| 1. | A mixed finite element solution for interface problems 界面问题的混合有限元法 |
| 2. | Universal finite element solution method of gun barrel dynamic stress 身管动态应力有限元通用求解方法 |
| 3. | Finite element solution for deploying problem of cable - member mechanisms 索杆体系机构展开问题的有限元求解方法 |
| 4. | But also the convergence and error estimate of the finite element solution are showed 并给出有限元解的收敛性和误差估计。 |
| 5. | The finite element solutions of natural frequencies of low - finned tube were obtained in four - constraint mode by simulating work condition of tube in heat exchanger 采用共振法对低翅片管在上述四种约束模态下的固有频率进行实验测试。 |
| 6. | Billy fredriksson . finite element solution of surface nonlinedrarities in structural mechanics with special emphasis to contact and fracture mechanics problems [ j ] . computer and structures , 1975 , 6 : 281 - 290 鲁世强.三维非线性弹性接触问题有限元解法及其应用[ j ] .南昌航空工业学院学报, 1993 ( 1 ) |
| 7. | We construct a superapproximation function un and have proved that at the nodes the c ? finite element solution uh for the equation has following optimal order superconvergence results we also have proved that at some characteristic points in the elements , both uh and uh have superconvergence results 我们构造了一个超逼近函数u _ n ,证明了在节点处c ~ 0有限元解u _ h有如下超收敛估计并且已证明了在单元内部的一些特征点上u _ n , u _ h有超收敛结果。 |
| 8. | By way of analysis of heat transfer process of the field - test model , the author formulated a 3 - dimensions heat transfer model which is correspondent to actual performance of buried pipe - in - pipe heat exchanger . coupled with field testing data , the short and long term operation features has been thoroughly analyzed by finite element solution and forward finite - difference analysis of the heat transfer differential equations of buried pipe - in - pipe heat exchanger . by interpreting regularity of continuous and intermittent operations of buried pipe - in - pipe heat exchanger , its heat transfer mechanism has been further explained in this thesis 本文通过对试验模型热过程的深入分析,建立了与实际地下埋管换热器结构参数相吻合的三维传热数学模型,通过有限单元法和向前差分法求解相应微分方程并对分析结果进行关联耦合,详细分析了埋管换热器的短期和长期运行特性,对地源热泵套管式埋管换热器连续运行、间断运行规律进行了解析,进一步弄清了埋管换热器的传热规律。 |
| 9. | In term of that , the solution result in two different condition is achieved by ansys software . deep research and comparing analysis between the classical solution and the finite element result is made on contact stress & formation and load distribution of conical roller bearings by revised classical formula of elastic contact problems , according to finite element solution in two different interfering conditions 根据有限元数值模拟结果对经典解析解中接触弹性变形量与作用负荷的关系进行了修正,利用修正过的接触弹性变形公式对汽车后桥传动锥轴承的接触应力和变形及负荷分布规律在无游隙及负游隙两种情况下进行研究,并将结果与经典解析解进行了对比分析。 |
| 10. | In this paper , firstly according to fourier heat conduct ~ quation , the analysical solutions of the temperature field of sfrc pavement structure were obtained and the finite element solutions were soluted by means of galerkin weighed residual methoded . secondly , based on the temperature field , the analysical solutions of the temperature stress of sfrc pavement structure were dissolved with westerguard - bradbury method , and then the finite element solutions were obtained by means of the finite element method . at last , the dynamic response of sfrc pavement plant structure affected by shock load with the finite element method was studied , and the deflection and stress response under shock load was calculated 其次,根据已求得的温度场,利用威斯特卡德-布拉德伯利法求解钢纤维混凝土路面板结构的温度应力的解析解,然后又利用有限单元法对由温度变化产生的温度应力进行求解。最后,作者利用有限单元法分析了钢纤维混凝土路面板结构在冲击载荷作用下的动力响应,计算了由冲击载荷引起的挠度响应及应力响应。 |