adi method 中文意思是什麼
adi method
解釋
交替方向隱式法-
The adi method requires two advanced time levels.
ADI法需要兩個超前的時間段。 -
The adi method requires two advanced time levels
Adi法需要兩個超前的時間段。 -
A discretization equation is derived by using a finite volume method in three - dimensional cylindrical polar coordinate system. algebraic equations are solved by iteration with a line - by - line method that is a combination of tdma in axial and radial directions, ctdma in tangential direction and adi method in three directions. the pressure and velocity coupling are solved with the simple algorithm
在三維圓柱坐標下，利用有限體積法推導離散方程；在軸向與徑向用三對角矩陣法（ tdma ） ，在周向採用循環三對角矩陣法（ ctdma ） ，採用交替方向亞鬆弛疊代法（ adi ）求解方程；推導同位網格下的壓力修正方程，用simple演算法處理速度與壓力的耦合；為加速收斂，採用適當的鬆弛因子。 -
Methods a set of mixed parabolic - gradient nonlinear equations was established based upon the principles of the developing neural biology, which was computed by the adi scheme and the modified euler ' s method
方法根據神經發育原理，建立具有一定剛性的非線性混合拋物型偏微分方程組，運用adi差分格式和改進的歐拉法作數值分析。 -
Based on chapter 2, mathematic model to simulate solute movements in groundwater is established in chapter 3. in order to gain the solution of fluid equation, adi method is used to calculate
對水質方程，用有限元法求解，通過區域剖分和插值方法將描述溶質運移的定解問題化為代數方程組進行求解。 -
The numerical simulation is an effective method. the main task of this dissertation is to establish a hydrodynamic and pollutant transport model, and to simulate the tide field and concentration field of hakata bay : ( 1 ) dispersing the long - wave equation on interlaced grid by adi method, a two - dimension hydrodynamic model is established to simulate the tidal flow in hakata bay under the effects of m _ 2, s _ 2, o _ 1, k _ 1 tide
本文的主要工作是建立一個深度平均的二維水動力及污染物擴散輸移的數值模型，並對一實際海灣的潮流場及濃度場進行數值模擬： （ 1 ）用深度平均淺水波動方程為控制方程，採用迎風adi有限差分方法（交替方向隱式法）在矩形交錯網格上離散潮波方程，建立了一個二維潮流數值模型。 -
An extended hyperbolic mild - slope equation, which can take such terms as wind input, bottom friction and nonlinearity of wave into account, here has been deduced into a parabolic one in the form of a series of governing equations described with complex amplitude. it became a complete wave model when integrated with corresponding physical and imaginary ( open ) boundaries, and can be solved through the improved crank - nicholson or the well known alternating direction implicit ( adi ) difference method, both of which can accelerate the convergent speed, expand limitation of the mathematical method and improve the quality of the solution
本文基於綜合考慮底摩阻、風能輸入及非線性影響的推廣雙曲型緩坡方程，將其進行轉換，產生一個演變方程，其復振幅控制方程為拋物線性，並採用adi差分格式、改進的crank - nicholson格式及相應的物理和虛擬（開）邊界條件進行求解，以提高數值模擬的適用性、數值計算的穩定性、收斂速度及精度。 -
Based on the fundamental theory of dynamics of soil moisture and the condition of water storage pit irrigation, numerical modeling of soil moisture movement of single water storage pit in heterogeneous soil is established. adi ( alternating direction implicit method ) and gauess - seidel iterative method are used to solve it. by using the simulated value of modeling, the relation of water injection volume and maximum horizental distance of moisture frontal are concluded. according to the relation, interval of pits are derived. then, after analyzing the infiltration characteristic of soil moisture under the condition of interference infiltration in multi storage pit, numerical modeling of soil moisture movement of multi water storage pit in heterogeneous soil is established, and its numerical solution is also acquired
利用adi （交替方向隱式差分法）結合gauess ? seidel迭代法對模型進行數值求解。利用模型的計算結果得出了單坑注水量與濕潤鋒最大水平推進距離之間的關系，並據此確定了坑距。在此基礎上，通過對多坑干擾入滲條件下土壤水分入滲特性進行分析，太原理工大學碩士研究生學位論文建立了蓄水多坑非均質土壤水分運動數學模型，並對其進行數值求解。 -
In this paper, we apply adi and high - order compact finite difference method for large - scale asymmetric sparse matrix in semiconductor device simulation
摘要採用adi與高階緊致差分相結合的方法計算大型非對稱稀疏矩陣，並實現了該演算法在半導體器件模擬中的應用。
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