METHANE COMBUSTION IN A CATALYTICALLY STABILIZED THERMAL BURNER

被引:8
作者
BARRESI, AA [1 ]
HUNG, SL [1 ]
PFEFFERLE, LD [1 ]
机构
[1] YALE UNIV,DEPT CHEM ENGN,NEW HAVEN,CT 06520
来源
CHEMICAL ENGINEERING JOURNAL AND THE BIOCHEMICAL ENGINEERING JOURNAL | 1992年 / 50卷 / 03期
关键词
D O I
10.1016/0300-9467(92)80019-7
中图分类号
TQ [化学工业];
学科分类号
0817 ;
摘要
The chemical role of the catalyst in the catalytically stabilized thermal combustion of methane is investigated; platinum and manganese oxide catalysts were tested. Comparison of the performances of an externally heated catalytic wall tubular reactor and a non-catalytic alumina wall tubular reactor shows that complete conversion of methane is obtained at a slightly higher temperature in the catalytic flow reactor as a consequence of reactant depletion close to the wall due to heterogeneous reactions. However, a highly active catalyst such as platinum changes the selectivity dramatically, almost preventing the production of intermediate compounds and giving high combustion efficiencies.
引用
收藏
页码:123 / 131
页数:9
相关论文
共 41 条
[1]   CATALYTIC COMBUSTION IN A STAGNATION POINT BOUNDARY-LAYER [J].
ABLOW, CM ;
SCHECHTER, S ;
WISE, H .
COMBUSTION SCIENCE AND TECHNOLOGY, 1980, 22 (3-4) :107-117
[2]   CATALYTIC OXIDATION OF METHANE [J].
ANDERSON, RB ;
STEIN, KC ;
FEENAN, JJ ;
HOFER, LJE .
INDUSTRIAL AND ENGINEERING CHEMISTRY, 1961, 53 (10) :809-812
[3]   CATALYTIC COMBUSTION OF METHANE OVER VARIOUS PEROVSKITE-TYPE OXIDES [J].
ARAI, H ;
YAMADA, T ;
EGUCHI, K ;
SEIYAMA, T .
APPLIED CATALYSIS, 1986, 26 (1-2) :265-276
[4]  
BARRESI AA, 1990, THESIS POLITECNICO T
[5]   CATALYTIC ACTIVATION OF DIOXYGEN. [J].
Boreskov, G.K. .
Catalysis: Science and Technology, 1982, 3 :39-137
[6]  
BUSSIERE P, 1956, CR HEBD ACAD SCI, V243, P1870
[7]   LASER FLUORESCENCE MEASUREMENTS OF THE OH CONCENTRATION IN A COMBUSTION BOUNDARY-LAYER [J].
CATTOLICA, RJ ;
SCHEFER, RW .
COMBUSTION SCIENCE AND TECHNOLOGY, 1983, 30 (1-6) :205-212
[8]  
CATTOLICA RJ, 1983, 19TH P INT S COMB, P311
[9]  
CHURCHILL SW, 1989, CHEM ENG TECHNOL, V12, P249
[10]   Ignition of natural gas-air mixtures by heated metal bars [J].
Coward, HF ;
Guest, PG .
JOURNAL OF THE AMERICAN CHEMICAL SOCIETY, 1927, 49 :2479-2486