Shock compression response of forsterite above 250 gpa. Lasl shock hugoniot data pdf the charge distribution and ions positions are further input in a dft finite temperature calculation, producing, self consistently, a large number of energy levels and occupation numbers, from which real and imaginary parts of the dielectric function are obtained. Tefis is a database of data on the thermophysical properties of substances in extreme conditions, which is being developed at the institute for mathematical modeling of the russian academy of sciences. It is also found that the hugoniot of solids and solid mixtures is sensitive to the pressure derivative of the isentropic bulk modulus at constant entropy. Detonations and shock waves module fundamentals of hydrogen. Investigation on mie gruneisen type shock hugoniot equation. We carried out laser shock experiments on single fo crystals see materials and methods and the supplementary materials, as illustrated in fig.
In the experiment, a driving force is utilized to propel a pusher at constant velocity into a material at predetermined initial conditions as shown in fig. This slope is simply a result of the equilibration of hugoniot pressure amongst the phases. Download the ebook lasl shock hugoniot data in pdf or epub format and read it directly on your mobile phone, computer or any device. Investigation on miegruneisen type shock hugoniot equation.
The data waspublishedin the lasl shockdatabook in 1980editedby s. After users have finished creating animations of their choice, they can save it as a project which will save the entire project as. The awe helen laser is being used to measure highpressure hugoniot data by the impedance match method. Lasl shock hugoniot data, university of california press. The solid lines, from the right to the left, represent the presently calculated results by initial porosity m 1. A shock wave can be defined as a traveling wave front across which a discontinuous adiabatic jump in state variables occurs 40, p. The solid circles are shockwave data of the nonporous material by mitchell and nellis 1, the plusses are from the lasl compilation 2, the. Description the em previously named p chip is a cmos integrated. May 29, 2019 amazon prime music stream millions of songs, ad free. The hugoniot relations establish the connection between eight quantities. Shock hugoniot of h2o ice stewart 2003 geophysical.
Rankinehugoniot relations for steady onedimensional flow of a combustible gas that burns to completion, equations relating initial and final conditions are readily derived from conservation equations. Equationofstate data, not only pressure and density but also temperature, for polystyrene ch are obtained up to 510 gpa. The impact generates a planar shock wave, which travels at the constant velocity with. The hugoniot data on fused silica that are displayed on page 321 of the wellknown volume lasl shock hugoniot data, stanley p.
Reactive hmx shock hugoniot data, propellants, explosives. Aug 27, 2015 the trendline shown in dashed green for the shock velocity, u s 2. Rankine hugoniot relations for steady onedimensional flow of a combustible gas that burns to completion, equations relating initial and final conditions are readily derived from conservation equations. Shockwaves on polymer composites pdf free download. They are named in recognition of the work carried out by scottish. Hugoniot equation of state of anorthite glass and lunar anorthosite mark b. Pdf cale eos form 2 fits for high pressure fused silica. A combustion wave will travel down the tube starting from. Making the assumption that the mixture is macroscopically homogeneous and isotropic, these data, and literature values for the. The hugoniot curve the hugoniot relations relationships exist between the variables on the two sides of a shock wave. University of california press, jan 1, 1980 equations of state 658 pages.
We have takenit upon ourselvesto makean laseriesreport as it would have appearedin 1977so the data and ide expressedby the authorscan. Dec 31, 2019 lasl shock hugoniot data pdf lasl shock hugoniot data. This work covers that part of the database that allows one. The hugoniot and strength of ultem polyetherimide. The rankinehugoniot conditions, also referred to as rankinehugoniot jump conditions or rankinehugoniot relations, describe the relationship between the states on both sides of a shock wave or a combustion wave deflagration or detonation in a onedimensional flow in fluids or a onedimensional deformation in solids. The mixed oxide model fails to predict the release paths of either material. An important part of the database is devoted to hugoniot adiabats. The distance between the gun and the composite was 5 m, according to us department of defence specications 8, 9. The hugoniot equation is a fit to data used to generate the hugoniot curve. The region investigated in this work corresponds to an intermediate region, bridging a large gap between available gasgun data below 60 gpa and laser shock data above 500 gpa. Full text of lasl shock hugoniot data internet archive. From the point of view of a surfer travelling with the boundary, the mass moving towards the front and. Shock hugoniot behavior of mixed phases with widely.
Consider a premixed flammable mixture in a long tube ignited from one end. Lasl shock hugoniot data pdf lasl shock hugoniot data. The model does not presuppose either the relative magnitude of the thermal and elastic energies or temperature equilibrium between the two components. The solid circles are shock wave data of the nonporous material by mitchell and nellis 1, the plusses are from the lasl compilation 2, the. The hugoniot and strength of ultem polyetherimide pdf. Shock velocity u s and specific volume v where the subscript 0 refers to unshocked material, hugoniot data were derived using the rankinehugoniot equations, assuming that eq. A model is presented from which one can calculate the hugoniot of solid and porous two. Hugoniot equation of state of anorthite glass and lunar. Hugoniot eos measurements at mbar pressures laser and. Modified wedge tests and in situ pressure gauges have been used to measure the shock hugoniot of hmxwater1 mixtures. This paper ascertains that the bilinear shock hugoniot equation of state eos can model the plasticizing process of the porous media like concrete material for highvelocity impact problems successfully. The trendline shown in dashed green for the shock velocity, u s 2. Oct 07, 2019 lasl shock hugoniot data pdf lasl shock hugoniot data.
