析,利用數值求解方法研究了帶電粒子在理想四極磁場中的運動規律,提出了歸一化運動方程和理想軌道等物理概念,定量給出了消色散的入射角、軌道長度和x方向最大距離的解析表達式。
  4. 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。
  5. ( 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。
  6. For example, a single electron in an unexcited atom is pictured classically as a particle moving in a circular trajectory around the atomic nucleus, whereas in quantum mechanics it is described by a static, spherically symmetric wavefunction surrounding the nucleus

    例如,單個電子在不活躍原子里被經典描述為粒子圍繞原子核圓形運動,但是在量子力學里它通過用靜止、圍繞核子的球對稱波函數來描述。
  7. 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
  8. 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。
  9. Engineering drawing system can draw two dimension curve graphs, main detail drawing and assembly drawing. the curve of internal trajectory and dynamic simulation of particle external trajectory. the detail drawing includes the graph of chamber, grain design, connection body, nozzle, some standard part

    工程繪圖可以繪制二維曲線圖和零部件圖,其中二維曲線包括有內彈道壓(推)力?時間曲線、質點外彈道動態模擬曲線;零部件圖包括有標準螺栓與螺紋孔、燃燒室結構圖、裝藥設計截面圖、連接底結構圖、噴管結構圖及火箭發動機總體裝配圖。
  10. Far from drawing conclusions from sole empirical studies or rule of thumb, this algorithm is derived from particle trajectory study and convergence analysis

    本文分析了粒子群中獨立粒子的運動軌跡,以及整個粒子群系統的穩定性,在此基礎之上提出新的參數設置方法。
  11. In the end, the divisional resampling is applied to the demo system of trajectory planning and trajectory control, which indicates that it can increase the efficiency of the particle filter and be applied in practice

    最後,將其應用於飛行器航跡規劃與控制的模擬演示系統,結果表明,分區重采樣演算法提高了粒子濾波演算法的效率,可以在實際中推廣應用。
  12. According with analyzing the forces acting on a particle, put forward the particle accurate motion trajectory which is determined by the certainty axial and radial force, as well as the uncertainty stochastic forces based on the above factors, the following motion characteristics between the solid and the liquid was analyzed, the following property of solid - liquid exists in all radial, axial and tangential directions

    摘要通過對旋流器內固體顆粒的受力分析,提出固體顆粒精確運動軌跡結構是由確定性的徑向力、軸向力以及不確定性的隨機力所決定,並對固體顆粒存在的隨機因素進行了分析。
  13. 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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