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Capabilities of Explosive Magnetic Generators for Precision Research of Equations-of-State at Isentropic Compression
E.V. Shapovalov;A.V. Ivanovskiy;A.A. Bazanov;V.K. Baranov;A.M. Buyko;P.V. Duday;A.G. Golubinsky;S.F. Garanin;V.A. Karepov;S.D. Kuznetsov;V.I. Mamyshev
2018 16th International Conference on Megagauss Magnetic Field Generation and Related Topics (MEGAGAUSS)
Year: 2018 | Conference Paper |
The method to study the isentropic compressibility of substances is presented in [1]. A two-layered liner made of an explored material specimen and of an outer current-carrying aluminum tube is driven by the current of Z-machine. Another aluminum liner serves as an anode. The measurements of velocity of the specimen' inner surface and of the anode' outer surface are necessary in the iterative meth...Show More
25th Anniversary of the Joint US-Russian Disk EMG Experiment
Anatoly Buyko;Robert Reinovsky;Sergey Garanin;Irvin Lindemuth
2018 16th International Conference on Megagauss Magnetic Field Generation and Related Topics (MEGAGAUSS)
Year: 2018 | Conference Paper |
Twenty-five years ago, on September 22, 1993, an event, unprecedented in the nuclear age, took place at Arzamas-16, Russia, as the All-Russian Scientific Research Institute of Experimental Physics (VNIIEF) and the Los Alamos National Laboratory (LANL), the two institutes that designed the first nuclear weapons of their respective nations, combined capabilities to conduct a joint scientific experim...Show More
Simulation of Isentropic Compression of Aluminum by Magnetically Imploded Liners in experiments ALT-1-3
Sergey D. Kuznetsov;Anatoly M. Buyko;Sergey F. Garanin;M. A. Desyatnikova;G. G. Ivanova;V. A. Karepov;V. B. Yakubov
2018 16th International Conference on Megagauss Magnetic Field Generation and Related Topics (MEGAGAUSS)
Year: 2018 | Conference Paper |
High precision measurements of accelerated liner velocities (by optical velocimetry VISAR, PDV) produce high-resolution isentropes of test materials - pressure-density curves in the whole range of pressures reached in a single shot [1]. Their interpretation requires solving an inverse mathematical problem by Iterative Lagrangian Analysis (ILA) methods. But in case of magnetic implosion of liners, ...Show More
Simulations of the Interaction of High-Velocity Condensed-Matter Liners With Walls
This paper presents an overview of publications on numerical simulations of one of the major 2-D effects observed in magnetically driven implosion of cylindrical condensed-matter liners: their interaction with glide planes. We consider liners accelerated to 8-20 km/s by currents of 30-100 MA delivered by disk explosive magnetic flux compression generators with azimuthal magnetic fields of 1-6 MG (...Show More
Electrically exploded opening switches for high-current explosive magnetic flux compression generators
2015 IEEE International Conference on Plasma Sciences (ICOPS)
Year: 2015 | Conference Paper |
This paper presents an overview of publications on the application of electrically exploded current opening switches - for the generation of current pulses up to 100 MA with a rise time of 0.1-10 μs in the load of explosive magnetic flux compression generators (EMG). Experiments were mostly conducted at LANL and VNIIEF with foil opening switches (FOS); different EMG designs were used, and the foll...Show More
High performance liner physics
R. E. Reinovsky;W. L. Atchison;C. R. Rousculp;A. M. Buyko;S. F. Garanin;V. B. Yakubov
2013 Abstracts IEEE International Conference on Plasma Science (ICOPS)
Year: 2013 | Conference Paper |
Summary form only given. High performance, condensed matter, liner implosions powered by very high current drive provide an important capability for many physics experiments including shock physics, high magnetic field generation by flux compression, and quasi isentropic, P-dV, compression of materials ranging from solids to plasmas. Where large amounts of kinetic energy, high efficiency of conver...Show More
