Ignition delay times in C2H2-O-2-Ar mixture behind a reflected shock wave

被引:0
作者
Ryu, JC [1 ]
Seo, H [1 ]
Kang, JG [1 ]
Oh, KH [1 ]
机构
[1] CHUNGNAM NATL UNIV,DEPT CHEM,TAEJON 305764,SOUTH KOREA
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中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
Detonation characteristics of acetylene were studied behind reflected shock waves in the temperature range 800-1350 K by monitoring OH emission and pressure profiles. For a comprehensive measurement of ignition delay time, the mixture composition was varied in a wide range of Ar mole % was varied from 0.625 to 2.5 in stoichiometric ratio of C2H2-O-2-Ar. A computer simulation study was also performed to elucidate the important elementary steps determining ignition behavior. The 33-reaction mechanism provides a good agreement in delay time between the observed and the calculated ones.
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页码:1071 / 1075
页数:5
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