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Effect of finite boundary layer on the ionization instability in non-equilibrium MHD generators

✍ Scribed by B.K. Gupta; R.P. Sharma


Publisher
Elsevier Science
Year
1978
Weight
532 KB
Volume
18
Category
Article
ISSN
0013-7480

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✦ Synopsis


This paper presents an investigation of the effect of boundary layer on the ionization instability in non-equilibrium MHD plasmas: the Boltzmann transfer equation has been employed in the analysis. It is concluded that the effect of finite boundary layer thickness is to reduce the growth rate. Moreover, the growth rate is not constant across the channel cross-section: it is maximum on the axis and decreases away from the axis. These effects are more pronounced at higher Hall parameters. Further, it is shown that the effect of changing the flow velocit~ of the gas on the growth talc is more important than the effect of changing the wall temperature.

Boundary layer Ionization instability Channel cross-section Growth rate


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