the three loading type are studied and analyzed, and calculated with finite element method for compressive stresses and interlaminar shear stresses distribution on 1-3 face.
本文对这三种加载形式进行了研究和分析,并用有限元素法计算了这三种加载形式在1—3面内的压应力和层剪应力的分布。
function of its interlaminar shear force coefficient is gained. applicability of the function has been validated, so it can be applied in the optimization design of structure stiffness.
提出了使累积塑性变形按楼层均匀分布的优化布置刚度结构层间剪力系数表达式,可以用于结构优化布置刚度的设计。
the interlaminar shear characteristics of three kinds of hybrid composites was investigated. the theoretical distribution of interlaminar shear stress of hybrid composites was presented.
对三种类型的混杂纤维复合材料层压板的层间剪切特性进行了试验与研究,从理论上描述了层间剪切应力分布状态。
in the range of incident velocities near to the perforation limit velocity(v50) , this mechanism depends on thickness and interlaminar shear strength of composite plate.
在接近穿孔极限速度的入射速度(v50)范围内,这一机制依赖于复合材料板的厚度和中间层剪切强度。
the results showed that tensile strength and interlaminar shear strength(ilss) obviously decreased when temperature was above 500 ℃ since polysiloxane was decomposited and recombined intensively.
结果表明在温度高于500℃时层间剪切强度和拉伸强度降低明显,这是由于硅树脂热裂解和重组造成的。