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Numerical simulation of an explosive plasma generator in the gasdynamic approximation

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Journal of engineering physics Aims and scope

Abstract

A two-dimensional gasdynamic model of a plasma generator is proposed. A numerical solution of the problem is obtained, and peculiarities of the gasdynamic flow are considered. Results are compared with experiment.

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Abbreviations

T:

temperature

p:

pressure

N:

number of gas particles per unit volume

w:

gas mass velocity vector with components wz=u and wr=v

z:

axial coordinate

r:

radial coordinate

t:

time

E:

total specific energy of gas

ɛ:

specific internal energy

ρ:

density

V:

plate velocity

Ein :

initial plate energy

M:

plate mass

S:

plate area

Δp:

pressure difference between left and right sides of plate

Δt, Δz, Δr:

time and space steps

k<1:

Courant number

c:

velocity of sound in the gas

0:

initial value

*:

characteristic dimensional quantities

i, j:

grid cell indices along z and r

n:

number of time step

(∼):

symbol denoting intermediate values of gasdynamic variables in a time layer

Literature cited

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Authors and Affiliations

  1. V. I. Lenin Belorussian State University, USSR

    G. S. Romanov & V. V. Urban

Authors
  1. G. S. Romanov
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  2. V. V. Urban
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Additional information

Translated from Inzhenerno-Fizicheskii Zhurnal, Vol. 37, No. 5, pp. 859–867, November, 1979.

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Romanov, G.S., Urban, V.V. Numerical simulation of an explosive plasma generator in the gasdynamic approximation. Journal of Engineering Physics 37, 1325–1331 (1979). https://doi.org/10.1007/BF01102230

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  • DOI: https://doi.org/10.1007/BF01102230

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