Magnetic liner implosion simulations for the ALT-3 experiment
2012 14th International Conference on Megagauss Magnetic Field Generation and Related Topics (MEGAGAUSS)
Year: 2012 | Conference Paper |
Cited by: Papers (2)
We discuss two-dimensional magnetohydrodynamic simulations of the liner implosion, which model the development of Rayleigh-Taylor-like instability and interaction between the liner and PU glide planes. The simulations were conducted with variations in methodological parameters (random initial perturbations etc.) and in the glide plane shape. We found a glide plane shape that provides reliable elec...Show More
Numerical simulations of foil electrical explosion under helical EMG current drive for Warm Dense Matter generation
2012 14th International Conference on Megagauss Magnetic Field Generation and Related Topics (MEGAGAUSS)
Year: 2012 | Conference Paper |
Cited by: Papers (1)
Warm Dense Matter (WDM), i. e. substance at densities of the order of that of solids and temperatures of the order of 1-10 eV, can be produced using a helical explosive magnetic flux compression generator (EMG) with an opening switch. A diameter 200 mm EMG with an explosive opening switch can deliver a current of ~5 MA with a characteristic rise time of 0.3 μs to drive thick wires (posts) and stud...Show More
Numerical simulations of foil electrical explosion under helical EMG current drive for Warm Dense Matter generation
Year: 2012 | Conference Paper |
A disk EMG system for driving impacting liners to ∼ 20 km/s
A.M. Buyko;S.F. Garanin;A.M. Glybin;Yu.N. Gorbachev;P.P. Dudai;V.I. Dudin;V.V. Zmushko;G.G Ivanova;A.V. Ivanovsky;A.I. Kraev;I.V. Morozov;I.V. Morozova;A.N. Skobelev;V.B. Yakubov;W.L. Atchison;R.E. Reinovsky;D.B. Holtkamp
We consider an ALT-1,2-like [1,2] system to deliver up to 60-70 MA currents in the liner load and accelerate ~20 g/cm cylindrical liners to ~20 km/s (ALT-1,2: ~31 MA, ~13 g/cm, ~12 km/s). The system is intended for the ALT-3 experiment to test the efficiency of magnetic implosion of impacting liners and to verify the possibility of shock-wave measurements at up to 1 TPa pressures. We describe the ...Show More
A disk EMG system for driving impacting liners to ∼ 20 km/s
A.M. Buyko;S.F. Garanin;A.M. Glybin;Yu.N. Gorbachev;P.P. Dudai;V.I. Dudin;V.V. Zmushko;G.G Ivanova;A.V. Ivanovsky;A.I. Kraev;I.V. Morozov;I.V. Morozova;A.N. Skobelev;V.B. Yakubov;W.L. Atchison;R.E. Reinovsky;D.B. Holtkamp
Year: 2011 | Conference Paper |
Explosive magnetic liner devices to produce shock pressures up to 3 TPa
A.M. Buyko;S.F. Garanin;Yu N. Gorbachev;G.G Ivanova;A.V. Ivanovsky;I.V. Morozova;V.N. Mokhov;A.A. Petrukhin;V.N. Sofronov;V.B. Yakubov;W.L. Atchison;R.E. Reinovsky
The paper discusses devices with a Disk Explosive Magnetic flux compression Generator (DEMG), which are similar to the ALT-1,2 experimental devices and are intended for testing the possibility of producing 1-3 TPa (10-30 Mbar) pressures and the possibility of measuring Hugoniots of different materials at such pressures. It is expected that two-layer, cylindrical liners, Al+Fe and/or Al+W, will be ...Show More
Results and Prospects of Material Strength Studies on Electrophysical Facilities Based on Perturbation Growth in Liner Systems
Anatoly M. Buyko;Vadim V. Zmushko;Walter L. Atchison;Robert E. Reinovsky
Data are presented describing refined simulations of perturbation growth in a three-layer cylindrical liner system tested with disk explosive magnetic flux compression generators (DEMGs) to study the strength properties of copper and polyethylene at shocklessly applied pressures of up to ~15 GPa. The calculated performance for the same liner system in the experiments to study the strength properti...Show More
Analysis of the Liner Stability in Various Experiments
Anatolii M. Buyko;Sergey F. Garanin;Dmitrii V. Karmishin;Vladislav N. Mokhov;Nadezhda V. Sokolova;Valerii B. Yakubov;Vadim V. Zmushko
