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- pressure bar gap 压尺间距
- The dynamic compressive properties of Sn-Ag Pb-free solders have been studied by means of a split Hopkinson pressure bar at high strain rates. 利用分离式霍普金森压杆试验技术,在室温下研究了锡-银系无铅焊料在高应变率条件下的动态压缩力学性能。
- However, higher strain rate tests were performed using a Split Hopkinson Pressure Bar (SHPB). 而在高应变率下，实验则将利用分离式霍普金森杆 (SHPB)来测试。
- In this paper, the most largest dimension split Hopkinson pressure bar (SHPB) at home is introduced. 摘要本文介绍了国内最大尺寸的SHPB装置；
- Using the split Hopkinson pressure bar technique,the dynamic mechanical behaviour of ECO-RPC was investigated under different strain rates. 采用霍普金森杆方法研究了高速冲击下应变速率对ECO RPC动态力学性能的影响.
- 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。
- 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。
- Split Hopkinson pressure bar (SHPB) tests on C100 and C80 concrete specimens were simulated with explicit dynamic finite element software LS-DYNA. 摘要用显式动力有限元软件LS-DYNA，模拟C100与C80高强混凝土SHPB试验过程。
- By researching, the disturbance of strain signal is identified as the result of piezomagnetic effect of steel Hopkinson Pressure Bar. 通过对干扰信号来源的讨论,可以确认它是由钢杆的压磁效应引起的。
- Many granite constitutive curves under uniaxial impact loading were tested with split Hopkinson pressure bar （SHPB） apparatus. 利用分离式霍普金森压力杆(SHPB)装置测试了大量花岗岩的单轴冲击本构关系。
- Split Hopkinson Pressure Bar (SHPB) test technique which is a basic method of researching the mechanics properties of material is applied extensively. 分离式Hopkinson压杆(SHPB)实验装置从问世以来，作为研究材料动态力学性能的最基本实验手段，已得到广泛应用。
- Split Hopkinson Pressure Bar apparatus for materials testing at high strain rates is presented, and the associated techniques are discussed. 本文介绍了一种用于材料高应变率试验的分离式霍布金生压杆装置,并对有关的技术问题进行了讨论。
- 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。
- The dynamic compression and torsional experiments are done for Tungsten-molybdenum alloys through split Hopkinson pressure bar and torsion Hopkinson bar in this paper. 本文利用分离式Hopkinson杆对钨钼合金进行了动态压缩和扭转试验。
- The SiCp/Al composites are fabricated by using spark plasma sintering (SPS), and their dynamic mechanical properties are tested by using split Hopkinson pressure bar (SHPB). SiC颗粒增强铝基复合材料采用放电等离子烧结（Spark Plasma Sintering，SPS）技术制备，并用分离式Hopkinson压杆（Split Hopkinson Pressure Bar，SHPB）装置测试其动态力学性能。
- 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 100mm diameter. 利用直径100mm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。
- The split Hopkinson pressure bar with a diameter of 100mm and the Brazilian disc and the flattened Brazilian disc specimens subjected to diametral impact compression were used. Mechanical properties of the marble at high strain rate loading were tested. 利用直径为100mm的分离式Hopkinson压杆径向冲击巴西圆盘和平台巴西圆盘试样,测试了大理岩在高应变率加载下的动态力学性能。
- In this paper the glass-epoxy 3-D braided composites are tested under high strain rates of 4000 s -1,5000s -1and 6000s -1 with the split Hopkinson pressure bar for dynamic response. 本文利用SHPB(splitHopkinsonpressurebar)装置对玻璃纤维 /环氧三维编织复合材料在高应变率 ( 4000s-1,5000s-1, 6000s-1 )下的动态压缩性质进行测试。
- During testing low impedance materials(so-called soft materials) by a conventional split Hopkinson pressure bar(SHPB),the transmission strain pulse is too weak to be collected correctly. 利用传统分离式霍普金森压杆(SHPB)对低密度、低波阻材料进行测试时,存在透射信号弱、试样在加载时间内难以达到受力变形均匀的不足。
- Commencing with one brief joist rack optimizing design issue in the engineering practice, this paper discussed that optimizing design of two bar joist rack structures about pressure bar stabilization. 从工程实践中的一个简单桁架的优化设计问题入手,讨论了考虑压杆稳定性时二杆桁架的优化设计问题。
