动态应力强度因子,dynamic stress intensity factor
1)dynamic stress intensity factor动态应力强度因子
1.The displacement is expanded into series form using Jacobi Polynomial by Schmidt method,then the semi-analytic and numerical solutions ofdynamic stress intensity factor are attained.利用其材料剪切模量和密度的指数模型,通过Fourier积分变换导出无限长条各向异性功能梯度材料约束边界反平面Yoffe问题的对偶积分方程,利用Jacobi多项式将位移展开成级数形式,并采用Schmidt数值方法计算出了裂纹尖端的应力强度因子的动态半解析解和数值解,得出了裂纹运动速度、梯度参数、长条高度及不均匀系数对动态应力强度因子的影响。
2.With 3-D transient finite element analysis,thedynamic stress intensity factor his.结合有限元三维动态模拟,得到了不同加载速率下试样动态应力强度因子的时间历程并由实测的起裂时间确定材料动态断裂韧性。
3.Thedynamic stress intensity factor was studied about the Griffith crack between elastic and visco-elastic layers in an infinite length strip under impact load.研究无限长条板中粘弹性-弹性界面Griffith裂纹在Ⅰ型突加载荷作用下,裂纹尖端动态应力强度因子的时间响应。
英文短句/例句
1.The dynamic SIF variation was found to lag behind the stress-pulse imingement by several microseconds.动态应力强度因子的变化发现滞后于应力脉冲冲击几微秒。
2.The dynamic SIF variation was found to lag behind the stress-pulse impingement by several microseconds.人们发现，动态应力强度因子的变化滞后于应力脉冲冲击几微秒。
3.The calculation formula of DSIF was proposed.在此基础上,构建了用于计算动态应力强度因子的近似表达式。
4.NUMERICAL CALCULATIONS OF DYNAMIC STRESS /NTENSITY FACTOR(DSIF) OF CENTER-CRACKED PLATE UNDER IMPACT LOADING带裂纹板在冲击载荷作用下动态应力强度因子的数值计算
5.EFFECT OF CRACK FACE CONTACT AND FRICTION ON DYNAMIC STRESS INTENSITY FACTORS FOR A DOUBLE-EDGE CRACKED PLATE裂纹面接触摩擦对双-边裂纹板动态应力强度因子的影响
6.MIXED MODE DYNAMIC STRESS INTENSITY FACTORS OF CRACKED STRAIGHT THROUGH FLATTENED BRAZILIAN DISC SPECIMENS中心直裂纹平台巴西圆盘复合型动态应力强度因子
7.In this paper, a simple formula is derived for calculating the dynamic stress intensity factor (DSIF)of three point bending specimen using dynamic crack opening displacement (DCOD).给出了一种由裂纹的动态张开位移计算三点弯曲试样的动态应力强度因子的简单方法。
8.Their results showed a more rapid rate of increase in the dynamic SIF for blunt than for sharp notches.它们的结果表明：钝切口比尖锐切口的动态应力强度因子增长率更快。
9.DSIF computation of dynamic crack growth with non uniform velocity by TDBEM非匀速动态裂纹应力强度因子的边界元算法
10.Numerical Analysis of Dynamic and Static Stress and Stress Intensity Factors for Disc Specimens under Diametric Compression径向压缩圆盘试样的动静态应力和应力强度因子数值分析
11.elastodynamic stress-intensity factor弹性动力应力强度因数
12.stress corrosion threshold intensity factor应力腐蚀界限强度因子
13.STUDY OF THE COMPUTATION OF STRESS INTENSITY FACTOR BY STRESS FIELD INTENSITY应力场强计算裂纹应力强度因子的方法研究
14.FEM based stress intensity factor analysis for rotor steel 30Cr1Mo1V30Cr1Mo1V转子钢应力强度因子有限元分析
15.They found that the dynamic SIF decreases as the stiffer material is approached.他们发现随着较刚性的材料接近，动态应力强度因于减少。
16.Stress and Stress Intensity Factor Measurement of Structural Members Using PVDF Film;应用PVDF压电材料测量结构应力和应力强度因子
17.Calculate the Stress Intensity Factor by the Finite Element Software ANSYS基于ANSYS的应力强度因子计算
18.STRESS INTENSITY EVALUATION FORMULAS FOR A RECTANGULAR INTERFACIAL CRACK IN THREE DIMENSIONAL BIMATERIALS矩形界面裂纹应力强度因子评价公式
相关短句/例句
dynamic stress intensity factors动态应力强度因子
1.According to the numerical analysis, we can find the change rule of thedynamic stress intensity factors of crack tips, and validate the feasibility of this method.通过对该试验系统的纯Ⅰ型加载情况下的三维动力学有限元计算,分析试件裂尖处的动态应力强度因子的变化规律,论证了该试验方法的可行性。
2.Following the interfacial fracture theory and Stroh formalism, singular stresses anddynamic stress intensity factors are evaluated when the dynamic crack grows along the interface of anisotropic bimaterials.应用界面断裂力学理论和Stroh方法,研究了广义平面变形下动态裂纹沿着各向异性双材料界面扩展时的裂尖奇异应力及动态应力强度因子。
3.Thedynamic stress intensity factors are evaluated by the displacement correlation technique.应用位移法计算了动态应力强度因子,研究了裂纹面接触摩擦对双-边裂纹板动态应力强度因子的影响。
3)dynamic stress intensity factor(DSIF)动态应力强度因子
4)dynamic stress intensity factor K_Ⅰ~d动态应力强度因子KdⅠ
5)dynamic stress intensity factors of crack裂纹动态应力强度因子
6)dynamic stress intensity factor动应力强度因子
1.We obtained the displacement, stress, electric potential and electric displacement around the crack in the infinite piezoelectric medium by way of Fourier transform, and then thedynamic stress intensity factor, the electric displacement intensity factor and electric field intensity factor near the crack tip were obtai.假设裂纹面上的边界条件为电渗透型的,从而导出了材料系数在横观各向同性平面内梯度分布的压电体的状态方程;利用Fourier变换给出了无限大压电体中位移、应力、电势、电位移的解析表达式;并求得了裂纹尖端动应力强度因子、电位移强度因子及电场强度因子,分析了不同的非均匀材料系数、几何尺寸及裂纹运动速度对它们的影响。
2.The generable proximate formula of dynamic stress intercity factor of simple edge crack found bar specimen in three point bending of NanLing marble is gotten and the criticaldynamic stress intensity factor of the specimen is also obtained in medium load ratio.在中等加载速率下,推导出对大理岩带垂直切口三点弯曲圆棒梁试件动应力强度因子的一般近似公式和断裂时的临界动应力强度因子的表达式。
延伸阅读
应力强度因子分子式：CAS号：性质：反映裂纹尖端附近区域应力场强度的物理量称为应力强度因子。它和裂纹大小、形状以及外应力有关。