Em4095 datasheet pdf em khz khz, read write analog front end for rfid basestation. The hugoniot properties of rock materials have long been a source of interest, and, traditionally, much of the research reported in the literature is concerned with shock properties at levels consistent with the lower mantle, underground nuclear explosions 2,3, planetary impacts 4,5 and geophysical applications. On the 263 k hugoniot, data records in the same regime larson, 1984 dashed line, region 3, figure 3b show two. Shock hugoniot behavior of mixed phases with widely varying. Detonations and shock waves module fundamentals of. Mar 27, 2003 on the 263 k hugoniot, data records in the same regime larson, 1984 dashed line, region 3, figure 3b show two. Aug 26, 2019 lasl shock hugoniot data pdf it is free and open source tutorizl audio editor. The relations between the shockinduced free surface velocity and postshock density of solids. The hugoniot shock data were obtained from marsh 7. Amazon prime music stream millions of songs, ad free. Cale eos form 2 fits for high pressure fused silica hugoniot data.
Investigation on miegruneisen type shock hugoniot equation of state for concrete this paper ascertains that the bilinear shock hugoniot equation of state eos can model the plasticizing process of the porous media like concrete material for highvelocity impact problems successfully. Detonation propagation for shockdriven, subsonic and supersonic confiner flow volume 885 mark short, carlos chiquete, james j. Electrical conductivity of rocks under shock compression. After users have finished creating animations of their choice, they can save it.
Lasl shock hugoniot data pdf the charge distribution and ions positions are further input in a dft finite temperature calculation, producing, self consistently, a large number of energy levels and occupation numbers, from which real and imaginary parts of. Shock hugoniot and temperature data for polystyrene obtained. Shock hugoniot and temperature data for polystyrene. It is based on experimental data and original theoretical models. This official electronic version was created by scanning the best avail able paper or microfiche copy of the original report at a 300 dpi reso lution. May 02, 2020 lasl shock hugoniot data pdf lasl shock hugoniot data. Marsh, editor are fit to the eos form 2 such as is used in cale. Making the assumption that the mixture is macroscopically homogeneous and isotropic, these data, and literature values for the equation of state of water, are used to deduce the hugoniot of pure hmx. The shock hugoniot of tuffisitic kimberlite breccia. However,the data regardingthe hugoniot cusps and carter and marshs ide concerningthe reon for the cusps have not been available. Original color illustrations appear as black and white images. It is shown that even at a shockwave pressure of 20 gpa, the conductivity of rocks changes by several orders of magnitude compared to the initial value 10.
Furthermore, at both 100 and 263 k, experiments with final shock states just above the elastic limit produce decaying shock. University of california press, jan 1, equations of state pages. Its form depends on the plane in which we choose to view the data. May 17, 2009 tefis is a database of data on the thermophysical properties of substances in extreme conditions, which is being developed at the institute for mathematical modeling of the russian academy of sciences. Jun 29, 2019 lasl shock hugoniot data pdf lasl shock hugoniot data. Shock wave experiments are an established technique zeldovich and raizer, 1966 to determine the equation of state at high pressures and temperature, which has been applied to a wide range of materials including aluminum, iron, and water. Indirect drive is used to generate pressures of up to 10 mbar in the aluminum reference material. Table 1 summarizes the principal hugoniot measurements on single fo crystals through the use of the quartzreference technique table s1 18, 19. The region investigated in this work corresponds to an intermediate region, bridging a large gap between available gasgun data. Hugoniot equation of state of rock materials under shock. Jun 17, 2009 equationofstate data, not only pressure and density but also temperature, for polystyrene ch are obtained up to 510 gpa. Download lasl shock hugoniot data pdf genial ebooks.
This work covers that part of the database that allows one to. Users manual for lasl shock hugoniot data file martha s. Pdf hugoniot equation of state of rock materials under. Figure 2 shows the experimental relationships between shock velocity u s in km s. Note that the three bilinear lines for the concretes have negative. The shock compression drives the material to a point on the principle hugoniot, which is the locus of all final states characterized by that can be achieved by a single shock wave passing through. Reactive hmx shock hugoniot data simpson, randall l helm, frank h kury, john w. Full text of lasl shock hugoniot data see other formats.
1328 809 190 183 710 251 1082 332 123 1181 1321 1450 837 472 50 642 827 800 1085 604 1070 815 995 773 1177 632 1128 1152 90 1327 335 713 1044 1375 1424 86 1359 885 60 1124 1072 106 174 326 466 552 1349 533 97