Analysis of parallelism requirement for bar ends in SHPB system.
SHPB系统端面平行度加工要求分析。
A large amount of impact test was carried out on four kinds of common rock by using SHPB.
作者利用SHPB装置对常见的四种岩石进行了大量冲击试验。
Spectrum analysis can effectively explain the stress pulse dispersion phenomenon in SHPB experiment from aspect of theory.
频谱分析的方法能从理论方面有效地解释应力脉冲信号在SHPB实验中的弥散现象。
Using SHPB technique and a BP neural network program, the constitutive model of polymers at high strain rates is identified.
利用SHPB技术和自编的BP神经网络程序,以尼龙为代表性研究对象,对高聚物在高应变率下的本构模型进行了辨识。
The study shows that the method for measuring the dynamic performance of cement rock material by using the SHPB is feasible.
研究表明:采用SHPB技术测量水泥石材料的动态力学性能方法是可行的;
This improved SHPB method was applied to determine the compressive dynamic mechanical response of aluminum foams at high strain rate.
利用此改进了的SHPB技术对泡沫铝进行了高应变率下的动态压缩实验。
Split Hopkinson Pressure Bar (SHPB) has been used to study the constitutive and mechanical properties of rocks under high strain rates.
高应变率下岩石的动态本构关系和力学特性,目前主要是利用SHPB装置等来获得。
On the basis of the uniaxial SHPB experiments, the typical impact waves are obtained about the high water material solidifying backfill body.
在高水固结充填体单轴SHPB冲击实验的基础上,得出了充填体的的典型冲击波形;
A traditional Split Hopkinson Press Bars (SHPB) device is adjusted and applied to study the impact buckling and postbuckling of elastic bars.
对传统的霍普金森压杆装置(SHPB)进行改进,用于研究弹性直杆的动态屈曲与后屈曲,并且分析了影响实验精度的因素。
Impact experiments for anthracite of Yunjialing coal mine are performed on split Hopkinson pressure bar(SHPB) equipment with a large diameter of 75 mm.
利用大直径单轴分离式霍普金森压杆装置对云驾岭煤矿无烟煤进行了冲击压缩试验。
In this paper, the validity of small specimen SHPB technique was analyzed by numerical simulation and SHPB test of series of dimension LY12 al specimen.
本文结合数值模拟和系列尺寸ly12铝合金试样的SHPB试验对小尺寸(相对于压杆直径,下同)试样SHPB实验的准确性进行了分析和探讨。
An improved passive confined pressure SHPB method was suggested to study the dynamical mechanical behaviors of materials under quasi one dimensional strain state.
本文提出了改进的SHPB被动围压试验方法,可用于研究材料在准一维应变下的动态力学响应。
An improved SHPB method with passive confined pressure was used to study the dynamic mechanical behaviors of cement mortar under quasi-one dimensional strain state.
以改进的SHPB被动围压试验方法,研究了水泥砂浆石在准一维应变下的动态力学响应。
The impact failure characteristics of rock subjected to one-dimensional coupled static and dynamic loads are conducted with a modified split Hopkinson pressure bar (SHPB).
利用研制的岩石动静组合加载SHPB试验装置,系统研究岩石在一维动静组合加载下的冲击破坏特性。
SHPB experimental technology, as an effective measure of materials' dynamic mechanic characteristics, is widely used to the study of materials' dynamic mechanical characteristics.
霍普金森压杆(SHPB)实验技术作为材料动态力学性能测试的有效手段,广泛地应用于材料的动态力学性能研究。
The validity of a SHPB test is based on the assumption of stress and strain uniformity within the specimen, especially when muscle-like viscoelastic exter-soft material is tested.
试样的轴向应力和应变均匀问题是霍普金森杆试验行之有效的必要条件,而这对肌肉类粘弹性超软材料尤为重要。
The dynamic split tests of marble using both Brazilian disc and flattened Brazilian disc were performed at high strain rate with split Hopkins pressure bar(SHPB) of 00mm diameter.
利用直径00mm的分离式Hopkinson杆对大理岩巴西圆盘和平台巴西圆盘试样进行了动态劈裂实验。
Because it is hard to obtain dynamic stress equilibrium and constant strain rate in soft materials specimen during the conventional SHPB experiments, a pulse shaping technique is developed.
本文重点针对传统的SHPB实验技术试样中早期应力不平衡和实验中难以达到常应变率加载这两大问题,建立了入射波整形技术。
A pulse shaping technique has been used in split Hopkinson bar (SHPB) experiment, for ensuring the specimen in dynamic stress equilibrium and loaded under constant strain rate during the test.
在SHPB实验中,通过采用整形器技术,实现实验过程中的应力平衡和常应变率加载。
A pulse shaping technique has been used in split Hopkinson bar (SHPB) experiment, for ensuring the specimen in dynamic stress equilibrium and loaded under constant strain rate during the test.
在SHPB实验中,通过采用整形器技术,实现实验过程中的应力平衡和常应变率加载。
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