CAJ | 학술논문

从塑料类聚合物软材料目前力学性能研究现状及性能表征的不足,讨论了塑料类软材料在高应变率动态加载条件下霍普金森杆(SHPB)实验装置及实验用杆系的选取、应力应变信号的采集方式以及目前对塑料材料在高应变率加载条件下动态力学性能的实验研究,总结了SHPB高应变率动态实验时塑料材料的特性、提高实验数据精度的方式等方面.
종소료류취합물연재료목전역학성능연구현상급성능표정적불족,토론료소료류연재료재고응변솔동태가재조건하곽보금삼간(SHPB)실험장치급실험용간계적선취、응력응변신호적채집방식이급목전대소료재료재고응변솔가재조건하동태역학성능적실험연구,총결료SHPB고응변솔동태실험시소료재료적특성、제고실험수거정도적방식등방면.
The split hopkinson pressure bar(SHPB) experiment device and rod selection at high strain rate dynamic loading conditions,the acquisition method of stress-strain signal and the dynamic mechanical properties experiment research on plastic materials under the condition of high strain rate loading were discussed from the mechanical properties research and the shortage of status performance characterization about plastics and polymer soft materials at present.The characteristic of plastic materials under high strain rate dynamic experiment and the method of improve the accuracy of experimental data were also summarized.