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; Online dynamic measurement of saturation...; Abstract: An online dynamic method based on electrical conductivity probe, tensiometer and datataker was presented to measure saturation......
be associated with dynamic recrystallization (DRX). With the impact plastic deformation, dynamic recovery caused by cross-sliding of screw dislocations and climbing of edge dislocations is limited... during hot compressive deformation [J]. Mining and Metallurgical Engineering, 2002, 22(2): 110-113. (in Chinese) [3] SIA N N, JON B I, JOHN E S. Hopkinson techniques for dynamic recovery experiments......
: 10.11817/j.ysxb.1004.0609.2021-37765 ZHOU Gu-xin, LANG Yu-jing, DU Xiu-zheng, et al. Dynamic mechanical response and J-C constitutive equation of high strength 7A62 aluminum alloy[J]. The Chinese Journal... (a), and effects of strain rate on dynamic tensile strength and yield strength (b) 结合前期7A52铝合金室温SHTB动态真应力-真应变曲线[2],绘制7A62铝合金和7A52铝合金的动态屈服强度随应变率的变化,如图4所示.由图4可见,两种合金的屈服强度均随着应变率的增加而增大,7A62铝合金的增幅显著,而7A52铝合金的则较缓慢......
Characteristics of Deformation and Recovery in Shape Memory AlloyWei JIN, Ying YAN Jian WANG, Mingzhou CAO and Rui YANGInstitute of Metal Research, Chinese Academy of Sciences, Shenyang 110016, ChinaSchool of Sciences, Northeastern University, Shenyang 110004, China摘 要:<正> The mechanical behavior and the effect of pre-strain on recovery behavior......
Frequency-dependent dynamic effective properties of porous materialsPeijun Wei and Zhuping Huang Applied Science School, University of Sciences and Technology Beijing, Beijing 100083, China Department of Mechanics and Engineering Sciences, Peking University, Beijing 100080, China摘 要:<正>The frequency-dependent dynamic effective properties (phase......
J. Cent. South Univ. (2012) 19: 1999-2007 DOI: 10.1007/s11771-012-1237-5 Longitudinal dynamic response of pile in layered soil based on virtual soil pile model WU Wen-bing(吴文兵)1,2, WANG Kui-hua(王奎华)1... Heidelberg 2012 Abstract: Taking the effect of finite soil layers below pile end into account, the longitudinal dynamic response of pile undergoing dynamic loading in layered soil was theoretically......
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modulus, loss modulus, zero-shear activation energy and flow recovery of the blend systems increase with the increase of Pluronic F127 content. There is a crossing point for the loss modulus... is more than SF, the loss modulus is smaller than the storage modulus. Key words: polyvinyl butyral; amphiphilic copolymer; polyethylene glycol; dynamic rheological properties 1 Introduction Membrane......
J. Cent. South Univ. Technol. (2007)06-0838-04 DOI: 10.1007/s11771-007-0159-0 Dynamic experiment and numerical simulation of solute transmission in heap leaching processing LIU Jin... indicates that the model, the numerical method, and the parameters chosen can reflect the rule of ferrous ion transmission in ore heap. Key words: heap leaching; solute transmission; dynamic experiment......
铌微合金钢高温变形的本构关系贾斌1,彭艳1(1.河北省秦皇岛市燕山大学亚稳材料制备技术与科学国家重点实验室轧制设备及成套技术教育部工程研究中心)摘 要:采用Gleeble-3500热模拟实验机,对铌微合金钢Q345B进行热压缩实验.基于所获实验结果,充分考虑了热变形工艺参数(应变速率和变形温度)和动态软化机制(动态回复和动态再结晶)对流变应力的影响,建立了一种考虑动态软化机制影响的高温变形显式本构模型,给出了本构方程求解的方法,确定了模型中与工艺参数相关的主要参数的定量关系式;其主要特点是能够较准确地描述材料在......