Based on test results , numerical simulations on uniaxial tension at 480 and different strain rate have been conducted 在试验研究基础上，利用chaboche粘塑性模型模拟高温下( 480 ) 、不同应变速率的单轴拉伸。
The superplastic behavior of tc6 titanium on the condition of different temperature and different strain rate was explored 本文对不同初始应变速率和变形温度条件下tc6钛合金的超塑性变形行为进行了系统研究。
Then the bulging model of hemisphere and rectangular box were built and simulated on const strain forming to research the thickness distribution 建立半球形和盒形件的有限元模型,进行等应变速率胀形的模拟,得到压力-时间曲线。
Abstract : the recent development of the high strain rate superplasticity ( hsrs ) , its deformation mechanism and commercial applications are reviewed in the paper 文摘:综述了高应变速率超塑材料及其变形机理和工业应用的最新进展。
The flow stress increases with decreasing deformation temperature and increasing of strain rate . the stress is sensitive to strain rate positively 稳态流变应力随变形温度的降低和应变速率的升高而增大，具有正应变速率敏感性。
This type of material includes al alloy and al - based composite , and recently the hsrs of mg _ based composite and ti alloy is investigated 高应变速率超塑材料主要是铝基复合材料及铝合金，最近，对镁基复合材料、钛合金高应变速率超塑性能的研究也已开始。
The bird strike is similar to adding a high velocity rate loading to the aircraft wndshield , and thus results in the wndshield ' s high stain rate deformation 飞鸟对于风挡的撞击，类似于对于风挡施加一高速率的载荷，从而引起风挡材料以很高的应变速率变形。
The ratio of the magnitude of an applied shear stress to the velocity gradient that it produces ; that is , a measure of a noncrystalline material ' s resistance to permanent deformation 剪切应力数值与其产生应变速率的比值叫粘性，用来衡量非晶材料抵抗永久变形的能力。
The results of experiment which followed the curve agreed well with that of the simulation . the non - uniform thickness distribution and cavity have negative influence on the formability 并按照仿真结果进行等应变速率胀形实验,得到的厚度分布结果与模拟值非常吻合。
In earthquake process , average strain rate of the research block is equal to the sum of all seismic moment tensors of the earthquakes taking place in unit time and physical volume 所研究地块内地震过程引起的平均应变速率等于发生在单位时间、单位体积内的所有地震的地震矩张量之和。
