1) split hopkinson pressure bar (SHPB)
霍普金森压杆(SHPB)
2) split Hopkinson pressure bar(SHPB)
分离式霍普金森压杆(SHPB)
3) split Hopkinson pressure bar(SHPB)
霍普金森压杆
1.
The dynamic splitting tests of marble using Brazilian disc and flattened Brazilian disc were performed at high strain rate with split Hopkinson pressure bar(SHPB) of 100 mm diameter.
利用直径100 mm的分离式霍普金森压杆对大理岩巴西圆盘进行了动态劈裂试验。
2.
Then,after 3 and 7 days standard curing,impact properties of basalt fiber reinforced geopolymeric concrete(BFRGC)and carbon fiber reinforced geopolymeric concrete(CFRGC) were investigated using a 100-mm-diameter split Hopkinson pressure bar(SHPB) apparatus,and comparison between the results of experiments was performed.
3%的玄武岩纤维增强地质聚合物混凝土(basalt fiber reinforced geopolymeric concrete,BFRGC)和碳纤维增强地质聚合物混凝土(carbon fiber reinforced geopolymeric concrete,CFRGC),再采用Φ100 mm霍普金森压杆(split Hopkin-son pressure bar,SHPB)试验装置测试了两种材料3d、7d的冲击力学性能,并对试验进行对比分析。
3.
The dynamic response of FBG is researched by shock test in split Hopkinson pressure bar(SHPB) and the results indicate that FBG can measure the shock signal exactly and the demodulator is able to interrogate high frequency excitation signal fast and accurately.
通过霍普金森压杆上的冲击试验研究了光纤光栅的动态响应能力,试验表明Bragg光栅能够正确响应不同频率的冲击信号,解调仪能够正确并快速解调出高速动态激励信号,同时Bragg光栅在受拉和受压时以及动态和静态灵敏度基本一致。
4) split Hopkinson pressure bar
霍普金森压杆
1.
This paper describes a modification of the split Hopkinson pressure bar for the dynamic compressive property testing of soft material.
提出了一种用于软材料动态压缩性能测试的霍普金森压杆改进方案。
2.
The dynamic mechanical behaviour of RPC with different fiber volume fraction was researched on repeated compressive impact in four kinds of impact modes with the split Hopkinson pressure bar.
采用60%的超细工业废渣取代水泥制备了抗压强度达200 MPa的生态型活性粉末混凝土(RPC),采用分离式霍普金森压杆装置对不同纤维掺量的RPC材料进行了4种方式的多次冲击压缩实验。
3.
An experiment method of using the split Hopkinson pressure bar(SHPB) is proposed to perform dynamic split testing of brittle materials like concrete at a high strain rate,and the currently accepted method for the experiment is to obtain the tensile strength and the average strain rate by the transmitting wave signals.
利用分离式霍普金森压杆(SHPB)可以进行混凝土类材料高应变率下的劈裂实验,目前公认的方法是通过透射波信号得到劈裂强度和相应的平均应变率。
5) SHPB
霍普金森压杆
1.
The Split Hopkinson Pressure Bar(SHPB) of φ100 mm was used to investigate the dynamic mechanical behavior of the concrete under impact loading.
利用φ100 mm霍普金森压杆试验设备,研究了混凝土材料在冲击荷载下的动态压缩性能,分析验证了实验结果的有效性、一致性和试样中的应力均匀性问题,得到了混凝土材料在较高应变率范围内的动态应力—应变关系。
2.
Split Hopkinson Pressure Bar(SHPB) with a wedge and its holder appended to the end of the incident bar was used to exert dynamic split force at the edge notch of the specimen.
为了获得岩石在高加载速率作用下的动态断裂韧度值并分析加载速率的影响,由分离式霍普金森压杆入射杆杆端附加劈尖及其基座对边切槽圆盘试样施加动态劈裂载荷。
3.
Dynamic mechanical behaviors of 5A06 Al alloy by three kinds of processes and heat treatments were studied with the split Hopkinson pressure bar(SHPB) and static material test system over a wide range of strain rates and temperature.
运用材料试验机和分离式霍普金森压杆装置(SHPB)对3种不同加工及热处理状态的5A06铝合金在常温~500°C、应变率为10-4~103s-1下的力学行为进行了实验研究。
6) Hopkinson
霍普金森压杆
1.
The Hopkinson test with pulse shaper can modify obviously the loading wave, and obtain a loading condition of a near constant strain rate by getting a slippery incident wave and decreasing the effect of the wave dispersion to eliminate high-frequency surge.
改进了传统的霍普金森压杆(Hopkinson)技术,采用输入波形整形技术,使加载波形更能满足火工品实际加载环境的需要,从试验得出使用整形器最大的特点是可以获得比较光滑的入射波,降低波的弥散效应,可消除高频振荡,明显改善加载波的质量,有较长的上升前沿时间,并且可以获得更接近常应变率的动态加载条件。
补充资料：霍普金森效应（Hopkinsoneffect）
霍普金森效应（Hopkinsoneffect）
软磁材料的初始磁导率在居里温度附近，随着温度的升高，由于磁晶各向异性常数比饱和磁化强度更快地趋近于零而出现最大值的现象称为霍普金森效应。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条