nodal equation 中文意思是什麼

nodal equation 解釋
波節點方程
  • nodal : adj. 1. 節的,結的。2. 【物理學】波節的。
  • 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. The finite element equation for linear and nonlinear panel flutter analysis using the triangular three nodal mindlin element ( min3 ) which considers the first order shear strain in the plate is formulated

    ( 3 )使用三結點三角形mindlin板單元( min3單元)推導了壁板熱顫振的有限元方程。
  2. Based on the force - method equation, the stiffness matrix and fixed - end nodal displacement and force vector are derived

    在力法方程的基礎上,給出了組合梁單元的剛度矩陣、桿端位移向量及桿端荷載向量並建立了剛度方程。
  3. A force - method equation about unknown nodal forces of the composite beams is proposed based on the governing differential equation

    在粘結剪力和滑移微分控制方程的基礎上,建立了關于組合梁單元桿端未知力的力法方程。
  4. According to the computation process of the fem and assumption, associating of the fem mesh that have separated and the grouting stress diffusion equation, the integral stiffness matrix and the load matrix can be formatted, then the displacement of the nodal point can be got after solving the simultaneous linear equations. and then the grouting parameter can be computed and analyzed

    然後,依據有限元法的計算步驟和所作的假設,結合已經離散化了的網格、灌漿壓力擴散衰減公式,形成整體剛度矩陣、荷載矩陣,經求解后得到結點的位移,並依此計算分析灌漿參數。
  5. The direct optimal model of multi - objective mixed discrete variables for lager - scale water supply system was established, by replacing complicated network hydraulic equation with nodal pressures macroscopic model and relationship model between pump stations flow and head in water supply systems without tanks or towers, genetic algorithm was developed to solve the direct optimal model

    以測壓點壓力宏觀模型、水源供水量和水源供水水頭之間的關系模型替代復雜的管網水力平衡方程,建立了大型供水系統的多目標混合離散變量的直接優化調度模型。在沒有水池和水塔的供水系統中,利用遺傳演算法對直接優化調度模型進行求解。
  6. The dynamic model of induction motor under - reference frame is approximated by its associated discrete circuit model with the trapezoidal algorithm, after linearized using the neoton - rapson algorithm, the contribution of induction motor model to the circuit " s nodal equation matrix is calculated

    按照改進節點法的要求,異步電機採用-坐標系下的動態模型,使用梯形法求解微分方程,經過離散化和線性化,得出異步電機作為一個電路元件對電路矩陣方程的貢獻。
  7. Application of the cauchy ' y law of continua, the motion equation of the tetrahedral element is concluded, and discretization the analysis zone, applying the finite difference method, all tetrahedral differential equations of motion are converted into the nodal finite difference equation

    快速拉格朗日分析程序運用連續介質的柯西定律,推導出四面體單元運動偏微分方程,並離散化分析區域,用有限差分計算方法,把所有的四面體單元運動偏微分方程等效成節點有限差分方程。
  8. First, to extract the rc parameters of the power grid. second, to extract cell currents of all the devices in the design. finally, to construct the nodal analysis equation of the power grid and solve it

    電源網格的irdrop分析可分為三步來完成:首先提取電源網格的rc參數;然後計算各單元的工作電流;最後建立電源網格的節點電壓方程,並求解各點的irdrop 。
  9. The text is detailed to study the deducing process of the nodal finite difference equation, and to study its application hi the rock mass engineering problems

    本文詳細研究了節點有限差分運動方程的推導過程,以及在巖土工程問題中的應用。
  10. Based on the virtual work increment equation of updated lagrangian formulation, tangent stiffness matrix of spatial beam / truss element is obtained. according to base assumptions and catenary equation of cable, the iterative formulations of tangent stiffness matrix and nodal force of the spatial two - node catenary cable element are put forward. therefore the entire geometrical non - linear finite element theory for the analysis of suspension bridges is established

    本文的研究工作和取得的主要成果有: 1 .將大旋轉小應變空間梁(桿)單元與兩節點空間懸鏈線索單元結合起來,形成了一套完整的適合於懸索橋結構分析的幾何非線性有限元計算方法。
  11. Nonlinear nodal expansion and finite difference schemes for the neutron diffusion equation

    節塊展開與有限差分非線性迭代法
  12. Simulation of power electronic motor drive system by modified nodal method is realized, and a simulation model of induction motor is presented on the basis of the park equation

    在電機動態模型的基礎上,推導了基於改進節點法的異步電機模擬模型,實現了對電力電子電機傳動系統整體進行模擬。
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