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Abstract:
采用浸渍法制备Ag(x)/ZSM-5(x=3、6、9)催化剂。采用XRD、SEM、NH_3-TPD、Py-FTIR、XPS和NO-TPD等手段对催化剂的理化性质进行表征,在常压固定床微型反应器中评价催化剂甲烷选择性催化还原(CH_4-SCR) NO催化性能,考察Ag负载量对Ag(x)/ZSM-5催化剂CH_4-SCR脱硝性能的影响。结果表明,ZSM-5分子筛负载Ag,催化剂的酸性和酸量发生变化,改善了催化剂对NO的吸附脱附性能。随着Ag负载量增加,形成较大的Ag晶粒,有利于甲烷活化,Ag(x)/ZSM-5催化剂CH_4-SCR脱硝活性提高。Ag(9)/ZSM-5催化剂CH_4-SCR脱硝性能较...
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燃料化学学报
Year: 2020
Issue: 02
Volume: 48
Page: 197-204
Cited Count:
WoS CC Cited Count: 0
SCOPUS Cited Count:
ESI Highly Cited Papers on the List: 0 Unfold All
WanFang Cited Count:
Chinese Cited Count:
30 Days PV: 8
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