
邊界元法;邊界要素法
Theory of solving the response function by boundary element method is discussed.
旨在探讨用邊界元法求解響應函數的理論方法。
The Boundary Element Method (BEM) with linear elements has an advantage in high precision of calculation.
采用線性單元的二維彈性問題邊界元法具有計算精度高的優點。
In this paper, the process and characteristic of design sensitivity vector calculation in the shape optimization using Boundary Element Method are described.
本文主要叙述了,在形狀優化中應用邊界元法分析結構時,靈敏度矢量的計算過程和特點。
This paper is presented a spline boundary element Method on elasticity.
本文對彈性力學問題提出一個樣條邊界元法。
Because the boundary element method is half analytical and half numerical, there exist the problems of the existence and uniqueness of the solutions.
由于邊界元法是半解析半數值解法。 在解邊界積分方程時會遇到解的存在與唯一性問題。
Generally speaking, there are three methods for this question, boundary element method, conformal mapping method and finite element method.
計算流體動力系數的方法通常有三種:邊界元法、保角變換法和有限單元法。
Boundary Element Method is a numerical method for solving the mathematic and physics equations.
邊界單元法是求解數學物理方程的一種數值計算方法。
The screwdown block is improved by mechanics analysis with boundary element method, and a ****** device is designed for dynamic load of oil film bearing used in high-speed wire rolling mill.
通過采用邊界元法對高線軋機壓下墊塊改造模型進行力學分析,開發設計一種適合測量高線軋機油膜軸承動态載荷特性的簡易裝置。
An analytical method of shape optimization is put forward for two-dimensional elastic contact problems with boundary element method.
提出一種用邊界元法對平面彈性接觸問題進行形狀優化的設計分析方法。
Scattering of SV waves by a cavity in a layered half-space was analyzed by indirect boundary element method in frequency domain.
利用間接邊界元法,在頻域内求解了層狀彈性半空間中洞室對入射平面SV波的散射問題。
An inverse stochastic boundary element method for prediction of contact stress is presented by combining improved filter algorithm with stochastic boundary element method.
将改進的濾波算法和隨機邊界元法結合,提出了用于預測接觸應力的逆隨機邊界元法。
In this paper we use boundary element method to separating main stress. It can simplify the problem and provide a practical method for separating main stress.
本文将邊界元法引入光彈性應力分析使主應力分離問題得到簡化,從而使光彈性應力分析方法更簡便可行。
In this paper, an IBEM(Indirect Boundary Element Method) is presented for calculating permanent magnet field, and the formula of calculating magnetic field intensity is deduced.
本文提出用間接邊界元法計算任意界面的永久磁鐵所産生的空間磁場,推導出其磁場計算公式。
The results show that the higher-order, fast multipole boundary element method can be applied to large problems with high numerical accuracy for engineering designs.
研究結果表明,高階快速多極邊界元法易于分析此類大規模問題,并具有很高的數值計算精度,滿足工程設計的要求。
The fast multipole method(FMM) was used with the boundary element method(BEM) to predict fractures in large castings.
将快速多極算法(FMM)應用到邊界元法(BEM)中,對斷裂力學問題進行大規模計算。
The singular integration will affect the precision of the result while the Boundary Element Method (BEM) is used in calculating sound radiation.
邊界元法應用于計算輻射聲場時,由于奇異積分的存在,會影響到計算結果的精度。
By using a novel boundary element method (BEM), ****** function F satisfying ▽~2F=0 as its fundamental solution, the corner problem in elcetromagnetic fields is solved in this pa- per.
本文利用選擇滿足▽~2F=0的基本解為權函數的一種新邊界元法,方便地解決了邊界元法存在的較難處理的角點問題。
Several simulation methods, such as finite difference method, finite element method, boundary element method and random choice method and their related applications are introduced in detail.
重點介紹了幾種常用的數值計算方法:有限差分法、有限元法、邊界元法和隨機選擇法及它們的應用。
The steady and continuous heat conduction is analyzed by using the boundary element method (BEM).
利用邊界元法分析軸承的穩态、均勻和連續的熱傳導。
By means of boundary element method , the pressure distribution problems in petroleum industry are transformed into corresponding boundary integral equation.
借助邊界元法将油氣藏工程中的多油井生産的壓力分布問題轉化為相應的邊界積分方程。
In this paper, the vibration of composite materials orthotropic laminated plates have been analyzed by the Boundary Element Method.
本文用邊界元法分析了複合材料特殊正交各向異性層合闆的振動。
Based on the stochastic boundary element method(SBEM), the general steps are developed forrelisbility analysis of structures.
本文基于隨機邊界元法建立了隨機結構可靠性分析的一般步驟。
A boundary element method based on an iterative technique for solving the three-dimensional elastic contact problem without sliding is presented.
本文提出了一種基于疊代技術的邊界元法求解三維無滑動摩擦型彈性接觸問題。
Theoretical and computational research show that the Boundary Element Method(BEM) is an economical and efficient numerical method for computing complex field of the charged ore body.
理論計算研究表明,對于複雜條件下任意形狀的充電礦體的充電場的研究,邊界單元法是一種經濟有效的數值計算方法。
The advantage of boundary element method(BEM)is that one dimension is reduced for solving problems.
邊界元法在勢流計算中具有使問題降低一維的優點。
Reliability analysis method of structure which couples Monte Carlo and boundary element method is proposed in this paper.
本文提出将蒙特卡洛法與邊界元法耦合起來求結構可靠度的方法。
In general situation, the coefficient matrix of linear equations deduced by the Boundary Element Method (BEM) is a compact one.
一般情況下,邊界元法所建立的線性方程組系數矩陣為一滿置矩陣。
Considering the peculiarity of this problem, it can be solved by boundary element method.
考慮到問題的特殊性,利用邊界元法進行求解。
邊界元法(Boundary Element Method,BEM)是一種數值計算方法,主要用于求解偏微分方程(如拉普拉斯方程、亥姆霍茲方程等)。其核心思想是将問題從全域求解簡化為僅需處理邊界上的積分方程,從而降低計算維度。以下是詳細解析:
如果需要進一步了解具體公式推導或編程實現細節,建議參考計算力學領域的專業教材(如《Boundary Element Methods in Engineering》)。
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