Simulation of acoustic field of electric impulse equipment in well bore filling liquid with finite element method 充液井孔内电脉冲仪声场的有限元模拟
Numerical simulation of ultrasonic fields in cavitating liquid based on finite element method and finite difference method 基于有限元及有限差分法的超声空化场模拟
A nonmetallic largely pentavalent heavy volatile corrosive dark brown liquid element belonging to the halogens; found in sea water. 一种非金属五价液体元素,重,具有挥发性、腐蚀性,深棕色,见于海水中。
The paper treats free surface element of mold filling process employing overflow element redistribution technique and considering effect of the liquid metal part filling in free surface element on the calculation of heat transfer. 采用过流单元流量分配方法处理充型过程自由表面单元,并考虑了表面单元液态金属部分充填对传热计算的影响。
With the aid of liquid bridge model, DEM ( Discrete Element Method) and mathematical models, this paper simulates the flow of wet particles in a hopper to study the influence of liquid bridge on the flow patterns and flow rate. 通过引入液桥力模型,结合离散颗粒法(DEM),数值模拟了料仓中湿颗粒的流动,研究了液桥力对料仓内颗粒质量流率的影响。
Solubility of Calcium in Liquid Manganese and the Interaction Effect of Third Element Mn液中Ca溶解量及第3组元的影响
Three-dimension model on thermal-stress coupling analysis is performed according to the material features and working environment of the cooling pipe in Zn liquid, using the large-scale finite element analysis software ANSYS. 针对锌液冷却管材料特性和工作环境,利用ANSYS有限元分析软件建立了冷却管的温度应力耦合分析的三维有限元模型。
The results show that the normal solidification process is restrained, and the eutectic reaction is replaced by the liquid phase separation reaction when Ti element was added under arc melting. 结果表明:在电弧熔炼条件下,加入合金元素Ti,合金正常凝固的过程得到抑制,凝固后期的共晶反应被液相分解反应取代;
The other are the nonlinear method, which studies on the effect of liquid nonlinear sway to aqueduct, such as boundary element method, ALE finite Element Method etc. 另一种是非线性方法,研究流体非线性晃动对渡槽影响,如边界元法、ALE型有限元法等。
Solid liquid extraction method for separating trace rare earth element from nodular cast iron 固&液萃取分离测定球墨铸铁中的稀土元素
Models for micro-mixing are compared, laminar flow model is selected as the reaction model of every tiny liquid element in this case. 比较了各种微观混合模型的优劣,针对本文所研究的反应器&旋转填充床,采用了层状扩散模型作为每个微元反应的计算模型。
Liquid floated pendulous integrating accelerometer is core element of inertial navigation system to naval ships. To self contained navigation at sea for a long time, no linearity and across coupling error of accelerometer are chiefly error source to navigation error. 液浮摆式积分加速度计是舰用惯性导航系统的核心元件,对长时间海上自主导航,加速度计的非线性和交叉耦合误差是导航误差的主要来源。
Separation method of coal liquid fraction and element analysis 6种液煤馏分的分离及其元素分析
And the effect of the fish protein liquid manure on crop absorption and nourishment element transfer relates to the spray period and the times. 施用鱼蛋白液肥能提高作物的抗逆性,增强作物对干旱胁迫的抗性。
The processability of polyesters could be improved significantly after incorporating stiff chain segment through copolymerization of aliphatic polyester with aromatic liquid crystal element. 在聚酯中引入刚性链段(即将脂肪族聚酯与芳香族、液晶基元共聚合)可改善聚酯的加工性能;
The paper analyzes the hydraulic element pollution and wear and tear, especially approaches on the wear and tear form, The analysis indicates that the consolidate pellet pollution in oil liquid is the important factor of element wear and tear. 本文对液压元件的污染磨损情况进行了分析,特别是对液压元件的磨损形式进行的探讨。分析表明:油液中固体里面粒污染物是引起元件磨损最主要的因素;
During the process of composite, it is mainly the osmosis of iron liquid, and alloying element also osmosizes to matrix, but the quantity is very little. 在铸渗过程中,母液往铸渗层渗透能力很强,合金元素向基材也有扩散,但量很少。
The integrations between liquid phase separation microstructures became serious when Ti element was added under rapid solidification. 在快速凝固条件下,加入合金元素Ti,液相分解组织之间的聚集现象更加严重。
A lighting system for liquid crystal projector by using optical tunnel as optical integration element, PBS prism as polarization element is reported in this paper. The primary factors that influence the properties of the lighting system are analyzed. The design method is given. 提出了一种采用光棒为光积分元件、PBS棱镜为偏振转换元件的液晶投影机照明系统,分析了影响照明系统性能的主要因素,进而提出了相应的设计方法,设计与实际取得了良好的一致。
CONSTITUTIVE EQUATION FOR LIQUID CRYSTALLINE POLYMER& ANISOTROPIC VISC-ELASTIC FLUID The finite element modeling for three-dimensional steady viscoelastic flow is presented. 液晶高分子各向异性黏弹流体本构方程研究建立了粘弹流体三维稳态流动的有限元模型;
The quantity of chelate of Cu may be raised by exchanging the number of PH which is in the liquid of chelate of fibroin with Cu Element. Some of the property that is the molecule structure of fibroin and carboxylic of protein end have changed. 以水解丝素粉螯合微量金属元素,通过改变螯合液的PH值可以调节微量金属元素的螯合量,螯合的金属元素改变了丝素肽的分子结构及其蛋白末端羧基的性质。
Final gap between the axis and seal ring and pressure distribution curves are obtained through liquid solid coupling calculation that combined the finite element method and differential method to achieve design destination. 通过有限元法和差分方法相结合的液固耦合计算,获得结构的最终间隙和压力分布曲线,达到为设计提供参考的目的。
Solution of Liquid Pressure Expansion of Shielding Ring by Rigid-Plastic Finite Element Method 刚塑性有限元法求解护环的液压胀形问题
The solubility of Ca in liquid manganese and the interaction effect of third element were determined in a sealed Mo reaction chamber by vapor pressure method. 用密封容器气液平衡法,测定了Ca在Mn液中的饱和溶解量及第3组元C、Si、Ni、Al、Cr和As对其的影响。
Simulation of Transient Liquid Phase Diffusion Welding Temperature Field by Finite Element Method 瞬时液相扩散焊焊接温度场有限元模拟
A liquid finite element method is adopted to study natural vibration property of structure effected by the structure-liquid coupling. 对流体-固体之间的动力相互作用的问题,采用流体有限元法研究结构自振特性的影响。
The seismic analysis of liquid storage container is conducted by finite element method for transient dynamic fluid-solid coupling model. 应用流体固体动力耦合统一分析模型的有限元法,进行了储液池的抗震分析。
Study on Liquid Sloshing in Elastic Shell Container Using Finite Element Method 弹性容器内液体晃动的有限元法
Liquid film mulching have great influence on the content of mineral element and neutral volatile aroma matters. 液膜覆盖对烤烟矿质元素和中性致香物质含量产生影响。