Fracture of the Aluminum Sheath of a Thick-Walled Composite Cylinder by Electrical Explosion of a Conductor

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Fracture of the Aluminum Sheath of a Thick-Walled Composite Cylinder by Electrical Explosion of a Conductor. / Morozov, V. A.; Kats, V. M.; Savenkov, G. G.

In: Technical Physics, Vol. 66, No. 10, 10.2021, p. 1135-1140.

Research output: Contribution to journal › Article › peer-review

BibTeX

@article{46b2c1bddfbe4f958a6066079bff9164,

title = "Fracture of the Aluminum Sheath of a Thick-Walled Composite Cylinder by Electrical Explosion of a Conductor",

abstract = "Abstract: Experimental data for the destruction of an aluminum sheath covering a press-fitted PMMA cylinder are reported. A copper conductor to be exploded is inserted into the cylinder along its axis, and a voltage is applied to the conductor from a capacitor charged to 20–22 kV. An explosion-induced pressure is transferred by a blast shock wave to PMMA and then to the metallic sheath. As a result, the PMMA cylinder breaks down and the aluminum sheath ruptures. The amplitude of the explosion-induced pressure, which is transferred to the PMMA cylinder and then from the cylinder to the sheath, has been estimated by measuring radial pressures, and sheath rupture stresses have been determined. The microstructure of the ruptured aluminum sheath has been examined using a Tescan scanning electron microscope and a Discovery optical stereomicroscope.",

author = "Morozov, {V. A.} and Kats, {V. M.} and Savenkov, {G. G.}",

note = "Publisher Copyright: {\textcopyright} 2021, Pleiades Publishing, Ltd.",

year = "2021",

month = oct,

doi = "10.1134/s1063784221080120",

language = "English",

volume = "66",

pages = "1135--1140",

journal = "Technical Physics",

issn = "1063-7842",

publisher = "Pleiades Publishing",

number = "10",

}

RIS

TY - JOUR

T1 - Fracture of the Aluminum Sheath of a Thick-Walled Composite Cylinder by Electrical Explosion of a Conductor

AU - Morozov, V. A.

AU - Kats, V. M.

AU - Savenkov, G. G.

PY - 2021/10

Y1 - 2021/10

N2 - Abstract: Experimental data for the destruction of an aluminum sheath covering a press-fitted PMMA cylinder are reported. A copper conductor to be exploded is inserted into the cylinder along its axis, and a voltage is applied to the conductor from a capacitor charged to 20–22 kV. An explosion-induced pressure is transferred by a blast shock wave to PMMA and then to the metallic sheath. As a result, the PMMA cylinder breaks down and the aluminum sheath ruptures. The amplitude of the explosion-induced pressure, which is transferred to the PMMA cylinder and then from the cylinder to the sheath, has been estimated by measuring radial pressures, and sheath rupture stresses have been determined. The microstructure of the ruptured aluminum sheath has been examined using a Tescan scanning electron microscope and a Discovery optical stereomicroscope.

AB - Abstract: Experimental data for the destruction of an aluminum sheath covering a press-fitted PMMA cylinder are reported. A copper conductor to be exploded is inserted into the cylinder along its axis, and a voltage is applied to the conductor from a capacitor charged to 20–22 kV. An explosion-induced pressure is transferred by a blast shock wave to PMMA and then to the metallic sheath. As a result, the PMMA cylinder breaks down and the aluminum sheath ruptures. The amplitude of the explosion-induced pressure, which is transferred to the PMMA cylinder and then from the cylinder to the sheath, has been estimated by measuring radial pressures, and sheath rupture stresses have been determined. The microstructure of the ruptured aluminum sheath has been examined using a Tescan scanning electron microscope and a Discovery optical stereomicroscope.

UR - http://www.scopus.com/inward/record.url?scp=85124740041&partnerID=8YFLogxK

UR - https://www.mendeley.com/catalogue/3f961eeb-541b-329e-a64f-7d5a62560d36/

U2 - 10.1134/s1063784221080120

DO - 10.1134/s1063784221080120

M3 - Article

AN - SCOPUS:85124740041

VL - 66

SP - 1135

EP - 1140

JO - Technical Physics

JF - Technical Physics

SN - 1063-7842

IS - 10

ER -

ID: 93056497