-
Article
Static, Dynamic, and Shock-Wave Strengths of 17G1S, 09G2S, 10G2FBYu, and K60 Strength Class Pipe Steels
In the development of special explosion-proof chambers that must meet strict requirements for strength reliability, an important issue is the choice of the material of the load-bearing shell subjected to pulse...
-
Article
Erratum to: Effect of Shock-wave Dusting and Ways to Suppress It
An Erratum to this paper has been published: https://doi.org/10.1134/S106377612230001X
-
Article
Effect of Shock-Wave Dusting and Ways to Suppress It
The ejection of particles from the free surface of metal liners accelerated to velocities of 4–5 km/s using explosive energy has been investigated. It is shown experimentally that the effect of shock-wave dust...
-
Article
Reaction of Cylindrical 09G2S and 10KhSND Steel Shells with Longitudinal and Annular Welded Joints to Explosive Loading
Large explosion-proof chambers are manufactured using cylindrical shells made of sheet metal by rolling and welding with addition of longitudinal and circumferential seams. In this case, one should make a choi...
-
Article
Characteristics of Shock-Induced Dust Flux from the Surface of Lead and Copper Samples under Pressure in the Shock Wave of 45–50 GPa with Unloading into Vacuum
The results of experimental studies of the shock-induced particle ejection (“dusting”) from a free rough (Rz = 20) surface of lead and copper samples into an evacuated medium are presented. The experimental metho...
-
Article
New Capabilities of Proton Radiography for Recording Fast Gas-Dynamic Processes
For about 15 years, studies of fast gas-dynamic processes have been conducted at the Logunov Institute of Experimental Physics (VNIIEF) of the Russian Federal Nuclear Center using the proton radiography system...
-
Article
Ejection of Particles from the Free Surface of Shock-Loaded Lead into Vacuum and Gas Medium
The presence and behavior of a gas–metal interfacial layer at the free surface of shock-wave driven flying vehicles in gases of various compositions and densities has not been sufficiently studied so far. We p...
-
Article
Peculiarities of Shockwave Ejecta in the Presence of Gas in Front of a Free Surface of a Material
We report experimental results on studies of the interactions between various gases and the mass ejected from a shock accelerated surface. While such studies have been conducted in the past, data on such dynam...
-
Article
Experimental and Computational Damage and Ejecta Studies of Pb Explosively Shock Loaded to \(P_{SL} \approx 32\) - to 40-GPa
We report results from an experiment on Pb that we explosively shock loaded to \(P_{SL} \approx 32\) ...
-
Article
Effect of a gas on the ejection of particles from the free surface of a sample subjected to a shock wave with various intensities
In view of the possible effect of contamination of a plasma by metal particles on the operation of a number of facilities or on the detection of the motion of liners by Doppler methods, a particular attention ...
-
Article
Experimental and computational study of quasispherical compression of a copper shell loaded by the detonation of a plastic explosive layer
This work presents the results of experiments on the compression of a spherical copper shell loaded by the detonation of a plastic explosive layer. A U-70 accelerator is used for radiographic recording of the ...
-
Article
Explosion-protecting chambers for investigating hydrodynamic processes and explosive technologies (review)
Within the framework of the scientific trend that was developed at the Russian Federal Nuclear Center, All-Russian Scientific Research Institute of Experimental Physics, explosion-protecting chambers (EPCs) of...
-
Article
Experimental-calculation simulation of the ejection of particles from a shock-loaded surface
The possibilities of measuring complex Pylenie, which is intended for studying the parameters of the particles ejected from the free surface of a shock-loaded material and was created at the Institute of Exper...
-
Article
Investigation of shock detonation of TATB using proton radiography
The initiation of detonation of plasticized TATB by shock loading using an initiator pressure charge of an HMX based explosive was studied by radiography. In the experiments, the size of the initiator and the ...
-
Article
Use of multiframe proton radiography to investigate fast hydrodynamic processes
This paper gives the results of investigation of fast hydrodynamic processes by flash proton radiography based on the U-70 proton synchrotron of the Institute of High Energy Physics (IHEP). The physical setup ...
-
Article
Initiation of detonation in explosives on an U-70 proton accelerator
Detonation initiation in a composite explosive based on HMX and TATB loaded by a divergent shock wave was studied on a U-70 proton accelerator using proton radiography. Density distributions behind the initiat...
-
Article
Explosion resistance of a steel cylindrical shell
This paper gives an overview of experimental data on the behavior of steel cylindrical shells filled with water or air and repeatedly loaded by an explosion from inside, up to failure. Semi-empirical formulas ...
-
Article
A radiographic facility for the 70-GeV proton accelerator of the institute for high energy physics
A radiographic facility for the 70-GeV proton a ccelerator of the Institute for High Energy Physics is described. The available infrastructure in the initial straight part of the injection channel is used in t...
-
Article
Criterion for Selecting Composite Materials for Explosion Containment Structures (Review)
Experimental data on the dynamic response and strength of simple shells of fiber composites are used to justify the choice of these materials for the load-bearing shells of blast-proof structures. It is shown ...
-
Article
Reaction and Strength of a Fiberglass Container under Internal Explosive Loading
Despite all safety measures in handling objectscontaining explosives, the probability of their accidental explosion is not completely eliminated. Effective environmental protection against explosions is achiev...
