Effect of Ni/Al2O3-SiO2 and Ni/Al2O3-SiO2 with K2O Promoter Catalysts on H2, CO and CH4 Concentration by CO2 Gasification of Rosa Multiflora Biomass | Oil & Gas Science and Technology

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Table 3

Gasification of RM at 950 °C: concentration of gaseous product yields versus in respected time.

Time, min	Gas yields concentration, vol%

	Non-catalytic gasification			Catalytic gasification with Ni/Al₂O₃-SiO₂			Catalytic gasification with Ni/Al₂O₃-SiO₂ with K₂O promoter

	CH₄	CO	H₂	CH₄	CO	H₂	CH₄	CO	H₂
0	0.0000	0.0000	0.0000	0.0000	0.0000	0.0000	0.0000	0.0000	0.0000
1	0.1110	0.2260	0.2009	0.0000	0.0590	0.7698	0.0000	0.0380	0.5569
1.5	0.0360	3.2850	0.0507	0.0180	2.9900	0.1933	0.0000	2.6670	0.1834
2	0.0100	3.6000	0.0274	0.0040	3.4270	0.0871	0.0000	3.6540	0.0857
2.5	0.0000	3.6350	0.0154	0.0000	3.4100	0.0492	0.0000	4.0460	0.0449
3	0.0000	2.7850	0.0058	0.0000	3.1670	0.0216	0.0000	3.6880	0.0263
3.5	0.0000	1.2730	0.0022	0.0000	2.6630	0.0111	0.0000	3.2650	0.0127
4	0.0000	0.3900	0.0010	0.0000	1.9520	0.0045	0.0000	2.2380	0.0083
5	0.0000	0.2490	0.0000	0.0000	0.7320	0.0022	0.0000	0.9000	0.0028
6	0.0000	0.1920	0.0000	0.0000	0.5370	0.0022	0.0000	0.7040	0.0026
7	0.0000	0.1610	0.0000	0.0000	0.4570	0.0013	0.0000	0.6620	0.0017
8	0.0000	0.1420	0.0000	0.0000	0.3980	0.0013	0.0000	0.6250	0.0015
9	0.0000	0.1220	0.0000	0.0000	0.3510	0.0013	0.0000	0.4900	0.0008
10	0.0000	0.1010	0.0000	0.0000	0.3080	0.0000	0.0000	0.4150	0.0000
11	0.0000	0.0780	0.0000	0.0000	0.2710	0.0000	0.0000	0.3680	0.0000
12	0.0000	0.0630	0.0000	0.0000	0.2380	0.0000	0.0000	0.3460	0.0000
13	0.0000	0.0520	0.0000	0.0000	0.2050	0.0000	0.0000	0.3190	0.0000
14	0.0000	0.0400	0.0000	0.0000	0.1800	0.0000	0.0000	0.2850	0.0000
15	0.0000	0.0310	0.0000	0.0000	01590	0.0000	0.0000	0.2560	0.0000
17	0.0000	0.0160	0.0000	0.0000	0.1220	0.0000	0.0000	0.2090	0.0000
20	0.0000	0.0000	0.0000	0.0000	0.0800	0.0000	0.0000	0.1500	0.0000

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