The dynamic mechanical properties of steel-fiber reinforced ultra high strength concrete with different fiber volume fractions were studied by the split Hopkinson press bar testing method under impact compression with different strain rates.
采用分离式霍普金森压杆装置对不同纤维体积率的钢纤维超高强混凝土进行不同应变率的冲击压缩试验,结果表明钢纤维超高强混凝土是应变率敏感材料,并测出其应变率敏感阀值,当应变率超过阀值后,钢纤维超高强混凝土的强度、韧度与弹性模量都随纤维体积率的增加而显著提高,在高应变率下,超高强混凝土基体成粉碎性破坏,而钢纤维超高强混凝土呈现出“裂而不散”的破坏形态。
Experimental studies on Hugoniot data of gaseous methane under shock compression;
冲击压缩下甲烷的状态参数实验研究
The boron-doping technology and metallurgical micro-structure of die steel are discussed from the angle of its resistance to repeated shock compression.
结果指出:模具钢渗硼层在多次冲击压缩载荷下发生一定的塑性变形。
Metastable alloy powders in the FexTi100-x(x=10~90,in mol%) system were prepared by mechanical alloying(MA) and the bulk alloys were consolidated by shock compression.
应用机械合金化方法制备了FexTi100-x(摩尔分数,x=10~90)合金粉末,并利用冲击压缩方法将上述粉末制成了块状合金。
Experimental Studies of CAI of Woven-fiber Laminates Composite on Hygrothermal Environment;
二维编织层压板湿热环境下冲击后压缩性能的实验研究
The experimental research of impact and CAI of woven composite;
编织型复合材料的冲击及冲击后压缩强度的试验研究
It appears that the damage area size can be decreased by incrasing stitching density and using high strength thread; the CAI strength rises remarkablely when the stitching density was increased instead that highstremgth thread used.
采用缝纫工艺对基于预浸料辅层的复合材料进行厚度方向增强,用落球法进行了冲击损伤和冲击后压缩破坏实验。
Using the Hugoniot shock wave data of some solid state materials, we design least square program to calculate the BornMayer potential parameter of other crystals.
利用多种固体材料的Hugoniot冲击压缩数据,通过自编的最小二乘法曲线拟合程序确定出它们的Born Mayer势参数。
fundamental methods for determining shock-compression curve
冲击压缩曲线的基本测量方法
Studies on Shock Compression Behavior of Ferromagnetism Material Nd_2Fe_(14)B;
强磁材料钕铁硼的冲击压缩特性研究
Failure Waves in Alumina Ceramics Subjected to Shock Compression;
冲击压缩下氧化铝陶瓷中的破坏波研究
Numerical Simulation of Micro Void Collapse in the Pure Aluminum under the Shock Compression
冲击压缩下纯铝中微孔洞塌陷的数值模拟
Hot-Spot Effect of Local Defects in Shocked Sapphire Crystal
蓝宝石内部缺陷点在冲击压缩下的热点效应
Response of a Chinese white poplar under impact compressive load:experiment and analysis
冲击压缩载荷作用下杨木的力学性能研究
Theoretical and Experimental Research on Several Problems about High Pressure Melting Law of Metals under Shock Compression;
冲击压缩下金属高压熔化规律相关问题的理论及实验研究
The Electrical Conductivity of Iron under Shock Compression up to Megabar Pressures and Its Implication in Geophysics;
冲击压缩至兆巴压力下铁的电导率及其地球物理意义
Stress Uniformization Process in Specimens during Compression Process with Split Hopkinson Pressure Bar System
分离式Hopkinson压杆系统冲击压缩过程中试样的应力均匀化过程
EXPERIMENTAL STUDY ON DYNAMIC MECHANICAL PROPERTIES OF AMPHIBOLITES UNDER IMPACT COMPRESSIVE LOADING
冲击压缩荷载下角闪岩的动态力学性能试验研究
Experimental Studies on Hugoniot Data of Methane-Air Mixtures under Shock Compression
冲击压缩下甲烷-空气混合气体状态参数实验研究
Analysis of the Causes for Abrupt Drop of Electronic Conductivity of MgO under High Pressure Using First Principle Calculation
第一性原理计算分析冲击压缩下MgO电导率突降起因
incompressible water impact
不可压缩撞水冲击力
Shock pressure, internal energy and shock temperature were calculated as function of compression.
冲击压力、内能和冲击温度被计算为压缩度的函数。
Failure Waves in Rock under Shock Wave Loading;
冲击波压缩下岩石介质中的破坏波研究
Analysis of Impact Load Stress on the Working Process of the Ring Valve of Reciprocating Compressor;
往复式压缩机环状阀工作过程冲击应力分析
Asymptotic Stability of Shock Wave Solutions of a One-Dimensional Model System for Compressible Viscous Fluids;
一维黏性可压缩流体冲击波解的渐近稳定性
Impact energy-absorption property of rock under tri-axial compression
受三维静载压缩岩石对冲击能的吸收效应
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