邊界元 的英文怎麼說
中文拼音 [biānjièyuán]
邊界元
英文
boundary element-
Boundary element method analysis of discontinuities in a dielectric - filled rectangular waveguide with air posts
矩形波導填充帶有空氣柱介質不連續性的邊界元法分析In this paper a kind of cardio - cerebral arterial bifurcation vessel hemodynamic characteristics are studied with the boundary element method, and the blood flowing velocity vector distributions have been calculated. in addition, the flow field distribution and the pressure on the particle surface are also calculated, when there is flow - round particle at the place of bifurcation, the move tendency of the particle is judged, the possible reasons of causing the atherosclerosis, thrombus, angioma are analysed
本文用邊界元方法研究了一類典型心腦動脈分支血管中血液流動的流體動力特性，計算了分支血管血液流動的速度矢量分佈，同時計算了分支附近有多個顆粒狀繞流物時血液的流場分佈，及顆粒物所受壓力狀況，給出了顆粒物的運動趨勢，分析了引起粥樣斑塊病變、血瘤、血栓的可能原因Introducing the theory and application of boundary element method on the sound radiation, giving the process of solving vibration noise radiation problem using boundary element analysis software ; presenting the coupling theory and the combination analysis of finite element method and boundary element method, and doing relevant analysis based on close drum shell ; programming the noise data simulation program using the numerical calculation software, simulating the acoustic and pressure data of a key point in the transient response acoustic field of the close drum shell, realizing the audibility of the noise, using the virtual reality tools to simulate the vibration noise of the drum shell ; combining the finite element method and boundary element method to analyze the vibration noise radiation of some gear box, and completing the whole simulation process of the vibration noise of the gear box
綜合介紹了邊界元法在聲輻射問題上的理論及應用；並給出了運用邊界元法分析軟體求解振動聲輻射問題的過程。闡述了有限元法和邊界元法的耦合理論及組合分析方法，並以封閉鼓形薄殼為分析對象進行了相應的分析。利用數字計算軟體編制了噪聲數據模擬程序，並模擬了通過組合方法分析封閉鼓形薄殼瞬態響應聲場而獲得一關鍵點的聲壓數據，實現聲音的可聽化，隨后通過虛擬現實工具實現了該情形下橢球殼振動噪聲的虛擬模擬。Analyze the stresses distributing of helical gear in long direction using 3dcbem. optimize the shape of dentiform using cvm as the optimize algorithm. the result were satisfied
作者編制了斜齒輪前處理程序，應用邊界元應力分析程序3dcbem分析了沿齒寬方向的輪齒接觸應力的分佈。The study work includes three parts. in the first part, numerical methodology of three - dimensional discrete fracture network ( dnf ) model casing on hybrid bem - channel was presented, and the technique for improve the model ' s computing efficiency was also studied
首先，提出了一種基於混合邊界元?管流的改進的三維離散裂隙網路模型，並研究了提高模型計算能力的方法，使其可以具有更好的工程應用性。Hybrid fem - bem for simulation of electromagnetic response
邊界元法計算電磁響應Fast multipole bem for the analysis of pressure vessel opening structures
壓力容器開孔結構分析的快速多極邊界元研究Frictional contact multipole - bem analysis of traction field in screw pairs
軋機壓下螺紋副不等厚螺牙面力場的多極邊界元解析Implementation of the fast multipole expansion technique in the higher order bem
快速多極子展開技術在高階邊界元方法中的實現Design methods of prestressed concrete penstock
二維邊界元法中幾乎奇異積分的解析法Boundary element method based on the subregion solutions
用分域邊界元計算微帶內導體同軸傳輸線的特性阻抗Meshless method based on natural boundary element
自然邊界元的無網格方法Boundary element analysis of cracked bodies
多裂紋擴展分析的邊界元方法Approximation boundary element method and i ts convergence analysis
近似邊界元方法及其收斂性分析Modeling the 3d terrain effect on mt by the boundary element method
三維地形大地電磁場的邊界元模擬方法Reliability analysis of connecting rod with stochastic boundary element method
基於隨機邊界元法的連桿可靠性分析Boundary element solution to a class of periodical heat conduction equation
一類周期性熱傳導方程的邊界元數值解法Boundary element method on characteristic impedance of tem transmission cell
用邊界元法分析橫電磁波傳輸室的特性阻抗Some good characteristics of bem are lost as a significant cost ; the contact boundary conditions can not be satisfied on whole boundary, even in the sense of discretization
付出的代價是喪失了邊界元法原有的一些優良特性，接觸邊界條件在離散意義下也不能再在整個邊界單元上精確滿足。A two - cylinder model for saal incorporating bem simulations is proposed, which introduces a factor concerning the geometric parameters of the levitator into the expressions for the time - averaged potential u, acoustic radiation force f, and restoring force constant ki, respectively, and builds up the relationship between the levitation capabilities and the geometric parameters of a single - axis acoustic levitator
建立了單軸式聲懸浮的優化設計理論模型，採用邊界元方法求解入射聲場，在表徵聲懸浮性能的時間平均勢u 、聲輻射力f _ i和回復力常數_ i的表達式中分別引入了一個涉及懸浮器幾何參數的因子。分享友人