The main problem occurring at cylindrical liner acceleration by azimuthal magnetic field is its motion distortion caused by the combination of Rayleigh-Taylor and sausage instabilities, which, in principle, can lead to a complete liner destruction. The strength of the material can inhibit the development of such instabilities; however, as far as the melted liner-section thickness increases due to ...Show More
Simulations of Disc Explosive Magnetic Generators and Quasi-Spherical Liners with a 1D Code
2007 IEEE 34th International Conference on Plasma Science (ICOPS)
Year: 2007 | Conference Paper |
Cited by: Papers (1)
Summary form only given. VNIIEF widely uses a 1D (MHD) one-dimensional code being developed based on the magnetohydrodynamic approximation for simulating electrophysical facilities with different ponderomotive units (PU) intended for studies in the area of high energy density physics and materials properties. Pre-shot simulations of the facilities using the code generally provide high accuracy of ...Show More
Numerical Study of the Possibility to Stabilize Condensed Liner Implosion
Anatoly M. Buyko;Sergey F. Garanin;Vassily M. Kalashnikov;Vladislav N. Mokhov;Nadezhda V. Sokolova;Valery B. Yakubov;Vadim V. Zmushko
2007 IEEE 34th International Conference on Plasma Science (ICOPS)
Year: 2007 | Conference Paper |
Summary form only given. A possible experiment design for the Atlas facility to investigate the physics of imploding liners and determine the conditions of their stable motion is considered. Three possible experiment variants are discussed. The essence of the first proposal is reducing the initial liner radius R (from 5 to 3 cm). The second proposal is to conduct an experiment differing from LD-1-...Show More
Disc Explosive Magnetic Generator and Quasi-Spherical Liner Simulations with a 1D Code
2006 IEEE International Conference on Megagauss Magnetic Field Generation and Related Topics
Year: 2006 | Conference Paper |
Cited by: Papers (5)
The paper briefly discusses the problem setup for a 1D code that offers wide functionality for simulating electrophysical facilities with different ponderomotive units (PU) intended for studies in the area of high energy density physics and materials properties. 1D magneto-hydrodynamic approximation is used, which also enables simulations of essentially two-dimensional units, such as disc explosiv...Show More
Analysis of the Liner Stability in Various Experiments
Anatolii M. Buyko;Sergey F. Garanin;Dmitrii V. Karmishin;Vladislav N. Mokhov;Nadezhda V. Sokolova;Valerii B. Yakubov;Vadim V. Zmushko
2006 IEEE International Conference on Megagauss Magnetic Field Generation and Related Topics
Year: 2006 | Conference Paper |
The main problem occurring at cylindrical liner acceleration by azimuthal magnetic field is its motion distortion caused by the combination of the Rayleigh-Taylor (RT) and the sausage instabilities, which, in principle, can lead to complete liner destruction. The strength of the material can inhibit the development of such instabilities; however, as far as melted liner section thickness increases ...Show More
Investigation of Solid Quasi-Spherical Liner Implosion Using Diagnostic Test Stand and Helical Explosive Magnetic Generator as a Pulsed Power Source
Boris T. Egorychev;Dmitry V. Avdeev;Viktor V. Avdoshin;Anatoly M. Buyko;Gennady I. Volkov;Aleksey M. Glybin;Andrey V. Ivanovsky;Vitaly A. Ivanov;Yevgeny I. Ivanov;Andrey I. Krayev;Valery B. Kudelkin;Anatoly I. Kuzyayev;Ivan V. Morozov;Semen V. Pak;Sergey M. Polyushko;Aleksandr A. Petrukhin;Anatoly A. Savosin;Aleksandr N. Skobelev;Vladimir K. Chernyshev;Vladimir I. Shpagin;Aleksey A. Zimenkov;Walter L. Atchison;Rickey J. Faehl
2006 IEEE International Conference on Megagauss Magnetic Field Generation and Related Topics
Year: 2006 | Conference Paper |
Cited by: Papers (1)
