您要查找的是不是:
- In order to solve the large scale structural analysis problems, a finite element solution method called EBE-CG method is presented, which does not require the formation of global stiffness matrix, and then its parallel implementation is discussed. 共軛梯度法(CG法)是求解大型稀疏有限元方程組的有效迭代解法。 針對大規模結構分析問(wèn)題,提出了不形成總剛度矩陣時(shí)的EBE-CG法及其并行處理方法。
- In this method, such removal is treated as though adding a load case applyingto the original structures, and the internal force redistribution can be calculated without modifyingthe global stiffness matrix. 與以往不同,本法僅將桿件撤除現為在原結構上增加荷載工況,因此無(wú)需重建總體剛度矩陣,即可用于分析桿件撤除對結構的影響。
- The plastic elemental stiffness matrix was derived by plastic-hinge method. 然后用塑性鉸法推導了單元的塑性剛度矩陣。
- This paper mainly deals with the secant method used on stiffness matrix. 主要說(shuō)明割線(xiàn)法在剛度矩陣上的應用。
- The study of the stiffness matrix and dynamic characteristics on the DTCS. 3.;大底盤(pán)雙塔樓連體結構剛度矩陣、動(dòng)力特性的研究。
- The stiffness matrix of the assemblage of elements is then generated in the same way as in the case of frames. 然后,按框架情況的相同方法建立諸單元組合體的剛度矩陣。
- 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?jiǎn)卧膭偠染仃?、桿端位移向量及桿端荷載向量并建立了剛度方程。
- Iterative correction algorithm to preserve sparsity of the stiffness matrix was proposed. 提出了一種迭代修正算法,可保持反演結果的稀疏性;
- In deducing the stiffness matrix of members,the forming of the equivalent shear module is described in detail. 在推導單元剛度矩陣時(shí),著(zhù)重闡述了壓型鋼板等效剪切模量的形成。
- In the thesis the element torsion stiffness matrix and equivalent joint load are derived. 推導了變截面梁?jiǎn)卧呐まD剛度矩陣和等效節點(diǎn)載荷公式。
- In the coupling stiffness matrix, the coupling coefficients B11 and B22 had the major effects on panels warping. 在B矩陣中,系數B11和B22值對板坯翹曲度影響較大。
- This combination process is called the assemblage of stiffness matrices. 這種組合的過(guò)程稱(chēng)為剛度矩陣的裝配。
- Basically, neglecting azial deformations corresponds to the omission of rows 1 and 4 and columns 1 and 4 of the stiffness matrix equation (15.1) . 忽略不計軸向變形基本上可以說(shuō)相當于刪去方程(15-1)中剛度矩陣的第1行和第4行及第1列和第4列。
- Basically, neglecting axial deformations corresponds to the omission of rows 1 and 4 and columns 1 and 4 of the stiffness matrix equation(15. 1). 忽略不計軸向變形基本上可以說(shuō)相當于刪去方程(15-1)中剛度矩陣的第1行和第4行及第1列和第4列。
- The element stiffness matrix and the equivalent nodalloads are derived, and the formulas for calculating internal forces and disp-lacements under three typical loads are given. 推導了單元剛度矩陣、等效結點(diǎn)荷載,并給出在等剛度段內三種典型荷載下的計算公式。
- By using this method,temperature value on any single node at any moment can be solved with no forming the total stiffness matrix. 應用這種方法可以在不分解總剛矩陣的情況下,獨立的求解各時(shí)間段中單個(gè)結點(diǎn)的溫度值。
- Air is assumed as compressible,inviscid and potential,nonlinear stiffness matrix and coupling aerodynamic expression have been deduced. 假定空氣是可壓縮、無(wú)粘性和有勢的,推導了薄膜結構的非線(xiàn)性剛度矩陣和空氣與薄膜結構耦合作用的氣動(dòng)力表達式。
- The tangent stiffness matrix is obtained from the engineering strain and the principle for determining the limit point and bifurcation point is given. 由工程應變推導出幾何非線(xiàn)性的切線(xiàn)剛度矩陣,并給出判斷分歧點(diǎn)與極限點(diǎn)的準則,最后用一數值例題說(shuō)明該方法的分析過(guò)程。
- In this paper,strain and stiffness matrix of isoparametric element with eight nodes and hexahedron are derived in detail. 推導了八節點(diǎn)六面體等參單元的應變矩陣、剛度矩陣,對該單元的位移解收斂性和畸變敏感性進(jìn)行了分析。
- The stiffness matrix and node force vector of the elastic catenary element can be gained,and the equilibrium equation of the struct. 由彈性懸鏈線(xiàn)靜力解析解可推導出彈性懸鏈線(xiàn)單元,得到單元的剛度矩陣和單元的節點(diǎn)力向量,集成后得到結構的平衡方程。