改性HZSM-5/Cu-ZnO-Al2O3 催化剂用于二甲醚水蒸气重整制氢

改性HZSM-5/Cu-ZnO-Al₂O₃ 催化剂用于二甲醚水蒸气重整制氢

张森晗, 王欢, 张家慷, 冯效迁, 张启俭, 赵永华

Alkali-modified HZSM-5 Zeolite/Cu-ZnO-Al₂O₃ Bifunctional Catalyst for Hydrogen Production via Steam Reforming of Dimethyl Ether

ZHANG Senhan, WANG Huan, ZHANG Jiakang, FENG Xiaoqian, ZHANG Qijian, ZHAO Yonghua

表1 HZSM-5-m的结构和织构特征

Table 1 Structure and texture characteristics of HZSM-5-m

Samples	BET surface area / m²·g^-1	Pore volume / cm³·g^-1	Average pore size / nm	Relative crystallinity^a / %	I₅₄₆ / I $_{451}^{b}$
HZSM-5	397	0.20	1.99	100	0.79
HZSM-5-0.2	353	0.34	2.86	85.8	0.41
HZSM-5-0.4	214	0.55	10.17	31.8	0.12
HZSM-5-0.5	71	0.79	16.34	4.3	0.01