钾改性氧化铝基羰基硫水解催化剂及其失活机理

雷淦昌, 郑勇, 曹彦宁, 沈丽娟, 王世萍, 梁诗景… - 物理化学 …, 2022 - whxb.pku.edu.cn
Carbonyl sulfide (COS) is commonly found in conventional fossil fuels, such as nature gas,
oil-associated gas, and blast-furnace gas, and its untreated emission not only corrodes …

[PDF][PDF] Deactivation mechanism of COS hydrolysis over potassium modified alumina

GC Lei, Y Zheng, YN Cao, LJ Shen… - Acta Phys.-Chim …, 2023 - scholar.archive.org
Carbonyl sulfide (COS) is commonly found in conventional fossil fuels, such as nature gas,
oil-associated gas, and blast-furnace gas, and its untreated emission not only corrodes …

镧掺杂棒状二氧化铈催化剂低温水解羰基硫的性能

资双艳, 王雪琦, 田宇, 庞亚彤, 黄蓓, 宁平, 李凯 - 工程科学学报, 2024 - cje.ustb.edu.cn
在低温下实现高炉煤气中羰基硫(COS) 的高精度脱除对环境保护意义重大,
催化水解法可以在较低的操作温度下将COS 转化成更易脱除的H 2 S. 通过制备三种不同形貌的 …

Advantageous role of N-doping on K@ Al in COS/CS2 hydrolysis: diminished oxygen mobility and rich basic sites

R Cao, X Wang, P Ning, Y Xie, L Wang, Y Ma, X Li… - Fuel, 2023 - Elsevier
Basic sites are important to promote carbonyl sulfide (COS) and carbon disulfide (CS 2)
hydrolysis activity while improving the oxidation resistance of hydrolysis catalysts is a …

Unraveling the sulfur poisoning mechanism of N-doping KAl2O3 catalyst in simultaneous hydrolysis of COS and CS2 via experimental and theoretical study

P Wu, Y Zhang, B Wang, K Shen, H Yang… - Separation and …, 2024 - Elsevier
The short lifetime and poor resistance to poisoning of hydrolysis catalysts restricted their
application in the desulfurization of blast furnace gas. N doping was applied to enhance the …

Rational design of poisoning-resistant catalyst based on γ-Al2O3 for hydrolysis of carbonyl sulfide

J Sun, X Du, Z Li, H Yu, Y Hong, M Pan, G Nie… - Chemical Engineering …, 2024 - Elsevier
Catalytic hydrolysis of carbonyl sulfide (COS) is an efficient way of desulfurization for
industrial flue gas, while the frequently used Al 2 O 3-based catalysts always suffer from …

TiO2 改性γ-Al2O3 基催化剂的中温水解羰基硫活性

刘艳霞, 上官炬, 王泽鑫, 徐壹堃, 蔺隆 - 化工进展, 2018 - hgjz.cip.com.cn
中温催化水解羰基硫(COS) 是实现气体精细脱硫净化的关键之一. 虽然TiO 2
的加入可以明显提升γ-Al 2 O 3 基低温COS 水解催化剂的抗硫酸盐中毒性能, 但探讨TiO 2 …

Moderate temperature COS hydrolysis activity of γ-Al2O3 based catalyst modified by TiO2

LIU Yanxia, S Ju, W Zexin, XU Yikun… - Chemical Industry and …, 2018 - hgjz.cip.com.cn
Catalytic hydrolysis of COS at moderate temperature is one of the keys to achieve fine
desulfurization and purification of gas. Although the addition of TiO 2 can obviously improve …

γ-Al2O3 的添加对MDEA 溶液脱除COS 效果的影响

魏蕾, 王荷芳, 王延吉, 赵新强 - 2006 - jmcchina.org
通常石油炼厂气, 煤制气和天然气中都含有羰基硫(COS) 等有机硫化物, 它们会污染环境,
腐蚀设备, 导致后续生产工艺的催化剂中毒. COS 呈中性或弱酸性, 化学性质比较稳定 …

More than just a reactant: H2O promotes carbonyl sulfide hydrolysis activity over Ni-MgAl-LDO by inhibiting H2S poisoning

K Yang, J Chen, J Mi, R Yin, J Yuan, J Shi, G Wang… - Fuel, 2023 - Elsevier
Sulfur poisoning was a bottleneck in the development of Carbonyl sulfide (COS) catalytic
hydrolysis technology. Herein, the sulfur poisoning process over Ni-doped MgAl layered …