BREAKDOWN CONDITIONS AND THERMAL-INSTABILITY IN AIR

被引:3
|
作者
COLONNA, G
CAPITELLI, M
GORSE, C
PANICCIA, F
ELETSKIJ, AV
SMIRNOV, BM
机构
[1] IV KURCHATOV ATOM ENERGY INST,MOSCOW,USSR
[2] ACAD SCI USSR,IVT,MOSCOW V-71,USSR
关键词
ELEMENTARY PROCESSES IN PLASMAS; OTHER TOPICS IN PLASMA PHYSICS AND ELECTRICAL DISCHARGES;
D O I
10.1007/BF02462345
中图分类号
O4 [物理学];
学科分类号
0702 ;
摘要
Reduced electric fields (E/N) responsible for electrical breakdown in air have been calculated by solving a stationary Boltzmann equation including superelastic vibrational collisions. The results show a decrease of E/N with increasing gas temperature. The possibility of air instability due to chemical processes producing electrons is then investigated by calculating the threshold of this instability as a function of a characteristic time for heat dissipation-tau.
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页码:585 / 593
页数:9
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