学科筛选

  • 1.

  • 【来源】

    [会议论文] 2011爆轰与冲击动力学国际会议 - 2011

  • 【摘要】

    Dynamic cavity expansion approximations are often used to simplify the analysis of penetration and perforation of targets struck by projectiles.First,the target response can be approximated by mean

  • 2.

  • 【来源】

    [会议论文] 2011爆轰与冲击动力学国际会议 - 2011

  • 【摘要】

    The movement of concrete fragment from internal explosion in reinforced concrete is analyzed,and a model is built for the description of fragments’ acceleration.Make use of stress wave theory and E

  • 3.

  • 【来源】

    [会议论文] 2011爆轰与冲击动力学国际会议 - 2011

  • 【摘要】

    The dynamic compressive constitutive relation of metallic Neodymium(Nd) over a wide range of strain rates at different temperatures was determined in the first loading duration of split Hopkinson p

  • 4.

  • 【来源】

    [会议论文] 2011爆轰与冲击动力学国际会议 - 2011

  • 【摘要】

    In this paper,the dynamic behavior of rectangular plate under the loading of parameter cycle is studied. The partial differential equation based on the mechanical model is established,which be simp

  • 5.

  • 【来源】

    [会议论文] 2011爆轰与冲击动力学国际会议 - 2011

  • 【摘要】

    super-detonation with higher detonation pressure,velocity and local sound velocity is paid more attention for its potential application for hyper-velocity launch technique.Multi- stage detonation a

  • 6.

  • 【来源】

    [会议论文] 2011爆轰与冲击动力学国际会议 - 2011

  • 【摘要】

    Rock is the product that experiences endless complex geology movement.For it is such a kind of complex mixture made up with many mineral grains,cement and other components,it always exists so many

  • 7.

  • 【来源】

    [会议论文] 2011爆轰与冲击动力学国际会议 - 2011

  • 【摘要】

    In this paper,an Eulerian-Lagrangian two-phase flow model for liquid-fueled detonations is constructed.The gaseous mixture is described by an Eulerian method,and all the liquid particles in gaseous

  • 8.

  • 【来源】

    [会议论文] 2011爆轰与冲击动力学国际会议 - 2011

  • 【摘要】

    In order to characterize the propagation of detonation wave in small size charge,ultrafine HMX sample was pressed in small metal tubes and were initiated by detonators.The tested HMX was refined by

  • 9.

  • 【来源】

    [会议论文] 2011爆轰与冲击动力学国际会议 - 2011

  • 【摘要】

    For an explosive source used in seismic exploration,evaluating its seismic wave energy caused by explosives exploding in the soil is an important issue.The direct method,calculating RMS amplitude o

  • 10.

  • 【来源】

    [会议论文] 2011爆轰与冲击动力学国际会议 - 2011

  • 【摘要】

    From the standard test method suggested by ISRM and GB/T50266-99,the dynamic fracture toughness and uniaxial tension strength of the same basalt with different depth have been measured.From the tes

  • 11.

  • 【来源】

    [会议论文] 2011爆轰与冲击动力学国际会议 - 2011

  • 【摘要】

    With the rapid development of defence engineering such as bunkers and other defence works, high-velocity penetration has attracted much attention of the related engineering communities over the pas

  • 12.

  • 【来源】

    [会议论文] 2011爆轰与冲击动力学国际会议 - 2011

  • 【摘要】

    An analytical study on the vibration isolation and energy absorption capability of closed-cell aluminum foams(Al-foams) is presented.A double degree of freedom(DDF) spring-damper-foam collision mod

  • 13.

  • 【来源】

    [会议论文] 2011爆轰与冲击动力学国际会议 - 2011

  • 【摘要】

    Granule composite materials such as concrete have been widely applied in both the civil and the military engineering,especially in the design of various defense structures subjected to possible dyn

  • 14.

  • 【来源】

    [会议论文] 2011爆轰与冲击动力学国际会议 - 2011

  • 【摘要】

    ABAQUS/Explicit analysis module was used in this paper to simulate the riser’s behavior under tension force and inner pressure.It presents a technique to create detailed finite element model and to

  • 15.

  • 【来源】

    [会议论文] 2011爆轰与冲击动力学国际会议 - 2011

  • 【摘要】

    Heterogeneous,porous,energetic materials are well known to behave in dramatically different ways compared with equivalent solid homogeneous energetic materials because of the additional degree of f

  • 16.

  • 【来源】

    [会议论文] 2011爆轰与冲击动力学国际会议 - 2011

  • 【摘要】

    As is well known,under plate impact experiments satisfying certain conditions on the brittle materials such as glasses,ceramics,etc.,there exists a physical surface traveling with a much slower vel

  • 17.

  • 【来源】

    [会议论文] 2011爆轰与冲击动力学国际会议 - 2011

  • 【摘要】

    The whipping response of a ship structure to underwater explosion is relevant not only to the shock wave load but also to the bubble load.Although this topic has been widely investigated and variou

  • 18.

  • 【来源】

    [会议论文] 2011爆轰与冲击动力学国际会议 - 2011

  • 【摘要】

    By suitable hypothesization and approximation of the Taylor impact process,the present paper has proposed a method to calculate the dynamic yielding strength of the material by turning to the lengt

  • 19.

  • 【来源】

    [会议论文] 2011爆轰与冲击动力学国际会议 - 2011

  • 【摘要】

    This paper bases on the prototype of the actual shed runnel structure,study on contact force, displacement,damage,energy of shed tunnel under impact of rock-fall.By ABAQUS finite element software t

  • 20.

  • 【来源】

    [会议论文] 2011爆轰与冲击动力学国际会议 - 2011

  • 【摘要】

    In World WarⅡ,pressure-impulse(P-I) diagram method was first used to assess damage of structural elements and buildings.The assessment of damage can be carried out by defining a serious of pressure

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