This paper studied the process of implosion of the solid quasi-spherical liner driven by the axial magnetic field generated by the pulsed power source. In the experiment the pulsed power source comprising the helical EMG, the current opening switch and the transmission line provided the current pulse of 13 MA with the rise time of ~10 mus in the liner load. Two radiographic images of the quasi-sph...Show More
Investigation of Solid Quasi-Spherical Liner Implosion Using Diagnostic Test Stand and Helical Explosive Magnetic Generator as a Pulsed Power Source
Boris T. Egorychev;Dmitry V. Avdeev;Viktor V. Avdoshin;Anatoly M. Buyko;Gennady I. Volkov;Aleksey M. Glybin;Andrey V. Ivanovsky;Vitaly A. Ivanov;Yevgeny I. Ivanov;Andrey I. Krayev;Valery B. Kudelkin;Anatoly I. Kuzyayev;Ivan V. Morozov;Semen V. Pak;Sergey M. Polyushko;Aleksandr A. Petrukhin;Anatoly A. Savosin;Aleksandr N. Skobelev;Vladimir K. Chernyshev;Vladimir I. Shpagin;Aleksey A. Zimenkov;Walter L. Atchison;Rickey J. Faehl
Year: 2006 | Conference Paper |
Results and Prospects of Material Strength Studies on Electrophysical Facilities Based on Perturbation Growth in Liner Systems
Anatoly M. Buyko;Vadim V. Zmushko;Walter L. Atchison;Robert E. Reinovsky
2006 IEEE International Conference on Megagauss Magnetic Field Generation and Related Topics
Year: 2006 | Conference Paper |
Data of refined perturbation growth simulations of the three-layer cylindrical liner systems, tested during experiments with DEMGs (disk explosive magnetic flux compression generators) to study the strength properties of copper and polyethylene at shockless pressures up to ~15 GPa, and calculated performance data of the same liner systems for the Atlas experiments to study the strength properties ...Show More
Explosive Magnetic Device with a Three-Layered Liner for Radiographic Study of Dynamic Strength of Materials
Anatoliy M. Buyko;Yuriy N. Gorbachev;Anatoliy I. Kuzyayev;Vladislav N. Mokhov;Vladimir A. Pavliy;Alexander A. Petrukhin;Valeriy B. Yakubov;Walter L. Atchison;Irvin R. Lindemuth;Robert E. Reinovsky
This paper presents the construction-technology schematic of the device comprising the helical and disk EMGs with a three-layered cylindrical liner (Al-dielectric-Cu) designed for experiments RHSR-0,1,2 at the current of 33-35 MA. Polyethylene or water was used as a dielectric layer. The experiments tested successfully the idea to study the dynamic strength of materials by X-raying the growth of a...Show More
Explosive Magnetic Device with a Three-Layered Liner for Radiographic Study of Dynamic Strength of Materials
Anatoliy M. Buyko;Yuriy N. Gorbachev;Anatoliy I. Kuzyayev;Vladislav N. Mokhov;Vladimir A. Pavliy;Alexander A. Petrukhin;Valeriy B. Yakubov;Walter L. Atchison;Irvin R. Lindemuth;Robert E. Reinovsky
Year: 2005 | Conference Paper |
Radiographing the High-Speed Implosion of Condensed Liner at 35 MA Current Prodused by Explosive Magnetic Generator
A.M. Buyko;O.M. Burenkov;V.A. Vasyukov;Y.N. Gorbachev;A.V. Ivanovsky;A.I. Kusyayev;A.A. Kulagin;S.A. Leschev;V.N. Mokhov;A.A. Petrukhin;G.A. Poliyenko;V.A. Tatarin;B.G. Anderson;W.L. Atchison;R.E. Reinovsky;R.T. Olson
2005 IEEE Pulsed Power Conference
Year: 2005 | Conference Paper |
The high-speed implosion of a condensed liner is an efficient method to achieve the state of substance characterized by high energy density, temperature and pressure. The experimental procedure for radiographing the perturbations growing in the cylindrical aluminum liner having the walls 2 mm thick, which is imploded under the effect of 35 MA pulses produced by high-power explosive magnetic disk g...Show More
Radiographing the High-Speed Implosion of Condensed Liner at 35 MA Current Prodused by Explosive Magnetic Generator
A.M. Buyko;O.M. Burenkov;V.A. Vasyukov;Y.N. Gorbachev;A.V. Ivanovsky;A.I. Kusyayev;A.A. Kulagin;S.A. Leschev;V.N. Mokhov;A.A. Petrukhin;G.A. Poliyenko;V.A. Tatarin;B.G. Anderson;W.L. Atchison;R.E. Reinovsky;R.T. Olson
Year: 2005 | Conference Paper |
Dynamic Copper and Polyethylene Strengths in Shockless Loading to 15 GPA According to the Data of Explosive Magnetic Experiments with Cylindrical Three-Layer Liner Systems
