transport equation 中文意思是什麼

transport equation 解釋
遷移方程
  • transport : vt 1 運輸,運送,輸送。2 【歷史】處流刑,流放。3 殺死。4 〈常用被動語態〉使心情極度激動,使欣喜若...
  • equation : n. 1. 平衡,均衡;平均,相等。2. 【數學】方程式,等式。3. 【天文學】(時)差;均分,等分。4. 【化學】反應式。
  1. In addition, the second part of text adopts mmg segregative math model and correlative series test result and built ship manoeuvre movement equation of one propeller and one rudder ocean transport ship in still deep water. besides, the text used math model to workout calculated program that was modeled on ship ' s turning trajectory and zigzag manoeuvre

    另外,論文後半部基於mmg分離式數學模型及相關的系列化試驗結果,建立了單槳單舵海洋運輸船舶在靜水中的船舶操縱運動方程,利用數學模型,編制了計算程序,對船舶回轉運動、 z形操縱運動進行了數學模擬。
  2. Meanwhile, calibration and verification of this generalized equation is done by using of a lot of measured data. the precision of 31 sediment transport equations, have been compared by using more than 5000 sets of measured data. the results show that among these equations, equations of this paper, karim - kennedy, engelund - hansen, ackers - white, brownlie, peterson - peterson, basson, yang, wang shiqiang, et al.,

    利用超過5000組資料,比較了包含本文公式在內的31種輸沙強度計算公式在計算天然均勻沙時的精度,結果認為本文公式、 karim - kennedy 、 engelund - hansen 、 ackers - white 、 brownlie 、 peterson - peterson 、 basson 、 yang 、王士強等公式是幾個值得推薦的輸沙公式。
  3. On the basis of one - dimensional transport calculation, we have given two ways to solve the burnup equation, one is the analytic method ( bateman ), the other is the numerical method

    我們在一維輸運計算的基礎上,給出了用解析的bateman方法和數值方法對燃耗方程的求解過程。
  4. The theory of minimum entropy production or minimum rate of energy dissipation shows that a river is stable when it is in a relative equilibrium condition. ( 3 ) the river facies formulas of alluvial river have been developed using the theory of minimum rate of energy dissipation together with flow continuity and motion equations, suspended load transport or bed load transport equation. ( 4 ) the causes of the river patterns are explained using the theory of minimum rate of energy dissipation

    ( 3 )基於最小能耗率原理,以水流能耗率作為目標函數,以水流連續方程、水流運動方程及懸移質挾沙力公式或推移質輸沙率公式作為約束條件,通過對目標函數求條件極值,分別推導出以懸移質造床為主的顯式河相關系式和以推移質造床為主的顯式河相關系式。
  5. The stochastic transport model that used in heterogeneous media is described and compared with the traditional differential equation model

    介紹了可動不可動水體模型並討論了其相關參數的影響因素。
  6. In this paper, based on the amplitude transport equation of fast varying field and the low frequency disturbance equation of electr on density, the evolutions of the density distribution of charged particles and the collapse of electric field have been calculated numerically in two dimensions with three field components under the condition of transverse wave

    所以本文採用了ftcs有限差分格式方法,利用二維三分量軸對稱,對空間飛行體與壓縮區內等離子體非穩態相互作用過程進行數值模擬,得到了電荷密度擾動與電場的變化情況。
  7. In this paper, some characteristics of flow movement and sediment transport are analyzed by using the flume experiment data. the cross section of compound channel can be divided into four regions : the undisturbed region in main channel, the interactive region between channel and plain, the undisturbed region in flood plain and the boundary region. in the undisturbed regions, the distribution of longitudinal velocity along the depth has the feature of lograithmic. whereas, in the interactive region, the longitudinal velocity does not obey the logarithmic distribution law, but it can expressed as a revised logarithmic function by using a wake function. on the basis of the kinematic equation the velocity distribution of transverse velocity is obtained. in the boundary region, the longitudinal velocity obeys the law of parabolic distribution. furthermore, according to the simplified diffusion equation, the transverse distribution of sediment concentration in the interactive region is deduced. the analysis is in good agreement with the measured data

    本文根據漫灘水流的運動特點,將漫灘水流的復式斷面分為主槽平衡區、灘槽交互區、灘地平衡區及邊壁區等4個區,並給出了各區寬度的經驗公式.根據灘槽交互區垂線流速分佈的變化特點,提出了附加尾流函數的對數流速分佈公式.在簡化水流運動方程和泥沙擴散方程的基礎上,對灘槽交互區內垂線平均流速及含沙量沿橫向分佈進行了理論分析,提出了反映灘槽水流動量交換強度的橫向渦量粘性系數及橫向擴散系數的表達式,得到了漫灘水流垂線平均流速及含沙量沿橫向分佈的解析解,並與實測資料吻合較好
  8. Transport in the diffusion layers and catalyst layers are described by a superposition of knudsen diffusion and stefan - maxwell diffusion, and electrochemical kinetics for anodic methanol oxidation and cathodic oxygen reduction are described by tafel equation

    模型以stefan - maxwell擴散和knudsen擴散的疊加描述了氣體混合物在多孔電極中的擴散過程,以tafel方程描述了甲醇在陽極氧化和氧在陰極還原的電化學動力學。
  9. The additional resistance caused by sediment transport of bed - load and suspended load is derived from mean energy equation of sediment - laden flow, and the variation of resistance in sediment - laden flow is discussed

    從挾沙水流的平均能量方程出發,得到了推移質附加阻力的計算公式及懸移質附加阻力計算公式,並對挾沙水流的阻力進行了討論。
  10. Numerical computation of steady natural cavitating flow based on transport equation cavitaion model

    基於傳輸方程空化模型的定常自然空化流場數值計算
  11. For the present two les models, adopting the subgrid eddy viscosity concept and introducing the transport equation of turbulence energy k, the subgrid scale turbulence is parameterized by the turbulence energy k and the length scale of turbulence / ( k - 1 model ). in addition, vegetation is considered as an internal source of resistant force and turbulence energy

    在應用大渦模擬方法求解數值計算模型控制方程時,亞網格雷諾應力項沿用了亞網格渦粘性系數思路,引入亞網格紊流脈動動能k的輸運方程,建立了關于亞網格紊流脈動動能k和紊流特徵長度l的k - l模型求解。
  12. The flow characteristics, distributions of temperature, potentials, and chemical components in the 3 - d space are obtained by resolving the transport equation set, and coupling the electrochemical kinetics equations

    通過cfd技術求解傳遞方程組,並耦合電化學動力學方程,獲得了電池內的流動、溫度、反應物組分濃度等分佈和電池的極化性能曲線。
  13. The conclusion is that when, the energy group g will be supercritical, so the iteration will not converge and the computation will fail. it ' s not appropriate to set - to the left side of neutron transport equation when computing in deep subcritical system. the r indirect method deals with / v according to actual situation

    本文從定量計算和定性分析兩方面研究了深次臨界情形下本徵值計算存在困難的原因,指出當滿足關系_ ( t , g ) + / _ g _ ( s , g g )時,對該能群來說可能會處于單能群意義上的超臨界,導致迭代發散,計算失效。
  14. In this paper we discuss the minimum norm control problems of nuclear reactor systems governed by the monoenergetic steady - state isotropic transport equation

    摘要討論核反應堆系統散射裂變截面的最小范數控制問題。
  15. Transport equation of angular momentum

    角動量輸運方程
  16. Discrete ordinates method for three - dimensional neutron transport equation based on unstructured - meshes

    三維中子輸運方程的非結構網格離散縱標數值解法
  17. A coupled method of spectra and streamline diffusion for transport equation and applications to neutron well - logging

    輸運方程的譜流線擴散耦合方法及其在中子測井中的應用
  18. When a new getting from interpolation is positive, set - to the left side of neutron transport equation as usual

    因此,把/放在輸運方程左端作為吸收項對于深次臨界下的計算是不合適的。
  19. The convergence of approximate solution for galerkin finite elements method and the existence of generalized solutions of the unsteady neutron transport equation in multidimension

    有限元法近似解的收斂性和廣義解的存在性
  20. Model - based optical tomography reconstruction from transport equation

    傳輸方程下基於模型的光學層析圖像重建
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