A.M. Buyko;V.V. Zmushko;V.N. Mokhov;S.S. Nadezhin;P.N. Nizovtsev;A.A. Petrukhin;V.P. Solovyev;V.B. Yakubov;W.L. Atchison;R.E. Reinovsky
This paper presents the computational analysis of an experimental three-layer liner system, Al-polyethylene-Cu and Al-water-Cu, designed for the study of dynamic strength of low-density and high-density materials using the perturbation growth caused by the Rayleigh-Taylor instability. Copper and polyethylene dynamic strength models developed by VNIIEF are used. Comparison between computations and ...Show More
Dynamic Copper and Polyethylene Strengths in Shockless Loading to 15 GPA According to the Data of Explosive Magnetic Experiments with Cylindrical Three-Layer Liner Systems
A.M. Buyko;V.V. Zmushko;V.N. Mokhov;S.S. Nadezhin;P.N. Nizovtsev;A.A. Petrukhin;V.P. Solovyev;V.B. Yakubov;W.L. Atchison;R.E. Reinovsky
Year: 2005 | Conference Paper |
On the possibility of experimental studies of dynamic material strength according to perturbation growth in magnetically driven layered liner systems
Anatoliy M. Buyko;Oleg M. Burenkov;Vladimir A. Vasyukov;Yuriy N. Gorbachev;Vadim V. Zmushko;Galina G. Ivanova;Andrey V. Ivanovsky;Anatoliy I. Kuzyayev;Vladislav N. Mokhov;Sergey S. Nadezhin;Piotr N. Nizovtsev;Vladimir V. Pavliy;Grigoriy A. Polienko;Alexander A. Petrukhin;Alexander I. Startsev;Nadezhda V. Sokolova;Sergey S. Sokolov;Vyacheslav P. Soloviev;Vasiliy N. Sofronov;Tamara I. Chaika;Valeriy B. Yakubov;Walter L. Atchison;Rickey 1. Faehl;Irvin R. Lindemuth;Robert E. Reinovsky
2004 International Conference on High-Power Particle Beams (BEAMS 2004)
Year: 2004 | Conference Paper |
Cited by: Papers (1)
Explosive magnetic experiments RHSR-l,2 confirmed the designed characteristics of three-layered liner systems (Al-H2O-Cu) and practicability of using water as a medium weakly inhibiting perturbation growth of the liners as opposed to polyethylene that in the experiment RHSR-l showed a high yield strength, ~ 10-20 times higher than the quasi-static one. The paper presents calculations of liners use...Show More
On the possibility of experimental studies of dynamic material strength according to perturbation growth in magnetically driven layered liner systems
Anatoliy M. Buyko;Oleg M. Burenkov;Vladimir A. Vasyukov;Yuriy N. Gorbachev;Vadim V. Zmushko;Galina G. Ivanova;Andrey V. Ivanovsky;Anatoliy I. Kuzyayev;Vladislav N. Mokhov;Sergey S. Nadezhin;Piotr N. Nizovtsev;Vladimir V. Pavliy;Grigoriy A. Polienko;Alexander A. Petrukhin;Alexander I. Startsev;Nadezhda V. Sokolova;Sergey S. Sokolov;Vyacheslav P. Soloviev;Vasiliy N. Sofronov;Tamara I. Chaika;Valeriy B. Yakubov;Walter L. Atchison;Rickey 1. Faehl;Irvin R. Lindemuth;Robert E. Reinovsky
Year: 2004 | Conference Paper |
Radiographing the high-speed implosion of condensed liner at 35 MA current produced by explosive magnetic generator
A. M. Buyko;O. M. Burenkov;V. A. Vasyukov;Y. N. Gorbachev;A. V. Ivanovsky;A. I. Kusyayev;A. A. Kulagin;S. A. Leschev;V. N. Mokhov;A. A. Petrukhin;G. A. Polienko;V. A. Tatarin;B. G. Anderson;W. L. Atchison;R. E. Reinovsky;R. T. Olson
2004 International Conference on High-Power Particle Beams (BEAMS 2004)
Year: 2004 | Conference Paper |
The high-speed implosion of a condensed liner is an efficient method to achieve the state of substance characterized by high energy density, temperature, pressure and substance density. The experimental procedure for radiographing the perturbations growing in the cylindrical aluminum liner having the walls 2 mm thick, which is imploded under the effect of 35 MA pulses produced by high-power explos...Show More
Radiographing the high-speed implosion of condensed liner at 35 MA current produced by explosive magnetic generator
A. M. Buyko;O. M. Burenkov;V. A. Vasyukov;Y. N. Gorbachev;A. V. Ivanovsky;A. I. Kusyayev;A. A. Kulagin;S. A. Leschev;V. N. Mokhov;A. A. Petrukhin;G. A. Polienko;V. A. Tatarin;B. G. Anderson;W. L. Atchison;R. E. Reinovsky;R. T. Olson
Year: 2004 | Conference Paper |
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